

High-precision multi-range battery testing system for cylindrical cells, pouch cells, supercapacitors, and advanced electrochemical research.
The Neware CT-4008T-5V12A Battery Tester is a high-precision multi-range battery testing platform designed for advanced lithium-ion battery research, electrochemical analysis, and laboratory-scale battery development. Featuring fast dynamic response and high current capability, the system is suitable for cylindrical cells, pouch cells, supercapacitors, and EDLC testing applications.
Equipped with 8 independent testing channels, the system supports a voltage range from 25mV to 5V and programmable current ranges up to 12A. With ±0.05% FS voltage and current accuracy, 16-bit AD/DA resolution, and independent closed-loop channel control, the system provides highly stable and repeatable charge-discharge testing performance.
The CT-4008T platform supports advanced electrochemical testing functions including DCIR analysis, pulse testing, cycle life testing, and multi-step programmable workflows. Ethernet-based TCP/IP communication, MySQL database architecture, and multi-format data export enable efficient automated testing and laboratory data management.
Its compact 3U rack-mounted design and flexible clamp compatibility make it ideal for battery research laboratories, universities, and battery manufacturing environments requiring high-precision multi-channel battery analysis.
High Current Multi-Range Architecture
Three programmable current ranges: 5mA–1A, 1A–6A, and 6A–12A for flexible battery testing.
High Precision Measurement System
Voltage and current accuracy ±0.05% FS with stable closed-loop control architecture.
Advanced Electrochemical Testing Functions
Supports CC, CV, CCCV, CP, CR, pulse testing, DCIR analysis, and programmable cycle testing.
Fast Dynamic Response Performance
Current response time <1 ms with minimum pulse width of 500 ms.
Professional Laboratory Integration
Ethernet communication, MySQL database support, and multi-format data export for automated battery analysis.
| Parameter | Specification |
|---|---|
| SKU# | NW0030 – 110V |
| NW0031 – 220V | |
| NW0032 – 110V, without middle machine | |
| NW0033 – 220V, without middle machine | |
| Model | CT-4008T-5V12A |
| Channels | 8 independent |
| Power Supply | AC 220V / 110V ±10%, 50Hz |
| Input Power | 826 W |
| Resolution | AD: 16-bit; DA: 16-bit |
| Input Impedance | ≥1 MΩ |
| Voltage Range | 25mV–5V |
| Minimum Discharge Voltage | 2V (universal holder); 2.5V (2m cable) |
| Voltage Accuracy | ±0.05% FS |
| Voltage Stability | ±0.05% FS |
| Current Range | Range1: 5mA–1A; Range2: 1A–6A; Range3: 6A–12A |
| Current Accuracy | ±0.05% FS |
| CV Cut-off Current | 2mA / 12mA / 24mA |
| Output Power per Channel | 60 W |
| Power Stability | ±0.1% FS |
| Current Response Time | <1 ms |
| Minimum Data Record Interval | 100 ms |
| Recording Frequency | 10 Hz |
| Minimum Pulse Width | 500 ms |
| Pulse Counts | Up to 32 |
| Maximum Cycles | 65,535 |
| Maximum Steps | 254 |
| Cycle Nesting | 3 |
| Communication | TCP/IP (Ethernet) |
| Database | MySQL |
| Data Export | Excel, TXT, CSV, PDF, Plot/Graph |
| Leak Current | <5 μA |
| Noise | <85 dB |
| Dimensions | 483 × 563 × 130 mm (S1) / 483 × 518 × 130 mm (204n) |
| Weight | 14 kg |
| Technical Data Sheet | Click Here |
What types of batteries can this system test?
It is suitable for cylindrical cells, pouch cells, supercapacitors, and other rechargeable battery systems within a 5V range.
What testing modes are supported?
The system supports CC, CV, CCCV, CP, CR, pulse testing, and programmable cycle testing.
Does the system support DCIR analysis?
Yes, calculated DCIR analysis is available within the BTSDA software platform.
What communication interface does the system use?
The system uses Ethernet-based TCP/IP communication.
What clamp types are supported?
Universal holder, alligator, polymer, and ring connector clamps are supported.
You may return most new, unopened items within 30 days of delivery for a full refund. We'll also pay the return shipping costs if the return is a result of our error (you received an incorrect or defective item, etc.).
You should expect to receive your refund within four weeks of giving your package to the return shipper, however, in many cases you will receive a refund more quickly. This time period includes the transit time for us to receive your return from the shipper (5 to 10 business days), the time it takes us to process your return once we receive it (3 to 5 business days), and the time it takes your bank to process our refund request (5 to 10 business days).
If you need to return an item, simply login to your account, view the order using the "Complete Orders" link under the My Account menu and click the Return Item(s) button. We'll notify you via e-mail of your refund once we've received and processed the returned item.
We can ship to virtually any address in the world. Note that there are restrictions on some products, and some products cannot be shipped to international destinations.
When you place an order, we will estimate shipping and delivery dates for you based on the availability of your items and the shipping options you choose. Depending on the shipping provider you choose, shipping date estimates may appear on the shipping quotes page.
Please also note that the shipping rates for many items we sell are weight-based. The weight of any such item can be found on its detail page. To reflect the policies of the shipping companies we use, all weights will be rounded up to the next full pound.
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