Heat Controller R18KT0001 Control Board 323613-751 it supports an operational temperature

it supports an operational temperature range of 110°F to 170°F

though it must be installed by a licensed technician to ensure vacuum integrity and proper wiring

this unit provides the reliability required by veteran field technicians to prevent system drift and protect sensitive instrumentation from over-pressurization

The DPDT configuration allows for simultaneous control of two isolated circuits

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Heat Controller R18KT0001 Control Board 323613-751 it supports an operational temperatureThe Heat Controller R18KT0001 Control Board is a critical OEM replacement part designed for precise HVAC system atmospheric sensing and operational sequence management. As a veteran grade integrated furnace control board, this module coordinates high voltage and low voltage signals between the thermostat, blower motor, and ignition system to maintain peak energy efficiency. It is engineered to process inputs from multiple on board sensors, ensuring