Medical Devices 4s2p 14.8v Li-ion Battery Pack

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10 Sets pc
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7000 Pieces Per Month pc/month

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Product Description:


Medical devices 4s2p 14.8v li ion battery pack


1 high energy density

2 long life cycle

3 low self discharge




Basic Characteristics

Product Name

14.8V 4400mAh Li-ionBattery

Model No.


Cell Assembled Mode

18650 3.7V/2200mAh





Nominal Voltage


Max Charge Voltage


Over Charge Protection Voltage


Over-DischargeProtection Voltage


Over Current Protection

According to customer request

Max Charge Current


Max Discharge Current


Charge Temperature

0-45deg. C

Discharge Temperature

-20~60 deg. C

Storage Conditions

Temperature: -20~60 deg. C

Humidity: 45 ± 10%R. H


About 210g



Cycle Life

≥ 500



Main Service:

Offer OEM/ODM service

Different capacity battery cells for option: 2000mAh,2200mAh,2400mAh,2600mAh,2800mAh

Different brands of cell battery cell for option: SANYO,SAMSUNG, LG,SONY,PANASONIC etc

Customize all kinds of battery packs and modular designs

PCM& BMS use the latest American or Japanese clips


Packaging & Delivery

Packaging Details:1.Carton package; 2.Wooden cases package; 3.customized as customers' requirement

Delivery Detail:7-10 days after payment

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Q:Will ups battery backup time how to count?
Battery current / load total current = backup time, the load three-phase total current is 100A, the battery is 12V100AH, regardless of the number of blocks in series, parallel 2 group is 200/100 = 2 hours, if it is a group of batteries Is 100/100 = 1 hour, and so on.
Q:Will the battery 18650 battery capacity AH is how to count?
18650 battery capacity of 3.7V × 2200mAh = 8.14Wh, which know the three-core battery capacity 8.14 × 3 = 24.42Wh, four-cell battery capacity 8.14 × 4 = 32.56Wh, six-cell battery capacity of 8.14 × 6 = 48.84Wh.
Q:12V battery pack without protection board safe?
Can not. Resulting in lithium battery over discharge, affecting life.
Q:Why some ups battery pack to take the middle of the tap?
General high-frequency UPS battery pack will have a neutral line.
Q:Why is the battery in series with the battery pack?
The parallel connection is rarely used because the battery voltage can not be absolutely equal to bring the battery pack from the discharge problem.
Q:Three and 10 string battery pack What does it mean?
Three and three batteries is completely coincide, three positive together with three negative together.
Q:What are the characteristics of the series and parallel battery packs?
The current is equal to the sum of the cells, which can often be considered to increase the battery capacity and provide greater current.
Q:What about UPS and battery packs?
Know the delay time to calculate the battery specifications: load * delay time H / (coefficient 10.6 * a group of battery section) = 28000 * 0.5 / 32 * 10.6 = 41AH calculated the battery capacity, find a similar battery can be, this Configuration with a group of 32 38AH battery delay of about 30 minutes
Q:Note the battery pack
Avoid contact with corrosive substances, away from fire and heat sources.
Q:Electric car battery pack is 12V good or with 16V?
If directly from the price point of view, 12V more advantages.
It is engaged in the lithium battery R&D, production and sales, with high-tech enterprises import and export license and general taxpayer qualification. Main products are Medical Equipment battery, Electric Bike battery, Power Tool battery and Lighting battery etc. our products have passed ETL,CE,RoHs,REACH,MSDS,UN38.3 Certifications.

1. Manufacturer Overview

Location Guangdong,China (Mainland)
Year Established 2009
Annual Output Value US$2.5 Million - US$5 Million
Main Markets 20.00% Western Europe
15.00% Oceania
15.00% Northern Europe
10.00% South America
10.00% North America
10.00% Eastern Europe
10.00% Southern Europe
10.00% Domestic Market
Company Certifications CE

2. Manufacturer Certificates

a) Certification Name  
Validity Period  

3. Manufacturer Capability

a)Trade Capacity  
Nearest Port Shenzhen,Hongkong,Ningbo
Export Percentage 31% - 40%
No.of Employees in Trade Department 11-20 People
Language Spoken: English, Chinese
b)Factory Information  
Factory Size: 1,000-3,000 square meters
No. of Production Lines 3
Contract Manufacturing OEM Service Offered
Product Price Range High and/or Average