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making it a drop-in HVAC replacement part for existing Enviro-tec control configurations
OEM Direct Fit: Designed specifically as a drop-in replacement for York S1-025-26366-008
and the integrated mounting bracket required for direct installation into the combustion chamber
inspect for signs of corrosion
This harness features high-temp insulation and robust connector terminals to withstand the internal ambient temperatures of a sealed combustion chamber
Trane KIT15331 Pressure Switch 321702-401 making it a drop-in HVACThe Trane KIT15331 Pressure Switch is a specialized high altitude conversion kit designed to maintain precise combustion analysis and safe furnace operation at elevations typically exceeding 4,000 feet. At these altitudes, the lower air density results in insufficient negative pressure for standard factory switches, which can lead to nuisance lockouts, pressure switch errors, and unreliable draft inducer performance. This OEM High Alt Press Switch
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