... 12v, 24v, 220V 3. Material: cast iron casing, rotary vane Electric Transfer Pump, fuel transfer pump, diesel transfer pump with small ... , rotary vane pump. 1. DYB-50/75 DC Ex-proof Electric Transfer Pump♦ Compatible with diesel, gasoline, kerosene, mineral spirits, ... pump and gun will stop automatically when the tank is full if pump unit coppered with Unilateralism valve.DYB-70 Electric transfer ...