York S1-025-26366-001 Limit Switch The Johnson Controls R-3710-3107 is

The Johnson Controls R-3710-3107 is a precision-engineered pneumatic restrictor designed for stable airflow control in low-pressure HVAC control circuits

maintaining tight tolerances to prevent play in the linkage assembly

Critical component for preventing dangerous CO leaks and ensuring HVAC system safety

which facilitate rapid installation

York S1-025-26366-001 Limit Switch The Johnson Controls R-3710-3107 isThe York S1 025 26366 001 is a high precision HVAC furnace limit switch engineered for critical temperature regulation within commercial and residential gas fired units. This OEM York replacement part features a standardized SPDT configuration designed to disrupt the burner circuit if heat exchanger temperatures exceed safe operating parameters. Operating on an auto reset thermal disk mechanism, the unit is calibrated for an operating temperature