Simplex | 742-346
CPU Board 4009A
The Simplex 742-346 is a 4009A NAC Extender Board, also referred to as a 4009A CPU Board. This component is designed to enhance fire alarm systems by expanding the Notification Appliance Circuit (NAC) capabilities, allowing for additional notification appliances such as horns, strobes, and speakers to be integrated into the system.
Key Features:
• NAC Expansion: Provides additional NAC outputs to support more notification devices, enhancing the system’s alerting capabilities.
• System Integration: Seamlessly integrates with Simplex fire alarm control panels, ensuring compatibility and reliable performance.
• Compact Design: Designed for easy installation within existing fire alarm system enclosures, optimizing space utilization.
This extender board is ideal for applications requiring expanded notification capabilities, such as large commercial buildings, educational institutions, and industrial facilities.