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

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OEM/ODM 3.6V 4000mAh 21700 Battery Factory With BMS Solution 1

OEM/ODM 3.6V 4000mAh 21700 Battery Factory With BMS Solution 2

OEM/ODM 3.6V 4000mAh 21700 Battery Factory With BMS Solution 3

OEM/ODM 3.6V 4000mAh 21700 Battery Factory With BMS Solution 4

OEM/ODM 3.6V 4000mAh 21700 Battery Factory With BMS Solution 5

OEM/ODM 3.6V 4000mAh 21700 Battery Factory With BMS Solution 6

OEM/ODM 3.6V 4000mAh 21700 Battery Factory With BMS Solution 7

OEM/ODM 3.6V 4000mAh 21700 Battery Factory With BMS Solution

3.6V 4000mAh 21700 Battery for Power Tools/Flashlight/RC/Headlamp

Model: Thor 21700NP37

Nominal voltage: 3.6V

Nominal capacity: 4000mAh(14.8Wh)

Input: 5V2A

Output: 2.75V~4.2V12A(Max)

Size: 21.5*75mm

Weight: 78g

Replacement Model:

Nitecore flashlight torch Series

ENERGIZER flashlight torch Series

LUMINTOP flashlight torch Series

Customized services:

MOQ 1000pcs

√ Custom Input & Output:

Top BAT+ & Top BAT-

Top BAT+ & Bottom BAT-

Bottom BAT+ & Bottom BAT-

√ Battery capacity

√ Battery appearance

√ Packaging method

Inquiry

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OEM/ODM 3.6V 4000mAh 21700 Battery Factory With BMS Solution 8

Focus on solving lithium battery pack management technology.

Huawen focus on intelligent lithium battery management solutions, adding more possibilities to the previous simple lithium battery packs and making new energy technology more accessible to the people.

OEM/ODM 3.6V 4000mAh 21700 Battery Factory With BMS Solution 9

Preferred A-grade Battery

Thor 21700NP37 battery is known for its sufficient power and continuous stability. It uses advanced cell technology and material science to ensure stable and reliable power output even in high-intensity usage scenarios. Thor 21700NP37 battery has excellent safety performance. Built-in multiple protection mechanisms effectively prevent potential risks such as overcharge, over-discharge, short circuit and high temperature, ensuring absolute safety during use.

OEM/ODM 3.6V 4000mAh 21700 Battery Factory With BMS Solution 10

Smart Circuit Protection

Thor 21700NP37 battery has multiple protections to protect your power safety. Safe and leak-free, it has undergone strict quality testing. OVP/UVP/OCP/OCC/OTP/TC/CVCC

OEM/ODM 3.6V 4000mAh 21700 Battery Factory With BMS Solution 11

Does Thor 21700NP37 battery cause environmental pollution?

Thor 21700NP37 lithium battery does not contain toxic substances such as mercury, cadmium, lead, etc., and is harmless to the environment. There is no memory effect, and Thor 21700NP37 lithium battery does not need to be discharged before charging, which is convenient to use.

OEM/ODM 3.6V 4000mAh 21700 Battery Factory With BMS Solution 12

What are the main applications of Thor 21700NP37 battery?

Thor 21700NP37 batteries are widely used in various electrical appliances. From outdoor adventures, home emergencies to professional scenes, you can find Thor 21700NP37 batteries, which will become your trusted energy solution.

Kind tips

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Do not install the battery with the positive and negative poles reversed, disassemble it, or place it together with metal objects such as keys.

When the battery is about to run out, please charge it as soon as possible, otherwise the battery will be scrapped. The battery should be charged at least once if it is idle for 1 month.

Please store the battery in a dry environment at room temperature and keep it out of the reach of children.

If battery leakage occurs, please clean the contaminated skin and clothing with clean water in time. If the situation is serious, please seek medical attention in time.

Please use a regular charger to charge the battery. Do not overcharge or overdischarge the battery during use.

Keep away from heat and fire sources, and do not modify the battery.

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