flex-X-cell S for PEM electrolysis
Modular PEM electrolysis cell with 5 cm² active area, two-channel configuration, a titanium anode current collector, and configurable cathode current collectors with serpentine flow fields. Typical applications include catalyst and electrode testing, membrane studies, porous transport layer evaluation, and studies of catalyst-layer interfaces.
From€3,230
Excluding taxes. Final pricing depends on configuration and quantity.
Typical lead time: 1–3 months
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Lead time depends on component availability and product requirements. It may be shorter when all required components are in stock. Customized products or configurations may take longer. The expected lead time will be confirmed in the quotation.
Included components
Components are listed from anode to cathode.
Components below describe the default configuration. Select available alternatives above or contact us about further customization.
- End plate — Stainless steel end plate including positioning pins, screws, handles, and fluid connectors (default: stainless steel 1.4571; for 6 × 4 mm (OD × ID) tubing)1
- Insulation layer with EPDM O-rings
- Anode current collector / electrode — Ti with serpentine flow field
- Anode flow frame — 200 µm PTFE2
- Membrane frame — 100 µm PTFE2
- Cathode flow frame — 200 µm PTFE2
- Cathode current collector / electrode — Stainless steel with serpentine flow field3
- Insulation layer with EPDM O-rings
- End plate — Stainless steel end plate including positioning pins, screws, handles, and fluid connectors (default: stainless steel 1.4571; for 6 × 4 mm (OD × ID) tubing)1
Required separately: Membranes and electrodes are not included unless explicitly included in the selected configuration or added separately to your quotation request.
1 Default fluid connectors; other tubing sizes and materials available on request.
2 Default thickness; other thicknesses available on request.
3 Default material; other materials available on request.
Technical specifications
| Parameter | Specification |
|---|---|
| Active area | 5 cm² |
| Cell architecture | 2 channels |
| Anode current collector / electrode | Ti with serpentine flow field |
| Cathode current collector / electrode | Configurable — default: Stainless steel with serpentine flow field |
| Maximum operating pressure | 3 bar (gauge) |
| Maximum operating temperature | 100 °C |
| External dimensions | Approx. 145 × 170 × 190 mm (W × D × H) |
| Electrical connection | 4 mm banana socket, or bolted cable lug directly to the current collector |
| Fluid connectors | Stainless steel (1.4571) fluid connectors for 6 × 4 mm (OD × ID) tubing (other tubing sizes and PFA/PTFE alternatives on request) |
| O-rings | EPDM (alternatives on request: FKM, FFKM or FEP-encapsulated) |
| Wetted materials | Titanium, PTFE, selected current-collector (default: titanium anode and stainless-steel cathode), stainless steel 1.4571 fluid connectors, and selected O-ring materials |
Further customization
Additional configurations are available on request, including:
- Reference electrode integration
- Integrated thermostat channel for temperature control
- Alternative fluid connector sizes for other tubing diameters
- Alternative fluid connector materials: PFA or PTFE
- Alternative O-ring materials: FKM, FFKM or FEP-encapsulated
- Custom frame thicknesses and geometries
- Other materials and coatings on request
- Alternative flow-field geometries, e.g. parallel-channel or interdigitated
- Noble-metal coatings for current collectors, e.g. Au or Pt