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are powered from a non-coded notification appliance circuit output and operate on a nominal 12 or 24 volts
System Sensor B224RB Intelligent Relay Base (Replaced by B224RB-IV)
Larger sizes and surface mounted pull stations accommodated with STI-3100 conduit spacer
Siemens DPU-C1 (500-033990) DPU Carrying Case
Designed for wall mounted fire alarm applications
System Sensor 4WT-B Photoelectric Smoke Detector 4-Wire Vesda are powered from a non-codedSystem Sensor 4WT B Photoelectric i3 Series Smoke Detector, 4 Wire, 135F Fixed Thermal Sensor, White The System Sensor 4WT B Photoelectric i3 Series Smoke Detector is a reliable and intelligent fire detection solution designed for commercial and residential applications. Featuring advanced photoelectric sensing technology combined with a 135F fixed temperature thermal sensor, the 4WT B provides enhanced protection by detecting both smoke and heat
US$ 103.00
US$ 66.00
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US$ 1750.00
US$ 185.00
US$ 106.00
US$ 54.00
US$ 64.00