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Grade A Lifepo4 Cells 18650 Lfp 3.7V 2900mAh Lifepo4 Cylindrical Battery Cell

Grade A Lifepo4 Cells 18650 Lfp 3.7V 2900mAh Lifepo4 Cylindrical Battery Cell

Brand Name:Welsonpower
Certification:CE, UL, MSDS, UN38.3, MSDS
Model Number:3.2V 1.5Ah
Minimum Order Quantity:200pcs
Delivery Time:30-45work days
Payment Terms:L/C, D/A, D/P, T/T, Western Union, MoneyGram
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Address: 7thFloor , B2 Building ,No.82 Dicui Road ,Binhu District
Supplier`s last login times: within 24 hours
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Product Details Company Profile
Product Details

High Quality 3.7V 2900mAh Li-ion 18650 Cylindrical Battery Cells


BIS LiFePO4 Battery Cell

,

6000mAh LiFePO4 Battery Cell

,

BIS 32700 Lifepo4 Cells


BIS LiFePO4 Battery Cell


WelsonPower BIS Approved 3.2V 6Ah 6000mAh LiFePO4 Lithium Battery Cell


Product Description


Feature

1. Lighter weight with larger capacity compared with Lead-acid battery.

2. No toxic material contained,which is environmentally friendly.

3. Durable:With deep cycle, which can reach more than 3000 cycles.

4. Excellent performance under high temperature operationg situation.

5. Without memory effect, with high rentention rate and low-self discharge rate.


Nominal Voltage3.2V
Nominal Capacity6Ah
Energy19.2Wh
Internal Resistance≤10mΩ
Cycle Life>3000 cycles@1C 100% DOD
Months Self Discharge<3%
Efficiency of Charge100%@0.5C
Efficiency of Discharge96-99% @1C
Charge Cut-off Voltage3.65±0.2V
Charge Mode0.2C to 3.65V, then 3.65V charge current to 0.02C(CC/CV)
Recommend Charge Current1.5A
Max. Charge Current6A
Max. Continuous Discharge Current6A
Max. Pulse Current12A(10S)
Discharge Cut-off Voltage2.5V
Charge Temperature0ºC to 45ºC(32F to 113F)@60±25% Relative Humidity
Discharge Temperature-20ºC to 60ºC(-4F to 140F)@60±25% Relative Humidity
Storage Temperature0ºC to 40ºC(32F to 104F)@60±25% Relative Humidity
Water Dust ResistanceIP54
Cell&Method1S
PackagePVC
Dimensions(in./mm.)Diameter: 32mm; Height: 70mm
Weight(lbs./kg.)145g

Product Images



Product Advantages


1. Professional technical team: WelsonPower’s R&D technical team has received more than 20 inventions and application patents.

2. Unique pack technique: WelsonPower possesses special pack technique to batter protect the battery cell and increase the life span of the battery pack.

3. Safety certification guarantee: Most batteries have been certificated according to international standard including CE, MSDS, UN38.3, UL etc..

4. Professional sales team: WelsonPower possess well-trained sale team that help clients addressing difficulty meeting during battery selecting and battery using.

5. Punctual delivery: WelsonPower has strict production plan to promise punctual delivery of the goods.

6. Perfect after-sales service: WelsonPower has a professional QC team which applies strict quality control on production and provide perfect after-sales service to clients.


Deep cycle/recycle lithium battery

We current main produce 18650/26650/21700/30700/4680 lithium ion cell and lithium iron phosphate cell,Lithium-ion batteries have a theoretical lifespan of about 800 cycles,and for lifepo4 cell,the cycle life around 1500-2000 times


BATTERY WITH PCM
The PCM main IC we used Japan Seiko IC,it has Over-charge,over-discharge,over-current and short-circuit Protection function.The PCM also can customized to your request,such as add PTC, NTC,and with cell balance function.


