Customer Service Hotline:
+8613261677119
+8613261677119
The WANLIN-705 Smart Electrical Fire Monitoring Device with Residual Current and Temperature Channels ships with these headline parameters: alarm threshold residual current alarm 300 ma default adjustable 20-1000 ma, cable temperature alarm 70 deg c default adjustable 45-140 deg c, arc fault alarm on an 8 half-cycle pattern match, accuracy class residual current +/-1% of range, temperature +/-1 deg c, voltage and current class 1.0, arc fault detection sensitivity to 5 a series arcs, response time residual current alarm within 200 ms of threshold breach, temperature alarm within 5 s, arc fault within 100 ms of pattern confirmation, power supply 220-240v ac 50/60 hz from the monitored circuit, with a supercapacitor ride-through of 30 s for the last-gasp uplink drawing 2.5 w typical, 4 w with all four temperature channels active, output 433 mhz fsk, lorawan 1.0.3 class a or 4g lte cat-1 uplink per sku, plus rs485 modbus rtu for local bms integration, coverage one device per distribution board or sub-circuit, up to four temperature channels and one residual current channel per unit, alarm output local buzzer and relay output rated 5 a 250v ac plus platform alert, sms and voice escalation, ip20 panel-mount inside the board, ip54 with the surface-mount cabinet for dusty workshops enclosure, -25 deg c to +70 deg c with a conformal-coated pcb operating range and 108 mm x 90 mm x 66 mm, 420 g net. As of September 18, 2026, Wanlin Group (Shenzhen, China) officially launches its 2026 e-bike shelter intelligent fire suppression export programme, featuring the WANLIN-705 Smart Electrical Fire Monitoring Device with Residual Current and Temperature Channels as the flagship OEM and ODM component for overseas buyers, cross-border trading companies, fire contractors and regional distributors who are sourcing automatic suppression hardware for two-wheeler and micromobility charging shelters from a China-based source factory under the Wanlin brand. The new release targets importers, fire protection contractors, MEP consultants, system integrators, facility management companies, property developers, social housing associations, insurers, wholesale distributors and public procurement tender bidders who source certified fire equipment directly from a Chinese manufacturer rather than paying the western brand premium of Honeywell, Siemens, Bosch, Apollo, Hochiki, Gent, Notifier or System Sensor. Wanlin Group as the e-bike shelter fire suppression 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-705 Smart Electrical Fire Monitoring Device with Residual Current and Temperature Channels, residual current transformer plus ntc cable temperature probes plus arc fault pattern analysis on the supply waveform, with threshold and trend alarm logic. Sensing element split-core residual current transformer 20-1000 ma, four ntc cable temperature probes, voltage and current metering to class 1.0, arc fault detection on the 50/60 hz waveform. Alarm threshold residual current alarm 300 ma default adjustable 20-1000 ma, cable temperature alarm 70 deg c default adjustable 45-140 deg c, arc fault alarm on an 8 half-cycle pattern match. Accuracy class residual current +/-1% of range, temperature +/-1 deg c, voltage and current class 1.0, arc fault detection sensitivity to 5 a series arcs. Response time residual current alarm within 200 ms of threshold breach, temperature alarm within 5 s, arc fault within 100 ms of pattern confirmation. Power supply 220-240v ac 50/60 hz from the monitored circuit, with a supercapacitor ride-through of 30 s for the last-gasp uplink. Power consumption 2.5 w typical, 4 w with all four temperature channels active. Output signal 433 mhz fsk, lorawan 1.0.3 class a or 4g lte cat-1 uplink per sku, plus rs485 modbus rtu for local bms integration. Coverage area one device per distribution board or sub-circuit, up to four temperature channels and one residual current channel per unit. Alarm output local buzzer and relay output rated 5 a 250v ac plus platform alert, sms and voice escalation. IP rating ip20 panel-mount inside