OEM 3.2/3.6v 40ah lithium lifepo4/nmc battery cell for EV factory
Dear customer,
We are an manufaturer specialized in lithium battery used for EV,E-Bike,Golf Car,Mail Truck,UPS and solar energy storage.
Customization is available.
Feel free to contact me
Features of Our Battery
1.Extremely safe
2.Lighter weight
3.Larger capacity
4.Small Independence
5.Excellent discharge cycle characteristics
6.No memorial effect
7.Speedy Charge
Battery cell specification
(More is in research)
| Model NO. | Capacity(mah) | Demension(mm)H*W*L | Weight(g) | I.R.
(mΩ)≤ | Voltage(V) | Discharge cut-off voltage(V) | Max.charge current(A) | Normal charge current(A) | Discharge rate | Operation temperature | Lifespan(times)≥ |
|
| F9088178 | 12500 | 9.0*88.5*179.5 | 280 | 2.5 | 3.2 | 2.5 | 12.5 | 12.5 | 3C | -20~60ºC | 2000 |
| T8088178 | 12500 | 8.0*88.5*179.5 | 260 | 2.2 | 3.6 | 3 | 12.5 | 12.5 | 3C | -20~60ºC | 1500 |
| F90137232 | 25000 | 9.0*160.5*228.5 | 550 | 1.8 | 3.2 | 2.5 | 25 | 25 | 3C | -20~60ºC | 2000 |
| F90160227 | 30000 | 9.0*160.5*228.5 | 640 | 1.6 | 3.2 | 2.5 | 30 | 30 | 3C | -20~60ºC | 2000 |
| F95145265 | 33000 | 9.5*145.5*226.5 | 700 | 1.5 | 3.2 | 2.5 | 33 | 33 | 3C | -20~60ºC | 2000 |
| T85188236 | 40000 | 8.5*188.5*236.5 | 795 | 1.5 | 3.6 | 2.75 | 40 | 40 | 3C | -20~60ºC | 2000 |
Pack scheme:
(pls feel free to mix and match the voltage and capacity)
| In series | In parallel |
| required quantity | reached voltage | required quantity | reached capacity |
| 4s | 12v | 1p | 12.5/25/30/40ah |
| 8s | 24v | 2p | 25/50/60/80ah |
| 10s | 32v | 4p | 100/200ah |
| 15s | 48v | more | ... |
| 20s | 64v |
|
|
| 22s | 72v |
|
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| more | ... |
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72v 40ah battery pack for example:
Specification
72V 40Ah lithium polymer battery pack |
| Mechanical | Cell & Method | Ternary/(NiCoMn)O2, 19S1P |
| Dimension(D*W*H) | 253.5*191*169MM |
| Weight | 15.8KG |
| Electrical Characteristics | Rated Capacity | 40Ah |
| Min Capacity | 39Ah |
| High Rate Discharge Capacity | > 90% Rated Capacity |
| Discharge Capacity @ -20ºC(-4ºF) | > 70% Rated Capacity |
| Norminal Voltage | 68.4V |
| Open Voltage | 74-76V |
| Load Voltage | ≥ 52.25V |
| Energy | 2736Wh |
| Internal Impedance(@ 1000Hz.) | ≤ 50mΩ |
| Cycle Life | >1000 Cycles @ 3C 100% DOD |
| Months Self Discharge | ≤ 5% @ 25ºC(77ºF) |
| Efficiency of Charge | 100% @ 1/3C |
| Efficiency of Disharge | 95% @1C |
| Standard Charge | Max Charge Voltage | 79.8V |
| Charge Cut-off Voltage | 79.8V |
| Charge Current | 1/3C, 13.3A |
| Max Charge Current | 40A |
| Standard Discharge | Standard Current | 40A |
| Max Discharge Current | 3C, 120A |
| Discharge Cut-off Voltage | 52.25V |
| Environmental | Charge Temperature | 0 ºC to 45ºC(32ºF to 113ºF) @ 65±20%Relative Humidity |
| Discharge Temperature | -20ºC to 60ºC(-4ºF to 140ºF) @ 65±20%Relative Humidity |
| Storage Temperature | ≤ 1 Month, -20ºC to 60ºC(-4ºF to 140ºF) @ 65±20%Relative Humidity |
| ≤ 6 Month, -20ºC to 30ºC(-4ºF to 80ºF) @ 65±20%Relative Humidity |
Uniqueness of Our Production Technique
1. Package program:Battery +BMS (Responsible attitude)
to ensure the high consistency of battery cell and BMS
thus guarantee the safety of battery pack.
