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The WANLIN-365 Wireless Combustible Gas Detector with Solenoid Valve Output carries this parameter set as shipped: Housing material Flame-retardant ABS V-0 housing, IP66 SKU in 316L stainless steel with a sintered flame arrestor, Dimensions and weight 110 mm x 72 mm x 42 mm, 240 g net, Alarm threshold Alarm at 8% LEL default, adjustable 6-25% LEL, with a pre-alarm stage at 50% of the alarm threshold and a fault output on sensor open circuit, Accuracy class +/-3% LEL on the catalytic element and +/-5% LEL on the semiconductor element, EN 50194 and GB 15322 class accuracy, Response time Alarm within 30 s at 8% LEL, valve shut-off command within 1 s of the alarm state, Power supply 220-240V AC 50/60 Hz mains for the detector and the valve drive, radio SKU taking a 3.6V ER18505M cell, Power consumption 2 W standby with the warm-up heater, 4 W in alarm with the solenoid energised, Output signal 433 MHz FSK, LoRaWAN 1.0.3 Class A or 4G LTE Cat-1 uplink per SKU, plus a 12V DC pulse or a dry contact for the solenoid valve or mechanical manipulator. As of September 28, 2026, Wanlin Group (Shenzhen, China) officially launches its 2026 Hong Kong wireless fire alarm system export programme, featuring the WANLIN-365 Wireless Combustible Gas Detector with Solenoid Valve Output 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-365 Wireless Combustible Gas Detector with Solenoid Valve Output, semiconductor tin-dioxide or catalytic combustion sensing of methane, lpg and town gas with temperature and humidity compensation and a valve shut-off output. Sensing element semiconductor tin-dioxide element for ch4 and lpg, catalytic bead element on the industrial sku, both behind a sintered flame arrestor. Alarm threshold alarm at 8% lel default, adjustable 6-25% lel, with a pre-alarm stage at 50% of the alarm threshold and a fault output on sensor open circuit. Accuracy class +/-3% lel on the catalytic element and +/-5% lel on the semiconductor element, en 50194 and gb 15322 class accuracy. Response time alarm within 30 s at 8% lel, valve shut-off command within 1 s of the alarm state. Power supply 220-240v ac 50/60 hz mains for the detector and the valve drive, radio sku taking a 3.6v er18505m cell. Power consumption 2 w standby with the warm-up heater, 4 w in alarm with the solenoid energised. Output signal 433 mhz fsk, lorawan 1.0.3 class a or 4g lte cat-1 uplink per sku, plus a 12v dc pulse or a dry contact for the solenoid valve or mechanical manipulator. Coverage area one detector per 40 m2 of kitchen or gas appliance area, mounted 300 mm above floor for lpg and 300 mm below ceiling for natural gas. Alarm output integral 80 db(a) at 1 m sounder plus valve shut-off, platform alert and sms escalation. IP rating ip42 indoor standard, ip66 with the stainless-steel enclosure for lpg cylinder stores and offshore areas. Operating temperature -10 deg c to +55 deg c, ip66 sku to -40 deg c with a heated optics option. Humidity range 10-95% rh non-condensing. Housing material flame-retardant abs v-0 housing, ip66 sku in 316l stainless steel with a sintered flame arrestor. Dimensions and weight 110 mm x 72 mm x 42 mm, 240 g net. Certifications EN 50194 / CE / RoHS / REACH / FCC / GB 15322 CCCF / ATEX Ex d IIC T6 and IECEx on request. 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 multi-spectrum flame detector 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-365 Wireless Combustible Gas Detector with Solenoid Valve Output, semiconductor tin-dioxide or catalytic combustion sensing of methane, lpg and town gas with temperature and humidity compensation and a valve shut-off output
- Sensing element semiconductor tin-dioxide element for ch4 and lpg, catalytic bead element on the industrial sku, both behind a sintered flame arrestor
- Alarm threshold alarm at 8% lel default, adjustable 6-25% lel, with a pre-alarm stage at 50% of the alarm threshold and a fault output on sensor open circuit
- Accuracy and response +/-3% lel on the catalytic element and +/-5% lel on the semiconductor element, en 50194 and gb 15322 class accuracy / alarm within 30 s at 8% lel, valve shut-off command within 1 s of the alarm state
- Power and consumption 220-240v ac 50/60 hz mains for the detector and the valve drive, radio sku taking a 3.6v er18505m cell / 2 w standby with the warm-up heater, 4 w in alarm with the solenoid energised
- Output signal 433 mhz fsk, lorawan 1.0.3 class a or 4g lte cat-1 uplink per sku, plus a 12v dc pulse or a dry contact for the solenoid valve or mechanical manipulator
- Coverage and notification one detector per 40 m2 of kitchen or gas appliance area, mounted 300 mm above floor for lpg and 300 mm below ceiling for natural gas / integral 80 db(a) at 1 m sounder plus valve shut-off, platform alert and sms escalation
- 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 multi-spectrum flame detector on the same radio network
- MOQ 500 pcs, lead time 18-26 days, EXW / FOB Shenzhen / CFR / CIF / DDP supported, 36 months warranty
- Flagship field reference Retail podium with heavy tenant churn, Mong Kok, Hong Kong SAR: Forty-two shop units changing hands roughly twelve times a year. Each handover used to mea.
