... DYB-80 Electric Fuel Transfer Pump♦ For fueling diesel oil, kerosene, not for gasoline.♦ Self priming rotary vane pump ... with thermal overload protection, for utmost safety.♦ Built-in strainer, bypass valve.♦ 2” threaded base for tank openings.♦ 30min ... duty cycle, not for continuous operation.Performance Specification:ModelDYB-50DYB- ...