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LNI Swissgas Technology

HG Series Hydrogen Generators

PEM electrolysis technology delivering ultra-high purity hydrogen for GC-FID, GC-MS, ICP-MS, and fuel cell applications. Eliminate gas cylinders with on-demand generation.

99.99999% Max Purity
12 Models
.15 - 20 (150-20,000) Liters per min Range (cc/min Range)
232psi(16 bar) Max Pressure
Choose Your Format

Four form factors for every lab

From compact benchtop units to industrial-scale systems, our HG Series delivers reliable hydrogen generation in the configuration that fits your workflow.

🔬

Benchtop Models

Compact units ideal for single-instrument labs. Space-efficient design with integrated water tanks and touchscreen controls.

3 models
📊

Stackable Models

Ultra-slim 9.5cm width for space-constrained labs. Optional integrated Zero Air generation for complete FID support.

4 models
🗄️

Rack-Mount Models

Standard 19" rack integration for central lab facilities. 2U, 4U, and 5U configurations available.

4 models
🏭

Industrial Systems

High-flow generators for pilot plants, CVD, and central supply. Freestanding units on casters with 4-20 L/min capacity.

1 series
Benchtop Models

Lab-ready hydrogen generation

Compact generators designed for single-instrument applications. Plug-and-play installation with integrated water tanks and intuitive touchscreen controls.

LNI Swissgas HG PRO Hydrogen Generator
PRO

HG PRO

120 - 1500 cc/min
  • Purity99.99999%
  • DryerMaintenance Free PSA
  • Pressureup to 174 psi/ 232 psi* optional (12-16 bar)
  • Size27×44×41 cm

Premium model with PSA drying for ultra-high purity. Ideal for GC-FID, GC-MS carrier gas, and ICP-MS applications.

LNI Swissgas HG BASIC Hydrogen Generator
BASIC

HG BASIC

120 - 700 cc/min
  • Purity99.9999%
  • DryerStatic
  • Pressureup to 145 psi (10 bar)
  • Size27×44×41 cm

Cost-effective solution with static dryer and smart humidity safeguard. Perfect for GC-FID/NPD/FPD detectors.

LNI Swissgas HG MINI Hydrogen Generator
COMPACT

HG MINI

150 - 300 cc/min
  • Purity99.999%
  • DryerStatic or Desiccant
  • Pressureup to 174 psi (12 bar)
  • Size16×31.5×27.5 cm

Ultra-compact design for space-limited labs. LED matrix display, optional WiFi connectivity.

Ultra-slim

Space-saving design

Ultra-slim 9.5cm width allows multiple units in minimal bench space. HGA models include integrated Zero Air generation for complete FID support.

LNI Swissgas HG ST PRO Ultra-slim Hydrogen Generator
ST PRO

HG ST PRO

100 - 600 cc/min
  • Purity99.99999%
  • DryerPSA
  • Pressureup to 174 psi/ 232 psi* optional (12-16 bar)
  • Size9.5×48×44 cm
LNI Swissgas HG ST BASIC Ultra-slim Hydrogen Generator
ST BASIC

HG ST BASIC

120 - 600 cc/min
  • Purity99.9999%
  • DryerStatic
  • Pressureup to 145 psi (10 bar)
  • Size9.5×48×44 cm
LNI Swissgas HGA ST PRO Hydrogen + Zero Air Generator
HGA ST PRO

HGA ST PRO

100 - 600 cc/min H₂
  • H₂ Purity99.99999%
  • Zero Airup to 2000 cc/min
  • THC<0.1 ppm* measured as methane
  • Size9.5×61×45 cm

Integrated Zero Air for FID applications. Complete gas solution in single stackable unit.

LNI Swissgas HGA ST BASIC Hydrogen + Zero Air Generator
HGA ST BASIC

HGA ST BASIC

120 - 600 cc/min H₂
  • H₂ Purity99.9999%
  • Zero Air2000 cc/min
  • THC<0.1 ppm* measured as methane
  • Size9.5×61×45 cm

Affordable dual-gas solution with integrated hydrocarbon scrubber.

Rack-Mount Models

19" standard rack integration

Professional rack-mount systems for central lab gas distribution. 2U, 4U, and 5U configurations with flow rates up to 4000 cc/min.

LNI Swissgas HG 2U PRO Rack-Mount Hydrogen Generator
2U PRO

HG 2U PRO

100 - 600 cc/min
  • Purity99.99999%
  • Format19" 2U Rack
  • Depth50 cm
  • Weight16.5 kg
LNI Swissgas HG 2U BASIC Rack-Mount Hydrogen Generator
2U BASIC

HG 2U BASIC

100 - 600 cc/min
  • Purity99.9999%
  • Format19" 2U Rack
  • Depth50 cm
  • Weight15 kg
LNI Swissgas HG 4U PRO Rack-Mount Hydrogen Generator
4U PRO

HG 4U PRO

800 - 2000 cc/min
  • Purity99.99999%
  • Format19" 4U Rack
  • Depth48 cm
  • Weight22-26 kg

High-flow rack solution for multiple instruments. PSA drying ensures 99.99999% purity.

LNI Swissgas HG 5U PRO 4000 Rack-Mount Hydrogen Generator
5U PRO 4000

HG 5U PRO 4000

4000 cc/min
  • Purity99.99999%
  • Format19" 5U Rack
  • Depth48.5 cm
  • Weight32 kg

Maximum rack-mount capacity. Ideal for central lab distribution serving multiple GC systems.

