Description
The Weil McLain 591-391-976 is an OEM wiring harness designed to provide a secure and reliable electrical connection between the control module and the circulator pump in compatible Weil McLain boiler systems. Engineered to factory specifications, this harness ensures proper signal transmission and power delivery, helping maintain consistent hydronic system performance.
Key Features
- OEM Weil McLain replacement wiring harness
- Connects control module to circulator pump
- Engineered to factory specifications for a precise fit
- Supports reliable electrical signal and power transmission
- Designed for use in compatible Weil McLain boiler systems
- Helps restore and maintain proper boiler operation
Why Choose OEM Parts?
Using genuine Weil McLain replacement components like the 591-391-976 ensures compatibility with your existing boiler system, reduces the risk of installation errors, and helps protect the longevity of your equipment. Always verify compatibility with your specific boiler model before installation.
Application
- Replacement wiring harness for Weil McLain boiler systems
- Hydronic heating system maintenance and repair
- Compatible with select Weil McLain control module and circulator configurations







Reviews
There are no reviews yet.