You are welcome! We do not require or store much user data, however to use the site the acceptance of data processing and cookies is required. Our privacy policy outlines details.

Accept & Continue
Menu
Close
Unlock Free AI Search
Marketplace Expand more
Components Expand more
Aftercoolers
Analyzers Expand more
Gas Analyzers
Blowers Expand more
Hydrogen Blowers
Breakaways Cell Voltage Monitors Compressor Crankcase Compressor Head
Connectors Expand more
Electrical Connectors Fluid Connectors
Control Units Expand more
Power Management Modules
Converters Couplings Current Density Meters Diaphragms
Dryers Expand more
Hydrogen Dryers
Electrolyser Cells Electrolyser Plates
Electrolyser Stacks Expand more
AEM Electrolysis Stacks Alkaline Electrolysis Stacks PEM Electrolysis Stacks SOEC Stacks
Electrolytes Expand more
Solid Oxide Electrolytes
Filter Housings Foils Fuel Cell Air Compressors
Fuel Cell Filters Expand more
Cathode Filters Gas Filters Hydrogen Filters Ion Exchange Filters Silencers
Fuel Cell Humidifiers Fuel Cell Plates
Fuel Cell Stack Modules Expand more
PEM Stack Modules
Fuel Cell Stacks Expand more
PEM Stacks SOFC Stacks
Gas Handling Units Gaskets
Gauges Expand more
Pressure Gauges
Heat Exchangers Expand more
Coiled Tube heat exchanger Plate Heat Exchanger Printed Circuit Heat Exchanger Shell and Tube Heat Exchangers
Hydrogen Burners Hydrogen Fittings Hydrogen Flow Controllers
Hydrogen Flow Meter Expand more
Cone Flow Meters Coriolis Flow Meters Orifice Flow meters Paddle Wheel Flow Meters
Hydrogen Fueling Nozzles Hydrogen Gas Boosters Hydrogen Heaters Hydrogen Hoses
Hydrogen Pumps Expand more
Process Pumps
Hydrogen Refueling Data Interfaces Hydrogen Rupture Discs
Hydrogen Tanks Expand more
Gaseous Hydrogen Tanks Liquid Hydrogen Tanks
Inverters IoT Telemetry Device Laminates & Coating Laser Sources
Level Indicators Expand more
Water Level Indicators
Membrane Electrode Assembly
Membranes Expand more
Electrolyser Membranes Fuel Cell Membranes
Potentiostat Power Electronics Pressure Relief Devices Receptacles Seals
Sensors Expand more
Conductivity Sensors Continuous level sensors Flame Detectors Gas Detectors Humidity Sensors Hydrogen Detectors Mass Flow Sensors Point level sensors Pressure Sensors Temperature Sensors
Separators Expand more
Hydrogen Gas Traps Water Separators
Switches Expand more
Level Switches Power Switches Pressure Switches
Thermal Management Modules Thermocouples
Transducers Expand more
High-Voltage Transducers Temperature Transducers
Transmitters Expand more
Moisture Transmitters Oxygen Transmitters Pressure Transmitters Temperature Transmitters Thermal Conductivity Transmitters
Tube Connections Tubes Valve Manifold
Valves Expand more
Air Actuated Valves Angle Seat Valves Ball Valves Cathode Isolation Valves Check Valves Coaxial Valves Control Valves Cryogenic Valves Flow Control Valves Gate Valves Globe Valves Hydrogen Back Pressure Regulators Hydrogen Fuel Cell Pressure Regulators Hydrogen Pressure Reducing Valves Hydrogen Pressure Relief Valves Hydrogen Pressure Solenoid Valves Hydrogen Tank Valves Needle Valves On Tank Valves Piston Valves Plunger Valves Process Automation Solenoid Valves Proportional Valves Safety Valves Shut-Off Valves
Vents Water Tanks
Equipment Expand more
Bipolar Plates Manufacturing Coating Equipment Electrolyser Test Equipment Fuel Cell Test Equipment Hydrogen Component Manufacturing Equipment Hydrogen Component Test Equipment Hydrogen Heating Equipment Hydrogen Leak Detectors Hydrogen Plants Hydrogen Tank Test Equipment MEA Production Lines
Measuring Devices Expand more
Fuel Cell Stack Measuring Device
Process Equipment Tool Boxes
Systems Expand more
Automation Systems CHP Units Deoxygenation Systems
Electrolysers Expand more
AEM Electrolysers Alkaline Electrolysers PEM Electrolysers Solid Oxide Electrolysers
Fuel Cell Exhaust Air Systems Fuel Cell Systems
Hydrogen Compression Systems Expand more
Diaphragm Compressors Hydrogen Piston Compressors Hydrogen Screw Compressors
Hydrogen Cooling Systems Hydrogen Dispensers Hydrogen Generators Hydrogen Heating Systems Hydrogen Power Generators Hydrogen Production Unit Hydrogen Rectifiers Hydrogen Refueling Modules Hydrogen Refueling Stations Hydrogen Storage Systems Hydrogen Treatment Systems Nitrogen Generators Power Conversion Systems Process Monitoring Systems Reversible Fuel Cell Systems
System Cabinets Expand more
Fuel Cell Cabinets
System Cases Expand more
Fuel Cell Cases
Water Treatment Systems
Services Expand more
Coating Services
Consulting Services Expand more
Strategic Consulting
Development Services Expand more
Bipolar Plate Design Services Electrolyser Stack Development Electrolyser System Development Electronics Development Fuel Cell Modelling Hydrogen Infrastructure Development
Engineering Services Fire and Gas Mapping Services Maintenance Services
Production Services Expand more
Technology and Plant
Renting Services
Safety Services Expand more
Process Safety Engineering
Software Expand more
System Design Software
Testing Services Expand more
Components Testing Electrolyser Stack Testing Electronics Testing Fuel Cell Stack Testing Fuel Cell Systems Testing Material Testing Powertrain Testing Shaker Testing
Materials Expand more
Catalysts Coatings Compounds Electrodes Gas Diffusion Layers Mesh Mesophase Pitch Porous Transport Layers Purification Materials
Sealants Expand more
Flange Sealants Thread Sealants
Brands Unlock Free AI Search
Suppliers Expand more
B2B Suppliers How to use the supplier module? Search your company Contact us
Videos Knowledge
For Vendors Expand more
How to get started
For Buyers Expand more
How to use Hyfindr
Company Expand more
Mission and Vision Blog Management Team Advisory Board Newsletter Community
Contact us
Login Login
Home
/
Materials
/
Electrodes

