Equipment / configured to order
SZ-TS-349 Comprehensive Finished Battery Pack Tester
A fast, accurate test platform for finished battery packs, covering open-circuit voltage, AC internal resistance, discharge, overcurrent, short-circuit protection, charging and charge-protection tests for final inspection and quality control.

Typical applications
Discuss your intended cell design and application with our team.
Customization scope
Equipment configurations shown are for reference only. Final specifications, layout and performance criteria are customized according to the customer's cell design, capacity target and production requirements.
Key Features
- Consolidates multiple finished-pack tests in one instrument.
- 32-bit ARM processing and 16-bit A/D conversion for voltage and current signals.
- Open-circuit voltage and AC internal-resistance measurements.
- Discharge, overcurrent-delay and short-circuit protection-delay testing.
- Charging performance, charge-overcurrent and charge-delay tests.
- Multiple instruments can be operated simultaneously to expand test capacity.
Technical specifications
| Open-circuit voltage 1 | 10–100 V; accuracy: ±2 mV |
|---|---|
| Open-circuit voltage 2 | 10–100 V; accuracy: ±2 mV |
| AC internal resistance | 0–1,000 mΩ; accuracy: ±1 mΩ |
| Discharge start voltage | 0–100 V; accuracy: ±2 mV |
| Discharge end voltage | 0–100 V; accuracy: ±2 mV |
| Discharge current | 0.1–60 A; accuracy: ±1 mA |
| Discharge time | 0–60 s; accuracy: ±1 ms |
| Over-discharge current | 4–120 A; accuracy: ±1 mA |
| Overcurrent delay | 0–20 s; accuracy: ±1 ms |
| Short-circuit protection delay | 0–9,999 μs; accuracy: ±1 μs |
| Charge start voltage | 10–100 V; accuracy: ±2 mV |
| Charge end voltage | 10–100 V; accuracy: ±2 mV |
| Charge current | 0.1–20 A; accuracy: ±1 mA |
| Charge time | 0–60 s; accuracy: ±1 ms |
| Charge overcurrent | 4–20 A; accuracy: ±1 mA |
| Charge delay | 0–20 s; accuracy: ±0.1 ms |
Information for project review
Please share your cell format, chemistry, target capacity, process scope, facility conditions and voltage standard.
Training in China
Training at our China facility is available for this product. Scope, schedule and language are agreed for each project.
LET’S DEFINE YOUR PROJECT
Your line starts with a conversation.
Share what you want to make, where you are in the process, and what your team needs to learn.
support@szotech.comSpecifications vary by project configuration. Contact us for a tailored proposal.
