Premium 48V Ebike Battery for Bafang BTF311
High-capacity 48V 17.5Ah lithium-ion battery designed for seamless integration with Bafang BTF311 downtube frames, ensuring a sleek and aerodynamic profile. Features premium 18650 cells with advanced BMS for overcharge, over-discharge, and short-circuit protection. Precision-engineered aluminum alloy casing with IP65 waterproof rating, ideal for urban commuting, off-road adventures, and long-distance touring. Includes a high-efficiency 3A fast charger for quick and safe recharging. Optimized energy density and lightweight design (approx. 6.5kg) for extended range and effortless handling. Compatible with most mid-drive e-bike systems, delivering reliable power for steep climbs and high-speed rides. Direct wholesale pricing with bulk discounts available. Global shipping, strict QC, and hassle-free warranty support. Upgrade your e-bike with unmatched performance and durability.