What are the specs for this Wiring Harness?

The correct replacement for Goodman model AEPF426016CA — B1378701 is this exact part. It is the factory-specified replacement with exact OEM specifications. Using a part with different specifications can cause equipment damage or void your warranty. You can verify this by checking the data plate on your Goodman equipment which lists the model number AEPF426016CA — B1378701.

What symptoms indicate I need a new wiring harness?

Common symptoms that indicate you need a new wiring harness include unusual noises, intermittent operation, complete failure to operate, or visible damage. For specific diagnostic guidance, visit nationalhvacparts.com/pages/hvac-diagnostic.

Is this wiring harness compatible with Bryant or Payne systems too?

Many Goodman parts are cross-compatible with Bryant and Payne systems since all three brands are manufactured by Carrier Global Corporation. The same physical part is often used across multiple brand labels with different model numbers. To verify cross-compatibility, check your Bryant or Payne equipment service manual for cross-compatible part numbers, or contact info@nationalhvacparts.com with your model number for confirmation.

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Goodman

OEM Goodman 5-Pin Wiring Harness for AEPF426016CA — B1378701

Name: OEM Goodman 5-Pin Wiring Harness for AEPF426016CA — B1378701
Brand: Goodman
SKU: GOODMAN-1350
Price: 16.95 USD
Availability: InStock

SKU: GOODMAN-1350 Brand: Goodman

$16.95 $22.88

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Goodman B1378701 5-Pin Wiring Harness

The Goodman B1378701 is a genuine OEM 5-pin wiring harness engineered for the Goodman AEPF426016CA air handler. This pre-terminated harness restores reliable electrical connections between control components, eliminating intermittent faults caused by corroded, melted, or loose-fitting connectors. Using the factory-spec harness guarantees correct pin alignment and gauge so your air handler operates safely and to specification.

Specifications

OEM Part Number: B1378701
Connector Type: 5-pin plug harness
Compatible Model: Goodman AEPF426016CA air handler
Application: Control wiring / component interconnect
Brand: Goodman (genuine OEM)

OEM vs. Generic

The genuine Goodman B1378701 uses factory wire gauge, insulation rating, and keyed connectors for a guaranteed plug-and-play fit. Aftermarket harnesses may use thinner wire or loose terminals that lead to voltage drop and premature failure. For an electrical part, OEM is strongly recommended.

Installation Difficulty

Easy — A direct plug-in replacement for anyone comfortable disconnecting power and matching connectors. Always shut off power at the breaker before servicing. If you are unsure, consult a licensed HVAC technician.

Shipping Information

Orders placed before 3PM CST ship same business day
Standard delivery: 2-5 business days
Express shipping available at checkout
Free shipping on orders over $75
Tracking number emailed upon shipment

Return Policy

30-day returns on unused parts in original packaging
Electrical parts (capacitors, contactors, control boards) are final sale once installed
Email info@nationalhvacparts.com to initiate a return
Refunds processed within 5-7 business days

OEM Goodman 5-Pin Wiring Harness...

$16.95

Frequently Asked Questions

Does this Wiring Harness fit my Goodman AEPF426016CA — B1378701?

Yes. This is the factory-specified OEM wiring harness for the Goodman AEPF426016CA — B1378701. It is a direct drop-in replacement that fits without modification. Always verify the model number on your equipment nameplate before ordering.

How do I replace the wiring harness on my Goodman AEPF426016CA — B1378701?

Refer to your equipment service manual for model-specific steps. General approach: turn off power, photograph connections, remove old part, install new part, restore power and test. For gas components, hire a licensed technician. Email info@nationalhvacparts.com for guidance.

What symptoms mean I need a new wiring harness?

Common symptoms: unusual noises, intermittent operation, complete failure, or visible damage. Visit our diagnostic hub for symptom-based troubleshooting.

Is this wiring harness compatible with Bryant or Payne too?

Many Goodman parts are cross-compatible with Bryant and Payne since all three brands are manufactured by Carrier Global Corporation. The same physical part is often used across brand labels with different model numbers. To verify: check your Bryant or Payne equipment service manual for cross-compatible part numbers, or email info@nationalhvacparts.com with your model number.

Should I use OEM or aftermarket for my Goodman wiring harness?

OEM recommended for reliability and warranty compatibility. OEM parts match exact factory specifications for proper fit, performance, and safety. While aftermarket alternatives cost less upfront, the risk of improper fit and reduced lifespan usually makes OEM the better value long-term.

How fast does National HVAC Parts ship?

Orders placed before 3:00 PM CST ship the same business day. Standard delivery is 2–5 business days anywhere in the continental United States. Express shipping available at checkout. We ship from Houston, TX to all 50 states. 30-day return policy on all parts.

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