Detector Base, B401 System Sensor Collective / Conventional AB(E) Address switches allows for easy

Address switches allows for easy setting for each location

the unit can be installed as a sounder base to accept most leading Ampac conventional detectors

600ml (sausage)

Australian Approvals - This Photo-Electric Smoke Detector is compatible with both the Simplex 4100ES and 4100U Fire Detection & Alarm Systems

Detector Base, B401 System Sensor Collective / Conventional AB(E) Address switches allows for easyThe System Sensor B401 Plug In Detector Base is sold under various brands in Australia such as Notifier, Inertia, Honeywell and Pertronic. It is designed for seamless compatibility with System Sensor smoke and heat detectors (details below). The B401 base is intended for use in 2 wire systems, with screw terminals provided for power and remote annunciator or remote indicator connections. Compatible Detectors: Heat Detector (Type A): 5451AUS, 51A51,