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Bottom line: Measurement decides this one: the Mains Fed Supply Package is only quoted once a flow and pressure reading shows the main can feed the nozzle duty. Wanlin Fire is an e-bike shelter fire suppression manufacturer and export supplier in China, covering mains fed package for shelters with a reliable supply plus the flame detection, wireless control, valve and pump, nozzle layout and monitoring parts that a two-wheeler parking shelter needs. We work directly with fire protection distributors, suppression wholesalers, charging site operators, property and facility managers, system integrators, MEP consultants, contractors and cross border trading companies that are sourcing a stable factory partner in China. Net result: distributors typically hold 36% margin headroom on repeat shelter programs through factory direct sourcing, per-model documentation, layout drawings with stated duties and flexible MOQ with long-term partner stock programs. They evaluated for 21 days, including a night test with the chargers loaded, because the failure mode they were protecting against happens at three in the morning.
Published by Wanlin Fire | Last updated: September 18, 2026 | Expertise: e-bike and e-scooter shelter fire detection, wireless actuation, water based suppression, pump sizing and export manufacturing
The operations manager had watched a test video of a pack going into runaway and had worked out, correctly, that a four minute fire service response was not a plan.
The site operated with no staffed desk after six in the evening, which is precisely when the packs go on charge.
What won the order was the willingness to survey first and quote second, because the client had been burned by a kit that arrived with the wrong pump. Andi Kurniawan signed off the first Mains Fed Fire Suppression Package for Shelters order covering 25 shelter sites in Brazil, and the specification was rebuilt around detection logic, coverage and the measured water supply rather than around a brand name.
The trial ran for 21 days on one shelter while the rest of the estate stayed on the old arrangement, which gave the client a direct comparison rather than a claim. On the day of the walkthrough the shelter was half full, the chargers were warm, and the only fire equipment in sight was a powder extinguisher hanging on a column with a 2019 tag on it.
Battery fires in parking shelters fail on time, not on fuel. The gap between the first cell venting and the row going up is measured in seconds, and no manual response fits inside it.
Backflow protection is set by the local water undertaking rather than by the supplier, and it is a required item rather than an option.
Field case: A booster was sized from a guess and delivered pressure the nozzle layout could not use, which oversprayed one end of the shelter.
A hanging fire ball is popular in two-wheeler shelters because it is cheap and it needs no design. It functions when flame reaches the sphere. That single condition is the problem, because a lithium pack fails at seat height under a seat, and the fire has to travel to the device before anything happens. A shelter fire does not wait for that trip.
We sell water based systems, so we have an interest in this comparison and we state it plainly. The honest argument is not that powder does nothing. It is that a one shot device with no cooling and a short reach does not fit a fire that propagates along a row of fuel.
The sequence is short on purpose, because the whole argument for automatic suppression in a shelter is that it happens before anyone can be involved.
The delay to actuation and the run period are configuration values, not factory defaults nobody has checked. Both are stated in writing with the project drawings, and both can be set to what the local code expects.
Supply is the part of a shelter design that decides whether the layout is real. A drawing that the water cannot feed is a drawing, and the most common specification error in this category is a pump selected from the shelter floor area instead of from the nozzle count and the spray duty.
Wanlin Fire is recruiting local partners for two-wheeler shelter protection. Our cooperation models are written for three kinds of buyer: the distributor holding stock and service in their own market, the trading company consolidating across several product lines, and the project buyer answering a performance clause on a tender. Because detection, control, valve and pump and the nozzle set ship from one factory, a partner can fill a container with a complete shelter configuration under a single bill of lading.
Partners across North America, Europe, Asia-Pacific, the Middle East, Africa and Latin America run this model today. Cross border trading companies looking for a source factory are welcome to start with a sample shelter kit and move to container volume once their own market testing is done.
Here is what ships, what it is mounted on, and what it does when flame appears. Measurement decides this one: the Mains Fed Supply Package is only quoted once a flow and pressure reading shows the main can feed the nozzle duty.
