Product Name: Yangtze Lithium Battery Pack 12V 20ah for Golf Cart Model NO.: LFeLi-1220M Rechargeable: Chargeable Installation: Packaged Electrolyte: Li-ion Shape: Square Battery Discharge Rate: High Discharge Rate Nominal Voltage: 12V Usage: Car, Bus, UPS, Electric Power, Lighting, Electric Bicycle, Boat, Solar Type: Lithium-Ion Batteries Norminal Capacity: 12V 21ah Cycle Life: 8000 Times Warranty: 5 Years Weight: 3.00kg (6.61lbs) Certificate: Ce/RoHS/UL/MSDS/Un38.3 Color: Grey, Black, Red, Green, White OEM/ODM: Acceptable Battery Protection: PCM/PCB Container Material: ABS/Customized Trademark: Yangtze Transport Package: Carton, Pallet Specification: 181.5mm*77mm*167.5mm, Customized Origin: China HS Code: 8506500000 Product Description Key Features :♦Longer Cycle Life: Offers up to 20 times longer cycle life and five times longer float/calendar life than lead acid battery ,helping to minimize replacement cost and reduce total cost of ownership♦Lighter Weight :about 40% of the weight of acomparable lead acid battery .A "drop in" replacement for lead acid batteries♦Higher Power: Delivers twice power of lead acid battery ,even high discharge rate, while maintaining high energy capacity♦Wider Temperature Range :-20ºC~60ºC♦Superior Safety: Lithium Iron Phosphate chemistry eleminates the risk of explosion or combustion due to high impact overcharging or short circuit situationApplications :♦Wheelchairs and scooters♦Solar/wind energy storage♦Back-up power for small UPS♦Golf trolleys&buggies♦Electric bikesElectricalCharacteristicsNominal Voltage12.8VNominal Capacity21AhEnergy268.8WhInternal Resistance(AC)≤50mΩCycle Life>2000 cycles @1C 100% DODMonths Self Discharge<3%Efficiency of Charge100% @0.5CEfficiency of Discharge96~99% @1CStandard ChargeCharge Voltage14.6±0.2VCharge Mode0.2C to 14.6V, then 14.6V, charge current to 0.02C(CC/CV)Charge Current10AMax. Charge Current20ACharge Cut-off Voltage15.6±0.2VStandard DischargeContinuous Current40AMax.Pulse Current50A(<3s)Discharge Cut-off Voltage8VEnvitonmentalCharge Temperature0ºC to 55ºC (32F to 131F) @60±25% Relative HumidityDischarge Temperature-20ºC to 60ºC (-4F to 140F) @60±25% Relative HumidityStorage Temperature-20ºC to 45ºC (-4F to 113F) @60±25% Relative HumidityIP ClassIP65MechanicalPlastic CaseABSApprox.Dimensions181.5mm*77mm*167.5mmApprox.Weight3.00kg (6.61lbs)TerminalT3
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