York S1-022-12988-000 TXV 320788-703 Durable Construction: Built with high-quality

Durable Construction: Built with high-quality materials to withstand the rigors of industrial mechanical rooms

ensuring long-term dielectric strength in demanding environments

it is specifically designed to work with Johnson Controls/PENN P499 electronic pressure transducers for automated fan speed modulation

Key Benefits Direct OEM Replacement: Matches factory specifications for Trane BLW1371 and BLW01371 to eliminate mounting alignment issues

Standard replacement plates typically require a high-temp gasket or silicone to ensure a gas-tight seal against the collector box

York S1-022-12988-000 TXV 320788-703 Durable Construction: Built with high-qualityThe York S1 022 12988 000 TXV is a precision engineered 3 ton Chatleff thermal expansion valve specifically calibrated for R 410A refrigerant systems. Featuring a 30 inch capillary tube, this OEM York expansion valve functions as the critical metering device required to maintain an optimal 12F superheat at the evaporator outlet, preventing liquid floodback and protecting the compressor. Designed with a standard Chatleff fitting for secure, leak