Looking for the best Trane replacement relays? We offer a curated list of top 10 genuine Trane parts to ensure your HVAC system runs smoothly and efficiently.
Much like sparks that ignite a home’s warmth, Trane relays power the quiet breathing of your HVAC system. Smart homeowners choose replacement relays that fit perfectly, saving time and frustration.
HVAC users share pure satisfaction after switching to genuine Trane parts that restore smooth airflow and reliability. Trust this experience to guide you toward professional solutions for lasting comfort.
When you need the right relay for the job. Our experts provide the best options available. Discover your match today for a cooler home.
List of Top 10 Trane Replacement Relays
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57T01-843 Blower Time Delay Relay Replacement for Trane RLY02807, 24VAC |
The 57T01-843 Blower Time Delay Relay is perfect for homeowners and HVAC technicians who want to improve cooling efficiency and ensure smooth airflow in their air conditioning or heat pump systems. It’s easy to install and works great with Trane and White-Rodgers models. |
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Trane Relay, Start, 50A Coil, 502 Continuous Coil Rating |
This Trane Relay is perfect for anyone who needs a reliable, genuine OEM part to keep their system running smoothly. It’s ideal for repairs or replacements where quality matters. |
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RLY03210 Start Relay SPST Fit for Trane American Standard Air Conditioners |
This RLY03210 Start Relay is perfect for homeowners with Trane or American Standard air conditioners. It’s ideal for anyone needing a reliable replacement to keep their AC running smoothly. |
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RLY03081 – American Standard & Trane® OEM Replacement Time Delay Relay with Circuit Board |
This RLY03081 Time Delay Relay is perfect for homeowners and HVAC technicians who need a reliable replacement part for their Trane systems. It’s easy to install and works seamlessly with compatible models. |
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Trane OEM Start Relay: SPST, 35A Coil, 239V Pick Up / 135V Drop Out # RLY03715 / RLY-3715 |
This start relay fits HVAC pros and DIY owners who repair heating and cooling systems. It is a great fit for many Trane and American Standard units. |
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Start Relay Fit for Trane 4A6H3036B1000AA 4A6H5036G1000AA RLY3211 |
This start relay is perfect for anyone with a Trane 4A6H3036B1000AA or 4A6H5036G1000AA model needing a reliable replacement. It’s built to last and ensures quick, safe starts. |
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OEM Replacement for Trane Double Pole / 2 Pole 30 Amp 24v Condenser Contactor Relay C147094P03 |
This OEM Replacement is perfect for homeowners with a Trane condenser unit. It’s easy to install and works with most residential systems. |
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Trane Relay, Start, 50A Coil, 332 Continuous C |
This Trane Relay is perfect for anyone needing a reliable, exact-fit replacement for their HVAC system. It’s ideal for homeowners or professionals who want safety and performance with a genuine OEM part. |
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Trane OEM Start Relay: 50A Coil, 332 Continuous Coil Rating # RLY03211 / RLY-3211 |
This Trane OEM Start Relay is perfect for homeowners and HVAC professionals who need a reliable replacement part for their American Standard or Trane systems. It’s easy to install and works seamlessly with compatible units. |
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RLY01869 – Trane OEM Replacement Start Capacitor Relay |
This Trane OEM Replacement Start Capacitor Relay is perfect for anyone needing a reliable, top-quality part to fix their HVAC system. It’s easy to install and works great for quick repairs. |
Detailed Reviews
Discover the top 10 Trane Replacement Relays handpicked for reliability and performance. Each part is expert-reviewed and backed by customer feedback, ensuring you get the best value. Whether you need durability, affordability, or easy installation, this guide has you covered. Find the perfect fit for your HVAC system and enjoy long-lasting comfort today.
1. 57T01-843 Blower Time Delay Relay Replacement for Trane RLY02807, 24VAC

The 57T01-843 is a blower time delay relay for HVAC use. It helps move air after the compressor stops. This can help make cooling feel more even.
It fits many Trane and White-Rodgers parts, like RLY02807. It has a 2-second start delay and an 80-second stop delay for steady airflow.
| Pros | Cons |
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Perfect For:
The 57T01-843 Blower Time Delay Relay is perfect for homeowners and HVAC technicians who want to improve cooling efficiency and ensure smooth airflow in their air conditioning or heat pump systems. It’s easy to install and works great with Trane and White-Rodgers models.
Ready to Purchase?
2. Trane Relay, Start, 50A Coil, 502 Continuous Coil Rating

The Trane Relay is a genuine OEM part, designed for reliable performance. It features a 50A coil and a 502 continuous coil rating, making it a durable choice.
This start relay is easy to install and built to last. It ensures smooth operation for your system. Trust this OEM part for quality and efficiency.
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Perfect For:
This Trane Relay is perfect for anyone who needs a reliable, genuine OEM part to keep their system running smoothly. It’s ideal for repairs or replacements where quality matters.
Ready to Purchase?
3. RLY03210 Start Relay SPST Fit for Trane American Standard Air Conditioners

Is your air conditioner failing to start? Beat the heat right now. Get the ultimate fix today.
This start relay gives your compressor a powerful boost. It gets your system cooling fast.
Protect your unit from damage. Enjoy long lasting comfort all year.
| Pros | Cons |
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Perfect For:
This RLY03210 Start Relay is perfect for homeowners with Trane or American Standard air conditioners. It’s ideal for anyone needing a reliable replacement to keep their AC running smoothly.
Ready to Purchase?
4. RLY03081 – American Standard & Trane® OEM Replacement Time Delay Relay with Circuit Board

