Lochinvar & A.O. Smith 100208394 Pressure Switch Els PW 17895 The 24-inch thermocouple features high-grade

The 24-inch thermocouple features high-grade metal alloy construction to withstand extreme thermal stress

the manufacturer recommends total replacement of the SP20172 kit if the sensor was physically exposed to high concentrations of flammable vapors or high moisture to maintain system integrity

Broad Refrigerant Compatibility: Fully compatible with R410A

Key Benefits for the Contractor: Direct OEM Cross-Reference: Specifically replaces the D6723303

If your specific heater wiring schematic requires a manual reset for safety compliance

Lochinvar & A.O. Smith 100208394 Pressure Switch Els PW 17895 The 24-inch thermocouple features high-gradeWhen you're out in the field and a high efficiency Lochinvar or A. O. Smith unit stays in a lockout loop, the Lochinvar & A. O. Smith 100208394 Pressure Switch is often the first critical safety component you need to bench test. Built for rigorous residential and commercial HVAC boiler and water heater applications, this SPDT (Single Pole Double Throw) switch provides the precise circuit control required to monitor internal pressure levels and prevent