The Numens 403-017 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. Equipped with advanced dual-sensor technology, it accurately identifies fire hazards while helping to reduce false alarms, making it suitable for residential, commercial, and industrial fire protection applications.

Operating on 48V DC, the detector is designed for 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 operation once the alarm condition has been cleared, reducing maintenance requirements and ensuring continuous fire protection.

Built with durable components for long-lasting performance, the Numens 403-017 is ideal for offices, hotels, hospitals, schools, shopping malls, warehouses, factories, apartment buildings, and other facilities requiring dependable conventional fire detection.

Key Features

• Non-addressable smoke and heat detector
• Dual-sensor technology for smoke and heat detection
• Operates on 48V 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 low maintenance
• Suitable for residential, commercial, and industrial applications