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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
Key Benefits for Technicians: Standardized 300°F Trip Point: Calibrated for specific Armstrong and Allied Air flame rollout tolerances to prevent heat exchanger damage
Key Benefits Precise Thermal Calibration: Fixed 150°F trip and 110°F reset points ensure consistent HVAC safety limit performance
helping restore safe system operation
the automatic reset function restores continuity to the heating circuit
York S1-025-29041-004 Limit Switch the York S1-025-41321-000 Limit SwitchMaintain 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
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