Lennox 21G87 Disconnect Switch 320735-701 balancing the superheat to prevent

balancing the superheat to prevent liquid slugging of the compressor while maximizing evaporator efficiency

terminal 1 is common

Identifying the correct Carrier replacement motor mount is essential for preventing premature bearing failure and harmonic resonance within the cabinet

Flexibility: Features a reversible mounting design and a 120-step resolution for high-accuracy HVAC applications

Tank Integrity: Prevents internal vacuum build-up to protect against tank siphoning and structural implosion

Lennox 21G87 Disconnect Switch 320735-701 balancing the superheat to preventThe Lennox 21G87 Disconnect Switch is a heavy duty 150A 3P 600V Disconnect Switch engineered for high capacity industrial and commercial HVACR applications. This three phase safety switch provides essential electrical isolation for maintenance, featuring a robust steel enclosure and a copper plated jaw mechanism to ensure reliable mechanical and electrical performance. Rated for 600V AC, the 21G87 is frequently utilized in Lennox LG LC LH and KG KC KD