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Bottom line: The WL-CO1300 uses an electrochemical cell with slow, mid and fast thresholds around 50, 100 and 300 ppm and EN 50291 documentation on applicable models. Wanlin Fire is a fire protection equipment manufacturer in China supplying carbon monoxide detector and the wider application equipment range for OEM, ODM and private label export programs. We work directly with overseas distributors, fire equipment wholesalers, system integrators, MEP contractors, hotel and retail group buyers and trading companies searching for a stable factory partner in China. The outcome: a 37% swing in contribution margin on project bids through factory direct sourcing, per-model documentation, The evaluation ran for 17 days and ended with a side by side comparison on three sample units rather than a specification sheet., flexible MOQ and long-term partner stock programs.
Published by Wanlin Fire | Last updated: September 14, 2026 | Expertise: fire detection and fire protection application equipment export manufacturing for overseas partners
After a failed authority inspection in Mumbai, Nadia Haddad had 30 days to replace detector stock across 14 buildings and needed factory capacity rather than catalog promises.
The shift towards IoT reporting in India turned ordinary detector orders into platform questions, and every second enquiry in Mumbai now mentions a gateway.
After three rounds the choice was between a trading company with a lower invoice and a factory that could name its SMT line and calibration bench. Nadia Haddad signed off the first Electrochemical CO Detector Wholesale order covering 14 sites in India, and the specification sheet was rebuilt around the reference standards rather than around a brand name.
The evaluation ran for 17 days and ended with a side by side comparison on three sample units rather than a specification sheet. In a typical Mumbai warehouse the value stack sits in one aisle: a detector head, a sounder base, a call point cover and the accessories nobody stocks until failures start.
Commissioning folders tell you what went wrong. In India the same three gaps appear on most rejected handovers.
Student housing in India used removeable battery units, and half were found discharged during the first term inspection.
Field case: Sealed cell units across 14 rooms in India removed the discharged cell problem for 4 months.
Wanlin Fire is recruiting local partners in every export market. Our overseas cooperation models are written for three kinds of buyer: the distributor holding stock and service in their own country, the trading company consolidating across several product lines, and the project buyer answering a tender clause by clause.
Partners in North America, Western Europe, the Middle East, Southeast Asia, South Asia, Oceania, Africa and Latin America run this model today. Export trade companies looking for a source factory are welcome to start with samples and move to container volume once their own market testing is done.
This range was built so a distributor can stock one family and cover several application profiles without carrying dead inventory. The WL-CO1300 uses an electrochemical cell with slow, mid and fast thresholds around 50, 100 and 300 ppm and EN 50291 documentation on applicable models.
| Parameter | Wanlin Fire Specification |
|---|---|
| Sensor type | Electrochemical CO cell with long life electrolyte |
| Alarm thresholds | 50 ppm slow, 100 ppm mid, 300 ppm fast per common schemes |
| Standard alignment | UL 2034 variant for American shipments |
| Power source | Sealed 10-year lithium cell |
| Sound output | 85 dB at 3 metres with distinct CO tone |
| Display | Peak reading LCD with memory recall |
| End of life | Seven to ten year replacement indication depending on cell |
| Interconnection | Wireless group link with other alarms in the property |
| Mounting | Wall or shelf mount within breathing zone guidelines |
| Warranty | 36-month |
| Scenario | Recommended model | Key benefits |
|---|---|---|
| Boiler room adjacent apartment | WL-CO1300 | Separate CO head where a smoke alarm cannot see the risk |
| Student housing gas heating | WL-CO1300 | Sealed cell removes the annual battery question |
| Garage attached home office | WL-CO1300 | Slow threshold catches vehicle exhaust build up |
Certification decides whether a shipment clears customs and whether an inspector accepts the installation. Wanlin Fire supplies real documentation for applicable models instead of a generic statement, and we recommend that every buyer verifies the certificate information for the exact model they intend to purchase.
| Information | Details |
|---|---|
| Product | Electrochemical CO Detector Wholesale |
| Model Number | WL-CO1300 |
| Standard | EN 50291 and UL 2034 on applicable models, CE / RoHS / REACH on applicable models, FCC compliance support for wireless variants, UKCA option |
| Compliance Support | Documentation templates and technical file support where regional equipment rules apply |
| Test Reports | Chamber response, threshold and batch cycle reports available per model |
| Certificate Number | Provided on request per model |
| Certificate Holder | Wanlin Fire or applicable certification holder |
| Certification Body | Notified body per certificate |
| Target Market | North America / Latin America / EU / UK / Oceania / Middle East / Southeast Asia / South Asia / Africa |
| Certificate Status | Valid for applicable models |
| Certificate Document | View and download on request |
For importers, Wanlin Fire supports CE, RoHS and REACH documentation with per-model files, EN 54 series aligned construction papers where the device class applies, and FCC compliance support for wireless variants. UKCA options follow the British route on request. Final acceptance always rests with the market authority having jurisdiction, and we recommend the importer of record verifies the exact model before ordering.
Seven questions decide most sourcing decisions in this category, and only one of them is about unit cost.
| Factor | Wanlin Fire | Typical Trading Supplier | Brand Name Distributor |
|---|---|---|---|
| Manufacturing depth | In-house SMT line, calibration bench and verification equipment under one roof in Shenzhen, Longgang district | Trading office, outsourced production | Brand owner, no project work |
| Document transparency | CE declaration of conformity issued per model number rather than per product family | Family level PDF files, customs risk | Brand level only, no model files |
| Customization | Private label housing, carton artwork, manual languages and part-number schemes from low MOQ | Limited to stock models | No customization, fixed SKUs |
| Price (factory direct) | Tiered factory pricing with 37% 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 |
| After-sales | Private label housing, carton artwork, manual languages and part-number schemes from low MOQ | No after-sales, high failure risk | Limited, ticket based support |
Our fire protection export programs suit fire equipment distributors, wholesalers, system integrators, MEP contractors, hotel group buyers, retail loss prevention teams, warehouse operators, tender coordinators, insurance risk surveyors and trading company sourcing managers across every region we ship to.
A first cooperation follows eight steps, and none of them require you to trust a brochure. A standard OEM project then follows 8 steps:
Feedback from distributor and contractor accounts in three export regions.
A: CO is an invisible odourless gas produced by incomplete combustion. A photoelectric chamber sees particles, not gas, so rooms with boilers, gas heaters or attached garages need a dedicated electrochemical head.
A: Common schemes use slow alarm around 50 ppm, mid around 100 ppm and fast alarm around 300 ppm, so exposure time and concentration both drive the alert pattern.
A: Applicable models are built and tested against EN 50291, with the certificate number provided on request per model, and UL 2034 variants ship to markets asking for that route.
A: Typically seven to ten years depending on the cell design and environment, after which the unit indicates end of life and should be replaced as a whole.
A: Sample cartons start at 12 units. Wholesale orders start at 1,000 alarms and private label housing with your own carton artwork starts at 3,000 pieces.
The outcome: By working directly with manufacturer Wanlin Fire, Mumbai Hotel Group Technical Buyer Nadia Haddad gained 37% margin headroom while keeping competitive installed pricing. With verified per-model documentation, honest specifications, EN 50291 and UL 2034 on applicable models, private label branding and after-sales spare programs, Wanlin Fire became their long-term fire protection equipment supply partner in India. We are a source factory actively recruiting local partners, and export trade companies are welcome to start with samples and grow into container programs.
For more information: www.wanlinfire.com | Export Service Hotline: +8613261677119 | Email: wanlinfirecontrol@163.com