AEM Electrolysis Cathode Gas Diffusion Electrodes (GDE)

ionysis GmbH
AEM Electrolysis Cathode Gas Diffusion Electrodes (GDE)

  • High quality AEM electrolysis cathode GDE
  • Designed for low gas crossover and high scalability
  • High performance 
  • Low gas cross over 
  • Substrates: non-woven carbon paper with/without micro porous layer

Compare
Bookmark Add to list
Description Vendor

AEM Electrolysis Cathode Gas Diffusion Electrodes (GDE)

  • High quality cathode gas diffusion electrode (GDE) for AEM water electrolysis suited for dry and wet cathode operation.

Specifications

  • Substrate: Gas diffusion layer with 220 µm thickness (@ 1 MPa)
  • Cathode: 0.5 mgPt/cm² (different loading are availabe upon request)
  • Active area: 450 mm x 1000 m

Technical performance

  • Performance (BOL): 1.68 V at 1 A/cm²
  • Durability: < 10 µV/h at 1 A/cm²
  • H2 in O2: < 0.2 vol% @ 0.25 A/cm²
  • Electrolyte: 0 – 3M KOH

Contact us

  • Interested? Please contact Ionysis by filling in the RFQ or Inquiry form.
ionysis GmbH

ionysis GmbH develops and produces next-generation membrane electrode assemblies, catalyst-coated membranes and gas diffusion electrodes for advanced electrochemical systems. The company serves hydrogen applications such as fuel cells and electrolysis, Power-to-X processes including CO₂ electrolysis and green ammonia, and electrochemical separation applications such as water treatment and lithium recovery. Based in Freiburg, Germany, ionysis translates electrochemical materials innovation into scalable component solutions for industrial partners.