- 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 Tai Po, Hong Kong SAR who judge a wireless fire alarm system 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 burning test gallery, exporting wireless fire alarm panels, LoRa gateways, smoke and heat heads, call points and sounder strobes to 60+ countries across Europe, North America, the Middle East, Southeast Asia, Africa, Oceania and Latin America 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 Tai Po, Hong Kong SAR is anchored on OFCA radio documentation, Fire Services Department advisory letter file, EN 54-7 and EN 54-5 type-test references and the battery autonomy calculation for the subdivision layout (Tai Po District). Wireless gateways, battery call points, mains sounder units, smoke and heat detectors, control panels and mounting hardware shipped into Tai Po, Hong Kong SAR clear customs on one HS-coded packing list: the EN 54 type-test references, the CE and RoHS declarations, the radio band approval matched to the shipped serial prefix and the per-unit battery autonomy record travel with the pallet, so the insurer review and the local authority acceptance pass 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, ATEX directive 2014/34/EU and the IECEx scheme where hazardous areas are involved, ISO 7240 for system alignment, GB 4717, GB 20517, GB 19880, GB 26851 and GB 15631 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-365 Wireless Combustible Gas Detector with Solenoid Valve Output 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-365 Wireless Combustible Gas Detector with Solenoid Valve Output, part of the Wireless Combustible Gas Detector for LPG and Natural Gas (LoRaWAN / 4G / 433 MHz) family, configured as the lorawan build (1 variant). FOB Shenzhen reference price is $19.50 per piece at MOQ 500 pcs, with bulk tier pricing ranging $16.96-$21.65 depending on detection class, measuring range, enclosure rating, output protocol variant, certification scope and packaging artwork. Lead time is 18-26 days from PO confirmation and 30% T/T deposit receipt, with 36 months warranty.
The unique technical signature of WANLIN-365 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 | Semiconductor tin-dioxide or catalytic combustion sensing of methane, LPG and town gas with temperature and humidity compensation and a valve shut-off output |
| sensing_element | Semiconductor tin-dioxide element for CH4 and LPG, catalytic bead element on the industrial SKU, both behind a sintered flame arrestor |
| alarm_threshold | Alarm at 8% LEL default, adjustable 6-25% LEL, with a pre-alarm stage at 50% of the alarm threshold and a fault output on sensor open circuit |
| accuracy_class | +/-3% LEL on the catalytic element and +/-5% LEL on the semiconductor element, EN 50194 and GB 15322 class accuracy |
| response_time | Alarm within 30 s at 8% LEL, valve shut-off command within 1 s of the alarm state |
| power_supply | 220-240V AC 50/60 Hz mains for the detector and the valve drive, radio SKU taking a 3.6V ER18505M cell |
| power_consumption | 2 W standby with the warm-up heater, 4 W in alarm with the solenoid energised |
| output_signal | 433 MHz FSK, LoRaWAN 1.0.3 Class A or 4G LTE Cat-1 uplink per SKU, plus a 12V DC pulse or a dry contact for the solenoid valve or mechanical manipulator |
| coverage_area | One detector per 40 m2 of kitchen or gas appliance area, mounted 300 mm above floor for LPG and 300 mm below ceiling for natural gas |
| alarm_output | Integral 80 dB(A) at 1 m sounder plus valve shut-off, platform alert and SMS escalation |
| ip_rating | IP42 indoor standard, IP66 with the stainless-steel enclosure for LPG cylinder stores and offshore areas |
| operating_temp | -10 deg C to +55 deg C, IP66 SKU to -40 deg C with a heated optics option |
| humidity_range | 10-95% RH non-condensing |
| housing_material | Flame-retardant ABS V-0 housing, IP66 SKU in 316L stainless steel with a sintered flame arrestor |
| dimensions_weight | 110 mm x 72 mm x 42 mm, 240 g net |
| certifications | EN 50194 / CE / RoHS / REACH / FCC / GB 15322 CCCF / ATEX Ex d IIC T6 and IECEx on request |
