This conversion kit is recommended when upgrading from a Suburban model to a WH-6 or WH-9 model water heater. The kit is a switch which is installed inside the access panel door on the exterior of the vehicle. The kit is an I/O switch for the 120V electric heating element. The switch kit is easy to install; no remodeling the interior of the vehicle is required. Use this kit when upgrading from a Suburban water heater.