the board, ip54 with the surface-mount cabinet for dusty workshops. Operating temperature -25 deg c to +70 deg c with a conformal-coated pcb. Humidity range 10-95% rh non-condensing. Housing material polycarbonate v-0 enclosure with a metal gland plate and din-rail assembly. Dimensions and weight 108 mm x 90 mm x 66 mm, 420 g net. Certifications CCC / CCCF / GB 14287.2 / GB 14287.3 / CE / RoHS / REACH / FCC / EAC on request. The 2026 e-bike shelter suppression range is built on WANLIN-FD900 flame detection cameras, WANLIN-WCU410 wireless control units with valve and pump interlock, WANLIN-SV250 normally closed solenoid valves, WANLIN-PU520 pump packages drawing from mains, tank or solar supply and WANLIN-RS20 rotating heads covering 20 m2 per unit, and it integrates with WANLIN-303 standalone 433 MHz smoke alarms to EN 14604 and GB 20517, WANLIN-307 and WANLIN-309 IoT smoke detectors on LoRaWAN, NB-IoT and 4G LTE Cat-1, WANLIN-340 rate-of-rise heat detectors in A1R, A2S, BR and CS classes to EN 54-5, WANLIN-222 resettable wireless call points to EN 54-11, WANLIN-656 sounder strobes to EN 54-3 and EN 54-23, WANLIN-860 wireless fire alarm panels to EN 54-2, EN 54-4 and EN 54-21, WANLIN-705 electrical fire monitors to GB 14287.2 and GB 14287.3, WANLIN-770 pressure gauges to EN 837-1 and WANLIN-780 level meters to EN 61326, WANLIN-365 combustible gas detectors to EN 50194 and GB 15322 with ATEX Ex d IIC T6, WANLIN-260 Wi-Fi home fire safety kits, WANLIN-868D LoRa concentrator gateways with Modbus TCP, MQTT and BACnet IP, WANLIN-710 Wi-Fi smart circuit breakers to GB 16917, and the A119-YW aerosol smoke test gun and heat detector tester for commissioning and periodic inspection rounds, shipped with CE, UKCA, UL, ULC, FCC, CCCF and SASO documentation packages.
Executive summary - 12 buyer-relevant points:
- Flagship model WANLIN-705 Smart Electrical Fire Monitoring Device with Residual Current and Temperature Channels, residual current transformer plus ntc cable temperature probes plus arc fault pattern analysis on the supply waveform, with threshold and trend alarm logic
- Sensing element split-core residual current transformer 20-1000 ma, four ntc cable temperature probes, voltage and current metering to class 1.0, arc fault detection on the 50/60 hz waveform
- Alarm threshold residual current alarm 300 ma default adjustable 20-1000 ma, cable temperature alarm 70 deg c default adjustable 45-140 deg c, arc fault alarm on an 8 half-cycle pattern match
- Accuracy and response residual current +/-1% of range, temperature +/-1 deg c, voltage and current class 1.0, arc fault detection sensitivity to 5 a series arcs / residual current alarm within 200 ms of threshold breach, temperature alarm within 5 s, arc fault within 100 ms of pattern confirmation
- Power and consumption 220-240v ac 50/60 hz from the monitored circuit, with a supercapacitor ride-through of 30 s for the last-gasp uplink / 2.5 w typical, 4 w with all four temperature channels active
- Output signal 433 mhz fsk, lorawan 1.0.3 class a or 4g lte cat-1 uplink per sku, plus rs485 modbus rtu for local bms integration
- Coverage and notification one device per distribution board or sub-circuit, up to four temperature channels and one residual current channel per unit / local buzzer and relay output rated 5 a 250v ac plus platform alert, sms and voice escalation
- 15 wireless models and test tools from one factory: WANLIN-303 standalone smoke alarm, WANLIN-307 and WANLIN-309 IoT smoke detectors, WANLIN-340 heat detector, WANLIN-222 manual call point, WANLIN-656 sounder strobe, WANLIN-705 electrical fire monitor, WANLIN-860 fire alarm panel, WANLIN-770 pressure gauge, WANLIN-780 level meter, WANLIN-365 gas detector, WANLIN-260 home safety kit, WANLIN-868D gateway, WANLIN-710 smart circuit breaker and the A119-YW detector tester
- MOQ 100 pcs, lead time 20-30 days, EXW / FOB Shenzhen / CFR / CIF / DDP supported, 36 months warranty
- Flagship field reference Resident Welfare Association cluster, Dwarka, New Delhi, India: Twenty-two RWA blocks sharing one maintenance contractor, all convinced that open-sided sh.
