Focus On Solving Lithium Battery Pack Management Technology, A Industry Leader Since 2015 - Huawen.

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1S2P/2S1P 3.7V/5V DC INR 21700 Li-ion Battery Pack Manufacturer 1

1S2P/2S1P 3.7V/5V DC INR 21700 Li-ion Battery Pack Manufacturer 2

1S2P/2S1P 3.7V/5V DC INR 21700 Li-ion Battery Pack Manufacturer 3

1S2P/2S1P 3.7V/5V DC INR 21700 Li-ion Battery Pack Manufacturer 4

1S2P/2S1P 3.7V/5V DC INR 21700 Li-ion Battery Pack Manufacturer 5

1S2P/2S1P 3.7V/5V DC INR 21700 Li-ion Battery Pack Manufacturer 6

1S2P/2S1P 3.7V/5V DC INR 21700 Li-ion Battery Pack Manufacturer 7

1S2P/2S1P 3.7V/5V DC INR 21700 Li-ion Battery Pack Manufacturer

Huawen 21700 Battery Pack With BMS Solution Manufacturer

Model: 21700 2Pack Series

Battery cell type: NMC

Battery cell capacity: 4000mAh/4200mAh/4500mAh/4800mAh/5000mAh

Custom connection method: 1S2P/2S1P

Custom capacity: 28.8Wh-36Wh

Custom input: 4.2V/5V/8.4V

Custom output: Wide Range Voltage / Constant Voltage

Weight: approx 140g

Cycle: more than 300 times / 500 times at 80% DOD

Customized services:

MOQ 500 sets

√ Battery capacity/voltage/current

√ Brand / LOGO

√ Packaging method

Inquiry

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21700 Series High Performance Battery Pack

2-battery series-parallel combination (1S2P / 2S1P)

1S2P/2S1P 3.7V/5V DC INR 21700 Li-ion Battery Pack Manufacturer 8

Corporate News

Here is the latest news about our corporate, our people, or our activities. It is a better way to know who we are

1S2P/2S1P 3.7V/5V DC INR 21700 Li-ion Battery Pack Manufacturer 9

Corporate News

Here is the latest news about our corporate, our people, or our activities. It is a better way to know who we are

21700 battery pack features

One standard size, multiple capacity options

Including 4000mAh/4200mAh/4500mAh/4800mAh/5000mAh, different electrical modules can use a single battery cell.

Various output currents and voltages

Charging limit voltages from 4.2V to 4.35V and a maximum discharge current of 30C per cell make it suitable for many special applications.

Wide operating temperature range

From -10°C to 60°C, it can meet almost all civil electrical applications.

Flexible battery pack shape

The battery pack can be customized into square, round, triangular, tubular or other irregular shapes.

Economic and environmental protection

Fully compliant with economic and environmental standards.

Light weight, maintenance-free, small size, high energy

Compared with lead-acid batteries, NiMH batteries, and NiCd rechargeable batteries, lithium-ion battery packs can save a lot of size and weight.

What Specifications Can Huawen Make？

We can provide all kinds of specifications,there is a part of us.

Model	21700Pack
Nominal voltage	3.6V (3.7V)	7.2V (7.4V)	10.8V (11.1V)	21.6V (22.2V)	36V (37V)
Nominal capacity	4000mAh/4200mAh/4500mAh/4800mAh/5000mAh
Battery pack	1S1P/2P/3P/4P/5P/......	2S1P/2P/3P/4P/5P/......	3S1P/2P/3P/4P/5P/.....	6S1P/2P/3P/4P/5P/.....	10S1P/2P/3P/4P/5P/.....
Input voltage	4.2V	8.4V	12.6V	25.2V	42V
Input current	1C	1C	1C	1C	1C
Output voltage（regular ver.)	2.75V~4.2V(WRV)	5.5V~8.4V(WRV)	8.25V~12.6V(WRV)	16.5V~25.2V(WRV)	27.5V~42V(WRV)
Output voltage（custom ver.)	5V/9V(CV)	5V/9V/12V(CV)	5V/9V/12V/24V(CV)	5V/9V/12V/24V/36V/48V(CV)	5V/9V/12V/24V/36V/48V(CV)
Continuous output current	1C~15C	1C~15C	1C~15C	1C~15C	1C~15C
Peak output current	3C~30C	3C~30C	3C~30C	3C~30C	3C~30C
PCM/BMS	OVP/UVP/OCP/OCC/OTP/TV/CVCC, etc.
Connector	ZH1.5mm/PH2.0mm/SH1.0mm/VH3.96/SM2.54/XH2.54, etc.
Battery type	NMC
Working temperature	Charge: 0~45℃ Discharge: -10~60 ℃
Cycle life	Around 300 times / 500 times
Warranty	12 Months
Application	Consumer electronics (electric toothbrushes, Bluetooth speakers, POS machines, etc.). Power tools (electric bicycles, electric motorcycles, electric cars, golf carts, handheld electric drills, etc.). Lamps (flashlights, LED flashlights, laser flashlights, engineering lighting lamps, mining lamps, emergency lights, etc.). Energy storage (home optical storage systems, UPS, base stations, computer room power supplies, clean energy storage, etc.).

We stock a range of standard Li-ion battery packs for a wide range of applications in the consumer and industrial markets. All of these lithium batteries have a PCM/BMS (Protection Control Module) to ensure safety.

If you require a quote for a Li-ion battery pack, or you cannot find the specific Li-ion battery pack you need on our website, please contact us.

Nominal voltage

3.6V (3.7V)

1S2P

1S3P

1S4P

Nominal voltage

7.2V (7.4V)

2S3P

2S4P

2S5P

Nominal voltage

10.8V (11.1V)

3S2P

3S3P

3S4P

1S2P/2S1P 3.7V/5V DC INR 21700 Li-ion Battery Pack Manufacturer 20

1S2P/2S1P 3.7V/5V DC INR 21700 Li-ion Battery Pack Manufacturer 21

1S2P/2S1P 3.7V/5V DC INR 21700 Li-ion Battery Pack Manufacturer 22

1S2P/2S1P 3.7V/5V DC INR 21700 Li-ion Battery Pack Manufacturer 23

1S2P/2S1P 3.7V/5V DC INR 21700 Li-ion Battery Pack Manufacturer 25

Questions About Product

Our in-house designers and engineers have produced countless great designs for customers from different industries

What kind of cooperation methods can you provide?

We can provide OEM/ODM customization services and provide customers with brand new labeling brands for sales. Of course, we also welcome partners from various countries and regions to sign agency cooperation agreements with us.

Q: Can I Have A Sample Order?

A: Yes, we welcome sample order to test and check quality.

Q: Do you have a MOQ limit?

A: Yes, our MOQ for bulk orders is 500 pcs. The MOQ for customized appearance is 2,000 pcs.

Q: Can I get a lower price if I order a large quantity of products?

A: Yes, the price of the product is cheaper if you order more quantities.

Q: Can I get the pre-production sample ?

Yes, we will ask for your requirements and provide solutions before production. We will produce samples for you upon your approval.

Q: How long is delivery time ?

A: Normally 15-20 working days after receiving your payment.

Q: How about warranty?

A: 1 year warranty.

We are looking forward to get more cooperation

Our team provides excellent customer service and support

● 24*7 fast response

● Provides technical assistance

● After-sales support

● Delivery time for sample orders is 15-25 days

● Delivery time for bulk orders is 25-30 days

Get in touch or visit us