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Fuel Cell, Electrolyzer, and Battery Measuring

Advanced High-Power Electrochemical Analysis and Reliable EIS for Single Cells, Batteries, Electrolyzers, Supercapacitors, and Their Key Components.

Highest Power in One Device

Push the boundaries of your research with the Kolibrik High-Current Potentiostat. Delivering up to ±100 A directly in a single unit, it combines exceptional power with comprehensive testing capabilities, enabling you to optimize the performance and monitor the exact state of health of your fuel cells, electrolyzers, batteries, and supercapacitors. Gain a deep understanding of your systems to ensure optimal working conditions and unlock their full potential with high precision.

Looking to scale up? Extend your testing capabilities up to 2000 A with our MegaEIS System, featuring our unique source/load booster.

World-Class Power, Globally Trusted. Precision to the decimal is our baseline. That’s why the global electrochemical leader, Gamry Instruments, partners with us to offer Kolibrik Potentiostats. This synergy of robust high-current hardware and world-class expertise delivers a dependable, high-ROI investment for gigafactories and research labs worldwide.

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Why Potentiostat/Galvanostat?

The heart of every electrochemical laboratory

Kolibrik Potentiostat/Galvanostat is an invaluable tool for electrochemical research and development, quality control, fuel cell and battery testing, corrosion research, etc. This multipurpose device offers various electrochemical measurement techniques like cyclic voltammetry/amperometry, linear sweep voltammetry/amperometry, chrono­amperometry, EIS, charge/discharge cycling, and other specialized battery testing protocols, including method sequencing and scripting. It enables deep and precise insight into the electrochemical processes of your desire.

Discover secrets of your electrochemical system

The electrochemical impedance spectroscopy (EIS) analysis is the ultimate technique to unlock the secrets of your electrochemical system during its standard operating conditions. The EIS method measures the impedance of a system over a wide range of frequencies. It provides valuable information about the system's response at different timescales, which is of particular interest in studying the reaction kinetics at the electrode surfaces, the diffusion of reactants and products, the ohmic resistance of the electrolyte, etc.

Wide range with excellent accuracy

Kolibrik Potentiostat/Galvanostat provides wide measurement range up to ±10 V and ±100 A with high accuracy and precision in both potentiostatic and galvanostatic measurement mode. With its capability to measure high-current densities our potentiostat/galvanostat is best suited for analysis of electrolyzers, fuel-cells and stacks, and batteries.

Key Features for Your Solution

Reliable EIS Measurements Across a Broad Frequency Range

Kolibrik Potentiostats deliver exceptional accuracy, maintaining tight error margins even at such low impedance values and frequencies, as demonstrated by the wide 0.5% accuracy contour.

Uncover Subtle Variations with Exceptional Precision

The wide 0.1% precision contour highlights the instrument's capability to resolve extremely small impedance variations, ensuring reliable data for highly sensitive electrochemical measurements.  

Potentiostat Essential Line

Uncompromised Data. Designed to fit your budget.

A more accessible price tag usually means stripped-down features. Not with Kolibrik. Potentiostat Essential was designed with a single goal: to deliver uncompromised electrochemical performance while maximizing your research budget.

It is perfectly suited for testing individual hydrogen fuel cells, solid-oxide cells, and standard lithium batteries. Additionally, its high-precision EIS makes it an ideal tool for fundamental applied research and routine quality control where extreme currents are not required.

Key parameters

  • Potentiostat/Galvanostat up to ±20 A (4-quadrant)
  • Output voltage up to ±10 V
  • Headless design optimized for automated test benches and PC-controlled racks 
  • Uncompromised EIS: 1 mHz ... 100 kHz
  • Full suite of standard electrochemical methods (EIS, CV, CA, etc.) and custom method sequencing
  • PC software with external control via TCP/IP, NI LabVIEW drivers, Python scripting

Datasheet – Potentiostat Essential Line

Potentiostat Core Line

High-Current Architecture. Stable Data at Scale.

