Hot New Products JHY cylindrical 21700 3.7V rechargeable lithium battery

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Price:$2.55 - $2.59
Price in USD:Details


Product Overview



Hot New Products JHY cylindrical rechargeable lithium battery 3.7V 4000mAh Battery accessories

Product Description

No. Item   Specification Remarks
1 Brand Name   JHY or OEM  
2 Model NO.   JHY-INR21700C4000  
3 Nominal Capacity   4000mAh 0.2 C5A discharge
4 Nominal Voltage   3.7V  
5 Discharge Voltage (Min.)   2.5v  
6 Charging Voltage (Max.)   4.2v  
7 Charging Current (std.)   0.2 C5A  
8 Discharging Current (Max. continue)   3 C5A  
9 Discharging Current (Max. temporary)   5 C5A  
10 Charging Temperature & Humidity   0℃ ~ +45℃   45~85%RH  
11 Discharging Temperature & Humidity   -20℃ ~ +60℃ 45~85%RH  
12 Battery storage and transportation environment temperature & humidity ranges Min. 1 month -20℃ ~ +60℃ 45~85%RH  
Min. 3 months -20℃ ~ +45℃ 45~85%RH  
Min. 12 months -20℃ ~ +25℃ 45~85%RH  
13 Battery Type   Li-ion battery 21700 4000mAh  
14 Internal Impedance    ≤20 mΩ  
15 Protection Functions   Over charge, Over discharge,
Over load, Short Circuit
16 Size   21*70mm Recommend or Customize
17 Weight   Approx. 70g PVC/ABS package
18 Cycle Life   1000 times  
19 Warranty   12 months  

All lithium ion battery PACK 18.5V series with 3.7v 4500 mAh 21700 cell as below.
Model Voltage Capacity Size/Weight(package)  
JHY-INR5S1P 18.5V 4.0Ah 125*25*75mm or Customized  
JHY-INR5S2P 8.0Ah Recommend or Customized.   
JHY-INR5S3P 12.0Ah The Lithium ion battery PACK can packing with PVC/Plastic box/Iron box that size/weight is according to the battery solution/specification.  
JHY-INR5S4P 16.0Ah  
JHY-INR5S5P 20.0Ah  
JHY-INR5S6P 24.0Ah  
JHY-INR5S7P 38.0Ah  
JHY-INR5S8P 32.0Ah  
JHY-INR5S9P 36.0Ah  
JHY-INR5S10P 40.0Ah  
JHY-INR5S20P 80.0Ah  
Typical Advantage of JHY's lithim ion battery PACK:        

Typical Advantage of JHY lithium Ion battery:   

1. Safer: Triple protection designs to prevent short-circuit inside the cell.
2. Real and high capacity, Low self-discharging, no memory effect.
3. Longer cycle life more than 1000 times @80% capacity retain.
4. Large batch production, offering very similar cells for rating.



Company Profile


_03.jpgJHY Company advantages:

1. 3 Factories,1500+professional workers
50,000 square meters factory area
1,400,000pcs lipo battery production capacity


2. 15 Years Rich Experience
Focused on the lithium battery's production & development & Innovation 15 years.


16 innovation patents,65 utility patents, 100+ R&D engineer team
Advanced testing equipment & comprehensive testing center


4. Quality Assurance
100+QC staff, 100% inspection
Grade 10,000 dust-free plant
Strictly implyment ISO9001, ISO14001, OHSAS18000
MES system tracing real-time each order


5. Outstanding Service
7/24 service,Quick respond within 24 hours
USD1,000,000$ Product liability insurance
Complete after-sales policy & team deployment assure the pleasant cooperation.

Product Overviews




Packaging & Shipping







Q1:How about the quality and safety of your battery?

A1:All batteries we used Brand A grade cell&high quality buil-in BMS and they have 10 steps testing during the whole production to ensure the quality.


Q2:How long warranty do you offer?

A2:General speaking,we offer one year warranty for battery.But depends on products, some products having 5 years warranty. Contact us for more details.

Q3:What is your lead time?

A3:Generally speaking,our lead time is 30 days after confirmation on the order based on 5k-10k.


Q4:I can't find any models fit for our products,how could I do?

A5:Every week we make some new models but don't update in time.Please send us the dimension range(length width thickness)and capability.We will check these ones haven't been showed online.Besides we can provide you customized battery.


Q5:How can we guarantee quality?

A5:Always a pre-production sample before mass production.Always final Inspection before shipment.


Q6:What is your payment method?

A6:We accept payment Trade Assurance Order online by Alibaba,T/T, U/L, Western Union etc.


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