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Precision Timing: Microprocessor control delivers a consistent 4-second Trial for Ignition (TFI) and 20-second heat-up period
making it an ideal choice for heat pump applications and systems requiring stable superheat control across a wide range of operating conditions
Optimized Energy Efficiency: Accurate refrigerant handling reduces the operational load on the compressor
Bi-Directional Capability: Suitable for both cooling-only and heat pump applications requiring externally equalized metering
Lochinvar & A.O. Smith 100275525 Board 30067439-890 Precision Timing: Microprocessor control deliversThe Lochinvar & A. O. Smith 100275525 Interface Control Board is a critical OEM replacement component designed for high efficiency boiler and water heater systems. This user interface control board serves as the primary communication hub between the technician and the appliance, processing input signals and regulating essential heating functions. Engineered for precision, the 100275525 board ensures accurate temperature modulation and system