FINISHED BATTERY WITH PCM


Finished battery usually it is with PCM.Wire, and connector,it used for Bluetooth speaker, led light,solar street light and other digital device.



Applications

We Are Real Factory!!!

1 good quality, experience with famous brands

2 OEM service for customized battery

3 26650 cell(2000 times cycle 3 life.after 2000 tims,still keeps 80%of inital capacity

4 Our certification is complete

5 Sample order(<10 pcs) is available---helps you test the quality with "O"risk

6 12 month wanrranty---replace one by one if there is any quality problem

7 In the field of batteries Have more than 10 year professional experience



Production Line

Packaging & Shipping


Package:

With high quality pearl wool, UN cartons / Plywood, plastic pallet.


Shipping:


By air, by sea, by express, railway transportation and so on.


1. Shippment to USA:By sea+Express(DDP,Tax free)

ETD:5-8 days
ETA:25-35 days after sailing(This is the delivery time for most orders. Please wait patiently or contact us online)
The tracking will be updated after pick up by local express.Usually it will take around 15-25 days after sailing.


2. Shipment to EU:By railway+Express(DDP,Tax free).Except Switzerland,Romania


ETD:5-8 days
ETA:30-45 working days after shipping(This is the delivery time for most orders. Please wait patiently or contact us online)
The tracking will be updated after pick up by local express.Usually it will take around 25-40 working days after shipping.


3. We can't deliver the following address directly:


USA: Military address and PO box address are not acceptable;

Puerto Rico, Virgin Islands, Guam, Alaska Note: Hawaii does not include customs duties and requires additional freight, Please contact us online.
Portugal: Azores and Madeira
Spain:Canary Islands, hueda and melilia
Russia: Kamchatka Peninsula
Other:Some remote areas not listed,Please provide shipping address and zip code to to us to check.

FAQ


Q1: What is your MOQ?
A1: Generally speaking, our MOQ is 100 pieces, which varies with different products.


Q2: Are these batteries brand new?
A2: Yes, all of these batteries we provide are brand new


Q3: Are the cells I bought balanced?
A3: we know the importance of maintaining the consistency of each cell in the battery pack, so we will match and balance all cells to ensure that the internal resistance, voltage, and capacity of cells are completely matched and balanced before delivery. This process is very necessary.


Q4:: I am a distributor. Can I cooperate with the battery warehouse for a long time?
A4: Yes, Individual pricing for large scale projects and wholesale demand is available


About US

WelsonPower


Welson Battery Company, a world leader in deep cycle battery technology, has been at the forefront of superior deep cycle battery development since 2003. The Deep Cycle Flooded LFP Battery is specifically designed for use in golf carts, solar applications and more. Welson's decades of experience, ongoing research, and commitment to quality are evident in every deep cycle battery they produce.
The WelsonPower advantage lies in their ability to provide dependable, long-lasting, continuous power and exceptional value. This is true for every deep cycle battery with the distinct nice case. Although flooded lead-acid batteries have the longest history of use in solar electric applications and are still utilized in most stand-alone alternative energy systems, they do require regular maintenance in the form of watering, equalizing charges, and keeping the top and terminals clean, in order to reap the benefits of longer lifespan and lower cost per amp-hour.

Newest technology,new idea,heard-working and honest people.


Focus on lithium rechargeable battery,BMS,Balancer,charger and relative products.

Main application:electric bicycle,scooter,motorhome,AGV,solar/wind system,Energy storage system,truck and so on.s:

We promise"real"lithium capacity

We promise“100%“ refund for any quality problem

We promise”100%“ replacement for any shipping damage

We promise lifetime fast technical supportCustomers‘ satisfaction is our endless pursuing.



China Grade A Lifepo4 Cells 18650 Lfp 3.7V 2900mAh Lifepo4 Cylindrical Battery Cell supplier

Grade A Lifepo4 Cells 18650 Lfp 3.7V 2900mAh Lifepo4 Cylindrical Battery Cell

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