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Complete Install Kit: Comes with wire connectors and mounting hardware for efficient field replacement
features a 3/8-inch outer diameter (OD) rod construction to ensure structural rigidity under hydraulic pressure
making it suitable for both steam and hot water systems
this relay provides the sensitivity required for complex pneumatic circuits
This OEM Copeland replacement part ensures consistent compressor start-up and protects expensive windings from prolonged high-amperage draw during the start cycle
Lochinvar & A.O. Smith 100170488 Lower Sensor 30067439-890 Complete Install Kit: Comes withThe Lochinvar & A. O. Smith 100170488 Lower Sensor is a critical thermistor based component engineered for precise thermal monitoring in high efficiency water heating systems. As an exact replacement for the TST1188 sensor, this part ensures the control board receives accurate resistance feedback from the lower portion of the tank. For technicians troubleshooting Lochinvar water heater error codes or A. O. Smith temperature sensor faults, installing
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