PAR-Max 4WaterPressure System PumpThe PAR-MAX Automatic Water System Pump is designed for self-contained boats and RV's with multiple fixture water systems. The system operates automatically. When a fixture is opened, the pump instantly begins operation to provide a smooth constant flow from tank to faucet. Closing the faucet automatically discontinues pump operation.FEATURESSelf-Priming to 10 ft. (3 m)Runs Dry Without DamageSmooth FlowFour Piston, Diaphragm PumpPowerful Motor with Thermal Overload ProtectionSnap-in PortsPressure Switch with Rubber BootMeets USCG Regulation 183.410 and EN ISO 8846 MARINE (Ignition Protection)Meets EN 50081-1 Electro-magnetic CompatibilitySPECIFICATIONSPump Body - Glass Filled PolypropylenePump Design - Multi-Chamber DiaphragmSuction Lift - Self Priming to 10 ft. (3 m)Ports - 1/2 (13 mm) Hose & 1/2 (13 mm) Threaded (QEST Type)Motor - Permanent MagnetGPM-LPM - 4.3/16.3Volts - 12vNominal Cut-In - 20 psiNominal Cut-Out - 40 psiAmp Draw @ 10 psi - 6 ampFuse/Breaker - 10 AmpShipping Weight - 6.0 lb (2.8 kg) 31620-SeriesWARNING: This product can expose you to chemicals including NICKEL (METALLIC) which is known to the State of California to cause cancer. For more information go to P65Warnings.ca.gov.