30A version of smart power relay suits transport industry

E-T-A CIRCUIT BREAKERS E-1048-8 Dice Smart Power relay 30A version is a remotely controllable electronic load disconnecting device, matching standard four pin automotive relay sockets. Product is a replacement of standard protection schemes. Rather than using an electromechanical relay in combination with a blade fuse to switch and protect loads, it provides electronic relay/overcurrent protection in a single compact unit. Product meets EC/MC requirements and carries the E1 marks on the product.

http://www.e-t-a.ca