Water Electrolysis MEA 105±5 μm 50 cm2 IrO2/Pt/C ATOMFAIR®

$720.00

Institutional Procurement & Supply Compliance: As a verified US supplier, Atomfair accepts formal institutional Purchase Orders (POs), contract billing schedules, and custom procurement loops for university and national laboratories, and corporate R&D departments globally.

Research-grade water electrolysis MEA with IrO2 anode loading 1.0 mgIr/cm2, Pt/C cathode 0.4 mgPt/cm2, 105±5 μm membrane, 50 cm2 area. Order now.

SKU: AF-EL-M-MEWE-CCM0-0003

Category: PEM Water Electrolysis

Brands: Atomfair®

Water Electrolysis Membrane Electrode Assembly | ATOMFAIR

Product Type: Water electrolysis membrane electrode assembly

Research-grade laboratory product

Product Overview

Water electrolysis membrane electrode assembly is specified with IrO2 anode catalyst loading of 1.0 mgIr/cm2, Pt/C cathode catalyst loading of 0.4 mgPt/cm2 and 1.85 V performance at 2 A/cm2.

The CCM uses a 105+/-5 um proton membrane thickness and 125+/-5 um total CCM thickness, with hydrogen crossover below 0.2% under 3.5 MPa and 2 A/cm2 conditions.

Performance Features

IrO2 anode catalyst loading of 1.0 mgIr/cm2.
Pt/C cathode catalyst loading of 0.4 mgPt/cm2.
Optional hydrogen recombination catalyst loading of 0.08 mgPt/cm2 for special application scenarios.
105+/-5 um proton membrane thickness and 125+/-5 um total CCM thickness.
Hydrogen crossover below 0.2% at 3.5 MPa and 2 A/cm2.
Performance value of 1.85 V at 2 A/cm2.

Technical Specifications

Parameter	Specification / Available Values
Atomfair Model	AF-MEA-WE
Product Form	Water electrolysis membrane electrode assembly
Anode Catalyst / Loading	IrO2, 1.0 mgIr/cm2
Cathode Catalyst / Loading	Pt/C, 0.4 mgPt/cm2
Hydrogen Recombination Catalyst / Loading	0.08 mgPt/cm2, optional for special application scenarios
Proton Membrane Thickness	105+/-5 um
CCM Total Thickness	125+/-5 um
Hydrogen Crossover	<0.2% (3.5 MPa, 2 A/cm2)
Performance	1.85 V at 2 A/cm2
Effective Size	50 cm2 (Custom sizes are available.)

Before Ordering: Please confirm the required electrode area, order quantity and whether the optional hydrogen recombination catalyst is needed.

Specification Notes: Catalyst loading, membrane thickness, CCM thickness and hydrogen crossover should be checked against the customer’s electrolysis operating conditions.

Configuration Notes: If the MEA must match a specific electrolyzer fixture or stack format, provide the active area, frame or gasket requirements and target operating conditions.

Quotation Tip: Send the required area, catalyst configuration, quantity and any electrolysis stack-matching requirements when requesting pricing.

LABORATORY PROCUREMENT SUPPORT

For model selection, accessory matching, platform compatibility or configuration confirmation, contact our technical sales team.

E-MAIL: inquiry@atomfair.com

Supplier: Atomfair

Brand: ATOMFAIR®

What is the hydrogen crossover limit for this water electrolysis MEA under high-pressure operation?

The hydrogen crossover is below 0.2% at 3.5 MPa and 2 A/cm2, as specified in the product specifications. This low crossover rate is critical for safety and efficiency in high-pressure electrolysis applications.

What parameters must be provided to ensure the MEA fits a specific electrolyzer stack?

To match a specific electrolyzer fixture or stack, provide the active area, frame or gasket requirements, and target operating conditions. The standard effective size is 50 cm2, but custom sizes are available. Additionally, verify that catalyst loading, membrane thickness, and hydrogen crossover are compatible with your operating conditions.

What should be confirmed before ordering this MEA to avoid operational issues?

Before ordering, confirm the required electrode area, order quantity, and whether the optional hydrogen recombination catalyst (0.08 mgPt/cm2) is needed. Also ensure that the specifications (catalyst loading, membrane thickness, hydrogen crossover) are checked against your electrolysis operating conditions to avoid performance mismatches.

Assessment

This water electrolysis MEA delivers 1.85 V at 2 A/cm² with IrO₂ anode (1.0 mgIr/cm²) and Pt/C cathode (0.4 mgPt/cm²) catalysts, achieving hydrogen crossover below 0.2% under 3.5 MPa. The 105±5 µm proton membrane and 125±5 µm total CCM thickness provide a balanced trade-off between ionic conductivity and mechanical integrity for high-pressure PEM electrolysis.

Positive

Low hydrogen crossover at high pressure: Hydrogen crossover below 0.2% at 3.5 MPa and 2 A/cm² ensures high faradaic efficiency and safe operation in pressurized electrolysis stacks.
Optional hydrogen recombination catalyst: An optional 0.08 mgPt/cm² recombination catalyst layer can be integrated to mitigate crossover-induced efficiency loss in demanding operating scenarios.

Trade-offs

Operating condition sensitivity: Catalyst loading, membrane thickness, and hydrogen crossover must be validated against the customer's specific electrolysis operating conditions, requiring pre-order engineering review.
Custom sizing and integration required: The MEA is supplied in a standard 50 cm² effective size; custom areas and stack-matching frame or gasket requirements must be specified before ordering, adding lead time for non-standard configurations.

Quality Standards & Performance Verification

Every advanced material, component, equipment, and instrument in our catalog is backed by rigorous testing. We maintain strict internal quality management frameworks and align with CE conformity metrics to deliver transparent, reproducible performance data via our public open-science repository.

To request raw batch performance data, submit formal vendor registration paperwork, or execute a fast-turnaround R&D manufacturing loop, contact us at inquiry@atomfair.com.

Shipping & Returns

Item is dispatched under the Atomfair Shipping & Delivery Framework (Free worldwide shipping on orders over $59 USD excl. heavy equipment). Return is governed by the Atomfair Return & Refund Policy (7-day technical return window).