610.01
H₂
Verified
Laboratory Valves LHP
Hand valves and air-operated valves for low-volume laboratory applications.
1,000–2,000 bar
SITEC-SieberSwitzerland
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Products
Ten main categories, subcategories and verified products. Filter by brand and category.
710.00
H₂
Verified
Valves Based on ATEX
Ex-zone approved high-pressure valves for explosive atmospheres.
1,000–10,000 bar
SITEC-SieberSwitzerland
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710.01
H₂
Verified
Hand Valves, Metering Valves
Manually operated valves for precise flow control.
1,000–10,000 bar
SITEC-SieberSwitzerland
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710.02
H₂
Verified
Micrometering Valves
Extremely precise flow metering with micrometer adjustment.
1,000–7,000 bar
SITEC-SieberSwitzerland
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710.03
H₂
Verified
Piston Type Air-Operated Valves
Pneumatic piston valves for remote operation and automation.
1,000–7,000 bar
SITEC-SieberSwitzerland
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710.04
H₂
Verified
Diaphragm Type Air-Operated Valves
Tight, low-dead-volume diaphragm valves over a wide pressure range.
400–10,000 bar
SITEC-SieberSwitzerland
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710.05
H₂
Verified
High-Temperature Valves
Valves for hot process lines and reactors.
1,000–4,000 bar
SITEC-SieberSwitzerland
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710.06
H₂
Verified
Special Valves
Custom configurations for special media and applications.
max. 2,000 bar
SITEC-SieberSwitzerland
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710.08
H₂
Verified
Motor-Driven Valves
Valves with electric actuators for process automation.
1,000–7,000 bar
SITEC-SieberSwitzerland
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710.09
H₂
Verified
Air-Operated Control Valves
Pneumatic control valves for proportional flow control.
max. 4,000 bar
SITEC-SieberSwitzerland
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710.10
Verified
Test Bench Valves (max. 90 °C)
Low-pressure valves for test benches and calibration stations.
−0.8 … +40 bar
SITEC-SieberSwitzerland
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710.11
Verified
Test Bench Valves (−40…+120 °C)
Test bench valves for wide temperature ranges.
max. 500 bar
SITEC-SieberSwitzerland
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710.12
Verified
Test Bench Valves (Compact)
Compact design, wide temperature range, test applications.
max. 300 bar
SITEC-SieberSwitzerland
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620.01
H₂
Verified
Laboratory Fittings LHP
Laboratory fittings compatible with the LHP tubing system.
2,000 bar
SITEC-SieberSwitzerland
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720.00
H₂
Verified
HP Connectors
Metal-to-metal sealed connectors up to 10,000 bar.
1,000–10,000 bar
SITEC-SieberSwitzerland
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720.01
H₂
Verified
Standard Fittings
Standard HP fitting program including tees, crosses and couplings.
1,000–10,000 bar
SITEC-SieberSwitzerland
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720.02
H₂
Verified
Special Fittings, Reducers, Adapters
Reducers and adapters for transitions between systems and standards.
max. 7,000 bar
SITEC-SieberSwitzerland
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720.03
H₂
Verified
Swivel Joints
Free-rotating swivel joints for rotary tables and moving lines.
1,500–4,000 bar
SITEC-SieberSwitzerland
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720.04
H₂
Verified
Check Valves
Spring-loaded one-way check valves preventing backflow.
2,000–10,000 bar
SITEC-SieberSwitzerland
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720.05
H₂
Verified
Safety Heads / Rupture Discs
Safety heads and rupture disc systems for overpressure protection.
10–7,000 bar
SITEC-SieberSwitzerland
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720.05
H₂
Verified
Safety Relief Valves
Certified safety valves with adjustable set pressure.
500–4,400 bar
SITEC-SieberSwitzerland
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720.05
H₂
Verified
Relief Valves
Relief valves for system bleed-off and depressurization.
max. 4,000 bar
SITEC-SieberSwitzerland
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720.06
H₂
Verified
High-Pressure Filters
HP filter elements protecting valves and equipment from particles.
1,000–7,000 bar
SITEC-SieberSwitzerland
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730.01
H₂
Verified
High-Pressure Tubing
0.5–12 mm bores; AISI 316L / HP160 / HC276; 6 m supply length. Autofrettaged option for cyclic duty.
1,200–11,000 bar
SITEC-SieberSwitzerland
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730.02
H₂
Verified
High-Pressure Hoses
Flexible HP hose systems up to 3,200 bar (46,000 PSI).
max. 3,200 bar
SITEC-SieberSwitzerland
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740.01
H₂
Verified
Optical Cells and Window Units
Optical monitoring of liquids, gases and solids up to 7,000 bar; TÜV-approved (PED cat. I–II).
100–7,000 bar
SITEC-SieberSwitzerland
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740.02
H₂
Verified
Optical Cells for In-Line Monitoring
In-line cells integrated into the process line for continuous optical measurement.
100–1,000 bar
SITEC-SieberSwitzerland
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750.01
H₂
Verified
Hand Pumps
Portable, dry-running high-pressure hand pumps.
300–7,000 bar
SITEC-SieberSwitzerland
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750.02
H₂
Verified
Motor-Driven Pumps
Electric motor-driven HP pumps for continuous operation.
300–7,000 bar
SITEC-SieberSwitzerland
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750.03
H₂
Verified
Pressure Intensifiers
Intensifier units in 7,000 and 10,000 bar classes.
