ShenZhen EPT Battery Co.,Ltd.
ShenZhen EPT Battery Co.,Ltd.
14.8V 4000mAh lithium battery pack for portable device
  • 14.8V 4000mAh lithium battery pack for portable device
14.8V 4000mAh lithium battery pack for portable device

14.8V 4000mAh lithium battery pack for portable device

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Basic Info
Basic Info
Product Description
Product Description
  • Product Details

Basic Specification

Capacity 4000mAh
Nominal Voltage 14.8V
Capacity >2500mAh
Nominal Voltage Other

Detail Description

1. Main Parameters:

Model:

EPT18650-4S2P

Nominal Voltage:

14.8V

Charge Cut-off Voltage:

16.8V

Discharge Cut-off Voltage:

9.6V

Nominal Capacity:

4000mAh

Standard Discharging Current:

Constant Current o.2C5A

Max. Discharging Current:

Constant Current 1.0C5A

Operating Temperature:

Charging: 0-45Centigrade Discharging: -20-60Centigrade

Dimension:

(Max) 20*112*137mm

Initial Impedance:

Less than 220mOhm(whole pack)

Cycle life:

More than 500 times

2. Storage Note:

Storage Temperature

And Humility

One month:

-20~60Centigrade,45~75%RH

Three month:

-20~45Centigrade,45~75%RH

Half an year:

-20~25Centigrade,45~5%RH

Storage capacity:

Less than 80% of initial capacity

3. Protection Function:

Short Circuit Test:

Passed

Over-charge Test:

Passed

Over-discharge Test:

Passed

Over-Current Test:

Passed

150C Thermal Shock Test

Passed

4. Safety Notes:

A. Keep the battery pack dry, do not throw it into water or wet it;
B. Keep the battery away from heat source(like fire or heater);
C. Do not throw the battery into fire, heat the battery or put the pack nearby the fire;
D. Forbid to hammer or trample the battery;
E. Disassembling the battery or pack in anyway is not allowed

5. Product Advantages:

A. Green product, environmentally friendly
B. long standby time
C. One year warranty
D. excellent safety performance
E. excellent storage performance and low self-discharge rate

F. long cycle life, no less then 500 times

 

 

6. Why EPT Battery?

A. We provide both single cylindrical li-ion battery cell and cylindrical li-ion battery packs

B. we manufacture products under quality control system ISO9001:2008

C. we only sell qualified products, battery cell or packs are all strictly tested and inspected

D. we provide OEM serviced

E. we have excellent R&D team support

F. we are factory-oriented company

G. no hesitate on reply and action

H. we provide good services on pre-sale, sale and also after sale

I. we supply one year warranty

 

7. Application Range:

A. Portable digital products: Laptop, camcorder, PDA, digital camera, portable DVD etc.
B. Household appliance: Walkie-talkie, cordless phone, Two-way radio, Electric toys, Electric bicycle, Emergency lighting
C. Military equipment: IR telescope
D. Medical devices
E. Small portable power tools

F. POS System, energy storage and supply devices, and etc.

 

8. Trade terms and delivery detail:

A. Samples are available and sending by Express (DHL, UPS, FEDEX, EMS, TNT, your optional)

B. We do business on the payment terms: T/T in advance, Western Union, confirmed irrevocable L/C

C. Our quotation are all based on FOB Shenzhen, China or Hong Kong, China

D. Delivery date: try order and small order often 10days upon receipt of your payment; heavy order often 20 days after receive your payment.

Additional Information

Payment Terms L/C, T/T, Others
Minimum Order 10000unit
Lead Time / Delivery Time 25 Day(s)
Sample Available YES
Delivery Details 30% deposit,the remaining before shipment
FOB Port Hong Kong,Shenzhen
Loading Info By sea,air or courier
Packing Info In carton or negotiate
Target Market(s) North America, Oceania, Southeast Asia, Eastern Europe, Africa(except Middle East), Hong Kong/ Macao/ Taiwan, Latin America, Japan & Korea, Mainland China, Western & Southern Europe, Northern Europe, Central & Southern Asia, Middle East

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