The Numens 403-004 Non-Addressable Smoke & Heat Detector is a high-performance conventional fire detection device designed to provide fast and reliable detection of both smoke and heat. By combining advanced smoke and heat sensing technologies, it delivers accurate fire detection while minimizing false alarms, making it suitable for a wide range of residential, commercial, and industrial applications.

Designed to operate on 12/24V DC, the detector is compatible with 4-wire conventional fire alarm systems and features a built-in relay output for seamless integration with fire alarm control panels, sirens, emergency lighting, access control systems, and other safety equipment. Its auto-reset function automatically restores the detector to normal operating mode once the alarm condition is cleared, reducing maintenance effort and ensuring continuous protection.

Built for long-lasting reliability, the Numens 403-004 offers stable performance, easy installation, and low maintenance, making it an excellent choice for offices, hotels, hospitals, schools, shopping malls, warehouses, factories, apartment buildings, and other facilities requiring dependable fire detection.

Key Features

• Non-addressable smoke and heat detector
• Dual-sensor technology for smoke and heat detection
• Operates on 12/24V DC power supply
• Compatible with 4-wire conventional fire alarm systems
• Built-in relay output for external device integration
• Auto-reset function for automatic recovery after alarm clearance
• Fast and accurate fire detection
• Helps minimize false alarms
• Easy installation and maintenance
• Reliable performance for continuous fire protection
• Suitable for commercial, industrial, and residential applications