Price Match Guarantee
Order by 2:00 a.m., and we'll ship the same day
365-Day Return Policy
Price Match GuaranteeGET PRO PRICING
Manufacturer Part
Lennox Heat Pump Relay 39H12
Manufacturer Part
$14.30
Does this part fit my product?
Switch power reliably with this genuine OEM relay, part number 39H12, made for select Lennox Heat Pump. Repair Clinic provides genuine OEM durable relays.
$14.30
This part 39H12 is compatible with:
- Product Type:
- Heat Pump
- Brands:
- Lennox
Frequently Bought with Relay
Relay Customer Reviews
Common Problems Fixed by the Relay
Based on customer reports and repair data, this part commonly fixes these issues:
Likely
Heat pump won't turn off
Possible
Heat pump not heating
Possible
Heat pump won't turn on
Possible
Heat pump compressor won't run
About the Relay
The relay is an electromechanical switch used to control components in the unit. If the relay contacts are stuck closed certain components may continue to receive power even when the heat pump is turned off.
Alternative Part Number(s)
Replaces Part Number 39H1201
Our Story
Family-owned and operated since 1912, Burke America Parts Group is the longest-running genuine appliance, HVAC, and outdoor power equipment parts solution in North America. At Repair Clinic, we're proud to be an international brand trusted by the pros as well as the DIY community.
About Repair Clinic
© 2026 RepairClinic.com