Quality Assurance
• Grade-A batteries with high capacity and low internal resistance; built-in BMS multi-protection design.
• Our Product passed CB, UL, CE / IEC, MSDS, UN38.3 and other international certifications.
• Most user friendly 10 year warranty but we also bring you the best customer service in the industry.
• Support return agreement, if the goods have quality problems after we sell them, we support return agreement.
• We support inspection services. Support SGS and other professional inspection organizations to inspect the goods in our factory before shipment.
• We guarantee the use of high-quality raw materials, advanced equipment and 16 strict inspection procedures in the production process.
• With customer service, support and offices located in North America, South America, Europe, Asia, etc, we are a proud 100% veteran owned and operated business.
![Factory Tour 7](/uploads/Factory-Tour-71.jpg)
![Factory Tour 13](/uploads/Factory-Tour-131.jpg)
![Factory Tour1](/uploads/Factory-Tour11.jpg)
![PKNERGY Quality Control (4)](/uploads/PKNERGY-Quality-Control-4.jpg)
![PKNERGY Quality Control (2)](/uploads/PKNERGY-Quality-Control-2.jpg)
![PKNERGY Quality Control (1)](/uploads/PKNERGY-Quality-Control-1.jpg)