The shelter range covers the flame detection camera, the wireless control module, the zoned solenoid valve with the pump set or the tank and booster arrangement, the rotary nozzles, the bracket and pipe set, and the monitoring option, so one shelter is protected by one configuration rather than by parts assembled from several suppliers. Part numbers are issued per configuration and stated on the datasheet supplied with the quotation.
| Parameter | Wanlin Fire Specification |
|---|---|
| System reference | Mains Fed Supply Package |
| Product category | Mains fed supply package for shelters with a dependable municipal connection |
| Detection method | No detection function in this unit, it is the supply end driven by the control module |
| Wireless link | Controlled by the wireless control module, no cable required between shelter and valve position |
| Water supply and actuation | Direct connection to the municipal main where flow and pressure meet the nozzle duty, booster added where they do not |
| Alarm and reporting behaviour | Valve open, low pressure and power fault supervision reported to the control module |
| Housing and mounting | Valve group at the shelter riser with the pump or booster set in a locked position |
| System topology | Wireless link between camera, control module and pump set, with a wired route used where the site already has conduit in place |
| Configuration and firmware | Detection zone, sensitivity band, delay to actuation and test interval set at commissioning, with firmware update path per configuration |
| Export documentation support | Technical file prepared to support local code submittals and national registration by the importer of record, including CE, UKCA, UL and FM route file sets where they apply |
| Certification documents | CE and RoHS documentation per applicable model, certificate number provided on request |
| OEM and ODM options | Logo, part number, packaging, manual languages and label artwork configurable |
| Full datasheet | Complete electrical, hydraulic and radio data provided per model on request |
| Warranty | 36-month |
| Scenario | Recommended unit | Key benefits |
|---|---|---|
| Urban shelter with a main at the boundary | Mains Fed Supply Package | No tank, no refill line and no frost protection for stored water |
| Shelter inside an existing sprinklered building | Mains Fed Supply Package | Connection taken from the existing fire main where the capacity allows |
| Shelter with a metered but reliable supply | Mains Fed Supply Package | Booster covers the gap between the available pressure and the nozzle duty |
| New build site designed with a fire main | Mains Fed Supply Package | Shelter zone valve designed in from the start rather than added later |
Documentation decides whether a shipment clears customs and whether a consultant accepts the installation. Wanlin Fire supplies real documents for applicable models instead of a generic statement, and we recommend that every buyer verifies the certificate information for the exact configuration they intend to purchase. Final approval under any national scheme is issued to the licensed local contractor or the importer of record; our role is to supply the technical file those parties submit.
| Information | Details |
|---|---|
| Product | Mains Fed Fire Suppression Package for Shelters |
| System Reference | Mains Fed Supply Package |
| Standard | mains fed supply practice with local code submittal support, referenced to the water supply standard in force in the destination market and to the local water undertaking rule, CE / RoHS / REACH on applicable models, radio compliance support for wireless configurations |
| Product family routes | Fire detection and alarm standards, water based suppression and sprinkler installation standards, fire pump standards and alarm transmission standards where the device class applies |
| European and international routes | EN 54 series and EN 12259 series aligned construction papers where the device class applies, CE and CPR documentation, RoHS and REACH files, ISO 9001 and ISO 14001 manufacturing |
| North American routes | NFPA 13, NFPA 20, NFPA 72 and UL listing routes where the project names them, with FCC radio documentation for wireless configurations |
| National registration support | local code submittal support with per-configuration technical files, hydraulic calculations and national registration support for the importer of record, with UL, FM, VdS, LPCB, UKCA, SASO and SABER, SIRIM, TISI, SNI, BIS, EAC and CCCF routes where the destination names them |
| Test Reports | Detection response, valve actuation, pump duty and radio function reports available per model, with calibration records where the project asks for them |
| Certificate Number | Provided on request per model |
| Certificate Holder | Wanlin Fire or applicable certification holder |
| Certification Body | Notified body or issuing authority per certificate |
| Target Market | Brazil and wider export: North America, Europe, Asia-Pacific, Middle East, Africa and Latin America |
| Importer Registration | National registration completed by the importer of record with our technical file support |
| Certificate Status | Valid for applicable models |
| Certificate Document | View and download on request |
Every export kit ships with the documentation set for the destination: declarations per model, hydraulic calculations for the issued layout, radio compliance files for the band plan in use, and labelling in the language the market expects. Final acceptance always rests with the market authority having jurisdiction, and we recommend the importer of record verifies the exact configuration before ordering.
