... , 24v, 110V, 220V 3. Material: cast iron casing, rotary vane Electric Transfer Pump, fuel transfer pump, diesel transfer pump with ... Self priming, rotary vane pump. Features:1. For fueling diesel oil, kerosene, not for gasoline.2. Cast iron casing, rotary vane pump, steel rotor ... .3. Bypass valve built in.4. Built in filter, easily accessible for cleaning.5. ...