The FH4-E fire hose tester, an electric powered hydrostatic test pump offering 4 GPM up to 1000 PSI. Designed to safely test fire hose up to 6″ in diameter. Triplex ceramic plunger pump with an inner oil bath, ensuring long life and increased stability. Heavy duty manifold with FOUR independently controlled stainless steel ballvalves. NO WILD LINES – unique to the RICE Hydro line of fire hose testers, a ballvalve strategically placed on the inlet piping allows the user to fill with “LARGE VOLUME at LOW PRESSURE” and test with “LOW VOLUME at HIGH PRESSURE”, eliminating the elements that may cause wild lines. Virtually indestructible, enclosed in a rugged roll cage of welded heavy gauge steel. “Built to Suit” special order and custom options are available to fit your specific testing needs.