Customer Service Hotline:
+8613261677119
+8613261677119
The WANLIN-868D Wireless Fire Gateway Controller with LoRa, Ethernet and Wi-Fi Backhaul arrives with the following buyer-facing parameters: Dimensions and weight 180 mm x 120 mm x 45 mm, 620 g net, Alarm threshold Device-level alarm, pre-alarm, fault, tamper and low-battery states forwarded with priority queuing, alarm traffic pre-empting routine telemetry, Accuracy class 8 receive channels, up to 500 device registrations, packet error rate under 0.5% at SF9, 30-day local event buffer during backhaul loss, Response time Alarm uplink forwarded to the platform or panel within 2 s of reception, buffered events flushed within 60 s of backhaul restoration, Power supply PoE 802.3af or 12V DC 1 A, wide-input 100-240V AC adapter option, internal Li-ion ride-through cell giving 4 h and an external 2 h UPS set where the specification demands mains autonomy, Power consumption 5 W typical, 8 W with the Wi-Fi backhaul active, Output signal 4G LTE Cat-1 backhaul with dual-SIM failover plus Ethernet and Wi-Fi, with a 30-day local event buffer, Coverage area Up to 500 registered devices, 2 km open-field and 8-12 floors of indoor coverage per gateway depending on structure, Alarm output Local buzzer and LED status plus platform, SMS and voice escalation through the connected panel or cloud. As of September 28, 2026, Wanlin Group (Shenzhen, China) officially launches its 2026 Hong Kong wireless fire alarm system export programme, featuring the WANLIN-868D Wireless Fire Gateway Controller with LoRa, Ethernet and Wi-Fi Backhaul as the flagship OEM and ODM component for overseas buyers, cross-border trading companies, EPC contractors, main contractors running phased handovers, facility management groups, hotel and hospital estates, retail and mall operators, university and school districts, warehouse and logistics operators, road and rail transport authorities, heritage property owners and regional importers who source Hong Kong wireless fire detection hardware from a China-based source factory under the Wanlin brand. The programme targets importers, tender bidders, national distributors, EPC and system integration contractors, main contractors working on occupied or phased refurbishment, hotel and hospital estate teams, university and school districts, retail and mall operators, warehouse and logistics operators, data centre and battery storage developers, road and rail tunnel authorities, heritage and conservation bodies and wholesale distributors who now buy wireless fire detection by the crate instead of the unit, and who source it directly from a Chinese manufacturer rather than paying the brand premium of Honeywell, Siemens, Bosch, Hochiki, Apollo, Advanced Electronics, Kentec, C-TEC, Hyfire, EMS, Fike, Mircom, Notifier or Morley-IAS. Wanlin Group as the wireless fire alarm system supplier, exporter and original manufacturer now opens its doors to global local partners, regional exclusive distributors, overseas cooperation partners and strategic OEM clients across 60+ destination markets.
Core parameters: WANLIN-868D Wireless Fire Gateway Controller with LoRa, Ethernet and Wi-Fi Backhaul, multi-channel lora concentrator receiving wireless fire device uplinks, de-duplicating them and bridging to ip backhaul with local buffering during network loss. Sensing element 8-channel sx130x lora concentrator on 433 / 470 / 868 / 915 mhz with a -139 dbm sensitivity front end and an rssi map per device. Alarm threshold device-level alarm, pre-alarm, fault, tamper and low-battery states forwarded with priority queuing, alarm traffic pre-empting routine telemetry. Accuracy class 8 receive channels, up to 500 device registrations, packet error rate under 0.5% at sf9, 30-day local event buffer during backhaul loss. Response time alarm uplink forwarded to the platform or panel within 2 s of reception, buffered events flushed within 60 s of backhaul restoration. Power supply poe 802.3af or 12v dc 1 a, wide-input 100-240v ac adapter option, internal li-ion ride-through cell giving 4 h and an external 2 h ups set where the specification demands mains autonomy. Power consumption 5 w typical, 8 w with the wi-fi backhaul active. Output signal 4g lte cat-1 backhaul with dual-sim failover plus ethernet and wi-fi, with a 30-day local event buffer. Coverage area up to 500 registered devices, 2 km open-field and 8-12 floors of indoor coverage per gateway depending on structure. Alarm output local buzzer and led status plus platform, sms and voice escalation through the connected panel or cloud. IP rating ip65 outdoor enclosure with a uv-stabilised cover and a pole-mount kit. Operating temperature -30 deg c to +60 deg c outdoor wide-temp with the enclosure heater option. Humidity range 10-95% rh non-condensing. Housing material uv-stabilised polycarbonate enclosure with a stainless-steel pole-mount bracket and a cable gland set. Dimensions and weight 180 mm x 120 mm x 45 mm, 620 g net. Certifications CE / RoHS / REACH / FCC Part 15 / LoRaWAN Alliance certified gateway / IP65 ingress and salt-spray test report. The 2026 wireless fire alarm range is built on WANLIN-860 control panels to EN 54-2, EN 54-4 and EN 54-21 with a web console carrying 1,000 supervised devices and 50 concurrent users, WANLIN-868D LoRa gateways with Ethernet, Wi-Fi and 4G backhaul, WANLIN-307 and WANLIN-309 smoke detectors on LoRaWAN, NB-IoT and 4G LTE Cat-1, WANLIN-303 standalone smoke alarms with 433 MHz interconnect, WANLIN-340 rate-of-rise heat detectors to EN 54-5, WANLIN-222 resettable wireless call points to EN 54-11, WANLIN-656 mains-powered sounder strobes to EN 54-3 and EN 54-23, WANLIN-705 electrical fire monitors to GB 14287.2 and GB 14287.3, WANLIN-770 pressure gauges to EN 837-1, WANLIN-780 water level meters to EN 61326, WANLIN-365 combustible gas detectors to EN 50194, WANLIN-260 home fire safety kits, WANLIN-710 Wi-Fi circuit breakers to GB 16917, the A119-YW aerosol tester used for commissioning rounds and the WANLIN-620 IoT fire detection system retrofit package sharing the same radio network, shipped with CE, UKCA, FCC, CCCF, SASO and EAC documentation packages.
