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The Armstrong Furnace H2TXV02 Expansion Valve is a precision-engineered R-22 thermal expansion valve (TXV) designed to optimize refrigerant flow in residential and commercial cooling systems
offering the rugged reliability needed for high-demand HVACR environments
or a pressure switch stuck in the "open" position due to insufficient draft
this unit is engineered to provide precise flame sensing and reliable ignition feedback
Johnson Controls P499VAP-101K Pressure Transducer Kit 322838-753 The Armstrong Furnace H2TXV02 ExpansionThe Johnson Controls P499VAP 101K is a commercial grade electronic pressure transducer designed for precise HVACR system monitoring. This kit features a 0 to 10 Vdc output signal and a 0 to 100 psi pressure range, making it ideal for low side refrigeration and pneumatic applications. It utilizes a 1 8 inch 27 NPT external thread connection and includes a 6. 6 foot Packard wiring harness for immediate integration. As a direct replacement for the legacy