18650 Batteries Charging and Discharging Tester for Battery Pack Assembly

This battery charging and discharging machine is mainly for cylindrical batteries 18650 capacity grading
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  • Shipping Port:

    Xiamen, China
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    T/T, WesternUnion, MoneyGram, Paypal, Visa
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  • Product Detail

Cylindrical Battery Charging and Discharging Machine for 18650


1. Equipment Function Introduction

This battery charging and discharging testing system is used for 18650 lithium battery capacity grading. The equipment is mainly composed of an automatic clamping mechanism, a clamp and a plate body for clamps placing, as well as the control circuit board installed in the cabinet, charging and discharging constant current and constant voltage testing board, drive switching power supply, etc.; the device itself can be operated independently, or can be controlled by an external computer.

2. Technical Parameters

18650 Batteries Charging and Discharging Machine Characteristic

Control mode

Full cabinet control/single point control

Charge mode

Constant CurrentCC)、Constant VoltageCV)、CCCV

Charging cut-off condition

Voltage, current, time, capacity

Discharge mode


Discharging cut-off condition

Voltage, time, capacity

Protect function

1. Safety protection: over current, under current, over voltage, low voltage, over capacity, leakage current, reverse connection protection;

2. Data protection: With data power-down protection function.

Workflow setting

30 steps and 3000 cycles. 

Sampling inspection cycle

1s-20s (Whole cabinet), single board self-inspection 100ms

Grading method

Sorting under various conditions (capacity, time, open circuit voltage).

Software function

It can record voltage, current, time, capacity and other data, has powerful data processing functions, provides multiple curve modes, and can output generated text, EXCEL, WORD, or MDB database format files.

Channel parameter

Voltage testing range

0 - 5V, resolution 0.1mv

Battery Voltage range

Charging 0V - 4.5V , discharging 4.5V - 2V

Constant voltage range


Voltage accuracy

± (0.1%RD + 0.1%FS)

Current accuracy

± (0.1%RD + 0.1%FS)

Current range

Charging 0.01A - 10A , discharging 0.01A - 10Aresolution 1mA

Energy-saving efficiency

Using bidirectional DC-DC energy-saving feedback technology.

Charge up to 80%; discharge up to 75%

Whole cabinet parameter

Power source

AC380V Transformed to 220V/50HZ; power13KW.

heat-dissipating  method

Forced air cooling, adopt low-noise axial flow fan for exhausting heat.

Working environment

Temperature: 545, relative humidity≤85%

Communication mode




Frame color

Cold-rolled steel plate, surface paint.

Rate of qualified products


Equpment utilization rate


18650 Battery charging discharging tester

18650 battery test Clamps

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