High-Capacity Custom Li-ion Battery Packs – Bulk OEM Solutions
Premium 18650/21700/26650/32700 cells ensure long-lasting performance with stable 3.7V/7.4V/11.1V/12V output, tailored for your voltage needs. Industrial-grade lithium-ion tech with advanced BMS protection against overcharge, short circuits, and overheating for maximum safety. Precision laser-welded connections and durable PVC/ABS casing for shock resistance and extended cycle life (500+ charges). Ideal for medical devices, power tools, solar storage, EV backups, drones, and custom electronics—scalable for bulk orders. Global wholesale pricing with direct factory supply—no middlemen. Request custom specs (capacity, dimensions, connectors) with fast prototyping. Certified (CE/RoHS/UN38.3) and shipped in anti-static packaging. MOQ-friendly for large-scale procurement. *Note: Custom branding/logos available for OEM partners.*