Complaint
We have made many customized battery packs of different specifications!
Application:
Over the past 10 years, we got rich experience in customization services. Our senior engineers will give you the best solution for your confirmation according to your detailed requirements!
All the cells we used in our battery pack are grade A electric vehicle level cells, which fully ensures the performance and safety of the battery pack.
Bestgo Battery Co., Ltd. is dedicated to providing advanced lithium ion batteries which feature both high power and energy densities with a long lifespans and ultra-safe performance. The cells are made using some unique manufacturing technologies developed over the years. These completely automated unique battery construction processes allow Bestgo to build higher quality lithium batteries which have superior performance characteristics over older manufacturing techniques. Using those unique technologies makes it possible to produce cells that have amazing consistency. Every step of the cells construction is tested with automated high precision quality control equipment. With these cells building the standard battery modules, Bestgo is in a very good position to help create solutions for a variety of energy storage systems applications.
For both warranty and after-sale service, the following will be enforced:
Warranty year(s) for this model of battery pack are specified by supplier. During the warranty period, we will take
responsibility for the replacement or repair for any of the following issues:
• The whole battery pack cannot be charged or discharged.
• Under the standard testing condition, the capacity is less than 80% in the end of the first year, or 70% in the
end of last warranty year (if the last warranty year is provided in the warranty period).
• There is liquid leakage.
• There is some damage on battery pack's case and accessories that are caused by the battery.
• The charger is not working properly.
However, we will not take responsibility in the following situations:
• Expired warranty period.
• Battery damage as a result of improper handling.
• The battery pack is dismantled and converted.
• There is visible damage to the BMS that was not caused by battery failure.
• Damage caused by using an incorrect charger for the pack.