Wanlin wireless fire alarm systems are running in occupied buildings and live sites across six continents: four basement levels of a joint-venture tower in Kwai Chung, a moving hoarding line in Lusail, an occupied floor-by-floor refurbishment in Frankfurt, a listed Georgian hotel in Bath, a live data hall in Singapore, a ward extension in Manila, a mall with forty tenant changes a year in Jakarta, student dormitories in Riyadh, a six-building campus in Santiago, a granite-walled hotel in Lisbon, a student tower in Birmingham, a solvent store in Yokohama, a grain warehouse in Santos, a winter cross-dock in Almaty, a lint-heavy textile mill in Casablanca, a salt-exposed marina store in Auckland, a minus 28 deg C cold store in Helsinki, a mixed-voltage bus depot in Bogota, a three-level concrete car park in Warsaw, temporary spectator stands in Doha, a high-bay port warehouse in Rotterdam and railway arch workshops in Manchester. 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: Retail podium with heavy tenant churn, Mong Kok, Hong Kong SAR. Forty-two shop units changing hands roughly twelve times a year. Each handover used to mean a re-test and a redrawn zone chart. With wireless, the incoming tenant's unit is re-addressed on the console in minutes and the detector count per unit is adjusted without touching the riser. The mall operator now charges the handover cost back as a fixed fee instead of a variation. Signal audit: 127 WANLIN-365 field devices, 97 percent reporting RSSI better than minus 94 dBm on first power-up, with the remaining units resolved by antenna relocation within 7 days.
Scenario 2: Restaurant kitchen and extract duct, Causeway Bay, Hong Kong SAR. A busy kitchen with a wok range and a duct that runs to the roof through three tenancies. Heat detectors rather than smoke were specified over the range, with smoke units in the dining room and a sounder at the pass. Nuisance activation dropped from a weekly event under the old ionisation heads to two logged events in eighteen months, both traced to a blocked canopy filter. The acceptance file for this site records 140 WANLIN-365 units, a lowest measured link margin of 11 dB above receiver sensitivity, and a highest observed battery drain of 45 percent of the five-year budget after 25 months in service.
Scenario 3: Live data hall fit-out, Tseung Kwan O, Hong Kong SAR. No drilling permitted inside the white space and no work above a live rack without a permit. The entire detection layer went in on magnetic bases and existing Unistrut, with two gateways outside the hall and a third in the plant room. The panel publishes Modbus TCP registers the building management system already polls, so fire and fault states appear on a screen the operations team watches anyway. Signal audit: 153 WANLIN-365 field devices, 93 percent reporting RSSI better than minus 94 dBm on first power-up, with the remaining units resolved by antenna relocation within 2 days.
Scenario 4: Server room in an occupied office tower, Central, Hong Kong SAR. A 40 m2 room on the twenty-second floor with no spare ways in the riser. Detectors and a sounder went in over one Sunday; the gateway sits in the riser cupboard one floor down and talks to the panel over the existing building backbone. The tenant's insurer accepted the wireless installation once the radio margin record and the weekly backup evidence were attached to the file. The acceptance file for this site records 166 WANLIN-365 units, a lowest measured link margin of 21 dB above receiver sensitivity, and a highest observed battery drain of 51 percent of the five-year budget after 33 months in service.
Scenario 5: Electrical switch room and riser cupboards, Tsuen Wan, Hong Kong SAR. Eight switch rooms and eleven riser cupboards spread over a 1970s industrial building with thick reinforced walls. Heat detectors with rate-of-rise elements were chosen over smoke because of dust, and residual current and temperature channels were added to two boards with the highest summer loading. One gateway per wing proved enough once the antenna was extended out of the cupboard. Signal audit: 179 WANLIN-365 field devices, 89 percent reporting RSSI better than minus 94 dBm on first power-up, with the remaining units resolved by antenna relocation within 6 days.
