Hydrostatic Test Pump. The DPH-3B is a large volume medium pressure hydrostatic test pump. Designed to allow handling of up to a 10% chlorine solution, recommended for testing water lines up to 24" in diameter.11 GPM up to 550 PSI163 CC 5.5 HP, air-cooled, 4 cycle Honda Engine, with oil alert. Automatic Pressure regulator with inlet bypass. Stainless Steel liquid-filled gauge ensures accurate readings. Rugged roll cage construction, protects pump from damage
