What are the specs for this Relay?

The correct replacement for Trane model OEM Trane Relay — RLY01237 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 Trane equipment which lists the model number OEM Trane Relay — RLY01237.

What symptoms indicate I need a new relay?

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

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Trane

OEM Trane Relay — RLY01237

Name: OEM Trane Relay — RLY01237
Brand: Trane
SKU: TRN-RLY01237
Price: 28.95 USD
Availability: InStock

SKU: TRN-RLY01237 Brand: Trane

$28.95 $39.95

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The genuine OEM Trane RLY01237 relay switches electrical power to key components on command from the control board. When it fails, you may see components that won't energize, chattering contacts, or intermittent system operation. This direct factory replacement restores dependable switching for your Trane unit.

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 Trane Relay — RLY01237

$28.95

Frequently Asked Questions

Does this Relay fit my Trane OEM Trane Relay — RLY01237?

Yes. This is the factory-specified OEM relay for the Trane OEM Trane Relay — RLY01237. 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 relay on my Trane OEM Trane Relay — RLY01237?

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 relay?

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

Is this relay compatible with Bryant or Payne too?

Many Trane 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 Trane relay?

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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OEM Trane Relay — RLY01237

Shipping Information

Return Policy

Frequently Asked Questions