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Rheem PROTECH™ 51-102870-08 – Genuine OEM Outdoor Variable Speed ECM Condenser Fan Motor (1/3 HP, 208-230V)

Name: Rheem PROTECH™ 51-102870-08 – Genuine OEM Outdoor Variable Speed ECM Condenser Fan Motor (1/3 HP, 208-230V)
Brand: Rheem
SKU: 0662766620153
Price: 650.00 USD
Availability: InStock

Low stock: 1 left

$650.00 USD

Sale Sold out

Shipping calculated at checkout.

Key Features & Specifications

Genuine PROTECH™ (Rheem/Ruud) OEM Outdoor ECM Condenser Motor.
1/3 HP variable-speed design for maximum energy efficiency and SEER2 ratings.
Specifically engineered for outdoor use with enhanced moisture and heat resistance.
Pre-programmed for plug-and-play installation—no external programming required.
Direct-fit replacement for 51-102870-08 and 51-101870-08 models.

Please visit our store for pick up.

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Specifications

Product Details and Key Specifications:

Part Number: 51-102870-08

Manufacturer: PROTECH™ (Rheem / Ruud Genuine OEM)

Part Type: Outdoor ECM Condenser Fan Motor

Voltage: 208-230V

HP / RPM: 1/3 HP | Variable Speed (Up to 1075 RPM)

Phase / Hertz: Single-phase (1PH) / 50/60 Hz

Rotation: CWLE (Clockwise Lead End)

Shipping Weight: 11.8 lbs

description

The PROTECH™ 51-102870-08 is a Genuine OEM high-efficiency outdoor ECM (Electronically Commutated Motor) engineered specifically for Rheem and Ruud condensing units. As a vital component of the outdoor heat transfer process, this motor regulates fan speed to maintain optimal head pressure, ensuring the system operates at peak efficiency even during extreme outdoor ambient temperatures.

Technical Performance: Operating at 208-230V, this 1/3 HP motor features advanced variable-speed logic that allows it to ramp up or down based on the system's cooling demand. Unlike standard single-speed motors, the 51-102870-08 is designed for whisper-quiet operation and superior moisture resistance, which is critical for outdoor longevity. Being a "Genuine OEM" part means it contains the specific factory-programmed torque profiles required to protect the compressor and maintain the unit's original SEER2 rating.

Key Features and Function:

Precision Airflow Management: Automatically adjusts RPM to match the thermal load, reducing energy consumption and mechanical wear.
Weather-Resistant Build: Specifically sealed for outdoor condenser environments to prevent water ingress and corrosion in the motor housing.
Genuine OEM Reliability: Pre-programmed for direct communication with Rheem/Ruud control boards, eliminating the programming hurdles found in universal motors.
Quiet Operation: Variable speed "soft-start" technology eliminates the loud clunking noise typically heard at startup, enhancing backyard comfort.

Product Details and Key Specifications:

Part Number: 51-102870-08
Manufacturer: PROTECH™ (Rheem / Ruud Genuine OEM)
Part Type: Outdoor ECM Condenser Fan Motor
Voltage: 208-230V
HP / RPM: 1/3 HP | Variable Speed (Up to 1075 RPM)
Phase / Hertz: Single-phase (1PH) / 50/60 Hz
Rotation: CWLE (Clockwise Lead End)
Shipping Weight: 11.8 lbs

🛠️ HVAC Depot Pro Tip: The "Drip Loop" Essential When installing this motor, always ensure there is a "drip loop" in the wiring harness before it enters the motor housing. This prevents rainwater from running down the wires and bypassing the seals. Additionally, verify that the fan blade is positioned at the correct depth within the shroud to ensure maximum heat rejection and to prevent the motor from over-amping.

Cross-Reference & Compatibility: The 51-102870-08 is a direct OEM replacement for the following part numbers:

OEM Numbers: 51-102870-08, 51-101870-08, 51-102500-08
Legacy Ref: 5SME39SXL062, 5SME39SL0001

Extensive Model Compatibility List:

Rheem Prestige Series: RA17, RA20, RP17, RP20
Ruud Ultra Series: UA17, UA20, UP17, UP20
Specific Units: RA1748AJ2CB, RP1760AJ2VC, RA2024AJ2VC, RP2036AJ2VC

Specification

Refund policy

Refund & Return Policy

Last Updated: June 2026

At HVAC Parts & Equipment Depot, customer satisfaction is important to us. This Refund & Return Policy explains how returns, exchanges, and refunds are handled for purchases made through TopHVACParts.com.

