Lennox 10M74 Limit Switch
Lennox 10M74 155F-Out 125F-In Insertion Limit Switch
10M74 is identical to 10M7401
QUESTIONS & ANSWERSAsk a Question
Will the lenght of the ears matter? The one in my furnace is 7 inches in lengh. Thank you
Hi, usually that doesn't matter but to be sure please reply with your unit model number so we can check with factory to confirm this is the correct part for your model. Thank you.