Introduction
The Neware CE-4008Q-5V20A-SR, 5V20A Battery Cell Tester, 8 Channels is a high-power battery testing system designed for charge/discharge cycling, pulse testing, and DCIR evaluation. With 8 independent channels, up to 5V / 20A per channel, and support for multiple working modes, it is suitable for battery research, performance validation, and routine laboratory testing.
Built with independent channel control, Kelvin 4-wire connection, and closed-loop CC/CV architecture, this tester provides stable performance, reliable data acquisition, and flexible data management through TCP/IP communication and MySQL database support.
Key Features
- 8 independent testing channels
- Up to 5V / 20A per channel
- Voltage accuracy of ±0.05% FS
- Current accuracy of ±0.05% FS
- Supports CC, CV, CCCV, CP, and CR modes
- Pulse testing supported with minimum pulse width of 100 ms
- DCIR supported
- Kelvin 4-wire connection for accurate sampling
- Minimum data record interval of 100 ms
- TCP/IP communication and MySQL database support
- Supports offline testing and power-off data protection
Specifications
| Model |
CE-4008Q-5V20A-SR |
| Channel Counts |
8 channels |
| Input AC (Single Unit) |
220V / 60Hz |
| Input AC (Full Rack, 10 Units) |
380Vac ±10% / 60Hz (3-phase-5-wire); 208Vac ±10% / 60Hz (3-phase-5-wire) |
| Input Power (Single Unit) |
1200 W |
| Resolution |
AD: 24 bit; DA: 16 bit |
| Input Impedance |
≥100 MΩ |
| System Efficiency |
>65% |
| CV Output Range |
25 mV to 5 V |
| Minimum Discharge Voltage |
1.5 V (with 3.0 m cable) |
| Voltage Accuracy |
±0.05% of FS |
| Voltage Stability |
±0.1% of FS |
| Output Range / Channel |
R1: 1 A; R2: 6 A; R3: 12 A; R4: 20 A |
| Current Accuracy |
±0.05% of FS |
| CV Cut-off Current |
R1: 0.2 mA; R2: 1.2 mA; R3: 2.4 mA; R4: 4 mA |
| Current Stability |
±0.1% of FS |
| Output Power / Channel |
100 W |
| Power Stability |
±0.2% of FS |
| Current Response Time |
≤1 ms |
| Current Reverse Time |
≤10 ms |
| Working Step Time |
≤ 365 × 24 hrs / step |
| Min Data Record Interval |
100 ms |
| Min Voltage Change |
5 mV |
| Record Frequency |
10 Hz |
| Charge Modes |
CC / CV / CCCV / CP |
| Charge Cut-off Condition |
Voltage / Current / ΔTime / Capacity / Energy / -ΔV |
| Discharge Modes |
CC / CP / CR / CV / CCCV |
| Discharge Cut-off Condition |
Voltage / Current / ΔTime / Capacity / Energy |
| Pulse Charge / Discharge |
CC / CP |
| Minimum Pulse Width |
100 ms |
| Pulse Counts |
Up to 32 |
| DCIR |
Supported |
| Max Cycles |
65535 |
| Max Steps |
254 |
| Cycle Nest |
Max. 3 |
| Protection Level |
IP20 |
| Data Acquisition Method |
Kelvin connection (4-wire) |
| Noise |
<75 dB |
| Database |
MySQL |
| Communication |
TCP/IP |
| Operating System |
Windows 7 / 8 / 10, 64 bit |
| Data Export |
Excel / TXT / CSV / PDF / Plot / Graph |
| Disk Drive |
500 GB |
| Communication Port |
Ethernet port |
| Operating Temperature |
0 to 40°C |
| Storage Temperature |
-10°C to 50°C |
| Operating Humidity |
≤70% RH, no moisture condensation |
| Storage Humidity |
≤80% RH, no moisture condensation |
| Single Tester Dimensions |
483 × 332 × 130 mm |
| Full Rack Dimensions |
660 × 760 × 1950 mm |
| Cable Length Options |
0.5 m; 3.0 m |
| Clamp Options |
Polymer pouch-cell clamps; ring connector; alligator clips |
Applications
This battery cell tester is suitable for:
- Charge and discharge cycling tests
- Pulse testing and DCIR analysis
- Battery performance evaluation
- Laboratory battery research and development
Important Notes
- This battery tester does not include a middle machine. If required, the middle machine must be purchased separately.
- The default fixture supplied with this unit is the polymer clamp, and the default channel cable length is 0.2 meters. The polymer clamp is shown in the image below.

- If you require a different type of clamp, please contact MSE Supplies directly.
MSE Supplies is an authorized distributor of Neware in the USA. The product figure is for reference only. The actual product may look different based on the product configuration.
MSE Supplies is a US-based leading supplier of battery research materials and equipment with thousands of customers worldwide.