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OSI-R-SS is a 4-wire conventional reflector-type linear optical beam smoke detector for use in fire alarm systems
System Sensor P2WL L-Series
Gentex SSPKCLPW (904-1446-002) Speaker Only
Simplex 1409-5010 Ribbon Ep40/Ep800/Lt5000 Purple
Model OP921 is UL 268 7th edition listed incorporating advanced built-in ISOtechnologyTM - True Class-X SLC operation (use is optional)
Potter PAD300-HD Fixed Temperature Heat Detector SMB500-US OSI-R-SS is a 4-wire conventionalPotter PAD300 HD is a listed Analog Addressable Rate of Rise and or Fixed Temperature Heat Detector compatible with any fire alarm control panel that has the Potter Addressable Device (PAD) protocol The heat sensing portion utilizes a proven thermistor for accurate and reliable heat detection. The detector and base (not included) are made of a durable plastic in an off white to blend in with the ceiling. The PAD300 HD is UL listed with a selectable