Industrial Systems

HG PRO M Series

High-capacity generators for pilot plants, CVD processes, and central laboratory supply. Freestanding units with flow rates from 4 to 20 liters per minute.

LNI Swissgas HG PRO M Series Industrial Hydrogen Generator
PRO 4M

HG PRO 4M / 4M LN

4 SLPM (4000 cc/min)
  • Purity99.99999%
  • Pressureup to 174 psi/ 232 psi* optional (12-16 bar)
  • Size45×66×66.5 cm
  • Power1.4-1.8 kW
LNI Swissgas HG PRO M Series Industrial Hydrogen Generator
PRO 8M

HG PRO 8M / 8M LN

8 SLPM (8000 cc/min)
  • Purity99.99999%
  • Pressureup to 174 psi/ 232 psi* optional (12-16 bar)
  • Size45×66×66.5 cm
  • Power2.8-3.5 kW
LNI Swissgas HG PRO M Series Industrial Hydrogen Generator
PRO 16M

HG PRO 16M / 16M LN

16 SLPM (16000 cc/min)
  • Purity99.99999%
  • Pressureup to 174 psi/ 232 psi* optional (12-16 bar)
  • Size51×69×83 cm
  • Power5.6-6.5 kW
LNI Swissgas HG PRO M Series Industrial Hydrogen Generator
PRO 20M

HG PRO 20M / 20M LN

20 SLPM (20000 cc/min)
  • Purity99.99999%
  • Pressureup to 174 psi/ 232 psi* optional (12-16 bar)
  • Size51×69×83 cm
  • Power7.0-7.9 kW

LN Models: Enhanced nitrogen content control with TSA drying. N₂ content <1 ppm (vs. <3 ppm standard). Ideal for applications requiring ultra-low nitrogen contamination.

Technology

Why choose HG Series

⚡

PEM Technology

Proton Exchange Membrane electrolysis delivers pure hydrogen from deionized water. No hazardous chemicals, no alkaline solutions.

💧

PSA Drying

Pressure Swing Adsorption with automatic regeneration achieves dew points below -75°C. Maintenance-free operation.

🔒

Safety First

Multiple safety systems including automatic leak detection, pressure monitoring, and electronically-controlled gas leak sensors.

♻️

Eliminate Cylinders

On-demand generation eliminates cylinder rentals, deliveries, and storage concerns. No more running out of gas mid-analysis.

🔗

Parallel Ready

Connect up to 20 units in parallel mode for scalable hydrogen supply. Automatic load balancing included.

📱

Smart Controls

RS-232, RS-485, USB standard. Optional LAN connectivity enables remote monitoring and LIMS integration.

Applications

Proven performance across
analytical methods

From routine GC analysis to advanced fuel cell research, HG Series generators deliver reliable hydrogen for diverse laboratory and industrial applications.

GC-FID / GC-NPD / GC-FPD

Carrier gas and flame gas for gas chromatography with flame ionization, nitrogen-phosphorus, and flame photometric detection.

GC-MS

Ultra-high purity carrier gas for gas chromatography-mass spectrometry. Reduces baseline noise and improves sensitivity.

ICP-MS Collision Gas

High-purity hydrogen for collision/reaction cell in inductively coupled plasma mass spectrometry.

Total Hydrocarbon Analysis

Flame ionization detection for environmental monitoring, emissions testing, and petrochemical applications.

Fuel Cell Research

Laboratory-scale fuel cell testing and development. Fill metal hydride storage canisters for portable fuel cell systems.

CVD Processes

Chemical vapor deposition for semiconductor manufacturing and materials science. HG PRO M Series delivers industrial flow rates.

Central Lab Supply

Single-point hydrogen distribution to multiple instruments. Rack-mount models integrate into central gas distribution systems.

Gas Sensing

Reducing atmosphere for metal oxide gas sensors. High-purity hydrogen prevents sensor contamination.

Quick Reference

Model comparison

Compare specifications across our complete HG Series lineup to find the ideal generator for your application.

Model Flow Rate Purity Pressure Dryer Form Factor
HG PRO 120-1500 cc/min 99.99999% 12-16 bar PSA Benchtop
HG BASIC 120-700 cc/min 99.9999% 10 bar Static Benchtop
HG MINI 150-300 cc/min 99.999% 12 bar Static + Desiccant Compact
HG ST PRO 100-600 cc/min 99.99999% 12-16 bar PSA Stackable
HG ST BASIC 120-600 cc/min 99.9999% 10 bar Static Stackable
HGA ST PRO 100-600 cc/min H₂ + 2L/min Air 99.99999% 12-16 bar PSA Stackable w/ Zero Air
HGA ST BASIC 120-600 cc/min H₂ + 2L/min Air 99.9999% 10 bar Static Stackable w/ Zero Air
HG 2U PRO 100-600 cc/min 99.99999% 12-16 bar PSA 19" Rack (2U)
HG 2U BASIC 100-600 cc/min 99.9999% 10 bar Static 19" Rack (2U)
HG 4U PRO 800-2000 cc/min 99.99999% 12-16 bar PSA 19" Rack (4U)
HG 5U PRO 4000 4000 cc/min 99.99999% 12-16 bar PSA / TSA 19" Rack (5U)
HG PRO M Series 4-20 SLPM 99.99999% 12-16 bar PSA / TSA Industrial Freestanding

Ready to eliminate gas cylinders?

Contact our team to discuss your hydrogen generation requirements. We'll help you select the ideal HG Series model for your laboratory.

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