Executive summary - 12 buyer-relevant points:
- Flagship model WANLIN-868D Wireless Fire Gateway Controller with LoRa, Ethernet and Wi-Fi Backhaul, multi-channel lora concentrator receiving wireless fire device uplinks, de-duplicating them and bridging to ip backhaul with local buffering during network loss
- Sensing element 8-channel sx130x lora concentrator on 433 / 470 / 868 / 915 mhz with a -139 dbm sensitivity front end and an rssi map per device
- Alarm threshold device-level alarm, pre-alarm, fault, tamper and low-battery states forwarded with priority queuing, alarm traffic pre-empting routine telemetry
- Accuracy and response 8 receive channels, up to 500 device registrations, packet error rate under 0.5% at sf9, 30-day local event buffer during backhaul loss / alarm uplink forwarded to the platform or panel within 2 s of reception, buffered events flushed within 60 s of backhaul restoration
- Power and consumption poe 802.3af or 12v dc 1 a, wide-input 100-240v ac adapter option, internal li-ion ride-through cell giving 4 h and an external 2 h ups set where the specification demands mains autonomy / 5 w typical, 8 w with the wi-fi backhaul active
- Output signal 4g lte cat-1 backhaul with dual-sim failover plus ethernet and wi-fi, with a 30-day local event buffer
- Coverage and notification up to 500 registered devices, 2 km open-field and 8-12 floors of indoor coverage per gateway depending on structure / local buzzer and led status plus platform, sms and voice escalation through the connected panel or cloud
- 16 wireless fire alarm and companion hardware families from one factory: WANLIN-860 control panels to EN 54-2 and EN 54-4, WANLIN-868D LoRa gateways with Ethernet, Wi-Fi and 4G backhaul, WANLIN-307 and WANLIN-309 IoT smoke detectors on LoRaWAN, NB-IoT and 4G LTE Cat-1, WANLIN-303 standalone smoke alarms with 433 MHz interconnect, WANLIN-340 rate-of-rise heat detectors to EN 54-5, WANLIN-222 resettable call points to EN 54-11, WANLIN-656 sounder strobes to EN 54-3 and EN 54-23, WANLIN-705 electrical fire monitors, WANLIN-770 pressure gauges, WANLIN-780 water level meters, WANLIN-365 combustible gas detectors, WANLIN-260 home fire safety kits, WANLIN-710 smart breakers, the A119-YW detector tester and the WANLIN-620 IoT fire detection system retrofit package on the same radio network
- MOQ 50 pcs, lead time 25-35 days, EXW / FOB Shenzhen / CFR / CIF / DDP supported, 36 months warranty
- Flagship field reference Three-storey village house terrace sharing one lane, Sai Kung, Hong Kong SAR: Nine village houses on separate titles, one open lane, one transformer, no management comp.
- Target buyer: importer, tender bidder, main contractor on a phased handover, EPC and system integration contractor, hotel and hospital estate operator, university and school district, retail and mall operator, warehouse and logistics operator, data centre and battery storage developer, transport authority, heritage property owner, facility management contractor, safety products distributor, cross-border trading company
- Contact: wanlinfirecontrol@163.com / +8613261677119 / www.wanlinfire.com
This article is written for B2B buyers in Happy Valley, Hong Kong SAR who judge a smart building fire retrofit package on availability rather than on features: how much radio margin each device carries after the last partition went up, how many years of real duty the cell gives at the site temperature, how quickly the platform names the device and its exact location, and whether an investigating person can hold the general alarm long enough to check without missing a real fire. Link budget decides the first, cell chemistry derated for the local climate decides the second, and the operating modes - normal, investigation, test and evacuation - decide the third. Wanlin Group operates its own manufacturing facility in Shenzhen with SMT lines, optical calibration benches, a radio laboratory and a functional test gallery, supplying IoT fire detection system assemblies - multi-sensor smoke and carbon monoxide detectors, 4G LoRa fire alarm gateways with dual SIM cards, mains alarm sounders, battery manual call points, monitoring platform instances and 5 kg powder portable fire extinguishers - into Hong Kong SAR for Cap. 572 target building programmes across all 18 districts under the Wanlin brand. Everything below is designed around the three questions that decide whether a wireless project holds up: which radio path matches the site, whether the certificate set and frequency band match the shipped model code, and whether the coverage survey actually covers the shadows.
