Unlimited Hot Water on Demand Whole Home Solution Performance Up to 3.8 Gallons Per Minute (GPM) Dimensions: 15.20 H x 10.20 W x 3.70 D APPEARANCE Color AppearanceDiamond Gray InstallationWall Mounted CAPACITY Capacity3.8 Gallons Per Minute (GPM) FEATURES Activation Flowrate (GPM)≤ 0.5 Cold/hot water connections (inches)3/4" Cold Water Inlet; 3/4" Hot Water Outlet ConfigurationSpace Saver ControlsAdjust degree Fahrenheit/CelsiusAdjustable TemperatureDigital Electronic Control Flowrate (GPM) @ 37 F inlet2 Flowrate (GPM) @ 42 F inlet2.09 Flowrate (GPM) @ 47 F inlet2.29 Flowrate (GPM) @ 52 F inlet2.4 Flowrate (GPM) @ 57 F inlet2.59 Flowrate (GPM) @ 62 F inlet2.9 Flowrate (GPM) @ 67 F inlet3.4 Flowrate (GPM) @ 72 F inlet3.79 Flowrate (GPM) @ 77 F inlet4.5 Fuel TypeElectric Installation LocationIndoor Integrated Safety DevicesFlow sensor. High limit thermostat (on each heating element). Inlet Temperature Sensor. Material Rated for Ignition Containment. Outlet Temperature Sensor. Max. operating pressure (psi)150 Max: operating pressure (psi)150 Maximum Outlet Temperature (F)140 Min. operating pressure (psi)25 Point of UseWhole Home Product TypeElectric Tankless Temperature adjustment amount (degree)1 Temperature Setting86-140° F Range Temperature Setting Factory Default105° F Uniform Energy Factor (UEF)>0.91 Water Connection LocationBottom POWER / RATINGS Amps75.0 Electrical Circuit Required40 Amp (x2) Electrical Requirements240V ; 80A First Hour Delivery GPH120 Hertz60 Power Rating-kW18 Voltage (MAX)240 V WARRANTY Labor WarrantyNo Warranty Parts Warranty5-Year ReplacementReturn to Vendor Warranty NotesSee written warranty for full details WEIGHTS & DIMENSIONS Approximate Shipping Weight15.2 lb Net Weight14.09 lb Overall Depth3.70 in Overall Height15.20 in Overall Width10.20 in Product Diameter10.200 in Product Height (to top of unit)15.200 in