2.Unique parallel-series connection (Mature technique )
to ensure BMS to control the operating state of each battery.
3.Wireless structure in battery packing (Original patent)
to prevent the fire or short circle caused by wire damage.
4.Specialized encoding software (High automation)
to eradicate the possible human error.
Service provided by Us
1. | Customization is warmly welcome |
| 2. | Sample is available |
| 3. | Delivery time: 10~25 working days after order confirmed |
| 4. | Quality Assurance: UL,CE,RoHS,UN |
| 5. | Warranty for 1 years, Solve promptly if any problems happen |
Factory Profile
Melsen New Energy Co.,Ltd is a leading hi-tech enterprise combining technical research, development, manufacture and marketing. We are specialized in researching, designing and manufacturing lithium ion batteries,LiFePO4 batteries,etc.
1- Good knowledge on different market can meet special requirements.
2-5 doctoral supervisors, 20 senior manager, 60 engineers and more than 200technians who
have got a bachelor degree or above. more than 500 workers .
3-produce 5k pcs ebike battery per month.
4-have full automation production linea and there are only 3 factories has full automation production line in china. Each production line costs almost 100,000USD.
5- Rich experience on manufacture field with many years' product Lithium battery Pack
Welcome to visit our factory and see all production lines.
More information,please feel free to contact me
Rebecca Gong
Tel:86 15773256831
Melsen New Energy is a subsidiary of Melsen Group. It is profession in researching, developing, producing and marking high quality Li-ion polymer battery. With its leading technology and excellent manufacturing leave, Melsen New Energy promoting the "Innovation Industrialization" process of the car energy field.
Melsen located in Melsen Industrial Park, Economical developing zone in Ningxiang, Hunan. With 50 million registered capital, 120, 000 national standard workshop area. The first annual production capacity is 0.25 billion kwh, 1 billion of the next annual.
There are 5 doctoral supervisors, more than 20 senior executives. Besides, there are 60 engineers who are responsible for reserching and developing lithium battery, battery management, electronic control. 200 technicists and managerial people have undergarduate diploma. And in our company, a state-of-the-art and standard factory has been built, which is equipped with completely automative production line. We passed ISO9001 quality management system certification, ISO14001 environment system certification, OHSA18001: 2007 occupational health and safety management system certification and TS16949 quality management system certification, etc.
Our product passed CE, RoHS, UL certification to ensuring the performance and security. At the same time with well-established after-sales service system.
The Company battery core product is soft package of power batteries. Positive electrode material divided into ternary and lithium iron phosphate. PACK products mainly for car emergency starting, motorcycle-car start, hybrid electric vehicles, electric vehicles and communication energy storage.
Our Company has a high degree of automation through introducing domestic and foreign advanced production equipment to reduces the influence of the human factor and effectively improves product consistency; We strengthen the production process quality control online by increasing the process on-line detecting instrument and improve the speed of the flow of products, control process environment and improve product performance by optimizing the production process.
Company established a regular exchange mechanism and laboratory with Leading Universities.
Looking into the future, our company will continuously adhere to the quality policy of "Being innovative and perfect to pursue flawlessness; Keeping improving to satisfy customer needs". Besides, our company keeps self-initiative and strives for excellence to create more values for clients through top-notch technologies, first-class products, outstanding brand and the best services. Scientific innovation is the basic of an enterprise and to meet customers' needs is our ultimate goal.
The company takes science and technology as the first productivity and makes a full range of strict control of product safety. At the same time, the enterprise make excellent management, advanced network business model as a key output and development way. Our company also shoulders the social responsibility and its mission to build a new energy colossus, ultimately being international.
Melsen jump starter, the advocate of green energy, is the leader of environmentally friendly rechargeable battery with high quality! Melsen jump starter is your Best Choice!
Melsen New Energy starts a new world!
Melsen power lithium battery is the only battery that can be used to jump start vehicle in anywhere all over the world.
