High Capacity 72V 31ah Electric Motorcycle Li Ion Battery with BMS for 3000W 5000W 8000W Motor

Basic Info.Model NO.72v 31Ah electric motorcycle li ion batterAfter-sales Service1 YearsWarranty1yearsTypeLithium-Ion Battery PackRated Capacity31ahWorking Life12 MonthsColorBlueTerminalPBConnection ModeSeries and ParallelRechargeableChargeableDischarge RateHigh Discharge RateSizeLargeAccessories TypeBatteryStandard Voltage 72V Usage Electric Motorcycle TrademarkWanhongTransport PackageNormalSpecificationcustomizableOriginShenzhen ChinaProduct DescriptionItem specificsBrand Name:WanhongCapacity:31AhType:Lithium BatteryVoltage:72VPlace of Origin:Guangdong, China (Mainland)Colour:blueCapacity:31AHModel Number:72V 31AH lithium batterySize:CustomizableCell:Use 3.7V18650suit for motor:Most 2800WLithium battery specification:Battery Model:72V 31AhNominal Capacity (AH) :31AHNominal Voltage (V): 72VCell Source Resistance (mΩ) :about 40mΩCell Specification :3.7V18650 Cell OverCharge Protection Voltage:4.2V/CellCell Overdischarge Protection Voltage:3.0V/cellDischarge Cutoff Voltage (V) :60+-1VCharge Cutoff Voltage (V) :84VMaximum Continuous Discharge Current (A) :40A(can be customized)Maximum peak discharge current (A): 80AStandard Charge Current (A) :2ACharge Time under Standard Charge Current :13hFast Charge Current (A):5ACharge Time under Fast Charge Current:5hCharge Temperature Range :0 - 45°CDischarge Temperature Range: -20 - 60°CLifecycle:more than 1000 cyclesBattery Size :CustomizableBattery Weight : About 16kgs Applications:  ·Electric Vehicles, such as E-bike, E-scooters,golf car, small-scale electric flat car, forklift, cleanness car, electric wheelchairs·Electric boats, such as trolling fishing boat·Robots for industries and military·Remote data transfer system·Satellite communication station·Un-manned aircrafts·Power tools, such as drilling, cutting and polishing tools·Power supplier for Training systems, such as Torpedo Trainer  Feature:1. Life expectancy is two times that of lead-acid batteries.The weight is more lighter.2. No memory effect and rechargeable.the battery pack life is more longer.3. Safer and more environmentally friendly,No heavy metals and hazardous ubstances.environment friendly.4. Built-in BMS system will prevent battery pack over-charge, over-discharge, over-current, over-heat, short circuit.5. Before send out,Over-discharging test/ Over-charging test/Short Circuit Safety Test/Extrusion Safety Test.6. Use high quality 3C-5C Discharge Rate 18650/26650 Power battery Cell.The customer also can Customized Imported battery cell.7. Up to 1 years warranty.FAQ1. Why choose Wanhong?Wanhong is one of the best battery manufacturers in Shenzhen,China. Wanhong has developed several lines of standard battery packs and systems to fit a variety of customer requirements, from lithium batteries to grid-connected systems.  If one of the standard batteries below does not satisfy your needs, Wanhong also designs and produces custom batteries or multi-cell building block that could be the right solution.Wanhong's high quality management material is integrated into every type of battery, improving cycle life, performance, and safety. 2. What is our main products?Professional Production All Battery System,3.2V ~ 330V , 5AH ~ 500AH Battery Pack,Li-polymer battery.LiFePo4, Lithium ion,Solar energy battery. Electric bicycle battery,Welcome your order to test our quality and service. 3. What's the warranty of battery?1-2 year under normally use. 4. What about the lead time?Sample : within 5-7 working days. Bulk order: within3-4 weeks. 5. Do you have any MOQ limit?No have MOQ, samples are welcome for your testing,  sample fees could be retunred on bulk order. 6. What kind of certification could you provide?CE, RoHS, UN38.3. UL. We also could apply other certication that you need. 7. Can you accept OEM& ODM?Sure, we are a manufacturer and has profressional R&D Department, welcome your OEM &ODM order. 8. What is the shipping way? Base on your requirement of Order Quantity, Lead Time & Freight fee, we often chose from Air, Sea & Express.