Description
Overview
Nafion™ NR-211 Proton Exchange Membrane is an ultra-thin, non-reinforced PFSA proton exchange membrane designed for high-performance PEM fuel cells, PEM water electrolyzers and electrochemical hydrogen systems. With a nominal thickness of 25.4 μm, NR-211 provides low ionic resistance, high proton conductivity and reliable electrochemical performance in demanding hydrogen energy applications.
Manufactured using chemically stabilized PFSA polymer technology, NR-211 offers excellent chemical resistance, dimensional stability and long-term durability. Its thin membrane structure is suitable for applications requiring efficient proton transport, reduced ohmic loss and compact membrane electrode assembly (MEA) design.
Key Features
- Ultra-thin PFSA proton exchange membrane
- Nominal thickness of 25.4 μm
- Low ionic resistance and high proton conductivity
- Excellent chemical resistance and dimensional stability
- Non-reinforced membrane structure
- Suitable for PEM fuel cells, PEM electrolyzers, MEA fabrication and laboratory testing
Technical Specifications
| Property | NR-211 | Unit |
|---|---|---|
| Membrane Type | NR-211 | – |
| Typical Thickness | 25.4 | μm |
| Structure | Non-reinforced PFSA membrane | – |
| Material | Perfluorosulfonic acid polymer | – |
| Application | PEM fuel cells / PEM water electrolyzers / MEA fabrication | – |
Applications
- PEM fuel cells
- PEM water electrolyzers
- Membrane electrode assembly (MEA) fabrication
- Hydrogen production systems
- Electrochemical research and laboratory testing
Commercial Note
Prices shown on this page are indicative reference prices and may vary depending on quantity, packaging format and market conditions. Listed prices exclude VAT, shipping and any custom cutting or packaging services. Bulk orders, customized dimensions and distributor cooperation are available upon request. Please contact us for detailed quotations and technical support.













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