E-Mobility Testing Worldwide: Ensuring Your BMS, EV and EVSE is Standard-Conform, Safe, Interoperable and Robust.

Cutting-edge solutions for BMS testing, EV and EVSE charging testing – over 15 years of excellence trusted by engineers and service technicians.

For over 15 years, comemso has been at the forefront of developing cutting-edge testing systems for Battery Management Systems (BMS), Electric Vehicles (EV), and Electric Vehicle Supply Equipment (EVSE). Our solutions empower engineers worldwide with the precision and innovation required to tackle the challenges of e-mobility. From research and development to serial production, our modular and scalable products are perfectly tailored to meet diverse needs.

Our Solutions at a Glance

Explore our range of modular and precise e-mobility test systems that set the standard for BMS technology and e-mobility charging testing.

BMS Tester

Our Battery Cell Simulator is ideal for developing and validating battery management systems. It simulates up to 300 cells with unparalleled accuracy, including emulating temperature sensors and fault conditions for comprehensive testing.

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EV Charging Tester

The comemso EV Charging Analyzer/Simulator is the leading solution for analyzing AC and DC charging interfaces for interoperability, standard conformity and robustness. Supporting voltages up to 1500 V and currents up to 500 A (or more for MCS), it provides comprehensive testing according to global standards.

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Simple EVSE Tester

Does the charging work? Easy Chester is a compact, portable solution for simulating EV communication protocols (ISO 15118, DIN SPEC 70121, CHAdeMO) with small battery emulation. Perfect for EVSE maintenance, end-of-line tests, and troubleshooting, it offers seamless testing for charging stations and wallboxes.

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You need help to specify your e-mobility testing system?

Our technical team is here to help. Feel free to contact us at anytime via email at or via the button below and receive a free live product demo.

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Why Coose Comemso?

Comemso offers best-in-class e-mobility solutions for battery cell simulation and charging testing incl. analysis, suitable for both stationary and mobile testing. Our products are designed to meet your specific requirements, ensuring you save time and stay competitive in the rapidly evolving e-mobility market.

Precision and Innovation

Comemso sets new benchmarks in testing functionality. Whether it’s BMS testing at the cell level or comprehensive analysis and testing of charging processes, our systems deliver industry-leading functions and precision. Designed to meet global standards like IEC 61851, DIN 70121, ISO 15118, NACS, CHAdeMO, GB/T and MCS, our technology ensures that you are always testing at the cutting edge.

Modular and Scalable

Every project is unique, and our solutions are built to adapt. From small-scale testing environments to large production lines, our modular systems can scale with your needs. You can expand capabilities incrementally, safeguarding your investment and ensuring flexibility for future requirements.

Comprehensive Solutions

Comemso offers an all-in-one approach, covering AC and DC charging tests, certification test cases, test automation and fault emulation. Our products allow you to precisely test and analyze both communication protocols and power flows, ensuring robust and reliable results.

Comprehensive Solutions – From AC/DC charging to battery cell emulation

Modular & Scalable – Flexible for development, production, and beyond

Innovative Technology – Support for global charging standards

High Precision – Tailored solutions with industry-leading accuracy

Ensuring Accurate and Reliable Measurement Results

Comemso eMobility Services GmbH now features an accredited calibration laboratory, certified according to DIN EN ISO/IEC 17025, to ensure precise and dependable measurements for your testing needs.

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Get in Touch with Us

“Our dedicated sales and support teams are here to assist you in finding the perfect solution for your e-mobility testing requirements.”

Dipl.-Ing.(FH) Anita Athanasas, Chief Commercial Officer and co-founder

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Discover More: Tailored Solutions for Every Challenge

Comemso offers more than just cutting-edge products. Explore our tailored solutions to enhance your testing capabilities and gain the knowledge you need to excel in e-mobility development.