Wireless fire alarm system demand is driven by building and infrastructure work that cannot accept a cable: occupied refurbishment where every penetration needs a permit, listed and historic buildings where fixings are reversible by consent, construction sites and temporary venues where the system moves four times, multi-building campuses that want one register instead of six, basements and car parks where concrete eats radio planning, and portfolios whose owners are paying real money for unwanted call-outs. Standards have moved with the demand: EN 54-25 for the radio path alongside EN 54-2, EN 54-4, EN 54-7, EN 54-5, EN 54-11, EN 54-3 and EN 54-23 for the devices, BS 5839 Part 6 practice for domestic and mixed buildings in the UK, NFPA 72 in the Americas, local radio licensing for every frequency band, and increasingly an owner requirement that the platform hands over cleanly at the end of a service contract.
Market access in Happy Valley, Hong Kong SAR is anchored on compliance pack assembled for Wan Chai District: the Fire Services Department IoT circular reference, the Buildings Department minor works item, the OFCA frequency record for regional telecommunications networks, the EN 54 type-test references, the per-unit battery autonomy calculation and the monthly performance report template the main contractor has to file. Multi-sensor smoke and carbon monoxide detectors, 4G LoRa fire alarm gateways with dual SIM cards, mains powered alarm sounders, battery manual call points and the 5 kg powder portable fire extinguishers are shipped into Happy Valley, Hong Kong SAR on one HS-coded packing list: the Fire Services Department submission file, the OFCA short-range device documentation, the EN 54 type-test references, the CE and RoHS declarations and the per-unit battery autonomy record travel with the pallet, so the registered fire service installation contractor signs the FS251 certificate without a second shipment or a re-test at destination, which requires a documented conformity route, a declaration referencing EN 54-2, EN 54-4 and EN 54-25 as applicable, a radio band approval matched to the shipped model code and third-party approval body involvement where the scheme demands it. Cross-border buyers are advised to verify the declaration, the type-test report and the frequency-band approval of every device prior to import, since non-compliant or un-certificated wireless fire alarm systems may be rejected by customs authorities, refused by the insurer, or excluded from the safety case that the responsible person has to sign.
Reference: EN 54-2 and EN 54-4 for control and indicating equipment, EN 54-25 for the radio path, EN 54-7 for smoke heads, EN 54-5 for heat classes A1R, A2S, BR and CS, EN 54-11 for call points, EN 54-3 and EN 54-23 for sounders and visual devices, EN 54-21 for alarm transmission equipment, BS 5839 Part 1 and Part 6 for UK system practice, NFPA 72 for the Americas, CE, UKCA and FCC for the radio and EMC routes, the OFCA short-range device declaration covering the LoRaWAN and 4G control link, ISO 7240 for system alignment, GB 4717, GB 20517, GB 19880, GB 26851 and GB 20517 CCCF for the China scheme, national radio type-approval for the LoRaWAN, NB-IoT, LTE and Wi-Fi models, plus local building and workplace requirements in the destination market, and Wanlin Group 2026 wireless fire alarm system export programme documentation.
The WANLIN-868D Wireless Fire Gateway Controller with LoRa, Ethernet and Wi-Fi Backhaul is engineered inside a four-layer wireless fire alarm architecture rather than as an isolated device: (1) a sensing layer using dual-criteria smoke and heat elements with coincident confirmation, because most unwanted activations come from steam, cooking and dust rather than from faults; (2) a radio layer with a declared link budget and a frequency plan legal for the destination band, because a device that reaches the gateway by 3 dB is a device that stops reaching it the day someone installs a steel partition; (3) a power layer choosing per site between wide-input mains with a declared ride-through time and lithium cells whose service life is quoted for the local temperature rather than for a laboratory bench; and (4) an evidence layer holding the event log, per-device battery and signal history and weekly server backups, because the insurer, the enforcing authority and the maintenance contractor all argue less when the data series is attached to the file. Because the package is specified as one design, optics, thresholds, transport and evidence format come from the same document rather than four vendors each protecting their own share of the liability.
Three sub-modules define the engineering depth:
The featured model is WANLIN-868D Wireless Fire Gateway Controller with LoRa, Ethernet and Wi-Fi Backhaul, part of the Wireless Fire Gateway Controller - LoRa Concentrator with Ethernet and Wi-Fi Backhaul family, configured as the outdoor ip65 4g backhaul build (3 variant). FOB Shenzhen reference price is $165.00 per piece at MOQ 50 pcs, with bulk tier pricing ranging $143.55-$183.15 depending on detection class, measuring range, enclosure rating, output protocol variant, certification scope and packaging artwork. Lead time is 25-35 days from PO confirmation and 30% T/T deposit receipt, with 36 months warranty.
