popular lithium battery 21700 7.4v 5000mah rechargeable li ion batteries with 1 year warranty
- group name
- Li-ion Battery
- Min Order
- 2 piece
- brand name
- POEAE
- model
- 21700 7.4v 5000mah
- Nearest port for product export
- Hongkong, Shenzhen, Guangzhou, Ningbo
- Delivery clauses under the trade mode
- FOB, CFR, CIF, EXW
- Acceptable payment methods
- T/T, L/C
- update time
- Wed, 27 Apr 2022 17:08:35 GMT
Paramtents
Warranty 1year
Anode Material NCM
Color Blue
OEM/ODM Available
Shipping Express Air Sea
Cycle life Over 300 times
PCB/wire/connector Available
Structure 2S1P+PCM
Item Number POEAE-L-652
Keywords 21700 batteries
Packging & Delivery
- 10cm x8cm x5cm
-
Min Order2 piece
Briefing
Detailed
Main parameters of 21700 batteries
|
1 |
Battery cell model |
21700 |
|---|---|---|
|
2 |
Combination |
2S1P+PCM |
|
3 |
Nominal voltage |
7.4V |
|
4 |
Nominal capacity |
5000mAh |
|
5 |
Standard discharge current |
0.2C |
|
6 |
Max discharge current |
1C |
|
7 |
Standard charge current |
0.2C |
|
8 |
Fast charge current |
0.5C |
|
9 |
Connector/Terminal |
XT60 female |
|
10 |
Over discharge cut off voltage/series |
6.0± 0.06V |
|
11 |
Over charge protection voltage/series |
8.4 ± 0.03V |
|
12 |
Discharge working temperature |
-20-60°C |
|
13 |
Charge working temperature |
0-45°C |
|
14 |
Recommended storage temperature |
23 ± 5°C |
|
15 |
Flow value |
12A |
|
16 |
Weight |
about 144g |
|
17 |
Size |
L*W*H= 74*42*20mm |
保护板电路图
Not clear parts and invisible parts
The 7.4vdc 2200mah li-ion battery usually includes high end battery cells, PCM, label and electric wires all parameters related are customized according to your request.
Battery production flow
The typical applications of this 21700 batteries are electric shaver, physiotherapy and electronic scale.
This series of 6.4V&7.4V lithium batteries can be widely used in:
Wireless speakers, POS machines, flashlights, communication equipments, payment terminals, heated clothes, medical Analytical instruments, medical electric bone drill, engineering test machine, Data receiving apparatus, portable speaker products, industrial computer.....
Our certificates of some batteries for reference
We got ISO9001 certification, some batteries are SGS, CE, PSE, KC, UL, IEC, RoHs and UN38.3 certified, MSDS can be provided.If the 21700 batteries you want doesn't have current certification, we could apply for you.
There is always a suitable way for you!
We could arrange sea, air and express (UPS, DHL, FEDEX, TNT, EMS, etc.) transportation for 21700 batteries, with 10 years experience and trustworthy forwarder partners, shipment won’t be a problem.
T/T, Paypal, credit card, western union andL/C payment are acceptable, choose a convenient way for yourself!
Company picture & brief introduction
Established in 2007, Dongguan Liliang Electronics Co., LTD is a high-tech enterprise which is set R&D, manufacture and sales in a body. We mainly engaged in custom Li-ion battery packs, Li-polymer battery packs, LiFePO4 battery packs and chargers, OEM&OEM are available. We established firm business relationship with more than 1000 companies in domestic and overseas, registered our own brand“POEAE”, and have rich experience in research, development and manufacture batteries, you may save much more time and cost by ordering directly from us.
Why choose us?
1. Have been engaged in custom battery since 2007
2. Provide sample for free if amount less than USD5
3. Never exaggerate battery capacity
4. Battery management systems/PCMs are with the same quality as Seiko
5. Finished battery safety performance could reach UL, CE, KPS, KC, etc. testing standard
6. Got ISO9001 quality system certification
7. 5S factory with dust-free workshop
8. Process design far exceeds battery industry standard
9. 100% quality inspection
10. One year warranty, 10 years maintenance
Customer visiting & main markets
Our main markets are North America, Europe, Japan, Korea, and other countries in east Asia, etc.
1. Q: Do you have current sample in stock?
A: Usually we don’t have, because different customers have different requests, even the voltage and capacity are the same, other parameters maybe different. But we could finish your sample quickly once order confirmed.
2. Q: What’s the delivery time for mass production?
A: Usually 25-32days, it depends on the quantity, material, battery cell model and so on, we suggest to check delivery time case by case.
3. Q: What kind of certificates could you provide for the battery?
A: It’s custom-making design, no current certificate, but we could apply CE, UL, UN38.3 and other related certificates for you, but the certificates fee needs to be paid by you, if your quantity is big enough, certificates fee could be refunded.
4. Q: Do you offer charger for battery?
A: Yes, we do. If you also need charger, please mention it when sending inquiry, kindly note that our charger cost is not included in the battery cost.
5. Q: Are you manufacturer or simply trading company?
A: We are manufacturer, and we sincerely welcome you to visit our factory!
We do custom battery, if there's no suitable design for you on our website, just take the CUSTOM TABLE on the website for reference or contact us directly to confirm the necessary parameters, we will customize a suitable one for you!