Efficient model water pump is ideal for small to medium RVs. Includes fuse. U.S.A. Port Size (in.): 1/2, Flow (GPH): 204, Amps: 6 1/2, Volts: 12, Max. PSI: 60, Self-Priming: Yes, Dimensions L x W x H (in.): 9 x 4 5/8 x 4 7/8 For small to medium RVs Motor speed adjusts to water needs 1/2in. FNPT port Positive shutoff at 75 to 85 PSI...