though a failing internal relay in the control board can also be the culprit

When a blower fails or loses RPM

By loosening the set screw

Enhanced Signal Stability: Robust electronic circuitry prevents signal drift

this refrigerant pressure switch integrates seamlessly into existing control loops

MAMAC Systems TE-704-A-7 Temperature Sensor 322057-301 though a failing internal relayThe MAMAC Systems TE 704 A 7 is a mission critical strap on temperature sensor designed for precise surface contact monitoring in demanding HVACR environments. Engineered for contractors, this unit features a 10,000 Ohm NTC Thermistor (Type III) element, providing high accuracy resistance data with a 0. 2C interchangeability at 77F. The 2 inch 304 stainless steel probe is hermetically sealed to withstand moisture migration, making it an ideal pipe