- Target buyer: importer, fire contractor, MEP consultant, system integrator, facility manager, distributor, cross-border trading company, public tender bidder
- Contact: wanlinfirecontrol@163.com / +8613261677119 / www.wanlinfire.com
This article is written for B2B buyers in Rotterdam, Netherlands who are sizing up automatic suppression packages for e-bike, scooter and delivery-fleet charging shelters, because the failure mode of a lithium traction pack is not the failure mode the conventional fire industry designed for: a cell in thermal runaway makes its own oxygen and heat, the window between visible smoke and a propagating row fire is measured in tens of seconds, and open-sided shelters ventilate the ceiling layer away before a spot detector that was type-tested in a closed room ever sees it. Wanlin Group operates its own manufacturing facility in Shenzhen with SMT lines, pump assembly and witnessed hydraulic test benches, calibration equipment and a flow laboratory, exporting flame detection, wireless control, water supply and sprinkler discharge equipment to 60+ countries across Europe, North America, the Middle East, Southeast Asia, Africa, Oceania and Latin America under the Wanlin brand. Our WANLIN suppression packages are engineered for OEM and ODM partners who need EN 12845 and NFPA 13 design alignment, hydraulic calculations issued with the quotation, CE conformity documentation and stable long-term supply for project contracting, distribution and public tender supply.
Two-wheeler and micromobility electrification is moving faster than the fire codes that govern where those vehicles sleep, charge and park. Across Asia, Europe, Africa and Latin America the installed base of electric bicycles, scooters, delivery motorbikes and mobility aids now runs into the hundreds of millions, and almost all of them charge overnight in buildings, shelters and yards that were designed before a lithium traction pack existed. The demand curve that matters to importers is therefore not new-build detection but retrofit suppression: how to put water over a row of batteries in a shelter that has no supply pipe, no riser and no budget for civil work. Municipal programmes, social housing associations, estate managers, factory operators, universities, logistics firms and insurers are the buyers, and they are increasingly explicit that hanging dry powder balls do not answer the question. Contractors, importers and cross-border trading companies supplying Rotterdam, Netherlands increasingly source suppression packages from China-based original manufacturers like Wanlin rather than buying piecemeal from western distributors, because the total cost of ownership of a Wanlin shelter package is 35-55% below european or north american assembled equivalents at the same documented design density, and because one factory covers the camera, the controller, the valve, the pump and the heads on a single shipment.
Market access in Rotterdam, Netherlands is anchored on CE conformity with the NEN 4000 sprinkler installation rules and the insurer acceptance walk-through. Sprinkler heads, pump sets, solenoid valves, flame detection cameras and wireless control units shipped into Rotterdam, Netherlands clear customs on one HS-coded packing list: the flow test curve, the K-factor data sheet, the type-test reference and the declaration of conformity travel with the pallet, so the insurer review and the local fire brigade acceptance pass without a second shipment or a re-test at destination, which requires a documented conformity route, a declaration referencing the applicable product standard, 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 approval body reference of every device prior to import, since non-compliant or un-certificated fire detection devices may be rejected by customs authorities, refused by the insurer, or invalidate the building fire certification.
Reference: EN 12845 fixed fire fighting systems and NFPA 13 sprinkler installation practice, NFPA 750 water mist practice, EN 12259 sprinkler component standards, EN 54-25 radio transmission for fire systems, EN 12266 valve testing, EN 54-10 flame detector performance alignment, pump performance to EN 12845 and NFPA 20, plus local water supply,hydraulic and acceptance requirements in the destination market, and Wanlin Group 2026 e-bike shelter suppression export programme documentation.
