protecting structural integrity and reducing the cooling load on the HVAC system

OEM Compatibility: Replaces Trane part C340056P18 and SWT01280

Most failures occur due to thermal stress cracking or acidic corrosion over time

this RH series model delivers the mechanical reliabilty and precise switching performance expected in mission-critical environments

The AS-60993-03 measures approximately 8

Lennox 66463 Potential Relay Els PW 17895 protecting structural integrity and reducingThe Lennox 66463 Potential Relay is a critical OEM replacement component designed for high performance motor starting in residential and commercial HVAC units. Engineered by Zettler, this high precision voltage sensing relay operates at 60Hz and 400 VAC, featuring a 420V coil voltage rating with an amperage capacity of 35 50A. Its primary function is to manage start windings by accurately sensing back EMF, ensuring the motor start capacitor is