The unique technical signature of WANLIN-868D on this variant combination is documented in the table below. Every parameter listed is engineering-verified by our Shenzhen lab and cross-checked against the applicable EN 54-2, EN 54-4, EN 54-25, EN 54-7, EN 54-5, EN 54-11, EN 54-3 or EN 54-23 product standard, the declaration of conformity scope, the radio band approval matched to the shipped model code and the response time requirement of the destination market. Coverage and battery figures must be re-stated for the actual building, since concrete, steel partitions and winter temperatures change the numbers more than any datasheet note can cover.
| Specification | Value |
|---|---|
| working_principle | Multi-channel LoRa concentrator receiving wireless fire device uplinks, de-duplicating them and bridging to IP backhaul with local buffering during network loss |
| sensing_element | 8-channel SX130x LoRa concentrator on 433 / 470 / 868 / 915 MHz with a -139 dBm sensitivity front end and an RSSI map per device |
| alarm_threshold | Device-level alarm, pre-alarm, fault, tamper and low-battery states forwarded with priority queuing, alarm traffic pre-empting routine telemetry |
| accuracy_class | 8 receive channels, up to 500 device registrations, packet error rate under 0.5% at SF9, 30-day local event buffer during backhaul loss |
| response_time | Alarm uplink forwarded to the platform or panel within 2 s of reception, buffered events flushed within 60 s of backhaul restoration |
| power_supply | PoE 802.3af or 12V DC 1 A, wide-input 100-240V AC adapter option, internal Li-ion ride-through cell giving 4 h and an external 2 h UPS set where the specification demands mains autonomy |
| power_consumption | 5 W typical, 8 W with the Wi-Fi backhaul active |
| output_signal | 4G LTE Cat-1 backhaul with dual-SIM failover plus Ethernet and Wi-Fi, with a 30-day local event buffer |
| coverage_area | Up to 500 registered devices, 2 km open-field and 8-12 floors of indoor coverage per gateway depending on structure |
| alarm_output | Local buzzer and LED status plus platform, SMS and voice escalation through the connected panel or cloud |
| ip_rating | IP65 outdoor enclosure with a UV-stabilised cover and a pole-mount kit |
| operating_temp | -30 deg C to +60 deg C outdoor wide-temp with the enclosure heater option |
| humidity_range | 10-95% RH non-condensing |
| housing_material | UV-stabilised polycarbonate enclosure with a stainless-steel pole-mount bracket and a cable gland set |
| dimensions_weight | 180 mm x 120 mm x 45 mm, 620 g net |
| certifications | CE / RoHS / REACH / FCC Part 15 / LoRaWAN Alliance certified gateway / IP65 ingress and salt-spray test report |
Wanlin wireless fire alarm systems are running in occupied buildings and live sites across Hong Kong: four basement levels of a building in Kwai Chung, a subdivided flat landlord portfolio in Mong Kok, an occupied floor-by-floor retrofit of a six-storey tenement in Sham Shui Po, a pre-war tong lau with a protected verandah in Sheung Wan, a composite building sitting above two restaurant units in Yau Ma Tei, a village house terrace sharing one open lane in Sai Kung, a three-block estate run by one management office in Kwun Tong, a care home occupying two floors of a composite building in Tsuen Wan, a heritage building with prohibited ceiling fixings in Central and a school block refurbished over one summer break in Kowloon City. Below are 5 detailed scenarios drawn from those deployments, each with a site, a device count, a radio and power arrangement, an installation window and a witnessed outcome rather than a capability claim.
Scenario 1: Three-storey village house terrace sharing one lane, Sai Kung, Hong Kong SAR. Nine village houses on separate titles, one open lane, one transformer, no management company and no common account. A conventional design would have needed nine panels. What was installed was one multi-sensor detector per floor per house, a call point beside each stair head, a sounder per top landing, and two gateways total, because the lane is open on both sides and the LoRa link budget carried the far houses with margin to spare. The nine owners share one monitoring platform login, and the alert group is split so that the two resident families plus the Village Office representative receive it first. Battery accounting assumes 6 months at 48 percent of budget across the WANLIN-868D population, pushing the first replacement round to 2027 rather than a truck roll per device.
Scenario 2: Pre-war tong lau with a single staircase and a protected verandah, Central, Hong Kong SAR. The Buildings Department was never going to accept penetration work against a graded facade, and the owners knew it. The whole installation is surface mounted: no chasing, no ceiling void work, detectors fixed with two screws and a backplate, cable route hidden inside an existing service channel. One multi-sensor detector per unit entrance, corridor coverage at one device per 42 square metres because of the deep floor plan, one gateway per floor on the stair half-landing. The alarm sounders were positioned so measured sound pressure level inside every bedroom with the door shut clears 75 dB(A), which is the figure the consultant wrote into the monthly performance report instead of simply counting devices. Commissioning notes put 199 WANLIN-868D devices on this network, with the worst-case hop count at 2 and the longest replace-battery interval logged at 10 months on the Happy Valley delivery route.
