BuyAccess.com offers a wide variety of power solutions, including power supplies, power transfers, relay modules, timer modules, transformers, and back-up batteries.
The Von Duprin 873-FA module consists of one printed circuit board that plugs onto the PS873 power supply. In the event a fire alarm is active, this board will remove power from the PS873 output and any logic board output. The Fire Alarm Input board can be configured for Automatic or Manual Reset. Learn More$85.14