12V GEL Solar Panel Battery
NPG33-12(12V33Ah/10hr） NPG series is GEL battery which is manufactured with AGM separator and colloidal Silicon. Gel battery are featured with low self-discharge、strong ability to recover from deep discharging、excellent cycle life and performance at cold ambient temperatures than conventional VRLA.Battery ConstructionComponentPositive plateNegative plateContainerCoverSafety ValveTerminalSeparatorElectrolyteRaw materialLead DioxideLeadABSABSRubberCopperFiberglassColloidal SiliconGeneral Feature●Micro millimeter SiO2 and H2SO4 technology for efficient gas recombination of up to 99% and freedom from electrolyte maintenance or water adding.●Not restricted for air transport-complies with IATA/ICAO Special Provision A67.●UL-recognized component.●Can be mounted in any orientation. ●Computer designed lead, calcium tin alloy grid for high power density.●Long service life, float or cyclic applications.●Maintenance-free operation.●Low self discharge.SPECIFICATIONNominal voltageVNumber of cell 6Length(mm/inch 195/7.68Width(mm/inch) 130/5.12Height(mm/inch 155/6.10Total Height(mm/inch) 168/6.61Approx. Weight(kg/lbs) 9.5/20.9Performance CharacteristicsCapacity77°F(25℃)100 hour rate (0.39A, 11.1V )39Ah20 hour rate (1.65A, 10.8V)33Ah10 hour rate (3.1A, 10.5V)31Ah1 hour rate (18.5A, 9.6V)18.5AhInternal ResistanceFull charged Battery 77°F(25℃): 10mΩOperating Temperature RangeDischarge -20~60℃Charge -10~60℃Storage -20~60℃Self-Discharge3% of capacity declined per month at 20 (average)Max. discharge current77℉(25℃): 330A(5S)Charge(ConstantVoltage)Float: 13.38~13.68V / 77℉(25℃)Cycle: 14.28~14.52V / 77℉(25℃)Max. Current：8.25ADischarge Constant Current (Amperes at 77℉ 25℃)End Point Volts/Cell10min15min30min1h3h5h10h20h100h1.60V75.258.433.519.08.475.823.231.690.421.65V71.455.531.818.58.355.763.201.680.411.70V67.152.129.818.08.205.683.151.670.411.75V62.548.528.317.48.055.603.101.660.401.80V57.544.626.016.77.865.483.001.650.40Discharge Constant Power (Watts at 77℉ 25℃)End Point Vlots/Cell10min15min30min45min1h2h3h5h10h1.60V14210668.250.941.923.216.911.26.181.65V13410266.149.841.222.816.811.16.151.70V12697.864.148.840.622.316.611.06.101.75V11894.262.047.839.821.916.310.96.051.80V11090.259.846.839.121.515.910.75.94(Note)The above characteristics data are average values obtained within three charge/discharge cycles not the minimum values.
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