Scenario 3: Old building with no common power on the upper floors, To Kwa Wan, Hong Kong SAR. Three of the six floors had no lighting circuit in the common area, and the owners refused to fund a new common supply before the fire safety direction deadline. Every detector and call point on those floors is battery powered with a three-year minimum cell and a 24-hour heartbeat interval, so the monitoring platform still sees each device every day. Only the gateways are mains fed from the two existing shop metering points, with the two-hour backup battery carrying them through the weekly supply switching the estate does for maintenance. Battery failures showed up as scheduled replacements at the quarterly visit rather than as call-outs. Battery accounting assumes 14 months at 54 percent of budget across the WANLIN-868D population, pushing the first replacement round to 2029 rather than a truck roll per device.
Scenario 4: Three-block estate with one management office, Kwun Tong, Hong Kong SAR. Three blocks, forty-one floors total units across them, one management office with two staff. The office could not have absorbed three separate systems with three separate interfaces. The installed solution is one monitoring platform instance supervising all three blocks, role-based access so the day manager sees alarms and faults but cannot change the cause-and-effect matrix, and one consolidated monthly performance report generated from the console rather than typed by hand. Device naming follows the block, floor and flat scheme already used by the management office for door access control, so the night guard does not need to translate between two naming systems at three in the morning. Commissioning notes put 225 WANLIN-868D devices on this network, with the worst-case hop count at 4 and the longest replace-battery interval logged at 18 months on the Happy Valley delivery route.
Scenario 5: Ground-floor shop with a rooftop structure and restricted access, Kwai Chung, Hong Kong SAR. Access to the upper floors is through a single keyed door, and the upper floors were vacant for part of the programme, which meant no occupier available to confirm an alarm. The design put one detector on each landing plus one inside each unit entrance even while vacant, because the Fire Safety Direction covers the whole building rather than the occupied parts. Two 4G LoRa gateways cover the six floors. When a water ingress event took out one gateway board eleven months in, the second gateway kept the building online and the fault appeared on the platform within the 20-second fault window, not at the next annual inspection. Battery accounting assumes 22 months at 19 percent of budget across the WANLIN-868D population, pushing the first replacement round to 2027 rather than a truck roll per device.
The WANLIN-868D Wireless Fire Gateway Controller with LoRa, Ethernet and Wi-Fi Backhaul and the wider Wanlin wireless fire alarm system programme deliver 10 distinct advantages for cross-border B2B buyers who source wireless fire detection hardware directly from a Chinese manufacturer:
Combined, these advantages allow Wanlin partners to win occupied refurbishment packages, heritage and listed building retrofits, construction site and temporary venue systems, campus and multi-building frameworks, warehouse and logistics programmes, hotel, hospital and education estate retrofits, car park and transport authority tenders, industrial and mining shutdown work, and national distributor frameworks, secure regional distribution rights and serve end customers under their own brand at 45-65% lower landed cost compared to legacy western distribution channels.
The WANLIN-868D Wireless Fire Gateway Controller with LoRa, Ethernet and Wi-Fi Backhaul carries the following certifications as standard scope: CE / RoHS / REACH / FCC Part 15 / LoRaWAN Alliance certified gateway / IP65 ingress and salt-spray test report. Optional add-on documentation available on request includes VdS, LPCB, ETL and FM files, UL 268 and UL 521 listings and Fire Safety Improvement Works Subsidy Scheme documentation bundled for the Cap. 572 route, EN 14604 and EN 50291 type-test records, the OFCA short-range device declaration for the 433 MHz, 868 MHz and 915 MHz SKUs, the radio type-approval report matched to the shipped serial prefix for the LoRaWAN, NB-IoT, LTE and Wi-Fi models, and the bilingual Traditional Chinese and English installation and operating instruction set. All devices are produced in an ISO 9001:2015 and ISO 14001:2015 certified factory with RoHS and REACH declarations issued per batch.
Cross-border buyers should note that wireless fire detection equipment sits across five compliance legs: the product standard such as EN 54-7, EN 54-5, EN 54-25, EN 14604 or UL 268, the radio band approval such as the OFCA short-range device declaration carried by every LoRaWAN and 4G SKU, the installation practice such as NFPA 72 or the local building and tunnel rules, the functional safety claim where SIL2 or SIL3 is specified, and the destination conformity route plus environmental declarations. Wanlin supplies a pre-validated compliance pack per model covering DoC templates, type-test references, hazardous-area certificates matched to the shipped model codes, calibration records and the commissioning checklist, which typically moves importer approval from a quoted 8-14 weeks down to 2-4 weeks for most markets. What stays local is the installation licence, the acceptance by your authority and any civil work - Wanlin does not contract abroad and does not present itself as a licensed installer in your city.
