The pump will easily service a shower head and multiple tap outlets as well as hot water systems and external showers. Self priming, providing a really good water pressure.This pump provides reliable performance in high water flow, moderate pressure applications. This 3-chamber diaphragm pump provides up to 3.0 gallons per minute and is capable of self-priming up to 6 vertical feet and can run dry without damage. Serves 3 or more 1/2 (13 mm) outlets. This automatic demand water system pump has a built-in pressure switch, which automatically starts and stops when the faucet is opened and closed. Theyre easy to install, service and winterize.Specifications:Max Recommended Temperature: 60 C (140 F)Priming Capabilities: 6 feet (1.8 m) suction liftRe-start Pressure: Shut-off Pressure 45 PSI: 35 PSI 5 PSI (0.3 bar)Inlet/Outlet Ports: 1/2-14 MNPTWeight: 4.2 lbs (1.9 kg)Leads: 16 AWG, 13 (33 cm) long with 2-Pin connector / LeadsDuty Cycle: IntermittentMax.Amp Draw: 8.0 AFuse: 12.0 A