 Batteries were located beneath the driver's seat, and the 29-volt motor was controlled by a Sharp contactor and four-stage controller.According to The Transport Museum, Wythall, which has amassed a large collection of milk floats, the first W&E vehicle was supplied to United Dairies in 1951.Despite its limited protection for the driver, it was an immediate success, and United Dairies placed an order for a further 1,500 vehicles.