COSOMIC TECHNOLOGY COMPANY LIMITED accepts inquiries for custom lithium battery packs across all major chemistries and application sectors. Whether you need aLi-ion battery packfor power tools and consumer electronics, aLiFePO4 battery packfor solar storage or marine applications, ane-bike battery packfor your electric bicycle brand, or anenergy storage battery packfor residential or commercial solar systems — our team is ready to respond within 24 hours on business days.

Every inquiry receives a dedicated application engineer who will review your specifications, recommend the optimal cell chemistry (Li-ion NMC, LiFePO4, sodium-ion, or solid-state), and prepare a detailed itemized quotation covering cells, BMS, housing, assembly, testing, and certification costs. Our minimum order quantity starts at 30 units for ODM projects and 50–100 units for OEM programs.

We hold CE, UN38.3, RoHS, IEC62619, and MSDS documentation for all standard products, and support UL 1973, KC, PSE, and RCM certification programs for market-specific requirements. Samples are available in 7–15 days after NDA and specification agreement.