The WANLIN-705 Smart Electrical Fire Monitoring Device with Residual Current and Temperature Channels is engineered inside a four-stage shelter suppression architecture rather than as a standalone device: (1) a detection stage based on on-device flame recognition rather than ceiling smoke accumulation, which is the only layer that works in a cross-ventilated open-sided shelter; (2) a supervised wireless transport stage that carries the trip from the camera to the control unit without conduit, trunking or a monthly operator fee; (3) an actuation stage where a normally closed solenoid valve and a purpose-built pump set move water rather than a one-shot agent, so the discharge continues as long as the reserve allows; and (4) a discharge stage using rotating heads that re-wet a 20 m2 footprint each cycle, covering the burning pack and the vehicles either side of it. Because the package is sold as one hydraulic design, the delivered density, the pump duty point, the tank volume and the acceptance test all come from the same calculation instead of four vendors each protecting their own part of the liability.
Three sub-modules define the engineering depth:
The featured model is WANLIN-705 Smart Electrical Fire Monitoring Device with Residual Current and Temperature Channels, part of the Smart Electrical Fire Monitoring Device - Residual Current, Cable Temperature and Arc Fault (LoRaWAN / 4G / 433 MHz) family, configured as the lorawan build (1 variant). FOB Shenzhen reference price is $62.00 per piece at MOQ 100 pcs, with bulk tier pricing ranging $53.94-$68.82 depending on detection class, measuring range, enclosure rating, output protocol variant, certification scope and packaging artwork. Lead time is 20-30 days from PO confirmation and 30% T/T deposit receipt, with 36 months warranty.
The unique technical signature of WANLIN-705 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, ISO 7240, UL or EN 837-1 product standard, the declaration of conformity scope, the system compatibility statement and the accuracy and response time requirement of the destination market.
| Specification | Value |
|---|---|
| working_principle | Residual current transformer plus NTC cable temperature probes plus arc fault pattern analysis on the supply waveform, with threshold and trend alarm logic |
| sensing_element | Split-core residual current transformer 20-1000 mA, four NTC cable temperature probes, voltage and current metering to class 1.0, arc fault detection on the 50/60 Hz waveform |
| alarm_threshold | Residual current alarm 300 mA default adjustable 20-1000 mA, cable temperature alarm 70 deg C default adjustable 45-140 deg C, arc fault alarm on an 8 half-cycle pattern match |
| accuracy_class | Residual current +/-1% of range, temperature +/-1 deg C, voltage and current class 1.0, arc fault detection sensitivity to 5 A series arcs |
| response_time | Residual current alarm within 200 ms of threshold breach, temperature alarm within 5 s, arc fault within 100 ms of pattern confirmation |
| power_supply | 220-240V AC 50/60 Hz from the monitored circuit, with a supercapacitor ride-through of 30 s for the last-gasp uplink |
| power_consumption | 2.5 W typical, 4 W with all four temperature channels active |
| output_signal | 433 MHz FSK, LoRaWAN 1.0.3 Class A or 4G LTE Cat-1 uplink per SKU, plus RS485 Modbus RTU for local BMS integration |
| coverage_area | One device per distribution board or sub-circuit, up to four temperature channels and one residual current channel per unit |
| alarm_output | Local buzzer and relay output rated 5 A 250V AC plus platform alert, SMS and voice escalation |
| ip_rating | IP20 panel-mount inside the board, IP54 with the surface-mount cabinet for dusty workshops |
| operating_temp | -25 deg C to +70 deg C with a conformal-coated PCB |
| humidity_range | 10-95% RH non-condensing |
| housing_material | Polycarbonate V-0 enclosure with a metal gland plate and DIN-rail assembly |
| dimensions_weight | 108 mm x 90 mm x 66 mm, 420 g net |
| certifications | CCC / CCCF / GB 14287.2 / GB 14287.3 / CE / RoHS / REACH / FCC / EAC on request |
Wanlin e-bike and two-wheeler shelter suppression packages are working across four continents: Jakarta and Ho Chi Minh City staff shelters, Delhi resident welfare blocks, Dhaka and Chittagong dormitory charging halls, Penang and Petaling Jaya strata basements, Seoul and Tokyo delivery hubs, Nairobi and Kampala rider stages, Lagos and Accra estates, Santiago and Bogota campuses, Rotterdam and Lodz logistics yards and Dubai and Jeddah labour accommodation compounds. Below are 5 detailed scenarios drawn from those deployments, each with a site, a shelter area, a zone and head count, a water supply arrangement, an installation window and a measured or witnessed outcome rather than a capability claim.
