The on-board microprocessor ensures repeatable ignition timing and purge sequences

The Danfoss 068Z3403 is a TE 2 series thermostatic expansion valve designed for precise liquid injection into evaporators

For technicians servicing residential air conditioners or heat pump systems

including SPORT II versions

Lennox 38631 Transformer 323080-701 The on-board microprocessor ensures repeatableThe Lennox 38631 Transformer is a critical OEM replacement part designed for precise voltage regulation within residential and light commercial HVAC control systems. This heavy duty step down transformer features a 120V primary input and a 24V secondary output, providing a stable 30VA power rating required to energize high draw components such as furnace control boards, 24V thermostats, and ignition modules. Specifically engineered as a direct fit for