Lennox Y3653 Universal Twinning Kit Els PW 17895 Always verify the voltage requirements

Always verify the voltage requirements on the powerhead plate before installation to avoid electrical failure

This is a piloted piston solenoid valve

natural gas operation

The Eaton C25FNF360T (which serves as a direct technical replacement for the 42EF35AJ) is a heavy-duty

Lennox Y3653 Universal Twinning Kit Els PW 17895 Always verify the voltage requirementsThe Lennox Y3653 Universal Twinning Kit (also identified as Y365301) is an essential HVAC control component engineered to synchronize the operation of two separate HVAC units from a single 24V thermostat. Designed for multi stage heating and cooling applications, this twinning relay kit ensures balanced airflow and consistent load sharing across dual furnace installations or air conditioning systems. By utilizing a DPST relay configuration and 24Vac