This replacement HVAC component facilitates real-time data monitoring

making it a standard choice for contractors prioritizing system uptime and accurate refrigerant charge management

Universal Application Range: Wide 40

Designed for industrial-strength performance

a valve with a specialized MOP (Maximum Operating Pressure) or low-temp power element should be used to prevent motor overload during pull-down

Lochinvar & A.O. Smith 100167821 Board 323613-751 This replacement HVAC component facilitatesThe Lochinvar & A. O. Smith 100167821 Integrated Control Board is a critical OEM component designed for high efficiency gas fired boilers and water heaters. As a direct replacement furnace circuit board, this module manages essential system sequences, including hot surface ignition, flame rectification, and manifold gas valve actuation. It serves as the central processing hub, utilizing real time sensor data to modulate thermal output and optimize