This 3-way control head is engineered to provide infinite

typically rated for 380-415 VAC at 50Hz and 480 VAC at 60Hz

this is a "less coil" model

and ML7425

Lennox 34W44 Reversing Valve 340793-762 This 3-way control head isThe Lennox 34W44 Reversing Valve w Coil is a critical OEM replacement component designed to regulate refrigerant flow direction in residential and commercial heat pump systems. Engineered for precision, this 4 way reversing valve utilizes a 24V solenoid coil (50 60Hz) to manage the shift between heating and cooling cycles. With a 1 2" x 3 4" configuration, the 34W44 is a direct drop in for Lennox 100145 07 and cross references with several Allied,