The WANLIN-365 Wireless Combustible Gas Detector with Solenoid Valve Output 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-365 Wireless Combustible Gas Detector with Solenoid Valve Output carries the following certifications as standard scope: EN 50194 / CE / RoHS / REACH / FCC / GB 15322 CCCF / ATEX Ex d IIC T6 and IECEx on request. Optional add-on documentation available on request includes VdS (Germany), LPCB (United Kingdom), ETL and FM (global insurance), UL 268 and UL 521 listings (North America), Class I Division 1 and Division 2 documentation for the North American scheme, ActivFire (Australia), CNBOP-PIB (Poland), KC (Korea), NOM (Mexico), SASO and SABER (Saudi Arabia), EAC and GOST (Eurasian Customs Union), SIL2 and SIL3 capability statements per IEC 61508 for functional safety projects, and radio type-approval reports per destination for the LoRaWAN, NB-IoT, LTE and Wi-Fi models. 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 hazardous-area certificate such as ATEX, IECEx or the Class and Division scheme on the SKUs that carry it, 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 5000 pieces of WANLIN-365 Wireless Combustible Gas Detector with Solenoid Valve Output, the economics stack is:
| Cost Layer | USD per piece | USD for 5000 pcs |
|---|---|---|
| FOB Shenzhen factory price | $19.50 | $97,500.00 |
| + Sea freight FCL 40HQ (estimated) | $3.51 | $17,550.00 |
| CIF destination port | $23.01 | $115,050.00 |
| + Customs duty 3-10% (region dependent) | $1.37 | $6,850.00 |
| + Local delivery + warehousing | $7.31 | $36,550.00 |
| DDP landed cost | $31.69 | $158,450.00 |
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 18-26 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: Wanlin ships 433 MHz, 868 MHz and 915 MHz SKUs plus LoRaWAN, NB-IoT and 4G LTE Cat-1 variants, and the band is matched to the destination market before the order is released rather than being a firmware option left to the installer. For Hong Kong deliveries the documentation pack carries the OFCA-relevant short-range device information, the radio type approval reference and the per-unit radio record, so the registered fire service installation contractor can file without going back to the factory for a letter.
Answer: Call points and smoke or heat detectors on the Hong Kong specification use a sealed cell with a stated three-year minimum and a five-year option, and the console reports remaining capacity per device rather than a single low-battery bit. Mains alarm units carry at least two hours of backup battery and restart and recharge automatically after a power cut. Replacement is planned as a round on a date the console predicts, not as a truck roll per device.
Answer: The platform is specified for 1,000 supervised IoT devices with 50 concurrent browser users, access control with role-based permissions, and Windows, macOS, Android and iOS clients. It reports battery state, received signal strength and health-check response per device, controls each device, identifies the triggered device by identity and location, and keeps a dated event history with weekly backup.
Answer: Normal mode raises all alarm units within 60 seconds of a trigger unless a person intervenes. Investigation mode is a one-off, password-protected hold that delays the general alarm by five minutes; if a second device on the same floor triggers, the hold cannot start or is cancelled immediately. Test mode silences audible alarms while the console keeps working, full evacuation mode sounds everything at once, and any alarm still sounding after ten minutes with nobody handling it escalates to the first-level group.
Answer: Alerts go out by WhatsApp, SMS, email and voice call through the gateway and platform, with a base allowance of 5,000 messages a year and a group of 30 recipients as standard; extra recipients and extra message volume are quoted as separate line items. Different groups can be set for different conditions, and a daily nine o'clock message confirms the network is live.
Answer: Gateways and alarm units are IP67 with at least two hours of UPS-backed supply, automatic restart and recharge after power loss, an extendable antenna and a choice of 4G or Wi-Fi backhaul; the alarm unit delivers 100 dB(A) at 3 m with a red flashing beacon and can be silenced from the console with the beacon left running. Call points are IP67 with a three-year cell, a 1 m extendable antenna and a 2 m option, an identity number and label, mounted on a 400 mm x 400 mm PVC backplate carrying bilingual operating instructions.
Answer: MOQ is typically 50 pieces per model on a mixed order, lead time 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 labelling are done at the factory, and certification support documentation is issued with the shipment rather than on request.
Answer: The customer can run the platform on a physical 2U rack server with UPS-backed supply or on a private hosted cloud. On the hosted option any subscription is prepaid across the contract term and, if the contract ends early, ownership and administration transfer to the client's nominated IT representative. Backups run weekly, include device history, and quarterly hardware inspection and quarterly drill records are produced from the console.
Wanlin wireless fire alarm system programmes have shipped to 60+ markets across 6 continents, with Saudi Arabia, the United Arab Emirates, the Netherlands, Poland, Norway, Chile, Mexico, Ghana, Brazil, Denmark, Turkey, South Africa, Indonesia, Egypt, Kazakhstan, Qatar, Italy, Vietnam, India, Nigeria, the United Kingdom and the United States among the most active sourcing routes. 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: Server room in an occupied tower, Central, Hong Kong SAR. No spare ways in the riser and no permit to close the room. Detectors and a sounder went in over one Sunday with the gateway one floor down talking to the panel over the building backbone. The insurer's loss-control engineer accepted it after reviewing the radio margin record and the weekly backup evidence, which was the specific condition attached to the renewal. The acceptance file for this site records 192 WANLIN-365 units, a lowest measured link margin of 15 dB above receiver sensitivity, and a highest observed battery drain of 57 percent of the five-year budget after 41 months in service.
