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Product Detail

12V 40Ah 18650 lithium ion battery pack

Product Model DEL-1240
Cell Type 18650 Lithium Battery
Combination Way Customized
Material PVC
Colour Blue
Product Details

12v 40ah lithium batteryCustomized 12V 40Ah 18650 lithium ion battery pack with light weight


Nominal Voltage12V
Working Voltage12.6V-9V
Nominal Capacity(available)40ah
Charge Cut-off Voltage12.6V
Charge Current2C max
Operating Efficiency≥99%
Charge MethodCC/CV-Constant Current/Constant Voltage
Charge Temperature0℃—40℃
Discharge Temperature-20℃~+60℃
Charge Duration4-5hrs(Standard)
Cycle Life Time

Above 500 cycles



1.Different capacity battery cells for option: 10Ah,20Ah,30Ah,40Ah,50Ah,60Ah

2.Green product, long standby time, one year wrranty, excellent safety performance.

3.Short circuit testing passed, overcharge testing passed

4.Best sale service and good price

5.High capacity, high level platform, long working hours, long cycle life,

6.Application : wireless monitoring equipment, communication equipment, medical apparatus and instruments equipment, instrument, LED light, traffic direction board, portable small household appliances, electric tool, toys,ect


The Advantages Of 18650 Li ion Battery

1. Safety: safest Li-Ion battery, CE ROSH approved, built in PCM/PCB, none fire or explosive
2. Clean and Green energy, no toxic material contained
3. Powerful: Battery can discharge in 15C~20C
4. Long life cycle, 80% capacity remain after 500 times deep cycle.                            
5. No memory effect,highly efficient charge anytime, no reduction of capacity
6. Operation temperature: -20~70°C
7.Small size, light weight:
8. Good performance at high temperature and high temperature resistance
9. Low self-discharge rate: < 3% monthly



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