• Model NO.：72v 31Ah electric motorcycle li ion batter
• Terminal：PB
• Connection Mode：Series and Parallel
• Rechargeable：Chargeable
• Discharge Rate：High Discharge Rate
• Size：Large
• Accessories Type：Battery
• Standard Voltage：72V
• Usage：Electric Motorcycle
• Transport Package：Normal
• Specification：customizable
• Trademark：Wanhong
• Origin：Shenzhen China
• Production Capacity：20000 PCS,Day

Basic Info.

Model NO. 72v 31Ah electric motorcycle li ion batter Terminal PB Connection Mode Series and Parallel Rechargeable Chargeable Discharge Rate High Discharge Rate Size Large Accessories Type Battery Standard Voltage 72V Usage Electric Motorcycle Transport Package Normal Specification customizable Trademark Wanhong Origin Shenzhen China Production Capacity 20000 PCS/Day

Product Description

Item specifics

• Brand Name:Wanhong
• Capacity:31Ah
• Type:Lithium Battery
• Voltage:72V
• Place of Origin:Guangdong, China (Mainland)
• Colour:blue
• Capacity:31AH
• Model Number:72V 31AH lithium battery
• Size:Customizable
• Cell:Use 3.7V18650
• suit for motor:Most 2800W

Lithium battery specification:

Battery Model:72V 31Ah
Nominal Capacity (AH) :31AH
Nominal Voltage (V): 72V
Cell Source Resistance (mΩ) :about 40mΩ
Cell Specification :3.7V18650 

Cell OverCharge Protection Voltage:4.2V/Cell

Cell Overdischarge Protection Voltage:3.0V/cell

Discharge Cutoff Voltage (V) :60+-1V
Charge Cutoff Voltage (V) :84V

Maximum Continuous Discharge Current (A) :40A(can be customized)

Maximum peak discharge current (A): 80A
Standard Charge Current (A) :2A
Charge Time under Standard Charge Current :13h

Fast Charge Current (A):5A

Charge Time under Fast Charge Current:5h

Charge Temperature Range :0 - 45°C
Discharge Temperature Range: -20 - 60°C
Lifecycle:more than 1000 cycles
Battery Size :Customizable
Battery 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.




FAQ
1. 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.