50 Psi to 240 Psig

it maintains the original equipment’s performance curve

including part numbers HC30CK230 and JF1H131N

5" WC natural gas pressure regulator to manage manifold pressure directly from the operator assembly

Lennox Y3653 Universal Twinning Kit THPU32HP7Y 50 Psi to 240 PsigThe 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