31 Aug 2026
Recirculation Blower
PRODUCT FEATURES:
System Performance & Efficiency
- Enhanced Hydrogen Utilization: Continuous recirculation of unused hydrogen improves overall fuel efficiency and system performance
- Wide Performance Range: Two technology variants enabling optimal fit for both standard and high-performance fuel cell systems
Technology
High Performance Radial Compressor
- Water-cooled radial compressor for high power and demanding automotive applications
- High-voltage motor (up to 850 V, up to 60,000 rpm) enabling superior dynamic performance
- Application-specific impeller design for optimized efficiency
- Integrated controller with CAN interface for advanced system control
Essential Side-Channel Technology
- Side-channel blower based on proven VAIREX platform technology
- Cost-efficient solution for standard fuel cell applications
- Low-voltage motor (up to 20,000 rpm)
- Designed for system-integrated control architecture (no integrated controller)
Design & Durability
- Advanced Sealing Concept: Innovative sealing design ensures reliable operation under hydrogen conditions
- Automotive-Grade Lifetime: Designed for long service life (up to 25,000 operating hours)
- Robust System Integration: Compact and application-optimized design for seamless integration into fuel cell systems
Performance Characteristics
- Optimized Operating Maps: Performance maps available for precise system matching and operating point definition
- High Efficiency Across Operating Range: Aerodynamically optimized design for stable and efficient operation





