DDZ Technology Co., Ltd.| Manufacturer

DDZ Technology Co., Ltd.

[ Guangdong, China ]
Business Type: Manufacturer
Brand(s): DDZ
Main Markets: North America, Eastern Europe, Oceania, Mid East
Main Product: Electric Bike Battery, Transformer, AC Adapter, LED Light, Power Transformer, Swithiching Power Supply, Lithium Battery.
Year Established: 2003
Legal Representative: Jacky Sang
Factory Location: Shenzhen
Years OEM Experience: 3
Production Line Count: 3
Ownership Type: Corporation/Limited Liability Company
Employ Number: 101 - 500 People
Annual Sales Volume: US$2.5 Million - US$5 Million
Registered Capital: US$501 Thousand - US$1 Million
Export Percentage: 81% - 90%
Factory Size: 3,000-5,000 square meters
QA/QC: In House
Number of R&D Staff: 21 - 30 People
Number of QC Staff: 11 - 20 People
  • Onsite operations checked and legal status confirmed
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DDZ Technology Co., Ltd.

China Manufacturer with main products: Electric Bike Battery, Transformer, AC Adapter, LED Light, Power Transformer, Swithiching Power Supply, Lithium Battery.

Home  >Products Catalog > Lithium Battery > 18650 Lithium Ion Battery Pack with 1800mAh 7.4V

18650 Lithium Ion Battery Pack with 1800mAh 7.4V

FOB Price: 20.00 USD/Piece
Supply Ability: 10,000 Piece/Pieces per Day
Shipping: FCA Shenzhen or FOB HK
Payment Terms: L/C, T/T, Paypal, Western Union, others
In Stock
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Export Markets: North America, South America, Eastern Europe, Southeast Asia, Africa, Oceania, Mid East, Eastern Asia, Western Europe
Place of Origin: Guangdong in China
Packaging Details: Package: 130 Pcs Per Carton, 440*415*180mm (L*W*H), Gross Weight:8.6Kg/Carton

Specifications

18650 Lithium Ion Battery Pack with 1800mAh Nominal Capacity
Model Number:Li-ion ICR 18650-2S 
 
1. General:
Battery with safety circuit and wires
Cell: ICR 18650-2S
PCM: G3J (Kayo)
ID: fuel gauge DS2781E
Configuration: 2S
Weight: approx. 90g 
 
2. Electrical Specification:
Nominal Voltage: 7.4V
Rated Capacity: 1750 mAh min, 1800 mAh typical
Watt-hour rating: 11 Wh
Charging Method: Constant Current + Constant Voltage
Max. Charge Voltage [V]: 4.20 (+/- 50mV)
Max. Continuous Charge Current: 1800 mA
Rec. Charge cut off: by current 26mA or timer 2.5h
Max. Continuous Discharge Current: 1800 mA
Rec. Discharge cut off: 3V
Exp. Cycle Life: 400 cycles above 85% of initial cap.(1C at 20 degree centigrade)
Cell protection
Overcharge Detection: 4.35+/-0.025V
(0.5 to 1.5 sec. delay, resume 4.15+/-0.05V or atdischarging current)
Overdischarge Detection: 2.30+/-0.05V
(0.1 to 0.2 sec. delay, resume 2.90+/-0.1V)
Overcurrent Detection: 5.5A to 7.5A (5 to 30msec. delay atdischarge) 
 
3. Ambient Conditions
Temperature Range
- Charge: 0 to +45 degree centigrade
- Discharge: -20 to +60 degree centigrade
- Charge Retention/Storage [%]: 1 year at -20 to +25 degree centigrade
                                                     3 month at -20 to +45 degree centigrade
Humidity: 65+/- 20% RH 
 
4. Environmental and Safety
The cell is approved according UL 1642.
This battery meets the requirements of Battery Directives and the RoHS, CE, FCC, ISO 9002 certificate. 
 
5. Package
Package: 130 Pcs Per Carton
Parton dimension: 440*415*180mm (L*W*H)
Gross Weight:8.6Kg/Carton

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