Potter SB-81R Smoke Base/Relay 81ma 24V 6

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SMOKE BASE/RELAY 81MA 24V 6 The SB Series is a 6" polarized base with annunciator output featuring a current limiting resistor, and a blocking diode to enhance annunciator function . The SB Series Smoke Detector base is designed specifically for use with the Potter Smoke Detector Models IS-24, PS-24 and PS-24H. Show more