Description
Rheem-Ruud OEM Wiring Harness — Part No. 45-103551-01
Keep your Rheem-Ruud HVAC system running at peak performance with this genuine OEM replacement wiring harness. Engineered to exact factory specifications, this harness ensures secure, reliable electrical connections throughout your system — eliminating the guesswork and risk that come with aftermarket alternatives.
Why Choose an OEM Wiring Harness?
Electrical integrity is critical to the safe and efficient operation of any HVAC unit. A properly functioning wiring harness routes power and control signals to key components including blower motors, control boards, ignition modules, and safety switches. Using a genuine Rheem-Ruud part guarantees a direct, plug-and-play fit with no modifications required.
Key Features
- Genuine Rheem-Ruud OEM replacement part
- Designed for direct, drop-in replacement — no modifications needed
- Manufactured to factory specifications for assured compatibility
- Supports reliable signal and power delivery to critical system components
- Helps maintain system warranty compliance when using OEM parts
- Durable construction for long-term performance in demanding HVAC environments
Application
This wiring harness is a factory-authorized replacement component for compatible Rheem and Ruud HVAC equipment. Always verify your unit’s model and serial number against Rheem-Ruud’s parts compatibility documentation before ordering to ensure proper fitment.
Part Information
- Brand: Rheem-Ruud
- Part Number: 45-103551-01
- Part Type: Wiring Harness
- Replacement Type: OEM Direct Replacement







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