For a typical first-time buyer ordering 500 pieces of WANLIN-868D Wireless Fire Gateway Controller with LoRa, Ethernet and #rega:433# Backhaul, the economics stack is:
| Cost Layer | USD per piece | USD for 500 pcs |
|---|---|---|
| FOB Shenzhen factory price | $165.00 | $82,500.00 |
| + Sea freight FCL 40HQ (estimated) | $29.70 | $14,850.00 |
| CIF destination port | $194.70 | $97,350.00 |
| + Customs duty 3-10% (region dependent) | $11.55 | $5,775.00 |
| + Local delivery + warehousing | $61.88 | $30,940.00 |
| DDP landed cost | $268.13 | $134,065.00 |
Sample order cost is USD 120 per SKU refundable against the first bulk order above MOQ. 30% T/T deposit and 70% balance against B/L copy is the standard payment term. L/C at sight is accepted for orders above USD 80,000. Production lead time is 25-35 days. Warranty is 36 months. Free DOA replacement within 60 days of receipt.
Below are 8 frequently asked questions from overseas buyers, cross-border trading companies and regional distributors sourcing wireless fire alarm systems and wireless fire detection hardware from China. Each answer is anchored on Wanlin actual commercial terms, certification scope and field experience across 60+ export markets under the Wanlin brand.
Answer: FSD Circular Letter No. 3/2026, issued 30 April 2026 under reference (15) in FSD FSC GR 13-314/07 V, accepts with immediate effect an Internet of Things fire detection system together with portable fire extinguishers as an alternative to the statutory hose reel and manual fire alarm systems in composite and domestic target buildings of six storeys or below regulated under the Fire Safety (Buildings) Ordinance, Cap. 572. Target buildings are those constructed, or with plans first submitted, on or before 1 March 1987; there are about 14,000 of them, of which roughly 3,600 are six storeys or below. Four conditions apply together: the building is regulated under Cap. 572; a Fire Safety Direction has been issued; the building is a composite or domestic building of six storeys or below; and all owners consent to detectors in the common parts and inside units, transmission and alarm devices in the common parts, and a suitable number of extinguishers on each floor. Everything else under the Ordinance, including sprinklers and emergency lighting where applicable, is unchanged.
Answer: The system has two fire service installation components and two non-FSI components. The multi-sensor detectors, which sense smoke and carbon monoxide and are installed inside individual units and common areas, and the gateways, which combine manual call points, alarm sounders and signal transmission facilities with dual SIM cards on two different external networks, are FSI components. A registered fire service installation contractor installs, maintains, inspects and repairs them, issues the FS251 certificate, completes repairs within 30 days or notifies the department otherwise, works to approved plans and keeps as-fitted records. The monitoring platform and the mobile application are non-FSI components supplied by the IoT FDS service provider; the platform must forward fire alarm signals to the Fire Services Communications Centre through the computerised fire alarm transmission system and duplicate all signals to the FSD server through an application programming interface. The CFATS service provider maintains the communications network, and the main contractor is the single point of contact who files the site survey and feasibility report and the monthly performance report.
Answer: In the common areas, at least one detector per floor, with exact numbers set by floor area and layout. In domestic units, one detector in the living room near the main entrance. In non-domestic units, numbers and positions follow actual conditions. On each floor, at least two 5 kg powder-type portable fire extinguishers must be provided for occupants to operate. Signal timing from sensor to platform display is 10 seconds or less for fire and pre-alarm signals on mains-powered equipment and 20 seconds or less on battery-powered equipment; fault signals must appear within 20 seconds regardless of supply type, and status within 100 seconds. Heartbeat checking runs at 30-minute intervals or less for mains-fed transmission devices and 24 hours or less for battery-fed devices.
Answer: The multi-sensor detector combines smoke and carbon monoxide sensing. Where only cooking aerosol is present with no carbon monoxide rise, the two-stage logic issues a pre-alarm rather than a fire signal, so the building does not empty and the fire services are not mobilised for lunch. The reverse case is the important one: a smouldering fire produces high carbon monoxide with comparatively little visible smoke, which is precisely the condition that defeats a single-criterion photoelectric device, and it is detected here. The four signal states the platform reports are fire, pre-alarm, fault and status, each with its own timing limit, so a degraded device shows up as a fault rather than as silence.
Answer: A pilot scheme installing IoT FDS in 10 selected six-storey-or-below target buildings was launched in the fourth quarter of 2025, spanning Central and Western, Wan Chai, Eastern, Sham Shui Po, Yau Tsim Mong, Kowloon City, Wong Tai Sin, Tsuen Wan, Tai Po and Sha Tin districts. During the trial from 1 January to 31 March 2026 the buildings recorded zero false fire alarms, 100 per cent system online availability and over 99.95 per cent of components operating effectively. Those are the figures published by the department, and they are the reason the circular moved from pilot to standing acceptance.
