Custom Battery Design

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Battery Solution

7.4V 13400mAh Lithium ion Battery Solution for Intelligent Door Lock

Intelligent door lock battery
smart lock open intelligent life, multiple lock mode offer more comfortable and convenient life. choose security upgrade guardian family has a ” lock” protection. Unlock mode: fingerprint + password + inductive card + mechanical key ( plus remote control ) (combinative lock can be used). Function: low voltage alarm function, full voice navigation function, anti-stealling function, protective function of keyboard lock, automatically locking function, perfect combination of human and lock.

Applicable environment Applicable occasion indoor
Working temperature/humidity -20~60℃;40~60%RH
Storage temperature/humidity -20~60℃;50~70%RH
Special performances requirements of charge and discharge under high/low temperature 045 charge -2060 discharge
other requirements Shelf life 1 year
Explosion-proof grade /
Water-proof grade /
Dust-proof  grade /
 Number of drop test  /
Electrical characteristics Work voltage range 5.0~8.4V
Capacity 13400mAh
work time 0.2mins
Dimension 23*71*164mm
Work current 0.4A
Max Start-up current 0.4A start-up time 10ms
Max continous work current 0.4A
Power frequency and time Intermittent use(open door)
Power management /
Certification of finished product RoHS
Battey solution Battery specification 18650/2S4P/13400mAh/7.4V
Battery cell LG/18650/3350mAh/3.7V
PCB amd components IC S-8252AAD
MOS AO8822
PTC /
NTC /
Other /
Encapsulation mode Plastic case + basic protection
parameters Nominal Voltage 7.2V
Nominal Capacity 13400mAh
Dimension 24.1*23.3*164.2mm
Internal resistance ≤200mΩ
Weight 430g
Charge current 5A
Continous discharge current 2.6A
Protective current 6A
Charge voltage 8.4V
Cut-off voltage 5.0V
Life Circle charge at 0.2C discharge at 0.2C,  300 times
Charge temperature 0~45℃
Discharge temperature -20~60℃
Storeage temperature  -20 30  less than 6 months
Protective temperature  /  ±  / 
Main Features 1. ultrasonic processing of shell.
2. charge and discharge on different port. DC charging.
3. connector: TSB 0 – 00t 2; Dc plug: DC.
Images of battery pack Intelligent Door Lock battery