EUS series EUP EUI tester. cam box. EUS-D And EUS-F should work together with a 12PSB test bench, EUS-D can work independently to test a unit injectorEquipped with tens of adapters, this EUI / EUP Control Stand can perform maintenance test of EUI / EUP conveniently. It can test hundreds of kinds of EUI and EUP including BOSCH, Cummins, Volvo, Caterpillar, etc.