Every year, fires cause significant loss of life and property damage globally. Early detection is the most effective way to prevent catastrophic outcomes. A properly installed Smoke and CO composite detector can detect smoke particles at the earliest stage of a fire, providing critical time for evacuation and response.
Wanlin Fire Control is committed to advancing fire detection technology. Our Smoke and CO composite detector products incorporate the latest sensing innovations, including dual-wavelength photoelectric chambers, advanced algorithms to distinguish real smoke from dust and steam, and intelligent self-diagnostic features that ensure the detector is always operational.

Smoke and CO composite detector — Professional Fire Detection by Wanlin Fire Control
Product: Smoke and CO composite detector
Brand: Wanlin Fire Control
Sensor Type: Photoelectric smoke detection chamber
Operating Voltage: Available in 12V, 24V, and battery-powered variants
Communication: Wired, wireless, LoRa, Zigbee, or 4G options
Standards: EN54-7, EN54-5, EN54-29 compliant
Service Life: 10+ years with regular maintenance
Selecting a Smoke and CO composite detector supplier requires careful evaluation. Here is how Wanlin Fire Control meets the key selection criteria:
✓ Product Quality: Our Smoke and CO composite detector uses premium-grade electronic components and precision-molded enclosures for durability and consistent performance.
✓ Certifications: Full compliance with CE, EN54, ROHS, and other relevant international standards — documentation provided with every shipment.
✓ Production Capacity: Our factory can handle large-volume orders while maintaining quality standards and delivery schedules.
✓ Customer References: We can provide references from existing international clients upon request.
✓ After-Sales Support: Technical support team available to assist with installation, troubleshooting, and warranty claims.
Wanlin Fire Control integrates cutting-edge technology into every Smoke and CO composite detector:
1. Dual-Wavelength Detection: Using two light wavelengths for particle analysis provides more accurate smoke discrimination than single-wavelength detectors, reducing both false alarms and missed detections.
2. Drift Compensation: The built-in microprocessor automatically compensates for gradual sensitivity changes caused by dust accumulation in the sensing chamber, maintaining consistent detection performance over time.
3. Remote Monitoring Capability: Addressable and wireless models enable real-time status monitoring from a central control room, with instant alerts for alarm, fault, and maintenance conditions.
4. Energy-Efficient Design: Low-power electronics and optimized circuit design ensure long battery life in wireless models and minimal energy consumption in wired configurations.
5. Robust Construction: Flame-retardant ABS enclosure with IP-rated sealing options protects internal components from environmental factors, ensuring reliable operation in challenging conditions.
A Smoke and CO composite detector is a fire detection device that uses a photoelectric sensing chamber to detect smoke particles in the air. When smoke enters the chamber, it scatters light onto a photodiode, triggering an alarm signal. Wanlin Fire Control detectors use advanced algorithms to distinguish between fire smoke and nuisance particles, providing reliable early warning with minimal false alarms.
Selecting the right Smoke and CO composite detector depends on several factors: the building type (residential, commercial, industrial), local fire code requirements, desired system architecture (standalone, conventional, or addressable), and environmental conditions. Contact Wanlin Fire Control technical support for personalized recommendations based on your specific application.
All Wanlin Fire Control Smoke and CO composite detector products are CE, EN54, and ROHS certified as standard. Additional certifications including UL, LPCB, VDS, and CCC are available for specific models. Full certification documentation is provided with every order.
Yes, Wanlin Fire Control welcomes sample orders for evaluation. We offer sample units at competitive pricing, with the sample cost typically credited against your first bulk order. Contact our sales team to arrange sample shipment.
Standard lead time is 7-15 business days for regular orders. Larger quantities or customized products may require additional production time. We provide accurate delivery estimates upon order confirmation and keep clients updated throughout the production process.
Absolutely. Wanlin Fire Control provides comprehensive OEM and ODM services including custom branding, packaging design, color customization, and product configuration to meet your specific market requirements. Minimum order quantities apply — contact us for details.
Installation is straightforward with the included twist-lock mounting base and clearly labeled terminals. Detailed installation manuals are provided with each product. Maintenance primarily involves periodic cleaning of the sensing chamber (typically annually) and functional testing. Self-diagnostic features alert you when maintenance is needed.
Standard warranty is 2 years from the date of shipment, covering manufacturing defects and performance failures under normal use conditions. Extended warranty options are available. Our after-sales team handles warranty claims promptly to minimize any disruption to your operations.
Independent testing and field data confirm the exceptional performance of Smoke and CO composite detector from Wanlin Fire Control:
✓ Detection Sensitivity: Meets or exceeds the sensitivity requirements of EN54-7 and UL 268 for reliable early warning.
✓ False Alarm Ratio: Customer-reported false alarm rates reduced by 85-95% compared to previous-generation detectors.
✓ Mean Time Between Failures: MTBF exceeds 100,000 hours under normal operating conditions based on field return data.
✓ Installation Time: Average installation time of under 3 minutes per detector with the twist-lock mounting system.
✓ Customer Retention Rate: Over 90% of first-time buyers place repeat orders, demonstrating satisfaction with product quality and service.
At Wanlin Fire Control, we understand that fire detection is a life-safety function where compromise is not acceptable. Our Smoke and CO composite detector products are built to the highest standards because we know that performance in a real fire is the only metric that truly matters.
We back this commitment with certified quality, competitive pricing, and responsive support — the three pillars that have made Wanlin Fire Control a trusted name in fire safety products worldwide.
Take the next step toward enhanced fire protection. Contact Wanlin Fire Control today to discuss your Smoke and CO composite detector needs.