High-current testing often introduces system noise and signal degradation. The Core Line is engineered to overcome this. It delivers kilowatt-level power for your scale-up applications while maintaining high-resolution EIS and uncompromising data integrity.

Designed for demanding environments, typical applications include high-power water electrolyzers, redox-flow batteries, and lithium battery packs with high-current requirements. It provides critical diagnostics for advanced R&D and manufacturing testing.

Key parameters

  • Potentiostat/Galvanostat up to ±100 A (4-quadrant)
  • Output voltage up to ±10 V
  • Integrated touchscreen display for real-time system overview right at your lab bench 
  • High-resolution EIS: 1 mHz ... 100 kHz
  • Full suite of standard electrochemical methods (EIS, CV, CA, etc.) and custom method sequencing
  • PC software with external control via TCP/IP, NI LabVIEW drivers, Python scripting

Datasheet – Potentiostat Core Line

Kolibrik Potentiostat/Galvanostat Introduction

See Unboxing, introduction to features, and practical live measurement demonstration of Potentiostat PTC-05100EW.

Measuring with Kolibrik Potentiostat/Galvanostat

Example of measuring with Kolibrik Potentiostat/Galvanostat

What Testing Range Do You Need?

Potentiostat/Galvanostat

Need More Power or Multi-Channel Measuring Without Multiplexing?

MegaEIS for Batteries
MegaEIS for Fuel Cells and Electrolyzers

Example References

Pinflow

  • Potentiostat for measuring EIS and improving performance and efficiency.
  • TEVOMET for temperature and voltage monitoring.
  • Cell Voltage Monitoring for testing of large batteries even including monitoring of voltage each individual battery cell in battery stack.

LEANCAT


ETH Zurich

  • Potentiostat for developing and testing large-area electrochemical cells for more efficient hydrogen production. Potentiostat/Galvanostat enable conducting electrochemical tests in a controlled environment.

Hysata

  • Potentiostat is used to measure EIS in order to characterize the behavior of electrolyzer cells under various operating conditions, optimize electrochemical parameters, and enable rapid technology scaling.

Areas of usual application

Whether you need to analyse electrolysers, fuel cells, batteries we have the right solution for you.

Electrolyzers

Electrolyzers use electricity to split water into hydrogen and oxygen, which can be used as clean and renewable fuels. For detailed EIS characterization, you can use our potentiostats for single cell research or for short stack evaluation. Our EIS source models can be used for characterization of full electrolyzer stacks.

Fuel Cells and Stacks

Fuel cells and fuel cell stacks convert hydrogen and oxygen into electricity and water, providing clean and efficient energy for various applications. We provide potentiostats for single cell research, zero-voltage loads for high-power fuel cell EIS characterization under high current conditions over 1000 Amperes, or EIS analysis solution for powerful stacks with multichannel EIS acquisition capability.

Batteries

Lithium batteries, redox-flow batteries, etc. are essential for storing and delivering energy from renewable sources. They offer advantages such as long lifetime, good scalability, and seamless integration in the electrical grid. For batteries, you can use our high-current potentiostats or high-power EIS analyzers combining load and source modes in one device.

Custom Designs

Didn't choose from our standard models? You need a higher current, more channels, a different configuration?
We will customize your testing setup according to your needs and preferences.


MegaEIS System For Fuel Cells And Alectrolyzers
MegaEIS System For Batteries

Choose a professional and efficient solution, join companies that use Kolibrik!


Potentiostat/Galvanostat
References
Case Studies

Get a Quote or Expert Consultation 

Want to learn how to improve the performance of your hydrogen or battery solution?

If you’re looking for a smart and reliable way to measure and improve the performance of your fuel cells, electrolyzers or batteries, look no further than Kolibrik. Kolibrik is more than just a product. Kolibrik can help you measure and optimize the impedance of your high-power devices. Whether you need a standard or a customized variant, we can provide you with the best quality and price. It’s a solution that can transform your fuel cell or electrolyzer system and take it to the next level.

Contact us today and let us show you how Kolibrik can make a difference for you.

Use this form or on email sales@kolibrik.net.