WFCO | Replacement Converter Section | WF-8540-MBA | For 8500 Series Converters | 40 AMP

Restore reliable power to your RV with the WF-8540-MBA Main Board Assembly, a fast and efficient replacement solution for compatible power centers. Designed for simplicity, this board installs in minutes using just two screws along with three AC and two DC wire connections—no rewiring or complex setup required.

Built for convenience and safety, the WF-8540-MBA supports hi-pot testing and offers an optional reverse polarity detection feature. This added protection meets current RVIA and NEC requirements and includes an audible alarm to alert you of wiring issues.

Ideal for quick repairs or upgrades, this main board assembly helps get your RV’s electrical system back up and running with minimal downtime.

• Model: WF-8540-MBA main board assembly
• Quick and easy installation in approximately 10 minutes
• No rewiring required
• Connects with two screws, three AC wires, and two DC wires
• Compatible replacement for RV power centers
• Supports hi-pot testing
• Optional reverse polarity detection with audible alarm
• Meets RVIA and NEC safety requirements