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Rheem PROTECH 51-104305-00 3/4 HP Eon ECM Blower Motor - 120/240V

Rheem PROTECH 51-104305-00 3/4 HP Eon ECM Blower Motor - 120/240V

Low stock: 1 left

Regular price $871.70 USD
Regular price Sale price $871.70 USD
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Key Features & Specifications

  • Genuine Rheem/Ruud PROTECH OEM Eon ECM Motor

  • 3/4 HP Variable Speed for Constant Airflow Control

  • Multi-Voltage Compatibility (120V - 240V)

  • Compact Eon Design for Easy Installation & Backward Compatibility

  • Direct Replacement for RGLH and RGLE Furnace Series

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Specifications

Product Details and Key Specifications:


  • Part Number: 51-104305-00

  • Manufacturer: Rheem / Ruud (PROTECH OEM)

  • Part Type: Eon ECM Blower Motor

  • Voltage: 120/240V (Multi-Voltage Compatible)

  • HP / RPM: 3/4 HP / Variable Speed

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

  • Rotation: Reversible (Program Dependent)

  •  

description

Rheem PROTECH 51-104305-00 3/4 HP Eon ECM Blower Motor - 120/240V

The Rheem PROTECH 51-104305-00 is a genuine OEM high-efficiency Eon ECM (Electronically Commutated Motor) designed for Rheem and Ruud residential furnaces and air handlers. This variable-speed blower motor is the heart of your HVAC system's indoor airflow, precisely controlling air distribution to maintain consistent comfort levels and peak energy efficiency.

Technical Performance:

Built for versatile applications, this 3/4 HP motor operates across a broad voltage range from 120V to 240V. As a genuine PROTECH Eon motor, it is significantly lighter and more compact than older 2.3 ECM models, offering full backward compatibility while eliminating the vibration and electrical "hunting" issues common with non-OEM replacements. Its factory-programmed logic ensures seamless communication with the furnace control board for exact CFM delivery.

Key Features and Function:

  • Variable Speed Precision: Dynamically adjusts RPM to maintain constant airflow, even as static pressure changes due to dirty filters.

  • Eon Technology: A more compact and energy-efficient design that serves as a direct, high-performance upgrade for legacy ECM motors.

  • Plug-and-Play Integration: Features standard 16-pin connectors for a direct electrical fit without the need for rewiring or external modules.

  • Quiet Operation: Engineered with premium ball bearings and an open air-over enclosure for superior cooling and reduced acoustic output.

Product Details and Key Specifications:

  • Part Number: 51-104305-00

  • Manufacturer: Rheem / Ruud (PROTECH OEM)

  • Part Type: Eon ECM Blower Motor

  • Voltage: 120/240V (Multi-Voltage Compatible)

  • HP / RPM: 3/4 HP / Variable Speed

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

  • Rotation: Reversible (Program Dependent)

  • Shipping Weight: 15.0 lbs

🛠️ HVAC Depot Pro Tip: The Blower Wheel Balance

When replacing an ECM motor like the 51-104305-00, always inspect the blower wheel (squirrel cage) for debris or imbalance. Even a slight "wobble" from dust buildup or a loose set screw will send vibrations through the motor shaft, causing the sensitive electronic module to fail prematurely. Clean the wheel thoroughly to ensure your new motor lasts its full service life.

Cross-Reference & Compatibility: The 51-104305-00 is a direct OEM replacement for the following part numbers:

  • OEM Numbers: 51-104305-00, 51-104305-03, 51-104305-14, 51-104305-94

  • Related Parts: 51-104905-00

  • Brand Cross-Refs: GE/Genteq Eon Series

Extensive Model Compatibility List:

  • Rheem/Ruud Furnace Series: RGLH, RGLE, RPNL, RSNL, RGLN

  • Specific Models: RGLH-05BMKA, RGLH-05BMKR, RGLN-07EAMER, RGLE-07EMCKS, RPNL-036JAZ, RSNL-042JAZ

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

Michel & Siso are very knowledgeable and explain everything to where I could understand! Amazing experience! Thank you will always come here for any AC needs. Trustworthy and excellent customer service.

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

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