The SmartPlug Combo Kit includes both a 30A or 50A inlet connector and a retro-fit connector. The retro-fit connector is designed to be used with your existing cord. This package offer superior performance and ease of use. The inlets are available in stainless steel and three non-metallic colors, (White, Gray or Black), of high performance/flame resistant material.

Get more Info : https://smartplug.com/

Author's Bio: 

Smart Plug Systems is a privately held manufacturing firm specializing in power delivery systems. It was founded in 2007 and is located in Seattle, WA. Its flagship product, the SmartPlug, is a patented device positioned to replace the current power delivery system for RV’s, Boats, and a variety of specialty vehicles and miscellaneous industrial applications.

Get more Info : https://smartplug.com/