Description Reviews Description Metal guard for plasatic flush mount sensors. Includes two mounting screws. View AllClose
Add to Cart Siemens 538-871 Siemens MSRP: Now: $66.71 Was: The TEC Duct Point Temperature Sensors provide an input for temperature monitoring and control to the Terminal Equipment Controllers (TECs). 538-871
Add to Cart Siemens 540-984 Siemens MSRP: Now: $25.04 Was: Metal flush-mount room temperature sensor with 10K, Type II thermistor. This unit is self-contained, non-intrusive, and tamper-resistant. 540-984
Add to Cart Siemens 540-995 Siemens MSRP: Now: $67.06 Was: Flush-mount room sensor for Terminal Equipment Controllers (TECs). 540-995
Add to Cart Siemens 540-520A Siemens MSRP: Now: $159.75 Was: The Flush Mount Room Temperature Sensor is a 10K ohm self-contained, non-intrusive, and tamper-resistant unit. The sensor connects to the RJ-11 port of the controller via a pre-terminated cable. This... 540-520A