The heavy-duty SPDT contacts are rated for 21A resistive at 240 VAC

Standardized Heavy-Duty Ports: 3/4" NPT threading allows for straightforward installation into existing gas manifolds

The kit includes the necessary oil pump gasket and specialized adapter rings required for proper seating against the compressor bearing housing

This permanent split capacitor motor requires a matched run capacitor (typically 10MFD/370V) to ensure the 2

Lochinvar & A.O. Smith 100278134 Control 320788-702 The heavy-duty SPDT contacts areThe Lochinvar & A. O. Smith 100278134 Control is a critical OEM User Interface Control board engineered for precise system management in high efficiency condensing boilers. As a direct replacement for legacy part numbers RLY20136K, RLY20136, and 100189277, this Boiler Control Board provides the necessary digital interface for real time monitoring and adjustment of combustion parameters. This HVAC Replacement Part is a standard component in the