18650 7.2V 2500mAh Spare lithium battery for track signal equipment

2020-08-27 06:35

2Cell Specification18650/2500mAh/3.6V
3Battery pack18650/2S1P/2.5Ah/7.2VCustomizable
4Rated Capacity2.5AhCustomizable
5Min Capacity2.3Ah
7Nominal Voltage7.2VCustomizable
8Voltage Before Shipment≥7.8V
9Inner Resistance≤150mΩ
10Charging Voltage8.40±0.2V
11Floating Charging Voltage8.50±0.2V
12Standard Charging Current0.5A
13Max Charging Current1.25A
14Standard Discharging Current0.5A
15Max Discharging Current2.5A
16Peak discharge current5A/0.1s
17Terminate Voltage6.0V
18SizeLength  75±1 mmCustomizable
Wide  39±1 mmCustomizable
Thickness  20±1 mmCustomizable
19WeightAround 120g±10g
20Output WayUL1007 22# 200±5mm Wires 3±0.5mmCustomizable
21Working TemperatureCharge:0~45℃
Recommended Working Temperature:15℃~35℃
22Self-discharge RateThe Residual Capacity:   ≤3%/Month;    ≤15%/Year
Recoverable Capacity

: ≤1.5%/Month;   ≤8%/Year

23Storage EnvironmentLess Than a Month:-20~+35℃、45~75%RH
Less Than 3 Months:-10~+35℃、45~75%RH
Recommended Storage Temperature:15~30℃、45~75%RH
24Warranty12 Months
25Operation StandardGB31241-2014
Long time storage:

When the battery needs to be stored for a long time, it should be charged to nearly 50% of the battery with a voltage of about 7.8V and placed under the recommended storage conditions. Do a full charge and discharge cycle at least once every 6 months (charge first, discharge and then recharge 50%).

Application Field:

Lithium battery for track signal lamp standby power supply, industrial instrumentation, industrial control monitoring instruments, medical infusion pump lithium battery portable instrument power supply, etc.

Main Features:

1. Multiple protection functions: over charge, over discharge, over current, short circuit over temperature, etc.;


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