Siemens Building Technology 540-652A Sensor 320819-301 this unit offers the linear

this unit offers the linear voltage response necessary for high-accuracy diagnostics and long-term system stability in demanding mechanical rooms

and T475 series remote bulb controllers

managing ignition sequences and maintaining consistent heat output via internal pressure regulation mechanisms

This constant cut-in control features a 42-inch capillary tube

Replacing a failing sensor with this genuine Carrier part eliminates the calibration DRIFT and signal interference often found with lower-quality aftermarket alternatives

Siemens Building Technology 540-652A Sensor 320819-301 this unit offers the linearUpgrading or maintaining Siemens field panels requires precise sensing hardware. The Siemens 540 652A Room Temperature Sensor is a high performance interactive device designed specifically for Terminal Equipment Controller (TEC) applications. As a veteran in the field, you know that accurate site data is critical; this unit utilizes a highly responsive 10K ohm NTC thermistor to provide stable room temperature monitoring across a range of 55F to 95F