For boats, RVs and more! Quiet-operating SHURflo pump is ideal for heavy-duty uses including agricultural spraying and transfer applications. Mounts in any position. 12 Volt pump has demand switch. Viton® valves and Santoprene diaphragm to resist corrosion. Fully repairable pump body. 3/8in. female ports. Not for pumping oil. OK to use with RoundUp®. Does not come with hose barb adapters. U.S.A. also marketed under part number 2687, and 8000-543-236