The comparison that matters in shelter work is not unit price. It is whether the supplier can state the detection count, the nozzle layout and the supply duty before asking for a deposit.
Shelter projects add their own requirements. Parking density has grown faster than the structures were designed for, batteries are charged overnight by people who are asleep, and the sites are usually managed by whoever holds the keys rather than by a fire engineer. Buyers comparing European, North American and Japanese brands, or weighing a local trading supplier against a factory, usually end up judging the same things we are judged on: whether the drawings exist before the deposit, whether the duty is calculated from a measured supply, and whether anyone answers a pump question in writing.
| Factor | Wanlin Fire | Typical Trading Supplier | Brand Name Distributor |
|---|---|---|---|
| Manufacturing depth | Batch inspection covers detection response, valve actuation, pump duty and radio function before the kit is packed | Trading office, outsourced production | Brand owner, no project work |
| Document transparency | Submittal drawings and duties issued for the local code route, so the consultant submits a design rather than a catalogue cut | Family level PDF files, customs risk | Brand level only, no model files |
| Design support | Detection plan, nozzle layout and pump duty issued in writing from your drawing | Price list only, layout left to the installer | Standard package, no site layout |
| Supply realism | Pump duty calculated from a supply measured at the worst hour | Duty assumed from floor area | Fixed package, no supply check |
| Customization | Distributor territory structure with stock holding support and a repeat order path that keeps the same configuration | Limited to stock models | No customization, fixed SKUs |
| Price (factory direct) | Tiered factory pricing with 36% margin headroom typical for repeat partners | Low unit price, unstable sourcing | Brand markup of 2 to 4 times |
| Delivery reliability | Confirmed production slots, batch inspection photos, 25 to 40 day lead times | Unpredictable, no line access | Stock dependent, allocation risk |
| Spare parts | Spares list per ten shelters with a repeat order path | No spares program | Brand spares at brand pricing |
| After-sales | Detection sensitivity band, delay to actuation and run period set as configuration values rather than as factory defaults nobody has checked | No after-sales, high failure risk | Limited, ticket based support |
Our export programs suit fire protection distributors, suppression wholesalers, charging site operators, property and facility managers, municipal housing buyers, system integrators, MEP consultants, contractors, insurance risk surveyors and tender coordinators.
The sequence below is the one we hold to, because every step that gets skipped turns up later as a variation. A standard shelter project then follows 8 steps:
What follows is what buyers said after commissioning, not what we wrote for them.
A: The supply is measured, not assumed: a flow and pressure reading at the boundary, taken at the time of day the site is at its worst rather than at a quiet hour. If the reading meets the nozzle duty, the mains fed design stands. If it does not, we say so and size a booster or a tank instead.
A: In most water undertakings, yes, and the type is set by the local water authority rather than by us. It is on the design because it is required, not because it is optional, and it is one of the items we ask your consultant to confirm against the local undertaking rule.
A: That is the honest limitation of a mains only design, and it is why the supervision reports low pressure rather than assuming the supply. Where a site cannot accept that single point of failure, the tank and booster package removes it, and we are happy to quote both so the client can see the trade.
A: No. Where the measured supply already delivers the duty at the nozzle, the connection is direct and no booster is needed. Where there is a gap between the measured supply and the duty, a booster sized to the gap is specified. The measurement decides, and we show the numbers.
A: Yes, and it should be, because an unintended closure is the classic way a fixed system is silently disabled. The valve supervision is there to report the closed position, which is the point of supervising it rather than trusting it.
Net result: By working directly with manufacturer Wanlin Fire, Sao Paulo Construction Procurement Manager Andi Kurniawan gained 36% margin headroom while keeping competitive installed pricing. With verified per-model documentation, layout drawings with stated duties, mains fed supply practice with local code submittal support, referenced to the water supply standard in force in the destination market and to the local water undertaking rule, detection matched to an open sided shelter, private label branding, a supply survey done before the quote and after-sales spare programs, Wanlin Fire became their long-term e-bike shelter suppression supply partner in Brazil. We are a source factory actively recruiting local partners, and cross border trading companies are welcome to start with a sample shelter kit and grow into container programs.
For more information: www.wanlinfire.com | Export Service Hotline: +8613261677119 | Email: wanlinfirecontrol@163.com