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Key Benefits for Technicians Direct OEM Cross-Reference: Engineered to replace 138196P01
ensuring a drop-in plug and play fit for Trane and American Standard units
Under normal ambient conditions (above 40°F but below 50°F)
Key Benefits for Contractors: Direct OEM Replacement: Engineering-matched performance for legacy HH12ZA230 models to reduce diagnostic time
metal-to-metal seal
York S1-025-26390-001 Limit Switch Key Benefits for Technicians DirectThe York S1 025 26390 001 limit switch is a critical safety component designed for precise thermal regulation within residential gas furnaces. This HVAC high limit switch features an automatic reset mechanism and is calibrated to operate within a specific 210 260 F temperature range. When diagnosing a furnace overheating fix, technicians often identify this part as the primary failsafe that interrupts power to the gas valve when plenum temperatures
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