12V GEL Cell
NPG24-12(12V24Ah/20hr）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 166/6.54Width(mm/inch) 176/6.93Height(mm/inch 125/4.92Total Height(mm/inch) 125/4.92Approx. Weight(kg/lbs) 7.5/16.5Performance CharacteristicsCapacity77°F(25℃)100 hour rate (0.28A, 11.1V )28.0Ah20 hour rate (1.2A, 10.8V)24.0h10 hour rate (2.3A, 10.5V)23.0Ah1 hour rate (16.0A, 9.6V)16.0AhInternal ResistanceFull charged Battery 77°F(25℃): 15mOperating Temperature RangeDischarge -20~60℃Charge -10~60℃Storage -20~60℃Self-Discharge3% of capacity declined pe month at 20 (average)Max. discharge current77℉(25℃): 300A(5S)Charge(ConstantVoltage)Float: 13.38~13.68V / 77℉(25℃)Cycle: 14.28~14.52V / 77℉(25℃)Max. Current：6ADischarge Constant Current (Amperes at 77℉ 25℃)End Point Vlots/Cell5min10min15min30min1h3h5h10h20h1.60V95.064.048.028.516.06.784.572.391.241.65V90.160.945.927.415.66.544.462.361.241.70V84.957.843.726.215.26.304.342.331.231.75V79.754.541.124.914.76.054.202.301.221.80V74.351.339.123.614.25.804.052.261.20Discharge Constant Power (Watts at 77℉ 25℃)End Point Vlots/Cell5min10min15min30min45min1h2h3h5h1.60V18512190.056.040.031.719.613.48.541.65V17311485.154.038.230.319.013.18.391.70V16110780.252.036.328.918.312.58.221.75V15199.775.250.034.327.517.612.08.031.80V13992.770.347.032.326.016.911.47.83(Note)The above characteristics data are average values obtained within three charge/discharge cycles not the minimum values.
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Positive and negative plates in lead-calcium tin alloy.
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