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The Goodman B1225020 Wiring Harness is a genuine OEM replacement built for ASZ130241AB ASZ13-series 2-ton heat pump condensing units. This pre-terminated harness restores the factory control-circuit connections between the contactor, defrost board, and low-voltage terminals, eliminating the guesswork of splicing individual leads. If your unit is short-cycling, failing to energize the compressor, or throwing intermittent control faults, a damaged or corroded harness is a common and inexpensive culprit.
This is a genuine Goodman OEM harness, molded with the exact connector bodies and lead lengths your unit expects — unlike universal harnesses that require cutting, crimping, and hoping the pinout matches. OEM guarantees plug-and-play fitment and preserves any factory warranty coverage.
Easy (1 of 5). No special tools required. Disconnect power at the disconnect box, photograph the existing connections, unplug the old harness, and seat the replacement. A typical swap takes 10–15 minutes. Always verify power is off with a meter before servicing.