Jabsco 18680-1000 REVERSIBLE VANE PUMP 12VOLT Jabsco 18680-1000 REVERSIBLE VANE PUMP 12VOLT - Ideal for transferring diesel fuel. Self priming to about 3 feet and can pump a discharge head up to 20 feet with an integral on-off reversing switch. Pump head can be rotated in 90 degree increments on motor.