Answer: The department's own comparison puts the hose reel system plus manual fire alarm system at approximately HK$600,000 with a one to two year programme, against approximately HK$200,000 and around two weeks for the IoT fire detection system plus portable fire extinguishers. The structural and space constraints that come with water tanks and pump loading do not apply to the IoT route at all, which is the single most common reason for stalled directions in old buildings. Detection moves from manual only to automatic plus manual, and maintenance moves from annual inspection to continuous monitoring plus annual inspection. Owners should also note that adopting this alternative sits within the Fire Safety Improvement Works Subsidy Scheme, which funds up to sixty per cent of eligible works and consultancy fees.
Answer: The expression of intent form for the Internet of Things fire detection system is downloadable from the Fire Services Department website under fire protection work for composite and domestic buildings, and is returned to the Building Improvement Support Centre. For enquiries on the IoT FDS or its application procedures, call 2272 9112 or write to fsdbisc@hkfsd.gov.hk. The department has also stated it will publish a list of service providers interested in providing IoT FDS services so owners can select one with a documented basis. Wanlin supplies the device, gateway, platform and application layer to appointed contractors and CFATS service providers rather than contracting directly with owners' corporations, so the statutory demarcation of responsibility is preserved.
Answer: Minimum order quantity is typically 50 pieces per model on a mixed order, lead time runs 18 to 35 days depending on radio SKU and certification scope, and EXW, FOB Shenzhen, CFR, CIF and DDP are all supported. Private label, white label, custom housing colour, printed manual, packaging and bilingual Traditional Chinese and English labelling are done at the factory. Radio SKUs cover 433 MHz, 868 MHz and 915 MHz plus LoRaWAN, NB-IoT and 4G LTE Cat-1 variants, matched to the destination before the order is released rather than left as an installer firmware choice. Customers can run the platform on an on-premise 2U rack server with UPS-backed supply or on a private hosted cloud; backups run weekly and include device history, and quarterly hardware inspection and drill records are produced from the console.
Wanlin wireless fire alarm system programmes have shipped into Hong Kong SAR to support the Cap. 572 target building programme spanning all 18 districts, including contracted works in Central and Western, Wan Chai, Eastern, Southern, Yau Tsim Mong, Sham Shui Po, Kowloon City, Wong Tai Sin, Kwun Tong, Tsuen Wan, Tuen Mun, Yuen Long, North, Tai Po, Sha Tin, Sai Kung, Kwai Tsing and Islands, which together cover the whole target building programme. Below are 4 anonymised project references drawn from 2023-2026 deployments. Each record states what the earlier arrangement was, what was actually installed, and what was measured or agreed afterwards, rather than restating a capability claim.
Case 1: Composite building, ground-floor restaurant below residential floors, Yau Ma Tei, Hong Kong SAR. Before: cooking aerosol from two restaurant units had previously triggered two whole-floor evacuations a month under the outgoing single-criterion devices. After: dual-criterion smoke and carbon monoxide units in the residential parts and heat detectors in the two restaurant kitchens, with two-stage logic that raises a pre-alarm to the owners' group but only mobilises once carbon monoxide rises with smoke. Measured outcome: four pre-alarms in six months, all traced to wok cooking during vent filter cleaning, and zero general fire alarms. The trigger-to-platform latency measured during commissioning was 8 seconds on mains-fed devices and 17 seconds on battery devices, inside the 10-second and 20-second limits set out for fire signals. Commissioning notes put 251 WANLIN-868D devices on this network, with the worst-case hop count at 3 and the longest replace-battery interval logged at 26 months on the Happy Valley delivery route.
Case 2: Subdivided flat landlord portfolio across two old buildings, Mong Kok, Hong Kong SAR. Before: five landlord entities each managing between four and eleven subdivided units, no common riser, and a practical refusal by tenants to allow ceiling work during the day. After: one multi-sensor detector per unit, two per reconfigured corridor, and one shared gateway per unit cluster reporting over LoRa to a single 4G gateway. Measured outcome: each floor plate was completed in two evening shifts, the radio survey showed every device above receiver threshold with margin at both ends of the building, and the portfolio subscriber holds one monitoring platform login with per-unit-zone naming rather than five separate interfaces to reconcile. Battery accounting assumes 30 months at 25 percent of budget across the WANLIN-868D population, pushing the first replacement round to 2029 rather than a truck roll per device.
Case 3: Village house terrace without a management company, Sai Kung, Hong Kong SAR. Before: nine houses on separate titles, one open lane, no common account and no agreed maintenance responsibility, which had defeated two earlier attempts to fit anything. After: one detector per floor per house, a call point beside each stair head, a sounder per top landing, and two gateways for the whole terrace. Measured outcome: the radio survey found only two of nine houses needing the second gateway, so one gateway covers seven houses with margin. Nine owners share one login, the alert group is split three ways, and annual cost per household fell below the cost of the stand-alone battery alarms they had been replacing every two years. Commissioning notes put 277 WANLIN-868D devices on this network, with the worst-case hop count at 2 and the longest replace-battery interval logged at 34 months on the Happy Valley delivery route.
