Delrin impeller and blades are not affected by diesel fuel or crankcase oil. Self-priming to 24". Mounts in any position in dry location. Motor not waterproof. Ports threaded for garden hose or 1/2" NPT. Use 1/2" minimum or 5/8" for oil minimum reinforced hose. For pumping water amps/fuse is 7/15,and wire size is #12 up to 40'. For pumping oil amps/fuse is -17/30 and wire size is #8 up to 40'. Includes garden hose adapter. NOT TO BE USED IN POTABLE WATER SYSTEMS. 7 GPM Available in non-reversing or reversing models. 12 volt.