The Numens 621-004 Addressable Zone Input Module is a reliable interface module designed for use in addressable fire alarm systems. It enables the integration of conventional detection zones into an addressable fire alarm network by monitoring zone inputs with an external 24V power supply.

Built for dependable performance, the module provides accurate monitoring of connected conventional detectors and transmits alarm and fault signals directly to the addressable fire alarm control panel. Its compact design allows easy installation inside electrical boxes or control cabinets, making it suitable for both new installations and system upgrades.

The Numens 621-004 is engineered to enhance the flexibility of modern fire alarm systems by allowing seamless integration of conventional devices into intelligent addressable networks. It is an ideal solution for commercial buildings, offices, schools, hospitals, factories, hotels, shopping malls, and industrial facilities requiring reliable fire detection.

Key Features

• Addressable zone input module
• Supports conventional zone monitoring
• Requires external 24V DC power supply
• Reliable alarm and fault signal transmission
• Compact design for easy installation
• Compatible with Numens addressable fire alarm systems
• Ideal for integrating conventional detectors into addressable systems
• Stable and accurate monitoring performance
• Suitable for commercial and industrial fire protection applications
• Durable construction for long-term reliability