Enhanced Thermal Transfer: Maintains the necessary physical alignment to ensure the stainless steel insertion probe accurately reads the medium temperature

ensuring safety and performance in high-heat environments

While many Lennox furnaces use multiple switches for high and low fire

ensuring long-term signal stability

Can this solenoid valve be installed outdoors

York 025-42730-000 Reversing Valve 320788-703 Enhanced Thermal Transfer: Maintains theThe York S1 025 42730 000 is an essential OEM 4 way heat pump reversing valve designed for high pressure R 410A systems and light commercial applications. As a veteran technician knows, the integrity of the heat pump's refrigeration cycle depends on the precise shifting of the internal slider; this valve delivers that reliability using a 24V solenoid actuator and a standard 1 2" x 7 8" ODF connection. Engineered specifically as a direct replacement