50-250nm3/H H2optional Pem Hydrogen Production Electrolytic Stacks Green Hydrogen Generator. Long Stack Lifetime: PEM stack operates over 80,000 hours or 10 years based on continuous full-load operation. Extended System Life: Designed for typical industrial lifetimes exceeding 20 years for mechanical components. High Purity Output: Initial hydrogen purity with oxygen content less than 500 ppm. Flexible Load Regulation: Load regulation range from 10% to 120% for stable operation. Comprehensive Warranty: 2-year warranty provided under rated working conditions. Full Customization Options: Supports full customization, minor customization, and flexible customization from samples or designs.