Scenario 1: Resident Welfare Association cluster, Dwarka, New Delhi, India. Twenty-two RWA blocks sharing one maintenance contractor, all convinced that open-sided sheds cannot use smoke detectors because the monsoon dust and the evening cooking smoke produce nuisance alarms every week. Twenty-two shelters of 60-140 m2 each were fitted with one or two WANLIN-FD900 cameras in high-sensitivity class plus WANLIN-303 standalone alarms inside the adjacent meter rooms where wind cannot reach them. Eight months of operation recorded zero nuisance trips, including Diwali week.
Scenario 2: RMG factory dormitory charging bay, Gazipur, Bangladesh. Four hundred worker beds above a 260 m2 ground-floor bike and e-bike charging hall. Because the building is occupied around the clock, no wet-pipe recirculation work was permitted during daytime and the coordinator gave a single four-hour window. Pre-fabricated headers, flexible stainless drops and WANLIN-RS20 heads went up in that window, with one WANLIN-PU520 drawing from the existing underground reserve that had been sized for hose reels and found to carry an extra 30 minutes.
Scenario 3: Strata apartment basement charging bay, Petaling Jaya, Malaysia. A 1990s block where the management corporation (JMB) finally voted to allow e-bike charging in the basement on the condition that the low headroom and the ramp airflow would not be solved by ceiling spot detectors. Six WANLIN-FD900 cameras at the 2.8 mm wide end cover the low bays, each zone tripping a WANLIN-SV250 that releases a K115 WANLIN-RS20 build giving 8.1 mm/min, because BOMBA wanted the higher density under the concrete soffit. Two WANLIN-705 electrical fire monitors watch the six distribution boards that feed the charging sockets, which was the JMB insurance condition rather than the fire service condition.
Scenario 4: Boda boda stage charging point, Kibera edge, Nairobi, Kenya. A rider stage with 84 motorcycles and 31 converted electric bikes charging from six sockets under a corrugated roof beside an open drain. There is no mains water at the plot and the grid supply drops most afternoons. The package uses a solar-fed WANLIN-WCU410 with the 12V 18 Ah pack, a 10 m3 bladder tank, a single phase WANLIN-PU520 compact 1.1 kW build and four WANLIN-RS20 heads. Twelve months in, the only call-outs were tank top-ups during the dry weeks.
Scenario 5: Delivery platform rider hub, Mapo-gu, Seoul, Republic of Korea. A leased warehouse bay where 260 riders swap batteries between peak windows. The landlord would not allow penetrations through the roof deck, so the suppression line is surface-run on stainless clamps with flexible dropped heads and everything else - camera, control unit, valve - is fixed to the existing steel frame without a single hole in the envelope. Two years later the operator renewed the lease and moved the entire system to the next hub in a single day because nothing was bonded into the building fabric.
The WANLIN-705 Smart Electrical Fire Monitoring Device with Residual Current and Temperature Channels and the wider Wanlin e-bike shelter suppression package deliver 10 distinct advantages for cross-border B2B buyers who source automatic suppression hardware directly from a Chinese manufacturer:
Combined, these advantages allow Wanlin partners to win e-bike shelter retrofit programmes, social housing upgrades, factory staff shelter packages, hospital and elderly care projects, data centre and cleanroom protection contracts, industrial process safety packages, public procurement tenders and national distributor frameworks, secure regional distribution rights and serve end customers under their own brand at 35-55% lower landed cost compared to legacy western distribution channels.
