EBike Battery 21700 Hailong Polly 36V 52V 48V 20Ah 25Ah for Bafang Electric Bicycle 1500W 1000W 750W 500W 350W 250W

Why Chooce UPP(UnitPackPower) Official Store?

1) Top selling brand: Top1 selling on Amazon/Ebay/Aliexpress/Shopify/Aliibaba . 10 years ebike battery designer/manufacturer/seller, years effort, UPP battery are well knowed in US/EU/Canada market, you can always trust , here is UPP aliexpress official store

2) Factory direct store: All of our batteries is new from factory direct or within 3 months oversea warehouse stock , from 24V 36V 48V 52V 60V 72V all kind of battery you can see on our store, also support voltage/capacity/BMS/Size customized battery

3) UPP battery quality control: We only source highquality A-grade cells fromofficial sources, never use fake or cheap cell pack sell at lowest price to attract buyers ,No Fake , No Cheap , No trap.

Genuine A level cells√

Multi-protection BMS√

CE Charger with Fuse√

Battery certification(CE UL ROHS Report)√

shipping safety report(MSDS UN38.3)√

4)UPP aftersales service:18 Month warranty, Germany/Belgium/UK/Poland/USA/Canada/Austrialia aftersales service, free return/repairing/replacement/video technical support

Hailong Polly Ebike Battery Specifications

Hailong-1 36V13Ah 20A BMS with branded 2600mAh 18650 cells , for 36V 0-500W motor

Hailong-1 36V15Ah 20A BMS with branded 3000mAh 18650 cells , for 36V 0-500W motor

Hailong-1 36V19.2Ah 20A BMS with LG 4800mAh 21700 cells , for 36V 0-500W motor

Hailong-1 48V12Ah 30A BMS with branded 3000mAh 18650 cells , for 48V 0-1000W motor

Hailong-1 48V14.4Ah 30A BMS with LG 4800mAh 21700 cells , for 48V 0-1000W motor

HailongG56 36V19.2Ah 20A BMS with LG 4800mAh 21700 cells , for 36V 0-500W motor

HailongG56 48V14.4Ah 30A BMS with LG 4800mAh 21700 cells , for 48V 0-1000W motor

Hailong-2 36V15Ah 25A BMS with branded 2600mAh 18650 cells , for 36V 0-700W motor

Hailong-2 36V19.2Ah 25A BMS with LG 4800mAh 21700 cells , for 36V 0-700W motor

Hailong-2 48V13Ah 30A BMS with branded 2600mAh 18650 cells , for 48V 0-1000W motor

Hailong-2 48V15Ah 30A BMS with branded 3000mAh 18650 cells , for 48V 0-1000W motor

Hailong-2 48V20Ah 40A BMS with LG 4800mAh 21700 cells , for 48V 0-1500W motor

Hailong-2 52V13Ah 30A BMS with branded 2600mAh 18650 cells , for 48V/52V 0-1000W motor

Hailong-3 48V15Ah 30A BMS with branded 2600mAh 18650 cells , for 48V 0-1000W motor

Hailong-3 52V20Ah 40A BMS with LG 4800mAh 21700 cells , for 48V/52V 0-1500W motor

Polly-2 48V13Ah 30A BMS with branded 2600mAh 18650 cells , for 48V 0-1000W motor

Polly-2 52V13Ah 30A BMS with branded 2600mAh 18650 cells , for 48V/52V 0-1000W motor

Polly-2 52V17.5Ah 40A BMS with LG 4800mAh 21700 cells , for 48V/52V 0-1500W motor

Polly-3 48V19.2Ah 40A BMS with LG 4800mAh 21700 cells , for 48V 0-1500W motor

Polly-3 52V19.2Ah 40A BMS with LG 4800mAh 21700 cells , for 48V/52V 0-1500W motor

Polly-6 48V24Ah 40A BMS with LG 4800mAh 21700 cells , for 48V 0-1500W motor

Polly-6 52V24Ah 40A BMS with LG 4800mAh 21700 cells , for 48V/52V 0-1500W motor

Polly-6 60V19.2Ah 50A BMS with LG 4800mAh 21700 cells , for 60V 0-22500W motor

Polly-6 48V25Ah 40A BMS with Samsung 5000mAh 21700 cells , for 48V 0-1500W motor

Polly-6 52V25Ah 40A BMS with Samsung 5000mAh 21700 cells , for 48V/52V 0-1500W motor

Charger Plugs and Discharge Connectors Optional

1. Charger Plug:US EU UK AU plugs optional, will provide according to delivery country if without requested.

2. Discharge Connector: There are 7 kinds optional as below picture, will soldered with default female connector&extra male connector if without requested.
3. If you have any requirement about this, please leave message in your order.

