US $1.331000 - 3000 piece
US $1.163001 - 5000 piece
US $1.075001 - 10000 piece
Paramtents
Warranty 1 year
Maintenance 10 years
Main color Silvery grey
OEM/ODM Available
MOQ 1000pcs
Packing Carton packing
Item Number POEAE-L-183
Keywords 3.7v 400mah rechargeable battery
Packging & Delivery
Min Order1000 piece
Briefing
Detailed
Main parameters of 3.7v 400mah rechargeable battery
1 | Battery cell model | 602040 |
2 | Combination | 1S1P+PCM |
3 | Nominal voltage | 3.7V |
4 | Nominal capacity | 400mAh |
5 | Standard discharge current | 0.2C |
6 | Max discharge current | 1C |
7 | Standard charge current | 0.2C |
8 | Fast charge current | 0.5C |
9 | Inner resistance | 205mohm |
10 | Over discharge cut off voltage/series | 2.4 ± 0.06V |
11 | Over charge protection voltage/series | 4.25± 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 | 2.5A |
16 | Weight | about 7.6g |
17 | Size | L*W*H= 41*20*6mm |
Protection board circuit diagram
Not clear parts and invisible parts
The 3.7v 400mah rechargeable battery usually includes high end batterycells, PCM, electric wires and connectors, all parameters related are customized according to your request.
Battery production flow
The typical applications of this 3.7v 400mah rechargeable battery are attendance& access system,alcohol content tester, led cap light.
The series of 3.2V&3.7V lithium polymer batteries can be widely used in:
Flashlights, POS machine, fishing equipment, smart phone, bluetooth headest, loundspeakers, traffic tester, curing light, portable EGC monitor, portable oxygen making machine, portable outdoors speaker, vehicle intelligent terminal, LED light, handset, …
Common models of lithium polymer battery
Capacity less than 1000mAh
NO. | model | capacity(mAh) | voltage(V) | resistance(mΩ) | measurement(L*W*H ±0.5mm) |
1 | 102443 | 950 | 3.7 | 70 | 43*24*10 |
2 | 303030 | 200 | 3.7 | 150 | 30*30*3 |
3 | 401020 | 55 | 3.7 | 220 | 20*10*4 |
4 | 402030 | 180 | 3.7 | 120 | 30*20*4 |
5 | 402530 | 250 | 3.7 | 120 | 30*25*4 |
6 | 452048 | 380 | 3.7 | 110 | 48*20*4.5 |
7 | 502030 | 250 | 3.7 | 120 | 30*25*5 |
8 | 502340 | 420 | 3.7 | 112 | 40*23*5 |
9 | 502535 | 400 | 3.7 | 110 | 35*25*5 |
10 | 502847 | 600 | 3.7 | 80 | 47*28*5 |
11 | 503035 | 500 | 3.7 | 80 | 35*30*5 |
12 | 503040 | 500 | 3.7 | 80 | 40*30*5 |
13 | 503040 | 600 | 3.7 | 80 | 40*30*5 |
14 | 522438 | 400 | 3.7 | 110 | 38*24*5.2 |
15 | 552535 | 400 | 3.7 | 110 | 35*25*5.5 |
16 | 553048 | 800 | 3.7 | 75 | 48*30*5.5 |
17 | 602020 | 180 | 3.7 | 120 | 20*20*6 |
18 | 602030 | 300 | 3.7 | 100 | 30*20*6 |
19 | 602040 | 400 | 3.7 | 100 | 40*20*6 |
20 | 602045 | 500 | 3.7 | 80 | 45*20*6 |
21 | 602535 | 500 | 3.7 | 80 | 35*25*6 |
22 | 603030 | 520 | 3.7 | 80 | 30*30*6 |
23 | 603030 | 550 | 3.7 | 80 | 30*30*6 |
24 | 603035 | 600 | 3.7 | 80 | 35*30*6 |
25 | 603048 | 800 | 3.7 | 75 | 48*30*6 |
26 | 603443 | 900 | 3.7 | 70 | 43*34*6 |
27 | 703030 | 550 | 3.7 | 80 | 30*30*7 |
28 | 742640 | 800 | 3.7 | 75 | 40*26*7.4 |
29 | 751860 | 720 | 3.7 | 78 | 60*18*7.5 |
30 | 751860 | 780 | 3.7 | 76 | 60*18*7.5 |
31 | 802030 | 400 | 3.7 | 90 | 30*20*8 |
32 | 901860 | 950 | 3.7 | 70 | 60*18*9 |
33 | 932540 | 930 | 3.7 | 70 | 40*25*9.3 |
Capacity between 1000mAh and 3000mAh
NO. | model | capacity(mAh) | voltage(V) | resistance(mΩ) | measurement(L*W*H ±0.5mm) |
1 | 103040 | 1200 | 3.7 | 65 | 40*30*10 |
2 | 103450 | 1800 | 3.7 | 60 | 50*34*10 |
3 | 103560 | 2500 | 3.7 | 56 | 60*35*10 |
4 | 355780 | 1300 | 3.7 | 15 | 80*57*3.5 |
5 | 386888 | 1800 | 3.7 | 19 | 88*68*3.8 |
6 | 503759 | 1200 | 3.7 | 65 | 59*37*5 |
7 | 503759 | 1350 | 3.7 | 62 | 59*37*5 |
8 | 503860 | 1250 | 3.7 | 65 | 60*38*5 |
9 | 523450 | 1000 | 3.7 | 68 | 50*34*5.2 |
10 | 603450 | 1000 | 3.7 | 68 | 50*3.4*6 |
11 | 604045 | 1200 | 3.7 | 65 | 45*40*6 |
12 | 703048 | 1000 | 3.7 | 68 | 48*30*7 |
13 | 803040 | 1000 | 3.7 | 68 | 40*30*8 |
14 | 823291 | 2800 | 3.7 | 54 | 91*32*8.2 |
15 | 853048 | 1200 | 3.7 | 65 | 48*30*8.5 |
Capacity more than 3000mAh
NO. | model | capacity(mAh) | voltage(V) | resistance(mΩ) | measurement(L*W*H ±0.5mm) |
1 | 104167 | 3300 | 3.7 | 50 | 67*41*10 |
2 | 105080 | 5000 | 3.7 | 46 | 80*50*10 |
3 | 114077 | 4100 | 3.7 | 50 | 77*40*11 |
4 | 507097 | 4250 | 3.7 | 49 | 97*70*5 |
5 | 526897 | 4300 | 3.7 | 50 | 97*68*5.2 |
6 | 5566113 | 5000 | 3.7 | 56 | 113*66*5.5 |
7 | 605080 | 3000 | 3.7 | 53 | 80*50*6 |
8 | 606090 | 4000 | 3.7 | 51 | 90*60*6 |
9 | 6068116 | 6000 | 3.7 | 49 | 116*68*6 |
10 | 7050100 | 4000 | 3.7 | 51 | 100*50*7 |
11 | 7242125 | 3200 | 3.7 | 19 | 125*42*7.2 |
12 | 7566121 | 7000 | 3.7 | 45 | 121*66*7.5 |
13 | 8570170 | 10000 | 3.7 | 40 | 170*70*8.5 |
14 | 805080/83 | 4000 | 3.7 | 51 | 80/83*50*8 |
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 3.7v 400mah rechargeable battery 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 3.7v 400mah rechargeable battery, with 10 years experience and trust worthy 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 introductionEstablished 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!
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