HONG KONG TAC INDUSTRIAL CO., LTD.

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Good quality 3.2V LiFePO4 Battery for sales
Good quality 3.2V LiFePO4 Battery for sales
Dear Davide, I leave you in Vivian's hands, I'm sure you will come to an agreement., Vivian is professional in our product.

—— Davide Bet

Here is the signed PI. Thank you , We hope

—— Mr Ander

12V 110Ah battery pack for solar product I like your solar battery pack. Good quality and delivery fast.

—— Eyal Dolev

The battery pack is more atractive for us . May I receive drawing of other pack 12V 20AH with dimentional info ? I need 50pcs to test .

—— Nizamettin

We have received the battery packs and performing tests have passed . We are impressed by the assembly. it is almost the best one . thank you

—— Alexander Kozhushko

Pictures show a nice battery pack, performance is ok , We need serial connected 4cells (4S1P) configuration with protection circuitry

—— George Komisar

big thanks for your work, we got the cargos last week, it seems nice.

—— Johnny Black

I think it is a good idea to solve the problem, I am really appreciate you would like to help us.

—— Simone Kowalk

yes , we received the batteries and chargers last Friday, Everything looks great,well packed, no damage and dlivered in the time frame as promised.

—— Met vriendelijke groet

Thanks for your input, we have checked each and every think and on our side every thing is great. Just proceed to submit the company documents to get approval.

—— Joey Schumer

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Company News
china latest news about Device that integrates solar cell and battery could store electricity outside the grid

Device that integrates solar cell and battery could store electricity outside the grid

[2018-11-13 15:49:45]
Scientists in the United States and Saudi Arabia have harnessed the abilities of both a solar cell and a battery in one device -- a "solar flow battery" that soaks up sunlight and efficiently stores it as chemical energy for later on-demand use. Their research, published September 27 in the ... Read More
china latest news about Analysis of the cause of ignition of lithium ion battery

Analysis of the cause of ignition of lithium ion battery

[2018-11-07 10:07:49]
Analysis of the cause of ignition of lithium ion battery As a source of energy for pure electric vehicles, the main cause of ignition of lithium-ion batteries is the thermal runaway caused by overheating of the battery, which is most likely to occur during battery charging and discharging. Since the ... Read More
china latest news about How to extend the lithium battery life of your notebook

How to extend the lithium battery life of your notebook

[2018-10-30 16:04:21]
How to extend the lithium battery life of your notebook "The more the lithium battery is discharged, the more the battery will be depleted," said Akron University, a professor of electrical engineering who helped NASA study extended battery life. "The more the battery is fully charged." The battery ... Read More
china latest news about How To Keep Lithium Batteries On The Plane

How To Keep Lithium Batteries On The Plane

[2018-10-30 16:02:03]
how to keep lithium batteries on the plane Recently, the situation of self-ignition of the camera battery occurred on a flight. Fortunately, the crew members fired the fire in time, otherwise the consequences would be disastrous. This situation has caused us to ponder the safety of lithium batteries... Read More
china latest news about Why the battery pack should be balance?

Why the battery pack should be balance?

[2018-10-15 08:58:09]
The differences in manufacturing and use processes have caused inherent inconsistencies in power battery cells. The inconsistency is mainly manifested in monomer capacity, internal resistance, self-discharge rate, charge and discharge efficiency and the like. Inconsistent single cells are transmitte... Read More
china latest news about How is the internal resistance produced?

How is the internal resistance produced?

[2018-10-15 08:55:59]
The internal resistance of the battery includes ohmic resistance and polarization resistance. Under constant temperature conditions, the ohmic resistance is substantially constant, and the polarization resistance varies with factors affecting the polarization level. The ohmic resistance is mainly ... Read More
china latest news about 12v LiFePO4 battery pack product list for replacement  SLA /GEL battery pack

12v LiFePO4 battery pack product list for replacement SLA /GEL battery pack

[2018-09-27 15:22:03]
More and more customer need to update the LifePO4 battery pack to replacement original GEL / SEL battery for E-V ,E-bike HK TAC made the standard model for this application AGM Battery Size: (L*W*H&Max Hight)mm Max Capacity/AH Norminal Voltage Model Name Nominal Capacity LiFePO4 Cell Model ... Read More
china latest news about Safety test method and standard for rechargeable Lithium -ion battery

Safety test method and standard for rechargeable Lithium -ion battery

[2018-09-20 12:18:18]
No Items/项目 Test Method and Condition/测试方法及条件 Criteria/标准 1 Thermal exposure test 高温热冲击测试 Each fully charged cell, stabilized at room temperature, is placed in a circulating air-convection oven. The oven temperature is raised at a rate of 5 C/min ± 2 C/min to a temperature of 130 C ± 2 C. The ... Read More
china latest news about Mechanical characteristics and Safety Test for Primary ER battery

Mechanical characteristics and Safety Test for Primary ER battery

[2018-09-20 12:14:36]
No. (序号) Items (项目) Test Method and Condition (测试方法及条件) Criteria (标准) 1 Vibration Test 振动测试 Fixed the cell to vibration table and subjected to vibration cycling that the frequency is to be varied at the rate of 1Hz per minute between 10Hz an 55Hz, the excursion of the vibration is 1.6mm. The cell ... Read More
china latest news about Lithium battery failure classification

Lithium battery failure classification

[2018-09-12 10:19:48]
In order to avoid the performance degradation and battery safety problems mentioned above, it is imperative to carry out lithium battery failure analysis. Lithium battery failure refers to the performance degradation and safety failure caused by certain specific essential causes of battery ... Read More
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