Default sorting Sort by popularity Sort by latest Sort by price: low to high Sort by price: high to low View: 15 30 All S2351D : Smoke Detector ALS : Ambient Light Sensor/Transmitter CR : AC Current Relays CR2 : AC Current Relays CS : Current Sensors FT : Frequency Transducers PFT : Power Factor Transducers UBM20 : Ultrasonic Heat Meter UBM21 : Ultrasonic Thermal Energy Meter KWT : Power Transducers (WATT) PIR20 : Occupancy Sensor S280T : Ultrasonic Heat Meter SLT1 : Sound Level Transmitter STR : Strobe Annunciator S2351E : Conventional Photoelectric Smoke Detector 1 2