York S1-025-21180-000 Limit Switch 30067439-890 This unit features an integrated

This unit features an integrated stainless steel strainer to protect the valve disc from fouling and a tight seating check valve to prevent backflow into the supply line

designed specifically for high-reliability HVAC blower motor control

It features a dual-port configuration

What is the proper flow direction for this 3-way valve

Common Questions & Technical Insights Is the ST-W24 compatible with non-Johnson Controls controllers

York S1-025-21180-000 Limit Switch 30067439-890 This unit features an integratedThe York S1 025 21180 000 Limit Switch is a critical safety component engineered for precise temperature monitoring in residential and commercial HVAC systems. This 125 165F automatic limit switch features a SPST configuration designed to open at 165F and automatically reset when the temperature drops to 125F. As an authentic HVAC OEM replacement part, it ensures seamless compatibility with York, Luxaire, and Coleman furnace models, maintaining high