Guarantee

1) We provide 18 month for all electric bike batteries.

2) Any battery with quality problem within one month we can resend you a new one after provide your proof.

3) Any battery with quality problem within one year, we provide free repaired.
4) All our electric bicycle batteries with high quality cells and BMS, and they will be 100% tested before shipping.
Top brand lithium battery manufacturer in China, rest assured to buy.

We don’t supply warranty service for the following situation:

1) The battery goes over the water.
2) The battery is broken by man-made.
3) The cells are burnt out after incorrect using.
4) Return the battery without reason.
5) Open a dispute without contacting us.

Feedback

1) Our battery can fit most of motor kit, exclude(not only) these: B0SCH, SHIMANO, YAMAHA, Panasonic.

2) Please contact us If you can’t confirm whether our battery can fit your motor.

3) If you have any problems please feel free to contact with us BEFORE you leave negative feedback or file a dispute.

4) Any problem is not a problem, as long as you contact us.
5) Your satisfaction and positive feedback is very important to us.

6) Please kindly leave us a positive feedback and 5 Stars if you are satisfied with our items and services.

FAQ

Q: What type of this electric bike battery?

A:It is li ion battery,Chemical is Li(NiCoMn)O2.

Q: What is the difference between li ion battery,NI-MH battery and Lead acid battery?

A: E-bike Li-ion battery have longer cycle life,normal cycle life is 800-1000 times, and also with light weight,small size, No memory effect,Nontoxic, environmental friendly.

Q: What’s temperature range of charge and discharge?

A:Charge Temperature: 0 to 45°C and Discharge Temperature: -20 to 65°C

Q: What kind of cells used on this electric bicycle battery?
A: Different capacity with different cells, we make the battery with original A grade Samsung,Panasonic,Sanyo,LG and high quality domestic cells,all can be customized as your requests.

Q: Do your e-bike battery come with charger?

A:All of our e-bike batteries come with charger.We have normal charger and fast charger.If you need fast charger please contact with us.

Q: Do your electric bike batteries come with BMS?

A:Yes, Our batteries all with SEIKO IC BMS, with stable performance.Which can protect the battery avoid short circuit,Overcharged,Over discharge and Over current.

Q: Can you provide OEM and ODM service?
A: Yes, We are a professional Electric Bike Battery manufacture with factory, which produce all kind of high quality E-bike lithium batteries as customers’ requirements and designs, welcome to place OEM and ODM orders and visit our factory.

Lithium Battery Features

1) Longer battery life, the life expectancy is two times that of lead-acid batteries.
2) Rechargeable and no memory effect.
3) The weight is more lighter than other batteries.
4) Smaller dimensions and can be customized.
5) Safer and more environmentally friendly, No heavy metals and hazardous substances.
6) BMS built-in IC chip will prevent battery pack over charge, over discharge, over-current,over-heat, short circuit.

Warnings

Do not immerse the battery in water or seawater, keep the battery stands by in a cool dry surrounding.
Does not use or leave the battery near a heat source as fire or heater.
Use the battery charger specifically for that purpose when recharging.
Do not reverse the position and negative terminals.
Do not connect the battery electrodes to an electrical outlet.
Do not discard the battery in fire or a heater.
Do not short-circuit the battery by directly connecting the positive and negative terminals with metal objects.
Do not transport or store the battery together with metal objects such as hairpins, necklaces, etc.
Do not strike, trample or throw the battery.
Do not directly solder the battery and pierce the battery with a nail or other sharp objects.

Recommended Items From Seller