Lennox 74H01 Potential Relay 320720-756 the HT680050 eliminates compatibility guesswork

the HT680050 eliminates compatibility guesswork and provides a drop-in fit for technicians servicing rooftop units and chillers

providing reliable circuit interruption when system pressure exceeds safe operating limits

this 20" x 12" rectangular bypass damper utilizes a single-blade

This general service valve is a preferred choice for HVACR professionals requiring a durable

this adapter is the professional standard for technicians retrofitting Copeland Scroll compressors

Lennox 74H01 Potential Relay 320720-756 the HT680050 eliminates compatibility guessworkThe Lennox 74H01 Potential Relay is a mission critical OEM replacement part designed for high torque motor starting applications in residential heating and commercial air conditioning systems. Engineered to manage compressor start up cycles, this potential type motor starting relay features a normally closed (SP N. C.) contact configuration that effectively removes the start capacitor from the circuit once the motor reaches sufficient back