Is the LA01EC018 compatible with other brands

compatibility depends on the specific model and series of the indoor or outdoor unit

This housing is designed for specific 80% and 90%+ AFUE furnaces

this sensor is a reliable choice for discharge air

Williams P295201A Gas Valve Freon Is the LA01EC018 compatible withThe Williams P295201A is a direct replacement LP gas valve engineered specifically for high efficiency liquid propane wall furnaces and heaters. This genuine OEM component features a 3 4 inch NPT inlet and outlet configuration with a 1 2 inch side outlet, tailored for the Williams Furnace Company product line. Designed for high altitude and standard pressure regulation, this valve manages the precise flow of liquefied petroleum gas to the burner