48V lithium battery pack dedicated manufacturer 1. Our commitment: 1. 2. customized according to customer requirements to provide a safe and stable supply-demand product development 3. decade after-sales maintenance 2. Our Product Type: 3.7V / 7.4V / 11.1V / 14.8V / etc 2200MAH / 2400MAH / 2600MAH / 2800MAH / 3200MAH / 3600MAH / 4400MAH / 4800MAH / 6600MAH / 7400MAH more capacity and voltage combinations, please consult our battery assembly approach requires custom-made upon request, such as voltage capacity, packaging, colors, matching plugs, etc. Model: 18650-3S6P Nominal capacity: 18000mAh (standard charge and discharge) Length: 108.2 ± 0.1 mm Width: 54.2 ± 0.1 mm height: 65 ± 0.2 mm Nominal voltage: 11.1 V internal impedance : ≤ 220 milliohms (including PTC) Security: Anti-explosion, no leakage, no hot. PTC: short circuit inside the battery disconnect safety switch automatically, immediately return to normal after the non-short-circuit voltage; Seiko protection board: overcharge, over discharge, over-power, short circuit protection, etc. Delivery: Bulk delivery 7-10 days, sample delivery period of 2-3 days, and some models can be delivered 24 hours, six hours to send samples to test! (if any special requirements (custom plug connector, unconventional size, capacity, and other unconventional electrical performance requirements, delivery by the customer agree that the appropriate extension)) factory direct selling price, can build all kinds of voltage, capacity, type, quality and cheap, large more favorable. Sincerely look forward to working with you! 1, it is recommended to use Alipay secured transactions. Safe, convenient, guaranteed! 2, Guangdong Province, courier or logistics support collection, cash on delivery. 3, Guangdong province have Nadu state outlets or new logistics support payment collection. 4, other transactions can call deliberations.