Description
The Weil McLain 590-850-561 5″ Lead wire W/Terminals & Labels is a control wiring component used for electrical connection within heating equipment. It is applied in boiler systems. It links control circuits, sensors, or safety switches to main control boards, allowing signal transfer and system coordination. The leadwire assembly uses pre-attached terminals and identification labels for accurate wiring alignment and reduced connection errors. Positioned inside control compartments it maintains stable electrical continuity between components supporting consistent operation and responsive boiler control in residential and light commercial heating setups.









