Very good ecm tester, although i think it shouldn't be more than $50 for what it is as you can simply juat use 24vac jumpers in which you will still need to on some wierd motors, but 90% it's great easy simple to use saves time & headaches
Verified purchase: No
very easy to use and to understand the instructions
Verified purchase: Yes | Condition: New
pricey but proved 1 out of 3 $750 ECM motors works instruction sheet could have been larger (for old eyes)
Verified purchase: Yes | Condition: New
Quickly used SUPCO ECM motor tester to learn the motor is bad.
Verified purchase: Yes | Condition: New
A must have for every HVAC tech, purchased one for myself for side jobs and liked it so much I purchased one for all my tech to have on their service vans.
Verified purchase: Yes | Condition: New
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