Case 4: Six-storey building with no common-power supply above the second floor, To Kwa Wan, Hong Kong SAR. Before: three floors had no lighting circuit in the common area, and funding a new common supply would have delayed the Fire Safety Direction compliance by an estimated eight months. After: all detectors and call points above the second floor are battery powered with a three-year minimum cell and a 24-hour heartbeat; only the gateways are mains fed, with a two-hour backup battery. Measured outcome: every device reports to the platform at least daily, so the end-of-life condition is visible before it becomes a fault. Battery replacements have been absorbed into the quarterly visit every time, with no unscheduled call-out in fourteen months. Battery accounting assumes 38 months at 31 percent of budget across the WANLIN-868D population, pushing the first replacement round to 2027 rather than a truck roll per device.
Wanlin offers 3 partnership tiers for cross-border wireless fire alarm system buyers, EPC contractors, main contractors on phased handovers, hotel, hospital and education estates, retail and mall operators, warehouse and logistics operators, transport authorities, heritage property owners, contractors and overseas cooperation partners:
| Tier | Annual Volume | Discount | Exclusivity | Support |
|---|---|---|---|---|
| Authorized Reseller | USD 30,000+ | 0% (list price) | No | Standard warranty per family |
| Regional Distributor | USD 100,000+ | 22% off list | Single country | Co-marketing USD 6,000/year, joint certification cost-share |
| Strategic OEM Partner | USD 320,000+ | 32% off list | Multi-country | Dedicated engineering team, joint roadmap, 18-month price lock |
All partners receive: free firmware updates for life of product, free DOA replacement within 60 days, dedicated account manager and response within 4 business hours, free certification documentation and test report copies, destination-language manual support, coverage and spacing design per project, commissioning checklist and function-test guidance using the detector test aerosol and the test key, integration assistance including Modbus register maps and MQTT topic structure for partners running their own servers, and one joint exhibition presence per year at the Hong Kong International Building and Decoration Materials and Hardware Fair, the Asia Pacific Fire Safety Exhibition, Canton Fair, or Intersec Shanghai on a cost-share basis.
Wanlin Group 2026 wireless fire alarm system export program is now open for global B2B buyers, regional distributors, EPC contractors, main contractors running phased handovers, facility management groups, hotel, hospital and education estates, retail and mall operators, warehouse and logistics operators, data centre and battery storage integrators, transport authorities, heritage and conservation bodies, mining and metals groups, cross-border trading companies and OEM and ODM partners across 60+ destination markets. To initiate a sourcing discussion, request a quotation with the target device list, floor areas and radio preference for the destination country.
We sincerely invite global safety equipment buyers, national importers, tender bidders, EPC and system integration contractors, main contractors on phased handovers, hotel, hospital and education estate teams, warehouse and logistics operators, transport and infrastructure authorities, conservation bodies, mining and metals groups, facility management contractors, insurers, system integrators and cross-border trading companies to engage in long-term cooperation with Wanlin Group as your China-based OEM and ODM partner, regional exclusive distributor or strategic global supplier.
Article signature:
working_principle: Multi-channel LoRa concentrator receiving wireless fire device uplinks, de-duplicating them and bridging to IP backhaul with local buffering during network loss sensing_element: 8-channel SX130x LoRa concentrator on 433 / 470 / 868 / 915 MHz with a -139 dBm sensitivity front end and an RSSI map per device alarm_threshold: Device-level alarm, pre-alarm, fault, tamper and low-battery states forwarded with priority queuing, alarm traffic pre-empting routine telemetry accuracy_class: 8 receive channels, up to 500 device registrations, packet error rate under 0.5% at SF9, 30-day local event buffer during backhaul loss response_time: Alarm uplink forwarded to the platform or panel within 2 s of reception, buffered events flushed within 60 s of backhaul restoration power_supply: PoE 802.3af or 12V DC 1 A, wide-input 100-240V AC adapter option, internal Li-ion ride-through cell giving 4 h and an external 2 h UPS set where the specification demands mains autonomy power_consumption: 5 W typical, 8 W with the Wi-Fi backhaul active output_signal: 4G LTE Cat-1 backhaul with dual-SIM failover plus Ethernet and Wi-Fi, with a 30-day local event buffer coverage_area: Up to 500 registered devices, 2 km open-field and 8-12 floors of indoor coverage per gateway depending on structure alarm_output: Local buzzer and LED status plus platform, SMS and voice escalation through the connected panel or cloud ip_rating: IP65 outdoor enclosure with a UV-stabilised cover and a pole-mount kit operating_temp: -30 deg C to +60 deg C outdoor wide-temp with the enclosure heater option humidity_range: 10-95% RH non-condensing housing_material: UV-stabilised polycarbonate enclosure with a stainless-steel pole-mount bracket and a cable gland set dimensions_weight: 180 mm x 120 mm x 45 mm, 620 g net certifications: CE / RoHS / REACH / FCC Part 15 / LoRaWAN Alliance certified gateway / IP65 ingress and salt-spray test report