70 psi – high pressure. All pumps use the Johnson Pump unique 5-chamber design for smooth and silent flow. Cut off pressure is 5 bar @ 70 psi. Includes a high-capacity, five-chamber Aqua Jet™ pump with a 3.5-gallon-per-minute output at 70 psi. Heavy-duty ball bearings in a sealed bell housing with thermal overload & ignition protection ensures a safe, smooth and quiet operation. Also includes a PUMProtecting inlet strainer and 3/4″ thread garden hose fitting and both BSP & NPT connections.