System Sensor System Sensor BEAM1224S Reflected Type Beam Smoke Detector, 4-Wire, Single-Ended, 8" Reflector, Integral Sensitivity Test MSRP: Was: Now: $1,065.71
System Sensor System Sensor 2WTR-B Photoelectric i3 Smoke Detector, 2-Wire, Thermal Sensor, Form C Relay MSRP: Was: Now: $85.20
System Sensor System Sensor 2151 Photoelectronic Low-Profile Plug-In Detector for Special Applications MSRP: Was: Now: $79.96
System Sensor System Sensor 5621 Heat Detector, 135F Fixed Temp/Rate-of-Rise, Dual-Circuit MSRP: Was: Now: $45.61
System Sensor System Sensor SCWL Strobe, Ceiling Mount, FIRE, White, Clear Lens MSRP: Was: Now: $60.32