
Description | Unit | Specification | Remark |
Rated Capacity | mAh | 5600 | Battery Pack |
Nominal Voltage | V | 14.8 | Battery Pack |
Charge cut-off Voltage | V | 16.8 | Battery Pack |
Discharge cut-off Voltage | V | 11.0 | Battery Pack |
Slow charge current | mA | 560 | Battery Pack |
Standard charge current | mA | 2800 | Battery Pack |
Quick charge current | mA | 5600 | Battery Pack |
Standard discharge current | mA | 2800 | Battery Pack |
Quick discharge current | mA | 1400 | Battery Pack |
Max. continuing discharge current | mA | 16000 | Battery Pack |
Max. pulse discharge current | mA | 160 | Battery Pack |
Weight | g | About 41.5 | For reference only(Cell) |
I.R. | mΩ | ≤20 | AC Impedance, 1000 Hz(Cell) |
Item | Test Item | Specification | Test condition |
4.6.1 | Discharge performance | Capacity @ 0.5ItA discharge / Capacity @ 0.2ItA discharge ≥95%; Capacity @ 1.0ItA discharge / Capacity @ 0.2ItA discharge ≥90%; Capacity @10.0ItA discharge / Capacity @ 0.2ItA discharge ≥80% | Under the conditions:23±2℃,65±5%RH, stand charge first, then discharge with 0.2C to 2.75V/cell;and then standard charge, then discharge with 0.5C to 2.75V/cell;standard charge again, then discharge with 1.0C to 2.75V/cell;finally standard charge, and then discharge with 10.0C to 2.75V/cell,record the capacity @different discharge current. |
4.6.2 | Life cycle | Remained capacity/Initial capacity≥80% | Under the conditions:23±2℃,65±5%RH, standard charge first,then standard discharge, record the initial capacity. The battery repeat for 300 cycles as above, and calculate the remained capacity percentage. |
4.6.3 | High/Low temp. performance | In stand discharge, Capacity @ -10℃ discharge / Capacity @ 23℃ discharge ≥80%; Capacity @ 0℃ discharge / Capacity @ 23℃ discharge ≥90%; Capacity @ 60℃ discharge / Capacity @ 23℃ discharge ≥95%; In fast discharge, Capacity @ -10℃ discharge / Capacity @ 23℃ discharge ≥75%; Capacity @ 0℃ discharge / Capacity @ 23℃ discharge ≥85%; Capacity @ 60℃ discharge / Capacity @ 23℃ discharge ≥90%; | Store the battery for 3h under 23℃, standard charge under 23℃,then standard discharge under 23℃; repeat the first step; and then store for 3h under 23℃, standard charge under 23℃, and standard discharge under 0℃; and then store for 3h under 23℃, standard charge under 23℃, and standard discharge under 60℃; record the capacity @ different discharge temp.; Use another battery to be test as above,but fast discharge the battery in different temp. and record the capacity @ different discharge temp. |
4.6.4 | Storage | Remained capacity/ Initial capacity≥85% | Under the conditions:23±2℃,65±5%RH, standard charge first,then standard discharge, record the initial capacity, and then store the battery for 28 days under 25℃,after storage, standard discharge the battery and record as remained capacity, to calculate the remained capacity percentage. |
UL2054
Reach
MSDS
one battery protected by one foam bag and 1 set each inner box
2 box for one carton
About HK Tac
We have been manufacturing rechargeable batteries, including lithium battery, lithium polymer battery, LiFePo4 battery since 2003s. At that time, Vcell Power started with only 100 workers, we only serve clients in China. During nearly 16 years development, now we have already been one of the leader battery manufacturers in China, with more than 3000 skilled workers and two factories located in Guangzhou Shenzhen Henan
Guang Zhou Sunland New Energy Technology Co., Ltd.
Guangzhou Sunland New Energy Technology Co., Ltd. (Sunland Power) is a senior professional service provider of
battery application. Aiming at serving industrial users, it is
dedicated to providing industrial users with optimized battery
supporting solutions and safe, environmental friendly and
cost-effective battery products.
It has a R & D, engineering and management team with more than
10 years of industry experience
From upstream to downstream, the battery industry has the advantage
of vertical integration
Specializing in batteries, battery packs, battery management
systems and energy solutions
The products are widely used in medical devices, coal mine
security, electronic appliances, power supply and standby energy
storage system. For example, the power supply system of electric
bicycle; Solar energy storage power supply system, UPS backup power
supply system. At the same time, it is also an ideal choice for
vehicle starting power supply, military painting and other fields.
We provide professional design and customization services according
to the special needs of customers.