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Rheem PROTECH 47-100436-09 – Genuine OEM Replacement Furnace Control Board

Rheem PROTECH 47-100436-09 – Genuine OEM Replacement Furnace Control Board

Low stock: 1 left

Regular price $80.97 USD
Regular price Sale price $80.97 USD
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Key Features & Specifications

  • Genuine Rheem/Ruud PROTECH OEM Replacement Board

  • Advanced LED Diagnostic Codes for Easy Troubleshooting

  • Direct-Fit Replacement for 47-100436-01 through -05

  • Manages HSI Ignition, Inducer, and Blower Functions

  • Robust Circuitry Designed for High-Heat Environments

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Specifications

Product Details and Key Specifications:


  • Part Number: 47-100436-09 (Replaces 47-100436-01, 47-100436-89)

  • Manufacturer: Rheem / Ruud (PROTECH)

  • Part Type: Integrated Furnace Control Board (IFC)

  • Voltage: 24V Control Circuit / 115V Line Voltage

  • Ignition Type: Hot Surface Ignition (HSI) Support

  • Blower Speeds: Multi-speed blower motor support

  • Mounting: Standard plastic standoff footprint

description

The Rheem PROTECH 47-100436-09 is the central "brain" for high-performance Rheem and Ruud gas furnaces. This integrated furnace control (IFC) manages every stage of operation, from the initial safety checks and inducer motor start-up to gas valve ignition and blower speed regulation. By precisely timing each sequence of the heating cycle, this board ensures maximum fuel efficiency and provides constant monitoring of safety limit switches to protect your home and equipment.

As a Genuine OEM PROTECH part, the 47-100436-09 is a direct-fit upgrade designed to handle the specific electrical loads and communication protocols of Rheem’s patented furnace designs. Unlike universal aftermarket boards that often require complex jumper configurations or wiring harnesses, this board features a "plug-and-play" terminal layout for an exact match. It includes advanced onboard diagnostics with LED fault code reporting, allowing for rapid troubleshooting and reduced system downtime during the heating season.

Key Features and Function:

  • Integrated Logic Control: Manages the ignition sequence, inducer motor, and multi-speed blower timings within a single, ruggedized circuit assembly.

  • Onboard Diagnostics: Features a clear LED indicator that flashes specific fault codes, pinpointing issues like pressure switch failures or flame sense loss instantly.

  • Genuine OEM Reliability: Engineered with high-grade relays and heat-resistant soldering to withstand the thermal stress of the furnace cabinet.

  • Safety Integration: Constantly monitors the flame sensor and high-limit switches to provide immediate system shutdown in the event of a malfunction.

Product Details and Key Specifications:

  • Part Number: 47-100436-09 (Replaces 47-100436-01, 47-100436-89)

  • Manufacturer: Rheem / Ruud (PROTECH)

  • Part Type: Integrated Furnace Control Board (IFC)

  • Voltage: 24V Control Circuit / 115V Line Voltage

  • Ignition Type: Hot Surface Ignition (HSI) Support

  • Blower Speeds: Multi-speed blower motor support

  • Mounting: Standard plastic standoff footprint

🛠️ HVAC Depot Pro Tip: The Grounding Guarantee When installing the 47-100436-09, ensure your furnace cabinet is properly grounded and the burner assembly is free of oxidation. This board relies on a "micro-amp" signal for flame rectification; if your ground is weak or the flame sensor is dirty, the board will correctly—but frustratingly—shut the system down after 4 seconds of ignition. Always clean your flame sensor with a light abrasive pad when swapping this board to ensure a "one-trip" fix.

Cross-Reference & Compatibility: The 47-100436-09 is a direct OEM replacement for the following part numbers:

  • OEM Numbers: 47-100436-01, 47-100436-02, 47-100436-03, 47-100436-04, 47-100436-05

  • Protec/White-Rodgers: 50M56U-751 (Cross-reference equivalent)

Extensive Model Compatibility List:

  • Rheem Classic/Prestige Series: RGPS, RGLS, RGRM, RGRA, RGLQ, RGRS

  • Ruud Achiever Series: UGPS, UGLS, UGRM, UGRA, UGLQ, UGRS

  • Package Units: Used in various RGEA and RGEA14/15 light commercial and residential models.

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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