7,000 / 10,000 bar
SITEC-SieberSwitzerland
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750.04
H₂
Verified
Air-Driven Diaphragm Compressors
Oil-free, air-driven diaphragm compressors for gas compression.
max. 1,000 bar
SITEC-SieberSwitzerland
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750.05
H₂
Verified
Gear Pumps
Gear pumps for medium-pressure, continuous flow applications.
max. 700 bar
SITEC-SieberSwitzerland
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750.06
H₂
Verified
Hand Lever Pumps
Compact hand lever pumps for field and test applications.
500–1,000 bar
SITEC-SieberSwitzerland
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770.01
Verified
Coning & Threading Tools
Tool sets for preparing high-pressure tube ends.
SITEC-SieberSwitzerland
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770.02
Verified
Bending, Deburring, Reaming Tools
Bending, deburring and reaming tools for tubing installation.
SITEC-SieberSwitzerland
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770.03
H₂
Verified
Electrical Feed-Throughs
HP electrical feed-throughs carrying signals into pressure vessels.
1,000–7,000 bar
SITEC-SieberSwitzerland
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770.04
H₂
Verified
Temperature Measurement (up to 500 °C)
Temperature measurement up to 500 °C under high pressure.
2,000–7,000 bar
SITEC-SieberSwitzerland
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770.05
Verified
Temperature Indicators and Controllers
Indicators and controllers for process monitoring and control.
SITEC-SieberSwitzerland
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770.06
H₂
Verified
Pressure Transducers
High-precision HP pressure transducers up to 15,000 bar.
100–15,000 bar
SITEC-SieberSwitzerland
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770.06
H₂
Verified
Pressure Gauges
Analogue and digital pressure gauges up to 7,000 bar.
100–7,000 bar
SITEC-SieberSwitzerland
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770.07
Verified
Pressure and Combined P/T Indicators
Combined pressure/temperature indicators and recorders.
SITEC-SieberSwitzerland
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SFE-SOLIDS
Verified
Pilot Units for SFE of Solids
Modular pilot units for supercritical fluid extraction (SFE) of solids.
Supercritical
SITEC-SieberSwitzerland
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SFE-MULTI
Verified
Multi-Purpose SFE Pilot Units
Multi-purpose pilot systems for extraction of both liquids and solids.
Supercritical
SITEC-SieberSwitzerland
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PHASE-EQ
Verified
Phase Equilibria Apparatus
Apparatus for phase equilibria and solubility measurements under high pressure.
High pressure
SITEC-SieberSwitzerland
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RESS-GAS
Verified
Pilot Units for Micronization & Spray Drying (RESS/GAS)
Pilot units for supercritical micronization and spray drying (RESS/GAS).
RESS / GAS
SITEC-SieberSwitzerland
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SFC-FLOW
Verified
Pilot Units for Continuous SFC Reactions
Pilot units for supercritical reactions in continuous flow mode.
Continuous flow
SITEC-SieberSwitzerland
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HPP-STERIL
Verified
Pilot Units for High-Pressure Sterilization
High-pressure processing (HPP) units for food and biotechnology.
High pressure
SITEC-SieberSwitzerland
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AUTOFRETTAGE
Verified
Units for High-Pressure Autofrettage
Autofrettage units extending the service life of tubing and vessels.
Autofrettage
SITEC-SieberSwitzerland
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UHP-GEN
Verified
Ultra-High-Pressure Generation Systems
Custom UHP generation systems for pressures beyond 15,000 bar.
Ultra-high pressure
SITEC-SieberSwitzerland
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RETROFIT
Verified
Retrofit of Existing Pilot Units
Modernization and upgrade of existing high-pressure pilot units.
Modernization
SITEC-SieberSwitzerland
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DAQC
Verified
Data Acquisition and Process Control
DAQ and process control solutions for pilot and production plants.
Control
SITEC-SieberSwitzerland
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HPS
H₂
Details pending
HPS — Hydrogen Purification System
Hydrogen purification systems for hydrogen and green-energy applications. Technical details to be confirmed from official documentation.
H₂ purification
LectrodryerUSA
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GAS-CC
Details pending
GAS-CC — Industrial Gas Dryer
Industrial gas dryer for adsorption drying of industrial gases. Technical details to be confirmed from official documentation.
Industrial gas dryer
LectrodryerUSA
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GAS-B
Details pending
GAS-B — Industrial Gas Dryer
Industrial gas dryer for adsorption drying of industrial gases. Technical details to be confirmed from official documentation.
Industrial gas dryer
LectrodryerUSA
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HPB
Details pending
HPB — High-Pressure Dryer
High-pressure dryers for demanding gas drying duties. Technical details to be confirmed from official documentation.
High pressure
LectrodryerUSA
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LLT
Details pending
LLT — Atmospheric Pressure Refrigeration Dryer
Refrigeration dryers operating at atmospheric pressure. Technical details to be confirmed from official documentation.
Refrigeration
LectrodryerUSA
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TYPE-F
Details pending
Type F — After Filter
After filters for downstream particle removal. Technical details to be confirmed from official documentation.
After filter
LectrodryerUSA
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TYPE-SF
Details pending
Type SF — Pre-Filter
Pre-filters protecting dryers and downstream equipment. Technical details to be confirmed from official documentation.
Pre-filter
LectrodryerUSA
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H2NG-SKID
H₂
Details pending
Hydrogen–Natural Gas Mixing Skid
Engineered skid for hydrogen–natural gas mixing. Technical details to be confirmed from official documentation.
Mixing skid
LectrodryerUSA
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