York S1-025-29041-004 Limit Switch Rugged Durability: Maintains mechanical integrity

Rugged Durability: Maintains mechanical integrity in high-ambient temperature applications up to 250°F

Key Benefits for Technicians: Standardized 300°F Trip Point: Calibrated for specific Armstrong and Allied Air flame rollout tolerances to prevent heat exchanger damage

A compromised gasket can lead to "short-cycling" or failure of the low water cut-off to trip the burner circuit

Key Benefits Precise Thermal Calibration: Fixed 150°F trip and 110°F reset points ensure consistent HVAC safety limit performance

the York S1-025-41321-000 Limit Switch is a critical safety component for maintaining thermal integrity in high-efficiency furnaces and packaged HVAC units

York S1-025-29041-004 Limit Switch Rugged Durability: Maintains mechanical integrityMaintain the integrity of critical safety circuits with the York S1 025 29041 004 Limit Switch, a precision engineered OEM furnace replacement part designed for high cycle reliability. This auto reset limit switch features a 3 inch sensor arm calibrated to industry standards, effectively monitoring heat exchanger temperatures. When the plenum temperature reaches the 160F limit, the internal bimetal disc triggers a circuit interruption to prevent