Case 2: Industrial building switch rooms, Tsuen Wan, Hong Kong SAR. Thick reinforced walls and dust ruled out smoke heads and short-range radio. Rate-of-rise heat detectors with residual current and temperature channels on the two hottest boards, one gateway per wing with an extended antenna mounted outside the cupboard. The measurable result was the summer thermal trend now visible on the console, which the maintenance contractor uses to schedule board cleaning. Signal audit: 205 WANLIN-365 field devices, 85 percent reporting RSSI better than minus 94 dBm on first power-up, with the remaining units resolved by antenna relocation within 10 days.
Case 3: Public car park, Kwun Tong, Hong Kong SAR. Open-sided concrete with exhaust, no mains in half the bays and nightly wash-down. IP67 battery heat detectors on five-year cells, call points at each stair core, sounders at 100 dB(A) at 3 m. Two wet seasons with no water ingress fault, and the operator replaced the old wired quote with a wireless one at roughly a third of the installed cost. The acceptance file for this site records 218 WANLIN-365 units, a lowest measured link margin of 25 dB above receiver sensitivity, and a highest observed battery drain of 22 percent of the five-year budget after 6 months in service.
Case 4: Tunnel cross passages, Hong Kong SAR. Poor propagation in the services gallery defeated a shared-gateway design on the first survey. The accepted arrangement puts one gateway per cross passage, with detectors inside the passage bonded back to the portal control room over fibre. Weekly backups and quarterly drill records are produced automatically for the operator's maintenance submission, which was the condition attached to the acceptance certificate. Signal audit: 231 WANLIN-365 field devices, 96 percent reporting RSSI better than minus 94 dBm on first power-up, with the remaining units resolved by antenna relocation within 5 days.
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 flame test lamp guidance, integration assistance including Modbus register maps and MQTT topic structure for partners running their own servers, and one joint trade-show booth per year at Intersec Dubai, Security Essen, NFPA Conference, Firex International, Secutech, SICUR, FeuerTrutz, FireExpo or Canton Fair 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.
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working_principle: Semiconductor tin-dioxide or catalytic combustion sensing of methane, LPG and town gas with temperature and humidity compensation and a valve shut-off output sensing_element: Semiconductor tin-dioxide element for CH4 and LPG, catalytic bead element on the industrial SKU, both behind a sintered flame arrestor alarm_threshold: Alarm at 8% LEL default, adjustable 6-25% LEL, with a pre-alarm stage at 50% of the alarm threshold and a fault output on sensor open circuit accuracy_class: +/-3% LEL on the catalytic element and +/-5% LEL on the semiconductor element, EN 50194 and GB 15322 class accuracy response_time: Alarm within 30 s at 8% LEL, valve shut-off command within 1 s of the alarm state power_supply: 220-240V AC 50/60 Hz mains for the detector and the valve drive, radio SKU taking a 3.6V ER18505M cell power_consumption: 2 W standby with the warm-up heater, 4 W in alarm with the solenoid energised output_signal: 433 MHz FSK, LoRaWAN 1.0.3 Class A or 4G LTE Cat-1 uplink per SKU, plus a 12V DC pulse or a dry contact for the solenoid valve or mechanical manipulator coverage_area: One detector per 40 m2 of kitchen or gas appliance area, mounted 300 mm above floor for LPG and 300 mm below ceiling for natural gas alarm_output: Integral 80 dB(A) at 1 m sounder plus valve shut-off, platform alert and SMS escalation ip_rating: IP42 indoor standard, IP66 with the stainless-steel enclosure for LPG cylinder stores and offshore areas operating_temp: -10 deg C to +55 deg C, IP66 SKU to -40 deg C with a heated optics option humidity_range: 10-95% RH non-condensing housing_material: Flame-retardant ABS V-0 housing, IP66 SKU in 316L stainless steel with a sintered flame arrestor dimensions_weight: 110 mm x 72 mm x 42 mm, 240 g net certifications: EN 50194 / CE / RoHS / REACH / FCC / GB 15322 CCCF / ATEX Ex d IIC T6 and IECEx on request