Combined Smoke and CO Detector, Smoke & Carbon Monoxide Alarm, Dual Smoke-CO Sensor, Integrated Smoke and CO Tester, Multi-Gas Fire Safety Detector
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Customer Service Hotline:

+8613261677119

About Us

China Wanlin – Your Global Partner for Combined Smoke and CO Detectors

Are you a distributor, system integrator, or sourcing agent looking for combined smoke and CO detectors or dual smoke-CO sensors?

China Wanlin is a true manufacturer of fire safety equipment. We design and produce smoke & carbon monoxide alarms, integrated smoke and CO testers, and multi-gas fire safety detectors with certifications including EN14604, EN50291, CE, and RoHS -6.

Demand for dual-sensor detectors has grown significantly as building codes tighten and consumer awareness increases -2-3. Whether you need budget-friendly standalone units or advanced smart detectors with IoT integration -2-8, we have you covered.

We are now inviting global partners, export trading companies, and OEM/ODM buyers to join our international network.

Why Choose China Wanlin?

1. True Manufacturer – Factory Direct

We design, assemble, and test every detector in our own factory. No middlemen. Factory-direct pricing. ISO 9001 certified with 15 R&D teams and annual capacity exceeding 5 million units -6-10.

2. Complete Combined Detector Product Line

CategoryProducts
Combined Smoke and CO Detector2-in-1 photoelectric smoke + electrochemical CO sensor, battery-powered
Smoke & Carbon Monoxide AlarmDual-sensor with LCD display showing PPM levels, 85dB alarm
Dual Smoke-CO SensorInfrared photoelectric + electrochemical CO, EN14604 + EN50291 certified
Integrated Smoke and CO TesterSelf-test and manual test button with visual/audible indicators
Multi-Gas Fire Safety Detector3-in-1 smoke + heat + CO models available for comprehensive protection

3. Key Features

  • Dual sensor technology – Photoelectric smoke detection + electrochemical CO sensing

  • EN14604 + EN50291 certified – Meets European smoke and CO standards -6

  • UL217 + UL2034 compliant options – North American market ready -9

  • 10-year sealed battery models – Maintenance-free for rental and residential use -2

  • LCD display – Real-time CO concentration in PPM -7-9

  • Tamper-resistant design – Locking feature prevents unauthorized removal -9

  • Smart connectivity options – Wi-Fi and Tuya-enabled models available -8

4. Custom R&D + OEM/ODM

  • Custom housing, colors, and branding

  • Custom firmware and packaging design -2-3

  • Private labeling – build your own brand

  • Multi-language documentation -6

5. Factory Visit Program

  • Round-trip flight reimbursement for qualified partners

  • Free accommodation & meals during your stay

  • Full factory tour: SMT lines, assembly, calibration labs, smoke test aging machines, CO testers -10

6. Compliance Ready

  • EN 14604 – Smoke detector standard -9-10

  • EN 50291 – Carbon monoxide detector standard -6-9

  • UL 217 – Smoke alarm standard -9

  • UL 2034 – CO alarm standard -9

  • CE, RoHS – European compliance -6-10

Who We Are Looking For

  • Fire safety distributors and resellers

  • Smart home and building security integrators

  • Retail and e-commerce suppliers

  • Cross-border traders & sourcing agents

  • OEM/ODM buyers

  • Property and facility management companies

Every partner, every market – treated with equal respect.

Target Applications

  • Residential homes – Bedrooms, living rooms, hallways

  • Kitchens – Heat + CO combined protection

  • Hotels and hospitality – Room-by-room safety

  • Healthcare facilities – Hospitals, aged care

  • Rental properties – 10-year battery, tamper-proof

  • Smart homes – Wi-Fi connected with mobile alerts

Our Commitment

Win-win partnership. Quality assured. Service focused.

  • 100% functional testing before shipping

  • Product yield ≥99.5% -6

  • 2-year warranty, lifetime maintenance -6

  • Transparent pricing – no hidden fees

How to Start

Step 1: Email your market and product requirements
Step 2: Receive catalog, compliance documentation, and pricing
Step 3: Order samples for testing
Step 4: Schedule factory visit (flight + accommodation covered for qualified partners)
Step 5: Sign partnership agreement and place order

Contact Us

  • Email: wanlinfirecontrol@163.com

  • Hotline (Phone/WhatsApp/WeChat): +86 13261677119

  • Website: www.wanlinfire.com