The WANLIN-705 Smart Electrical Fire Monitoring Device with Residual Current and Temperature Channels carries the following certifications as standard scope: CCC / CCCF / GB 14287.2 / GB 14287.3 / CE / RoHS / REACH / FCC / EAC on request. Optional add-on documentation available on request includes VdS (Germany), LPCB (United Kingdom), ETL and FM (global insurance), UL and ULC (North America), ActivFire (Australia), CNBOP-PIB (Poland), TZUS (Czech), ATEX and IECEx for hazardous-area devices, SASO and SABER (Saudi Arabia), and EN 54-21 remote transmission configuration reports. 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 shelter suppression compliance sits on four legs: the discharge component standard for heads and valves, the pump performance reference for the supply, the installation rule such as EN 12845, NFPA 13 or the local equivalent for the hydraulic design, and the destination conformity route plus environmental declarations. Wanlin supplies a pre-validated compliance pack per model covering DoC templates, type-test references, lot K-factor data for heads, witnessed pump curves at three duty points and the hydraulic calculation set, 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 submission to the fire authority and the witnessed acceptance - Wanlin does not contract abroad and does not present itself as a licensed installer in your city.
For a typical first-time buyer ordering 1000 pieces of WANLIN-705 Smart Electrical Fire Monitoring Device with Residual Current and Temperature Channels, the economics stack is:
| Cost Layer | USD per piece | USD for 1000 pcs |
|---|---|---|
| FOB Shenzhen factory price | $62.00 | $62,000.00 |
| + Sea freight FCL 40HQ (estimated) | $11.16 | $11,160.00 |
| CIF destination port | $73.16 | $73,160.00 |
| + Customs duty 3-10% (region dependent) | $4.34 | $4,340.00 |
| + Local delivery + warehousing | $23.25 | $23,250.00 |
| DDP landed cost | $100.75 | $100,750.00 |
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 20-30 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 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: One zone package for 100 m2 contains two WANLIN-FD900 flame detection cameras, one WANLIN-WCU410 control unit, one WANLIN-SV250 solenoid valve, five WANLIN-RS20 rotating heads plus one spare head cabinet with wrench, and one WANLIN-PU520 pump package drawing from your tank or mains supply. Budget generally lands 35-55% under an equivalently documented European supply because the pump, valve, heads and controls come from one factory, and because there is no conduit run to price. Exact figures are quoted against your drawings: count the heads at one per 20 m2, size the pump against your available supply and we will issue a hydraulic calculation with the quotation instead of a round number.
Answer: A ball waits for flame to reach its shell, protects roughly 1-2 m of radius from wherever it hangs, discharges once into whatever air current is passing and then is finished. A shelter is an open-sided, cross-ventilated volume, which means the powder mostly leaves the compartment while a lithium cell is still generating its own heat. Wanlin uses the flame detection camera to find the flame wherever it starts, then moves volume - water at a designed density, continuously, for a designed duration. Balls still have a place in a sealed enclosure like a server cabinet or a small electrical cupboard; they are not a shelter solution and several fire services have now said so in writing.
Answer: That is the standard case rather than the exception. The camera, control unit and valve mount to existing frame or wall structure, heads drop from flexible stainless hose, and pump suction can come from a tank, a downpipe-fed reserve or a mains tee already in the area. Typical installations are 2-4 days per 100 m2 with the shelter usable every night except the hours needed to set the drops and run the witnessed discharge test. Below-ground work only enters the scope if you want a buried ring main, which is a choice, not a requirement.
