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  • OEM factory 18650 3100mAh 40A rechargeable lithium battery EFAN 18650 3.7v battery with plastic case OEM factory 18650 3100mAh 40A rechargeable lithium battery EFAN 18650 3.7v battery with plastic case
  • OEM factory 18650 3100mAh 40A rechargeable lithium battery EFAN 18650 3.7v battery with plastic case OEM factory 18650 3100mAh 40A rechargeable lithium battery EFAN 18650 3.7v battery with plastic case
  • OEM factory 18650 3100mAh 40A rechargeable lithium battery EFAN 18650 3.7v battery with plastic case OEM factory 18650 3100mAh 40A rechargeable lithium battery EFAN 18650 3.7v battery with plastic case
  • OEM factory 18650 3100mAh 40A rechargeable lithium battery EFAN 18650 3.7v battery with plastic case OEM factory 18650 3100mAh 40A rechargeable lithium battery EFAN 18650 3.7v battery with plastic case
  • OEM factory 18650 3100mAh 40A rechargeable lithium battery EFAN 18650 3.7v battery with plastic case OEM factory 18650 3100mAh 40A rechargeable lithium battery EFAN 18650 3.7v battery with plastic case

OEM factory 18650 3100mAh 40A rechargeable lithium battery EFAN 18650 3.7v battery with plastic case

Product Description

Overview

Quick Details

Brand Name: EFAN

Model Number: 18650 3100mAh 40A

Battery Capacity(mAh): 3100

weight: 65g/pc, 60g/pc

size: 18650

Place of Origin: Guangdong, China

Color: blue&black

SKU: 1432

Continuous discharge: 25A

Fast Charge: 4.2V

Max dicharge: 40A

Internal resistance: 22-25mΩ

Skype: yfsales31

In stock: YES

OEM: Welcome

Supply Ability

Supply Ability: 1000000 Piece/Pieces per Week rechargeable 18650 battery

Packaging & Delivery

Packaging Details: EFAN gift box

Port: Shenzhen

Nominal Specifications


ItemCondition / NoteSpecification
CapacityStd. charge / discharge3100mAh
Nominal VoltageAverage of Std. Discharge3.70V
Standard ChargeConstant current1550mA
Constant voltage4.20V
End current(Cut off)50mA
Fast ChargeConstant current4000mA
Constant voltage4.20V± 0.05V
End current(Cut off)100mA
Max. Charge Voltage4.20V
Max. Charge Current4000mA
Standard DischargeConstant current500mA
Fast Discharge
End voltage(Cut off)2.5V
Max. Discharge Current
Max discharge40A
WeightApprox.Max. 48.0G
Operating TemperatureCharge0 ~ 50°C
Discharge-20~ 60°C
Storage Temperature1 month-20 ~ 60°C
3 months-20 ~45°C
1 year-20 ~ 20°C
Dimension(D)18.2 + 0.2/-0.3 mm
(H) 65.15 ± 0.2 mm

Application

18650 Batteries Usage: Flashlights, E-cigs & Vaping Mods, Power Tools, Solar lighting, emergency lighting, cordless phone, walkie talkie, blue tooth, etc.

18650 Rechargeable Batteries

Customer feedbacks

18650 Rechargeable Batteries

Packaging & Shipping

Packing: Paper Box package / colorful paper box / plastic gift box / EVA zipper box / Silicone case of Efan 18650 IMR Battery
Shipping: Usually we will provide Door To Door servive that have cooperate with UPS, DHL, FEDEX, TNT etc all year round, and guarantee the shipping price that we offer to you is the most favorable price among so many suppliers in China.
By Air or By Vessel through your forwarder is acceptable. if you have no forwader in China, we can find you cost-effective forwader for your reference if you needs.

18650 Rechargeable Batteries


Company Information

Yifang was first established in 2009 with our main focus on chargers and Li-ion rechargeable batteries including LiMn ( IMR), Nickel Metal Hydride (Ni-MH) and LiFePO4 batteries currently in use for many different applications today including Flashlights, E-cigs & Vaping Mods, Power Tools, Solar lighting, emergency lighting, cordless phone, walkie talkie, blue tooth, etc.

Efan Office show

18650 Rechargeable Batteries


Efan Factory

18650 Rechargeable Batteries

Global Exhibitions

18650 Rechargeable Batteries

Certifications

18650 Rechargeable Batteries

Our Services

1. 24hours' customer service
2. Free samples can be provided for you to test first
3. Small order welcome
4. Fast Lead time(samples within 1-2working days), decent order within 3-5working days after deposit or full payment.
5. Our QC department will check each Lithium ion battery one by one before shipment, 100% high quality guaranteed
6. Excellent after-sales service, if there is any quality problem, please contact us, free battery will be offered for each defective battery
7. Your customized brand for battery is welcome

FAQ

Q1: Are you factory?
A1: Yes, Our Efan factory establish in 2009, we focus on battery area, is a high-tech battery enterprise deal in develop, produce and sales

Q2: What certificates do you have?
A2: Our 18650 batteries are with CE, RoHS, SGS, CNAS, MSDS and UN38.3 certificated

Q3: Can i get samples to test first before place an order?
A3: Yes, free samples can be provided for you
Q4: What is the MOQ?
A4: For our Efan battery, the MOQ is 20pcs, small order is welcome too

Q5: Which payment ways are available?
A5: Efan payment terms are T/T, Western union, Paypal, trade assurance (accept 30%deposit payment in advance, balance 70% payment before shipment)

Q6: What is the lead time?
A6: For samples, delivery within 1-2working days
For bulk order, 3-5working days after deposit payment is confirmed

Q7: What's your quality warranty after sales?
A7: Our QC department will check each battery one by one before shipment, 100% high quality guaranteed
And Efan as a 10years' dependable battery brand, if there is any problem on quality, we will provide you free battery replacement for each defective battery