Electrical performance and aging tests on batteries and energy storage systems
SERMA supports you in ensuring the performance, safety, and durability of your energy storage systems. Thanks to state-of-the-art equipment and recognized expertise, we optimize their reliability from design to operation under real-world conditions.
Specialized in electrical performance and aging tests, SERMA covers a wide range of applications:
From small cells (hearing aids, connected IoT devices, electronic cigarettes, etc.)
Up to 1000V batteries used across all industrial sectors.
Our strength?
A comprehensive, tailor-made offering adapted to the industrial needs of your sectors: Automotive, Railway, Medical, Consumer Electronics, IoT, and more.
Why perform electrical tests on your energy storage systems?
To ensure the reliability, safety, and performance of energy storage systems and batteries, rigorous electrical testing is essential. These tests measure key parameters such as capacity, voltage, internal resistance, and cell lifetime.
Using strict protocols and specialized equipment, the objective is to simulate real or extreme conditions (temperature, cycling, etc.) to validate the compliance and effectiveness of storage solutions. This approach is essential to address the challenges of tomorrow’s energy.
A comprehensive expertise in electrical testing for reliable and durable results
Our team combines advanced expertise in electrochemistry, materials and chemistry science, supporting you at every stage of your projects to precisely meet your electrical testing needs.
Diagnosis and reliability control of monitoring systems (BMS)
Analysis and optimization of Battery Management Systems
Verification of component reliability and safety
Impedance spectroscopy (EIS)
Impedance spectroscopy (or Electrochemical Impedance Spectroscopy, EIS) is a measurement technique used to analyze the electrical and electrochemical properties of a system, such as a battery or a fuel cell.
Our experts perform precise battery impedance measurements to evaluate their state of health.
Technical support
Definition of the experimental plan
Design of customized test protocols
Execution of tests in our laboratory equipped with cutting-edge technologies
Analysis
Results analysis
Post-mortem analyses for modeling and performance improvement
State-of-the-art equipment for ultra-precise testing
Our testing capabilities allow us to reproduce all mission profiles and cover a wide range of technologies available on the market. We test battery power levels ranging from a few mW up to 320 kW.
Our equipment
DIGATRON cyclers
(up to 300 A/channel)
Number of channels: 26
BIOLOGIC BCS815 and BCS915 cyclers
(for very low current cycling)
Number of channels: 210
Climatic chambers
Temperature range: -40°C to +200°C
Volume: up to 1 m³
Technologies / chemistries tested and analyzed
We analyze and test the following technologies at our facilities:
Lithium-Ion
Lithium-Metal
Sodium-Ion
Lead-Acid
Nickel-Cadmium
Nickel-Metal Hydride
Primary Lithium (LiSOCl₂, LiMnO₂)
Supercapacitors
And more
Why choose SERMA?
Recognized expertise
for over 35 years
State-of-the-art equipment
for reliable and precise results
Tailor-made approach
to meet each client’s specific needs
Comprehensive support
from test design to results analysis thanks to the diversity of our expertise
Recognized global expertise in electrical testing
Thanks to its comprehensive offering and the consolidated expertise of its Group, SERMA is a leading player in electrical testing for all types of components (electronic boards, chips, batteries, etc.).
SERMA Technologies also works with manufacturers and users of electronic components, performing static, dynamic, and functional measurements on all types of electronic components to characterize, evaluate, improve reliability, and qualify electronic components.
SERMA Energy designs and performs electrical and performance tests at the complete battery pack level through several types of testing:
Characterization tests: measurement of fundamental electrical parameters (capacity, internal resistance, efficiency)
Endurance tests: simulation of real usage cycles to evaluate durability
BMS validation tests: verification of the reliability of battery management systems under load and in extreme conditions
With more than 25,000 m² of dedicated testing platforms, SERMA is the European leader in electrical testing for e-mobility.
