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48V 14.5Ah Li-ion Bike Frame Bag Battery

2,320 views · Published 6 November 2018 · 2:41 · Indexed 28 September 2026

Channel: Damian Rene · 2018 · Science & Technology

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*WARNING: Just a single 18650 cell has the potential to start a fire in your home / workplace. Building a battery is a very dangerous task that should only be done by an expert in electricity and electronics.*
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This 48V 14.5Ah Li-ion battery was made with 18650 Panasonic NCR18650PF cells. These powerful cells are very round for any electric vehicle battery application: high energy density, power, life span and cycling life.

It is designed and built inside a special high quality bag what helps to have is fast installed and to carry it easily.

It has a raw maximum discharge current of 50A continuously (2.5kW) and 100A peaks (5kW) although for its use (a 700W electric bike) it is just paired enough with a 25A continuous limit BMS.

Basic specifications are:
- 13s5p 48V 14.5Ah 18650 Panasonic NCR18650 PF cells
- Dimensions (max): 190mm x 150mm x 70mm
- Weight: 3.2Kg // Volume: 1.5L
- energy density: ~540Wh/L
- specific energy: ~215Wh/Kg.

*info: 

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Music: DJ Quads - Amaze Yourself
#48V #18650cells #battery #build #PanasonicPF #spotwelding #custombattery #ebike #electricbike #lithium #diy #evmadrid

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