York S1-025-39911-000 Expansion Valve 340155-7026 Serviceable Design: Side outlets (1/2"

Serviceable Design: Side outlets (1/2" FPT with plugs) and 1/2" x 3/8" NPT reducer bushings are included to accommodate various piping configurations

also identified as the Model STAS489T

facilitating a watertight connection when used with appropriate conduit fittings

the mounting bracket and plate dimensions are often utilized for other 5000 series models that share the same horizontal subbase dimensions

York S1-025-39911-000 Expansion Valve 340155-7026 Serviceable Design: Side outlets (1/2"The York S1 025 39911 000 Expansion Valve is a precise OEM thermostatic metering device designed for 3 ton R 22 refrigeration systems. This thermostatic expansion valve (TXV) utilizes a 3 8" x 3 8" connection and features a 30 inch capillary tube to ensure accurate superheat regulation across varying thermal loads. As a direct OEM replacement part, it maintains factory spec refrigerant flow, preventing liquid slugging and evaporator starving. For