Heat Controller R68AB0001 Blower Relay Refrigerant 5-inch shaft diameter ensure a

5-inch shaft diameter ensure a secure fit and reduced vibration during high-demand cycles

this SPST normally open switch ensures the combustion system maintains the necessary vacuum for safe flue gas venting

this Lennox replacement burner ensures proper manifold pressure distribution and reliable ignition

field-tested housing for critical electrical components

Can this switch be used in non-Lennox equipment

Heat Controller R68AB0001 Blower Relay Refrigerant 5-inch shaft diameter ensure aThe Heat Controller R68AB0001 Blower Relay is a heavy duty DPDT (Double Pole Double Throw) switching component essential for managing blower motor graduation and sequencing in residential HVAC systems and light commercial air handlers. This OEM spec relay is a direct replacement for many International Comfort Products (ICP), Comfort Aire, and Heil Quaker units, providing a high capacity interface between the low voltage 24V thermostat control circuit