Neware CT-4008Q-5V50mA-HWX Battery Tester
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Neware CT-4008Q-5V50mA-HWX Battery Tester
Introduction
The Neware CT-4008Q-5V50mA-HWX Battery Tester is a precision low-current battery testing system designed for accurate charge and discharge evaluation of small cells and battery materials. With 8 independent channels, a 10 mV to 5 V voltage range, and current ranges down to 0.1 mA with a minimum output current of 0.2 μA, it is well suited for laboratories and research environments that require highly sensitive low-current testing.
Built with dual closed-loop CC/CV control, Kelvin connection sampling, DCIR testing capability, pulse testing modes, and TCP/IP communication, this tester provides stable operation, precise data acquisition, and flexible step programming for advanced electrochemical testing workflows.
Key Features
- 8 independent test channels
- Model code: CT-4008Q-5V50mA-HWX
- Voltage range: 10 mV to 5 V
- Current ranges: 0.1 mA / 1 mA / 10 mA / 50 mA
- Minimum output current: 0.2 μA
- Maximum single-channel output power: 0.25 W
- High accuracy of ±0.01% FS for voltage and current
- Dual closed-loop CC and CV control structure
- Kelvin type connection for accurate voltage and current sampling
- Supports CC, CV, CCCV, CP, Pulse, CR, and Follow Steps
- Supports DCIR testing with custom sampling points
- Minimum pulse width: 500 ms
- TCP/IP communication with MySQL database support
- Data export in Excel, TXT, Graph, PDF, and CSV formats
Applications
This battery tester is suitable for:
- Low-current battery charge/discharge testing
- Precision electrochemical evaluation
- DCIR testing
- Pulse testing
- Research and development of small cells and related materials
Specifications
| Parameter | Specification |
|---|---|
| Model Code | CT-4008Q-5V50mA-HWX |
| Channels on One Unit | 8 |
| Input Power Supply | AC 110V ±10% / 60Hz |
| Input Power | 20 W |
| Resolution (AD/DA) | AD: 24 bit; DA: 16 bit |
| Impedance | ≥1 GΩ |
| Noise (Full Load) | <55 dB (measured within 1 meter) |
| Parallel Function | Channels parallel not supported |
| IP Protection Rating | IP20 |
| Channel Features | CC and CV sources use a dual closed-loop control structure |
| Channel Control | Each channel independent |
| Voltage & Current Sampling | Kelvin type connection |
| Voltage Range | 10 mV–5 V |
| Minimum Discharge Voltage | -5 V |
| Voltage Accuracy | ±0.01% of FS |
| Voltage Precision | 0.02% of FS |
| Current Range | R1: 0.1 mA; R2: 1 mA; R3: 10 mA; R4: 50 mA |
| Minimum Output Current | 0.2 μA |
| Current Accuracy | ±0.01% of FS |
| Minimum Cut-off Current in CV Mode | R1: 0.1 μA; R2: 1 μA; R3: 10 μA; R4: 50 μA |
| Current Stability | 0.02% of FS |
| Maximum Output Power (Single Channel) | 0.25 W |
| Power Accuracy | ±0.02% of FS |
| Power Stability | 0.04% of FS |
| Current Rising Time | ≤1 ms (10% to 90% of FS) |
| Charge & Discharge Shifting Time | ≤10 ms (-90% to 90% of FS) |
| Step Time | ≤(365×24) hour/step |
| Time Format | 00:00:00.000 (h:min:s.ms) |
| Sampling Rate | 10 Hz |
| Minimum Sampling Time Interval | 100 ms |
| Charging & Discharging Modes | CC, CV, CCCV, CP, Pulse, CR, Follow Steps |
| Cut-off Conditions | Voltage, Time, Step time, Capacity, Energy, -△V, Customized Variable |
| DCIR Test | Supports custom sampling points for DCIR calculation |
| Pulse Modes | CC, CP |
| Minimum Pulse Width | 500 ms |
| Number of Pulses | Single pulse step supports 32 different pulses |
| Pulse Shift | Continuous switching of charging or continuous switching of discharging |
| Pulse Cut-off Condition | Voltage, Step Time |
| Cycle Range | 1–65535 |
| Steps Under One Cycle | ≤255 |
| Layers of Cycles | <10 layers |
| Software Protection | Power-off data protection, offline testing function, configurable safety protection conditions |
| Hardware Protection | Reverse polarity, overvoltage, overcurrent, overtemperature, emergency stop |
| Minimum CPU Requirement | Pentium dual-core or above, 4 GHz or higher |
| RAM | 16 GB |
| Communication Method | TCP/IP |
| Disk | 500 GB |
| Operating System | Windows 7 |
| Database | MySQL |
| Data Export Format | Excel, TXT, Graph, PDF, CSV |
| COM (Optional) | CAN, RS485 & BMS, DBC |
| Working Temperature Range | 0℃–40℃ |
| Storage Temperature Range | -10℃–50℃ |
| Working Humidity Range | ≤70% RH (without water vapor condensation) |
| Storage Humidity Range | ≤80% RH (without water vapor condensation) |
| Fixture Type | Depends on requirement |
| Available Fixture Examples | Crocodile Clip (for wires), Pouch Cell Clip, Ring Lug |
Control and Software
The system communicates through TCP/IP, uses a MySQL database, and supports exporting test results in multiple file formats including Excel, TXT, Graph, PDF, and CSV. It is designed to run with a standard PC configuration and supports optional CAN, RS485, BMS, and DBC communication
Important Notes
- This battery tester does not include a middle machine. If required, the middle machine must be purchased separately. Please order it here
- 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.