The EOL Tester is a high-precision End-of-Line battery pack testing system developed to ensure safety, reliability, and performance validation before battery packs leave the production line. Designed for modern EV battery packs, commercial vehicle batteries, and energy storage systems, the tester performs comprehensive electrical verification to guarantee product quality and compliance with industry standards.
Built with an advanced ARM-based control architecture and high-accuracy 24-bit ADC measurement technology, the system delivers precise data acquisition and reliable testing results. The EOL Tester integrates seamlessly with manufacturing execution systems (MES) to provide full traceability, automated reporting, and efficient production management.
With support for high-voltage testing up to ±1000V, along with AC and DC withstand testing, the system ensures battery pack insulation integrity and operational safety. The platform is engineered for high-volume battery manufacturing environments and has been deployed in production facilities exceeding 20GWh annual capacity.
The EOL Tester provides manufacturers with the confidence that every battery pack leaving the line meets strict quality, safety, and performance requirements.
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Module Stacking systems precisely align and stack battery cells into mechanically stable modules for downstream processing.

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Laser Cleaning removes oxides and contaminants from battery tabs and terminals, ensuring clean, high-quality welding surfaces.

Vision-based polarity and CCD inspection detects alignment errors, defects, and missing components early in the process.

Laser Welding machines deliver precise, repeatable, high-strength joints with minimal heat impact.

End-of-Line testing validates electrical, functional, and safety performance before pack integration.

The Pack Line integrates final assembly, enclosure installation, and testing for scalable battery production.

EV battery production, energy storage manufacturing, battery research labs, electronics assembly, and OEM-based fabrication units.
This equipment is designed to support efficient and accurate battery assembly and testing workflows. With durable construction, precision control, and user-friendly operation, it delivers consistent performance for both small-scale and large-scale production environments.
Product Name
Description
| Parameter | Specification |
|---|---|
| Voltage Test Range | ±1000 V |
| AC Withstand Voltage | Up to 5 kV |
| DC Withstand Voltage | Up to 6 kV |
| Measurement Accuracy | High precision with 24-bit ADC |
| Control System | ARM-based control architecture |
| Data Management | MES integration with data logging |
| Production Compatibility | Suitable for high-volume battery manufacturing |
| Installed Capacity | 20GWh+ production line installations |
| Safety Testing | Insulation resistance, high voltage withstand |
| Data Traceability | Full test data recording and reporting |
The product comes with a dedicated support and service package that includes activation, calibration assistance, and post-installation guidance.
Find quick answers to common questions about our BESS Assembly Line, including automation capabilities, supported battery types, customization options, safety standards, and production scalability.
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