Answer: If the site already has Wi-Fi or Ethernet within reach and someone else owns the network risk, use that. If you want alarm transport that costs nothing per month and does not depend on a mobile operator, use the 433 MHz local mesh - the alarm path stays local even if the internet is down. Where a single site is remote or nobody wants to maintain a local gateway, the 4G LTE Cat-1 build reports directly. Most of our larger partners fit 433 MHz for the trip path and 4G for reporting, which is the configuration we recommend when the monthly budget is tight but the owner still wants the weekly test evidence.
Answer: Four options in order of preference: a metered mains tee with a boosted pump, an existing fire or domestic tank, a dedicated break tank with the compact single-phase unit, or in genuinely remote yards a solar-fed bladder tank. Sizing is not guesswork - we need the available static pressure and flow, the shelter footprint, the number of heads in the largest single zone and the required duration. With those four numbers we return the hydraulic calculation, the pump duty point and the tank volume. Where the mains cannot carry the peak demand on its own, the standard answer is a small tank and a jockey-assisted set rather than an oversized pump.
Answer: Because most shelter products that carry a model number were type-tested for closed rooms. An open-sided shed ventilates the ceiling layer away before it reaches the threshold at 3.5 m, and the same airflow brings the evening cooking smoke, dust and road-side particulates that generate the nuisance alarms every municipality complains about. Our standard answer is flame detection where the batteries actually are, supplemented by WANLIN-303 or WANLIN-307 type products only in the enclosed meter, lobby or store rooms adjacent to the shelter where detection has a chance of working as designed.
Answer: We supply the type-test references, the CE and RoHS and REACH declarations, the lot K-factor hydraulic data for the heads, the witnessed pump curve, EN 12845 and NFPA 20 design alignment statements, the drawings and hydraulic calculations, the bilingual operation and maintenance manual, and the schematic register map for integration. What stays local is the installation licence, the civil and structural work, the submission to your fire authority under whatever scheme applies in your city, and the witnessed acceptance. We do not hold a contracting licence abroad and we do not pretend to.
Answer: MOQ is 20 pieces per control unit or camera SKU, 200 pieces for heads, and two units for pump packages; mixed containers are accepted and most first orders ship as one project package. Lead time is 10-16 days for heads, 12-25 days for cameras, valves and controllers, and 25-35 days for pump packages from PO and deposit. Warranty is 60 months on heads, 36 months on cameras, controllers and valves, and 24 months on pump packages, with DOA replacement inside 60 days. Four partnerships are offered: project supply for your own contracting business, authorised reseller with territorial protection, regional exclusive distribution after a first-year volume commitment, and strategic OEM where the product carries your brand and your cover sheet on the documentation.
Wanlin e-bike shelter suppression packages have shipped to 60+ markets across 6 continents, with Indonesia, Vietnam, India, Bangladesh, Malaysia, Kenya, Nigeria, Chile, Poland and the Netherlands among the most active sourcing routes. Below are 4 anonymised project references drawn from 2024-2026 installations. Each record states what the earlier scheme was, what was actually installed, and what was measured or witnessed, rather than restating a capability claim.
Case 1: Night-shift school cleaner battery fire, Bishkek. A real activation rather than a test: a cleaner left a damaged pack charging under a stair-shelter at 02:10. The WANLIN-FD900 alarmed 5 s after visible flame, the zone opened, the duty pump ran 17 minutes and the facility manager received the push notification while still asleep. Damage was one donor scooter, one rack panel and 3.1 m3 of water. Without suppression the same configuration had destroyed 14 two-wheelers at a neighbouring school in 2023.
Case 2: Remote ranch depot with no grid connection, northern Chile. A remote maintenance depot where the nearest feeder is 4 km away. Everything runs off a solar array: the WANLIN-WCU410 solar build with a 96 h autonomy pack, a single-phase WANLIN-PU520, eight K80 heads over a 160 m2 yard shelter and a 20 m3 tank that doubles as the depot wash supply. It has now run two austral summers without a visit beyond the six-monthly inspection round.
