... casing, rotary vane Electric Transfer Pump, fuel transfer pump, diesel transfer pump with small size, light weight, transfer diesel oil, gasoline, ... casing, small size, light weight, simple installation, easy to use.♦ Bypass valve built in. Duty cycle: 30min♦ Applicable in ... unit with Unilateralism valve and automatic fuel nozzle2. DYB-50/75 DC Ex-proof Electric Transfer Pump♦ Compatible with diesel, ...