Rheem-Ruud OEM Wiring Harness Assembly
The Rheem-Ruud 45-104202-01 Wiring Harness Assembly is a genuine OEM replacement part engineered to restore proper electrical connectivity within compatible Rheem and Ruud HVAC systems. Designed to exact factory specifications, this harness ensures secure, reliable signal and power routing between system components — minimizing the risk of electrical faults, intermittent failures, or control board communication issues.
Key Features
- Genuine Rheem-Ruud OEM replacement wiring harness
- Engineered to factory specifications for precise fit and function
- Ensures reliable electrical connections between HVAC system components
- Helps restore proper system operation and control board communication
- Durable construction for long-lasting performance in demanding HVAC environments
- Direct drop-in replacement — no modifications required for compatible models
Application
This wiring harness assembly is intended for use in compatible Rheem and Ruud heating and cooling equipment. Always verify compatibility with your specific model number before installation. Consult the equipment service manual or a qualified HVAC technician for proper installation procedures.
Part Information
- Brand: Rheem-Ruud
- Part Number: 45-104202-01
- Part Type: Wiring Harness Assembly