The RLY03081 is a time delay relay designed for American Standard & Trane® systems. It includes a circuit board for easy installation. This OEM replacement ensures reliable performance.
It works with 240VAC and 24 VAC systems, offering a 2-second on-delay and 45-second off-delay. The relay is compatible with multiple Trane models, making it a versatile choice.
This specific component is commonly found in various Trane systems. It’s a direct replacement for multiple part numbers, saving you time and effort.
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Perfect For:
This RLY03081 Time Delay Relay is perfect for homeowners and HVAC technicians who need a reliable replacement part for their Trane systems. It’s easy to install and works seamlessly with compatible models.
Ready to Purchase?
5. Trane OEM Start Relay: SPST, 35A Coil, 239V Pick Up / 135V Drop Out # RLY03715 / RLY-3715

The Trane OEM Start Relay is a specific component designed for American Standard and Trane systems. It ensures reliable performance with a 35A coil, 239V pick-up, and 135V drop-out.
This OEM unit is a compatible replacement for multiple models, including RLY00896, RLY-3715, and B100201P06. It’s easy to install and built to last.
| Pros | Cons |
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Perfect For:
This start relay fits HVAC pros and DIY owners who repair heating and cooling systems. It is a great fit for many Trane and American Standard units.
Ready to Purchase?
6. Start Relay Fit for Trane 4A6H3036B1000AA 4A6H5036G1000AA RLY3211

Get fast starts. Stop waiting around. Feel the power now.
This strong relay handles heavy loads. It gives you long life.
Trust this good part. Enjoy safe driving. Buy it today.
| Pros | Cons |
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Perfect For:
This start relay is perfect for anyone with a Trane 4A6H3036B1000AA or 4A6H5036G1000AA model needing a reliable replacement. It’s built to last and ensures quick, safe starts.
Ready to Purchase?
7. OEM Replacement for Trane Double Pole / 2 Pole 30 Amp 24v Condenser Contactor Relay C147094P03

This OEM replacement is a brand-new, upgraded condenser contactor. It’s designed to replace Trane’s C147094P03 model. It works with most residential units.
The 2-pole, 30-amp design handles heavy-duty tasks easily. Its 24-volt coil is compatible with 99% of homes.
This part is reliable and durable, ensuring long-lasting performance. It’s a perfect fit for your HVAC system.
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Perfect For:
This OEM Replacement is perfect for homeowners with a Trane condenser unit. It’s easy to install and works with most residential systems.
Ready to Purchase?
8. Trane Relay, Start, 50A Coil, 332 Continuous C

The Trane Relay is a genuine OEM part made for safety and reliability. It’s designed to meet original specs for perfect performance. This start relay handles 50A coil and 332 continuous C with ease.
It’s an exact fit and original replacement, so it works right out of the box. Use OEM parts for trusted results every time.
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Perfect For:
This Trane Relay is perfect for anyone needing a reliable, exact-fit replacement for their HVAC system. It’s ideal for homeowners or professionals who want safety and performance with a genuine OEM part.
Ready to Purchase?
9. Trane OEM Start Relay: 50A Coil, 332 Continuous Coil Rating # RLY03211 / RLY-3211

Your HVAC system needs the best part. This OEM start relay is top quality. It fits your Trane system right.
Fix your unit with total speed. It matches part RLY03211 with ease. Get cool air back today.
Keep your home nice and cool. Order this part now.
| Pros | Cons |
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Perfect For:
This Trane OEM Start Relay is perfect for homeowners and HVAC professionals who need a reliable replacement part for their American Standard or Trane systems. It’s easy to install and works seamlessly with compatible units.
Ready to Purchase?
10. RLY01869 – Trane OEM Replacement Start Capacitor Relay

The RLY01869 is a brand new start capacitor relay. It is a top-quality OEM replacement part. This part is made to fit your Trane system.
This OEM replacement is built to last. It will help your system run smoothly.
With this reliable part, you can trust your system to work efficiently. It is a great choice for keeping your system running.
| Pros | Cons |
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Perfect For:
This Trane OEM Replacement Start Capacitor Relay is perfect for anyone needing a reliable, top-quality part to fix their HVAC system. It’s easy to install and works great for quick repairs.
Ready to Purchase?
Buying Guide
Choosing the right Trane replacement relay keeps your HVAC system running smoothly. Smart homeowners save time and frustration with the perfect fit.
Factors to Consider When Buying:
– Compatibility: Check if the relay matches your Trane model. Exact fits ensure smooth operation.
– Type of Relay: Decide between start relays, time delay relays, or condenser contactors. Each serves a specific function.
– Voltage and Amperage: Match the voltage (VAC) and amperage (A) to your system’s needs. Common options include 24VAC and 50A coils.
– OEM vs. Aftermarket: Genuine Trane parts offer reliability. Aftermarket options may save money but vary in quality.
– Durability: Look for heavy-duty materials and continuous coil ratings for long-lasting performance.
– Installation Ease: Choose relays with clear instructions or included circuit boards for hassle-free setup.
– Warranty: Ensure the part comes with a warranty for added peace of mind.
– Reviews and Ratings: Read user experiences to gauge satisfaction and performance.
Trust these factors to find the best Trane replacement relay for your home. Enjoy cool comfort and reliable airflow all year.