Air Actuated Valves
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MINIMESS® Hydrogen Pressure Connectors, Charging Valves & Threaded Fittings
- Designed for use with gaseous hydrogen systems
- Includes gas charging valves, direct adapters, and hose lines
- Made from high-grade stainless steel 1.4571
- Threaded fittings with NBR or FKM seals for leak-tight connections
- Compatible with hydrogen up to 200 bar operating pressure
- Manufactured in compliance with EU Pressure Equipment Directive (PED 2014/68/EU)
- Typical leakage rate: < 4.5 x 10⁻⁵ mbar l/s (H₂)
- Lower leakage rates and certification for higher pressures available on request
- Suitable for use in hydrogen refueling, testing, and storage applications
MINIMESS® Hydrogen Pressure Connectors, Charging Valves & Threaded Fittings
- High-quality gas charging valves, direct adapters, and hose lines engineered for safe and reliable use with gaseous hydrogen systems.
- MINIMESS® components—featuring stainless steel construction and high-integrity sealing—are designed for compatibility with gaseous hydrogen.
- These components meet stringent European standards and are manufactured in accordance with good German engineering practice, ensuring optimal performance and safety.
- MINIMESS® products are well-suited for hydrogen handling and testing applications across multiple industries with a maximum allowable working pressure of 200 bar for hydrogen and low leakage rates.
- Certification for higher pressures is available on request.
Key features
- Suitable for gaseous hydrogen applications
- Components made of stainless steel 1.4571
- Fitted with high-quality NBR or FKM seals
- Polyamide hose lines with stainless steel fittings
- Maximum operating pressure: 200 bar
- Designed in compliance with EU PED 2014/68/EU
- Leakage rate: < 4.5x10⁻⁵ mbar l/s (H₂)
- Optional certification for higher pressures
- Lower leakage rates available on request
Application areas
- Hydrogen refueling and storage systems
- Fuel cell testing setups
- Laboratory and R&D use
- Pressure monitoring in hydrogen pipelines
- Automotive hydrogen technology
- Gas distribution and regulation systems
Use Cases
- Safe and accurate gas charging with hydrogen
- Connecting instrumentation to hydrogen systems
- Low-leakage testing environments for hydrogen components
Contact us
- Interested? Please contact the vendor by filling in the contact vendor form.
| Brand | Hydrotechnik |
| Max Pressure (in bar) | 200 |
| Manufacturing Readiness (MRL) | 8 |
| Technology Readiness (TRL) | 8 |
| Compliant with | PED 2014/68/EU |
Hydrotechnik UK Test Engineering Ltd
Hydrotechnik UK Test Engineering Ltd provide a large, growing selection of Hydrogen-related products and services.
- Hydrogen Flowmeters: with hydrogen-related flowmeters for mass flow rates from 0.008...108g/s up to 0.1...541 g/s (0.36...1947.6 kg/h), these cutting-edge, superb quality flow meters provide flow rate, static pressure and temperature readings directly on the built-in display, or by Modbus (all 3 readings) or 4...20mA (flow rate only) outputs.
- Hydrogen Pressure, Temperature & Level Sensors: A wide range of pressure sensors are designed for Hydrogen with ATEX and EC79 approval options. Ranges are available up to 1000 bar with a wide range of threads, electrical connections and signal outputs to suit your application.
- Burst & Cyclic Testing Service: a bespoke high-pressure burst and cyclic test service to test components and tanks/vessels in accordance with UN ECE Regulation R134, for many suitable vessel types, including Hydrogen.
Hydrotechnik equipment is chosen for its high quality, ease of use and flexibility, and is the choice of industry professionals worldwide.
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