The FR610H is a 115-Volt 15 GPM fuel transfer pump that comes with a 3/4 in. x 12 ft. discharge hose, 3/4 in. manual nozzle, 1 in. x 34 in. telescoping steel suction pipe, 3/4 in. elbow. It can be used to pump gasoline, diesel, kerosene, ethanol blends up to 15%, methanol blends up to 15%, and bio-diesel up to B20. The previous FR610G model has been updated to the FR610H model. With a removable junction box, the product is now easier to install. The performance specifications of the product did not change.