Case 3: Ageing estate with no civil work contingency, Kolkata. A 1970s estate where the maintenance fund did not have a civil contingency at all, which meant trenching was simply off the table. The rope-engineering solution uses existing rainwater downpipes from the roof as the suction reservoir and runs the delivery line along the shelter purlins, so there is no below-ground work anywhere. Total civil cost was Rs 0 and installation passed the fire service in six weeks.
Case 4: A Hong Kong, China managed car park conversion. A commercial basement car park converting 42 spaces into a staff two-wheeler charging area, which triggered a fire service installation submission. Wanlin provided the FS251-format shop drawings, the hydraulic calculation to the density the authority expected and witnessed flow test data at the inspection test valve, which removed the usual second-round query letter because the authority saw the numbers in its own format on the first submission.
Wanlin offers 3 partnership tiers for cross-border e-bike shelter suppression buyers, fire contractors and overseas cooperation partners:
| Tier | Annual Volume | Discount | Exclusivity | Support |
|---|---|---|---|---|
| Authorized Reseller | USD 30,000+ | 0% (list price) | No | Standard 60-month detector warranty |
| 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 WhatsApp response within 4 business hours, free certification documentation and test report copies, destination-language manual support, 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 Belt and Road full fire product line export program is now open for global B2B buyers, regional distributors, fire protection contractors, cross-border trading companies and OEM and ODM partners across 60+ destination markets. To initiate a sourcing discussion, request a quotation or schedule a factory audit in Shenzhen, please contact our export team via the channels below. Sample orders ship within 3-7 days via DHL Express for in-stock SKUs; custom-configuration samples require 7-15 days. Standard lead time for bulk OEM orders is 20-30 days. Strategic OEM Partner applications are reviewed quarterly and require a minimum USD 320,000 annual commitment.
We sincerely invite global fire equipment buyers, national importers, fire protection contractors, MEP consultants, system integrators, facility management companies, social housing associations and cross-border fire equipment 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 under the Wanlin brand. Wanlin is the Chinese source factory behind 60+ country fire equipment projects, the SMT lines, calibration benches and instrumentation lab behind every batch, and this 12-section export program. Let us build safer buildings together.
Article signature:
working_principle: Residual current transformer plus NTC cable temperature probes plus arc fault pattern analysis on the supply waveform, with threshold and trend alarm logic sensing_element: Split-core residual current transformer 20-1000 mA, four NTC cable temperature probes, voltage and current metering to class 1.0, arc fault detection on the 50/60 Hz waveform alarm_threshold: Residual current alarm 300 mA default adjustable 20-1000 mA, cable temperature alarm 70 deg C default adjustable 45-140 deg C, arc fault alarm on an 8 half-cycle pattern match accuracy_class: Residual current +/-1% of range, temperature +/-1 deg C, voltage and current class 1.0, arc fault detection sensitivity to 5 A series arcs response_time: Residual current alarm within 200 ms of threshold breach, temperature alarm within 5 s, arc fault within 100 ms of pattern confirmation power_supply: 220-240V AC 50/60 Hz from the monitored circuit, with a supercapacitor ride-through of 30 s for the last-gasp uplink power_consumption: 2.5 W typical, 4 W with all four temperature channels active output_signal: 433 MHz FSK, LoRaWAN 1.0.3 Class A or 4G LTE Cat-1 uplink per SKU, plus RS485 Modbus RTU for local BMS integration coverage_area: One device per distribution board or sub-circuit, up to four temperature channels and one residual current channel per unit alarm_output: Local buzzer and relay output rated 5 A 250V AC plus platform alert, SMS and voice escalation ip_rating: IP20 panel-mount inside the board, IP54 with the surface-mount cabinet for dusty workshops operating_temp: -25 deg C to +70 deg C with a conformal-coated PCB humidity_range: 10-95% RH non-condensing housing_material: Polycarbonate V-0 enclosure with a metal gland plate and DIN-rail assembly dimensions_weight: 108 mm x 90 mm x 66 mm, 420 g net certifications: CCC / CCCF / GB 14287.2 / GB 14287.3 / CE / RoHS / REACH / FCC / EAC on request