ENGINELESS ELECTRICAL COMMUNICATION INTERFACE

A control system () for a transport engineless refrigeration unit (), the control system including: a controller () for communication between a vehicle () and a plurality of vehicle devices, the controller comprising: a vehicle data connection () for transmitting data to and from a vehicle; a vehicle engine on/off connection () for triggering start-up of the vehicle engine; a plurality of device data connections (), each device data connection transmits data to and from at least one device external to the controller; and a device power connection (), the device power connection supplies power from the controller to at least one device external to the controller.