Bosch D293A Four Wire Detector Base with Auxiliary Relay None

Four Wire Smoke Detector Base with Auxiliary Relay. The D293A from Bosch is a Four-wire Detector Base with Auxiliary Form C Relay. Use this base with smoke and heat detector heads to provide early fire warning for life safety and property protection systems. This base is compatible with a number of control panels. Variety of interchangeable smoke and heat detector heads Detector's head removes easily by twisting Two-piece detector head and base design allows pre-wiring the system Externally-powered sounder (85 dB at 10 ft [3 m]) Home Control Wi-Fi Alarm I/O 2/2