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Duotone terrace — saffron brief on the left, garden-folded ledger on the right.
Built with a single-pole double-throw (SPDT) switch configuration
Common Questions: What is the difference between the TC-1101 and the EYDA-1
Reliable Seal: Designed for an airtight connection to prevent hazardous flue gas bypass into the cabinet
the 1/4" hex end is standard for many HVAC cover screws
designed to connect directly to the compressor’s pins
Trane KIT17858 HSI Control THPU32HP7Y Built with a single-pole double-throwThe Trane KIT17858 is a critical 24V 2 stage HSI control board designed for high performance furnace platforms requiring precise ignition sequencing and blower motor management. This integrated furnace control manages the hot surface igniter, gas valve timing, and multi speed inducer motors to ensure optimal combustion efficiency. Engineered as a direct OEM replacement kit, it provides seamless compatibility for technicians sourcing a Trane ignition