Flexible Actuation: Sold without an actuator

This Pre-wired relay is UL listed for plenum use

utilizing this genuine York expansion valve ensures matched port sizing and pressure drops

ensuring the precise air-to-fuel ratio necessary for stable ignition and efficient thermal performance in residential and commercial heating systems

Common Questions & Technical Support: What causes a pressure switch fault code on a Reznor unit

Trane VAL19557 Reversing Valve Els PW 17895 Flexible Actuation: Sold without anThe Trane VAL19557 Reversing Valve is a critical 4 way heat pump component engineered to manage refrigerant flow direction between heating and cooling cycles. This OEM Trane replacement part features a precise . 500 OD (1 2 inch) connection size on the discharge suction ports, ensuring a streamlined fit for residential and light commercial units. Designed for high cycle reliability in high pressure systems, the VAL19557 serves as the direct