The THT2540 is an automatic reset switch

allowing for versatile wiring field-side

CCW Rotation: Standard counter-clockwise rotation (lead end) for typical condenser fan and blower wheel layouts

as well as standard round shafts up to 11/16"

Lennox 10W85 Orifice Kit 322055-301 The THT2540 is an automaticThe Lennox 10W85 is a critical RFC . 072 orifice kit engineered for precise refrigerant flow control in residential and light commercial DX systems. As a fixed metering device, this Lennox replacement part is essential for maintaining the specific pressure drop required to transition high pressure liquid refrigerant into a saturated vapor within the evaporator coil. Unlike adjustable expansion valves, the . 072 orifice size must be matched exactly to