High Precision Li-ion Battery Capacity Tester for Prismatic Battery Cell Testing
Product Description
ACEY-BCT530-128P prismatic lithium battery capacity tester is designed for accurate charge-discharge testing, capacity grading, and cycle life evaluation of lithium-ion battery cells. The system features independent channels, high-precision voltage and current measurement, and flexible testing programs, making it suitable for battery manufacturers, EV battery suppliers, energy storage companies, universities, and research laboratories.
Whether for incoming quality inspection, production consistency verification, or battery performance analysis, the tester delivers reliable and repeatable test results while significantly improving testing efficiency.
Product Features
✔ Independent channel control with no cross-channel interference
✔ High-accuracy voltage and current measurement
✔ Supports CC, CV, CCCV charging modes
✔ Automatic charge/discharge cycle programming
✔ Real-time monitoring of voltage, current and capacity
✔ Cycle life testing and battery aging analysis
✔ Data export to Excel for further analysis
✔ Automatic capacity grading
✔ Over-voltage, over-current and reverse connection protection
✔ Modular architecture for convenient maintenance
Equipment Structure
1. Independent CPU board, double keyboard board, front and back double side operation, the whole cabinet unified transmission control;
2. 20 sets of 8-channel constant current and constant voltage control module;
3. Bidirectional AC / DC inverter module;
4. Flat head clamp, alligator clamp optional.
Main technical parameters
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Number of equipment channels |
The whole machine has 128chs |
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External dimension |
Length1835* width931* height 1840 |
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Case color |
Standard (customizable) |
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Clamp type |
Flat head clamp (optional with crocodile clamp) |
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Clamp spring |
78.5mm |
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Channel control mode |
Each channel can be started, stopped, suspended, continued and protected independently. |
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Each channel has independent constant voltage and current. Hardware control circuit |
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The accuracy of charging current and discharging current of each channel can be calibrated automatically by software |
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Working power supply |
Three phase five wire AC380V土10%, 50Hz |
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Power factor |
≥0.99 |
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AC current distortion rate |
≤2% |
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efficiency of the whole machine |
Charge75% |
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Power consumption work |
≤23KW |
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Equipment failure rate |
<1% |
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Work environment |
Temperature -10~40°C. Relative humidity 80% |
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Heat dissipation mode |
Natural wind in, upward exhaust |
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Voltage measurement range |
DC 0~5V |
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Battery voltage range |
Charge DC 0~4.5V; discharge DC 4.5~2V |
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Constant voltage range |
DC 2~4.5V |
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Voltage accuracy |
±(0.05% reading + 0.05% full), resolution ratio 1mV |
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Voltage stability |
≤(±1mV) |
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Current range |
Charge DC30mA～30A; Discharge DC 30mA～30A |
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Current accuracy |
±(0.05% reading + 0.05% full), resolution ratio 1mV |
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Current stability |
≤(±1mA) |
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Control mode |
Computer control, can control the whole cabinet with scanning function |
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Communication mode |
485s port communication (port rate 57600)/ TCP |
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Process settings |
Up to 32 steps and 256 cycles can be set |
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Charging mode |
Constant current; constant pressure; constant current & pressure |
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Charging cut-off conditions |
Voltage, current, time, capacity, - △ v |
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Discharge mode |
Permanent flow, constant power, constant resistance |
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Discharging cut-off conditions |
Voltage, time, and capacity |
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Protection function |
Overvoltage, undervoltage, overcurrent, undercurrent, overcapacity protection, power off protection, data breakpoint recovery |
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Time frame |
0~3000 min / step in min |
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Time accuracy |
≤±0.1% |
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Sampling inspection cycle |
1s-60s optional |
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Battery sorting |
Divide according to capacity, time, open-circuit voltage, discharge platform, etc. |
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Data processing |
Can record voltage, current, time, capacity etc, automatically calculate constant current charging ratio, capacity loss, discharge efficiency, average voltage, median voltage, provide data curve and cycle diagram; can output text, excel, word or mdb format data file |
Product Details
FAQ
Can the tester measure battery capacity?
Yes. The system accurately measures Ah, mAh, Wh and charge/discharge efficiency.
Does it support battery grading?
Yes. Cells can be sorted according to capacity, voltage and other parameters automatically.
Can testing data be exported?
Yes. Test reports can be exported in Excel and other formats.
Is it suitable for battery production lines?
Yes. It is widely used in battery manufacturing and quality control.
Can the testing program be customized?
Yes. Charging current, discharge current, cut-off voltage, cycle number and protection parameters can all be configured.
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