Return Eligibility

We accept returns within 30 days of delivery.

To qualify for a return:

The item must be unused, uninstalled, and in its original condition.
The item must be returned in its original packaging.
Model numbers and serial numbers must match the original purchase records.
Proof of purchase or order confirmation is required.

Non-Returnable Items

The following items are not eligible for return or refund:

Installed or used parts.
Products showing signs of installation, modification, or damage caused after delivery.
Items missing original packaging.
Sale or clearance items.
Special-order or custom-order products.
Returns requested more than 30 days after delivery.

Restocking Fee

Approved returns may be subject to a 20% restocking fee.

The restocking fee will be deducted from the refund amount after the returned item has been inspected and approved.

Damaged, Defective, or Incorrect Items

If you receive a damaged, defective, or incorrect item, please contact us within 7 days of delivery.

Email: support@tophvacparts.com
Phone: (214) 734-5222

We may request photographs and additional information to help process your claim.

If the claim is approved, we will provide a replacement, exchange, or refund at no additional cost to you.

Exchanges

We replace items only if they are defective, damaged upon arrival, or incorrectly shipped.

To request an exchange, contact us at:

support@tophvacparts.com

Refund Process

Once your return is received and inspected, we will notify you by email regarding approval or rejection of your refund request.

If approved:

Refunds will be issued to the original payment method.
Processing typically takes 7–14 business days after approval.
Your financial institution may require additional time before the refund appears in your account.

Return Shipping

Customers are responsible for return shipping costs unless the return is the result of:

Our shipping error,
A defective product,
A damaged product received upon delivery.

Original shipping charges are non-refundable.

We recommend using a trackable shipping service and purchasing shipping insurance for higher-value items.

Return Address

HVAC Parts & Equipment Depot
1135 E Plano Parkway, Suite 8
Plano, TX 75074
United States

Professional Installation Notice

Many HVAC products require installation by a licensed HVAC professional.

HVAC Parts & Equipment Depot is not responsible for damages resulting from improper installation, misuse, unauthorized modifications, or failure to follow manufacturer instructions.

Special Orders

Special-order products must be picked up within 30 days of purchase unless other arrangements have been approved.

Unclaimed special-order products may be returned to the manufacturer and may be subject to applicable restocking fees.

Contact Us

If you have questions regarding returns, refunds, or exchanges, please contact us:

HVAC Parts & Equipment Depot

Phone: (214) 734-5222
Email: support@tophvacparts.com

Refund & Return Policy

Last Updated: June 2026

Return Eligibility

We accept returns within 30 days of delivery.

To qualify for a return:

The item must be unused, uninstalled, and in its original condition.
The item must be returned in its original packaging.
Model numbers and serial numbers must match the original purchase records.
Proof of purchase or order confirmation is required.

Non-Returnable Items

The following items are not eligible for return or refund:

Installed or used parts.
Products showing signs of installation, modification, or damage caused after delivery.
Items missing original packaging.
Sale or clearance items.
Special-order or custom-order products.
Returns requested more than 30 days after delivery.

Restocking Fee

Approved returns may be subject to a 20% restocking fee.

The restocking fee will be deducted from the refund amount after the returned item has been inspected and approved.

Damaged, Defective, or Incorrect Items

If you receive a damaged, defective, or incorrect item, please contact us within 7 days of delivery.

Email: support@tophvacparts.com
Phone: (214) 734-5222

We may request photographs and additional information to help process your claim.

If the claim is approved, we will provide a replacement, exchange, or refund at no additional cost to you.

Exchanges

We replace items only if they are defective, damaged upon arrival, or incorrectly shipped.

To request an exchange, contact us at:

support@tophvacparts.com

Refund Process

Once your return is received and inspected, we will notify you by email regarding approval or rejection of your refund request.