Select a country
Albania
Algeria
Andorra
Argentina
Australia
Austria
Bahrain
Belarus
Belgium
Bolivia
Bosnia & Herzegovina
Brazil
Brunei
Bulgaria
Cameroon
Canada
Chile
China
Colombia
Costa Rica
Croatia
Cyprus
Czechia
Denmark
Ecuador
Egypt
Estonia
Finland
France
Georgia
Germany
Gibraltar
Greece
Grenada
Hong Kong SAR China
Hungary
Iceland
India
Indonesia
Ireland
Israel
Italy
Japan
Jordan
Kazakhstan
Latvia
Liechtenstein
Lithuania
Luxembourg
Madagascar
Malaysia
Malta
Mexico
Moldova
Monaco
Montenegro
Morocco
Namibia
Netherlands
New Zealand
Nicaragua
Nigeria
Norway
Oman
Pakistan
Panama
Paraguay
Peru
Philippines
Poland
Portugal
Puerto Rico
Qatar
Romania
Saudi Arabia
Serbia
Singapore
Slovakia
Slovenia
South Africa
South Korea
Spain
Sri Lanka
Sweden
Switzerland
Taiwan
Thailand
Tunisia
Türkiye
Ukraine
United Arab Emirates
United Kingdom
United States
Uruguay
Venezuela
Vietnam
Attachment

Latest products

Left
Electrodes PEM Electrolysis Catalyst-Coated Membrane (CCM) By ionysis GmbH
Compare Compare
Bookmark Add to list
Electrodes AEM Electrolysis Catalyst-Coated Membrane (CCM) By ionysis GmbH
Compare Compare
Bookmark Add to list
Electrodes AEM Electrolysis Cathode Half-Catalyst-Coated Membrane (Half CCM) By ionysis GmbH
Compare Compare
Bookmark Add to list
Electrodes AEM Electrolysis Anode Half-Catalyst-Coated Membrane (half CCM) By ionysis GmbH
Compare Compare
Bookmark Add to list
Electrodes AEM Electrolysis Cathode Gas Diffusion Electrodes (GDE) By ionysis GmbH
Compare Compare
Bookmark Add to list
Safety Valves Hydrogen Safety Valve - IDV™ Inline Design Valve By BS&B Safety Systems Ltd
Compare Compare
Bookmark Add to list
Safety Valves Hydrogen Pressure Reflief Device - BPAV™ - Buckling Pin API Valve By BS&B Safety Systems Ltd
Compare Compare
Bookmark Add to list
Catalysts Iridium Anode Catalyst for PEM Electrolysis - Actydon | Ir 80 XSP By Heraeus Precious Metals GmbH & Co. KG
Compare Compare
Bookmark Add to list
Catalysts Iridium Anode Catalyst for PEM Electrolysis - Actydon | Ir 45 S By Heraeus Precious Metals GmbH & Co. KG
Compare Compare
Bookmark Add to list
Catalysts Iridium Anode Catalyst for PEM Electrolysis - Actydon | Ir 30 Ru By Heraeus Precious Metals GmbH & Co. KG
Compare Compare
Bookmark Add to list
Catalysts Platinum Cathode Catalyst for PEM Fuel Cells – Actydon | Pt 50 K730 By Heraeus Precious Metals GmbH & Co. KG
Compare Compare
Bookmark Add to list
Catalysts Platinum Cathode Catalyst for PEM Fuel Cells – Actydon | Pt 50 C720 By Heraeus Precious Metals GmbH & Co. KG
Compare Compare
Bookmark Add to list
Right