System Sensor System Sensor D4120 4-Wire Photoelectric Low-Flow Duct Smoke Detector JMAC# SYSTEM-SENSOR-D4120 The SYSTEM-SENSOR-D4120 4-wire photoelectric, low-flow, duct smoke detector senses smoke in the most challenging conditions, operating in airflow speeds of 100 to 4,000 feet per minute, temperatures of 4F to 158F, and a humidity range of 0 to 95 percent... MSRP: Was: Now: $188.65 In Stock Expedited Shipping Available Need it Tomorrow? Need it Tomorrow? Select the NEED IT FAST shipping option at checkout and a member of our team will contact you promptly with any available Expedited Shipping options once we receive your order. Add to Cart
System Sensor System Sensor COSMO-2W i4 Series, 12/24V, 2-Wire, Combination Carbon Monoxide/Smoke Detector with RealTest Technology JMAC# SYSTEM-SENSOR-COSMO2W The System Sensor COSMO-2W is a best-in-class i4 Series combination CO/Smoke detector is a 2-Wire carbon monoxide (CO) and smoke detection technology in a single, system-connected device.There are many reasons to choose the i4 Series combo CO / Smoke... MSRP: Was: Now: $137.43 In Stock Expedited Shipping Available Need it Tomorrow? Need it Tomorrow? Select the NEED IT FAST shipping option at checkout and a member of our team will contact you promptly with any available Expedited Shipping options once we receive your order. Add to Cart
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