If approved:

Refunds will be issued to the original payment method.
Processing typically takes 7–14 business days after approval.
Your financial institution may require additional time before the refund appears in your account.

Return Shipping

Customers are responsible for return shipping costs unless the return is the result of:

Our shipping error,
A defective product,
A damaged product received upon delivery.

Original shipping charges are non-refundable.

We recommend using a trackable shipping service and purchasing shipping insurance for higher-value items.

Return Address

HVAC Parts & Equipment Depot
1135 E Plano Parkway, Suite 8
Plano, TX 75074
United States

Professional Installation Notice

Many HVAC products require installation by a licensed HVAC professional.

HVAC Parts & Equipment Depot is not responsible for damages resulting from improper installation, misuse, unauthorized modifications, or failure to follow manufacturer instructions.

Special Orders

Special-order products must be picked up within 30 days of purchase unless other arrangements have been approved.

Unclaimed special-order products may be returned to the manufacturer and may be subject to applicable restocking fees.

Contact Us

If you have questions regarding returns, refunds, or exchanges, please contact us:

HVAC Parts & Equipment Depot

Phone: (214) 734-5222
Email: support@tophvacparts.com

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William Bartlett

Cecil really saved me with troubleshooting tips over the phone. Thought I was going to have to replace the blower motor and ended up only needing a motor run capcitor. Thank you and God bless!

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Our AC went out during the hottest stretch of summer, and with a one-year-old at home, we were desperate for a quick fix. These guys came through big time — not only did they source the part faster than anyone else in the area, they also walked me through DIY troubleshooting while I waited. Trustworthy, knowledgeable, and run by a solid local family. As someone who owns rental properties nearby, I’ll be sourcing all my HVAC parts from them moving forward. Highly recommend!

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Had a power outage last night and during the 100 degree heat today noticed that the AC was not blowing any cold air. Pulled the capacitors to have them checked and also took video of the relay making noise even with the breaker was off. The proprietor and her staff were very friendly and helpful. She had the video analyzed and confirmed something was wrong. She checked one of the capacitors was a little low. Capacitor replacement is the biggest ticket item for HVAC repair. It is hundreds of dollars with the a capacitor only about $20.

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Cecil and his family have been a life saver. I walked in with very little knowledge on parts let alone how to repair my unit. All I had was my brother in FL who knows more than I do and Cecil at HVAC Depot. With 2 young kids at home I couldn't afford to wait for a HVAC tech. Cecil walked me through what I needed to know, even after hours when the shop closed. I successfully repaired the fan motor and replaced the capacitor. Thank you HVAC team for being totally awesome. Prices were amazing and I'm forever going to support this small family business. You and your family are what Texas is all about!!!

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Frequently Asked Questions

Questions? We’ve got you covered

Can anyone buy from your store, or do I need to be a licensed contractor?

We are open to the public! Homeowners, landlords, and DIYers are all welcome—no license required.

What kinds of HVAC parts do you sell?

We carry blower motors, fan motors, capacitors, control boards, contactors, thermostats, filters, copper lines, refrigerants, and more.

Do you sell parts for specific brands like Trane, Goodman, or Lennox?

Yes, we stock OEM and compatible replacement parts for major brands including Trane, Goodman, Lennox, Carrier, Rheem, and others.

Can you help me find the right part for my system?

Absolutely! Bring in the part, model number, or a picture, and our team will help match you with the correct replacement.

Do you offer returns or exchanges on parts?

Yes, we accept returns or exchanges within a set time period—just make sure the item is unused and in original packaging. Ask for specific terms at the counter.

Do you provide technical support or installation services?

While we don't install, we can answer basic questions and refer you to trusted local HVAC technicians if needed.

Do you sell refrigerants to the public?

We sell certain refrigerants, but EPA regulations require certification for purchase of products like R-410A or R-22.

Do you ship parts, or is it in-store only?

We offer both! You can shop in person or call to arrange shipping if you're out of town.

Rheem PROTECH™ 51-102870-08 – Genuine OEM Outdoor Variable Speed ECM Condenser Fan Motor (1/3 HP, 208-230V)