3.7V 50Ah Li Ion Polymer Battery 3A Lithium Ion Polymer Rechargeable Battery

Polymer lithium battery 3.7V 50Ah electric vehicle, communication energy storage, electric two-wheeled vehicle The model battery can be replaced for: Motorcycles batteries, trucks batteries, yachts batteries, cars batteries, buses batteries, Launch batteries, ships batteries, racing cars batteries, Tricycles batteries, Pedicab batteries, three wheeler vehicle batteries, Limousine batteries, Telecom Stations batteries, UPS batteries, Solar Energy Storage batteries, Bank Power supply systems batteries, Wind Energy Storage batteries, Hospital Power Supply system batteries, Home Power System batteries, Electric tool, etc. 1. This specification defines the performance of rechargeable polymer lithium batteries. The types, performance, technical characteristics, warnings and precautions of the Guanyu-FF-160 battery pack produced by Shenzhen Guanyu New Energy Technology Co., Ltd. are introduced. 2. Specification NO Items Description Normal specification 1 Nominal Voltage 3.7V 2 Normal Capacity 50Ah 3 Internal Resistance ≤0.7mΩ Standard Charge 4 Battery operation temperature range @charging -20~50°C 5 Normal charge voltage 4.2±0.1V 6 Recommended float charge voltage(for Standby use) 3.8±0.1V 7 Allowed MAX charge current 5A@Battery initial Temp 25±5℃ 8 Recommended charge current ≤3A Standard discharge 9 Battery operation temperature range @discharging -20~ 50℃ 10 Output Voltage Range 2.8~4.2V 11 Allowed discharge current 25A withstand 30min @Battery initial Temp 25±5℃ 12 Pulse discharge current 50A withstand 3s 13 Discharge Cut-off voltage 3.7V Mechanical Characteristics 14 Dimension Length 141mm Width 100mm Height 12mm 15 Weight Approx. 250g Storage 16 Storage Temperature & Humidity Range Short: within one month -20~35℃, 45~75%RH Long term: above one month -10~30℃, 45~75%RH 17 Self-discharge rate Residual capacity ≤3% per month; ≤15% per year Reversible capacity ≤1.5%per month; ≤8% per year