Lennox 27K12 Limit Switch Els PW 17895 Common Questions How do I

Common Questions How do I verify if the Z-94406-6 coil is defective

Can I adjust the flow pre-setting on this valve

Engineered from high-grade

It is best to use the genuine 30-inch R11470 as measured for the application

This is the plug-in relay component only

Lennox 27K12 Limit Switch Els PW 17895 Common Questions How do IThe Lennox 27K12 Limit Switch is a critical safety component designed for precise thermal regulation within various residential furnace and HVAC systems. Engineering as a normally closed (NC) switch, this automatic reset limit switch is tasked with monitoring heat exchanger temperatures to prevent hazardous overheating conditions. It features a specific 3 inch insertion depth, allowing for accurate probe placement within the supply plenum air stream.