DT50W-20: Lithium Cell Charge Discharge & Balance System
Engineered for high-throughput manufacturing and R&D. The DT50W-20 delivers ±0.1% accuracy across 20 independent channels for critical capacity grading and cell balancing.

Defining the DT50W-20 System Application
The DT50W-20 is defined as a professional-grade lithium cell maintenance system, distinct from standard testers by its ability to perform active charge/discharge cycling. It is engineered specifically for battery pack manufacturers to execute precise capacity grading (mAh sorting) and internal resistance (IR) matching. By processing 20 cells simultaneously with independent channel control, it ensures the voltage consistency required for high-quality battery pack assembly, significantly reducing pack imbalance issues in the field.
Operational Workflow
Video demonstration: Setting charge/discharge parameters and viewing real-time cycling curves on the DT50W-20 software interface.
Technical Specifications
| Model Reference | DT50W-20 (Industrial Cycler) |
| Channel Count | 20 Independent Channels |
| Voltage Range | 0V - 5V DC (Adjustable) |
| Current Range | 0.1A - 10A per channel |
| High Accuracy | Voltage & Current: ±0.1% F.S. |
Detailed PDF available for download
System Highlights
Industry Feedback & Applications
"The voltage accuracy of the DT50W-20 is exceptional. We use it for grading our 21700 cells before assembly, and the consistency of our packs has improved significantly."
"Reliable equipment for our rental battery maintenance. The balancing function helps us recover capacity in aged packs, extending their service life."
"DK-Tester provided excellent support on the software setup. The data logging feature and exportable reports are crucial for our QA process."
Frequently Asked Questions
Is the controlling software included with the machine?
What specific battery types can be tested?
What is the standard lead time for orders?
How is the equipment packaged for international shipping?
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