The York S1-025-27727-003 is a precision-engineered SPST Temperature Control designed for mission-critical monitoring in York and Johnson Controls HVAC systems

OEM Standards: Matches exact ICP 1171324 electrical specifications for seamless integration and reliability

This OEM replacement gasket is physically and technically identical to ARM1010 (previously 100133544)

If the pilot flame is yellow

What happens if the fan limit switch stays open

Watts BKF55B Filters & Integrals The York S1-025-27727-003 is aWhen you are maintaining pneumatic systems, the Watts BKF55B Bowl Kit Filters & Integrals provides a direct OEM solution for preserving system integrity. This kit is technically identical to Watts 1373660, ensuring a precise fit without the need for field modifications. Designed for industrial and commercial air preparation, the polyurethane bowl kit is rated for a maximum operating pressure of 150 PSI. It features a transparent reservoir for clear