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LAB EQUIPMENT REPAIRS, INCLUDING ULTRALOW FREEZERS, FRIDGES, CENTRIFUGES AND MORE - Click here for details
LAB EQUIPMENT REPAIRS, INCLUDING ULTRALOW FREEZERS, FRIDGES, CENTRIFUGES AND MORE - Click here for details

HGH-300E High-Purity Hydrogen Gas Generator

Fully Tested & Warrantied*
Product Code : SKU 3039B HYDROGEN
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HGH-300E High-Purity Hydrogen Gas Generator

The HGH-300E High-Purity Hydrogen Gas Generator is a laboratory hydrogen generation system designed to provide a continuous supply of high-purity hydrogen gas for gas chromatography (GC), analytical instrumentation, laboratory research, and industrial applications. Utilizing water electrolysis technology, the HGH-300E produces hydrogen on demand without the need for compressed gas cylinders, reducing operating costs while improving laboratory safety and convenience. This refurbished HGH-300E Hydrogen Gas Generator from American Instrument Exchange offers a cost-effective alternative to new equipment while delivering dependable hydrogen production for analytical laboratories and research facilities.

HGH-300E High-Purity Hydrogen Gas Generator Key Features

  • HGH-300E laboratory hydrogen gas generator

  • Produces hydrogen by electrolysis of distilled water

  • Hydrogen flow rate up to 300 mL/min

  • Hydrogen purity up to 99.999%

  • Adjustable outlet pressure up to 0.4 MPa (58 PSI)

  • Digital flow rate display

  • Stable pressure regulation

  • Automatic pressure control

  • Integrated gas purification system

  • Built-in backflow protection

  • Compact benchtop design

  • Eliminates compressed hydrogen cylinders

  • Refurbished and tested by American Instrument Exchange

  • 90-day warranty included from American Instrument Exchange

HGH-300E High-Purity Hydrogen Gas Generator Overview

The HGH-300E is engineered to provide laboratories with a dependable source of hydrogen gas through the electrolysis of distilled water. Hydrogen is generated continuously as needed while oxygen is safely vented to the atmosphere. An integrated pressure regulation system maintains stable gas delivery, making the generator suitable for gas chromatographs equipped with flame ionization detectors (FID), thermal conductivity detectors (TCD), and other laboratory instruments requiring a consistent hydrogen supply. By eliminating high-pressure gas cylinders, the HGH-300E reduces cylinder handling, minimizes downtime associated with gas replacement, and provides laboratories with a continuous source of hydrogen whenever the instrument is operating.

Common Applications for the HGH-300E High-Purity Hydrogen Gas Generator

The HGH-300E is commonly used to supply hydrogen gas for gas chromatography systems, flame ionization detectors (FID), thermal conductivity detectors (TCD), analytical chemistry laboratories, environmental testing, pharmaceutical quality control, food and beverage analysis, petrochemical laboratories, research institutions, and industrial analytical laboratories. Hydrogen generators are increasingly selected as an alternative to compressed gas cylinders because they provide continuous gas production while reducing safety concerns associated with storing high-pressure hydrogen cylinders.

Ideal Lab Types for the HGH-300E High-Purity Hydrogen Gas Generator

This hydrogen generator is well suited for analytical chemistry laboratories, environmental testing facilities, pharmaceutical manufacturers, biotechnology companies, university research laboratories, food and beverage laboratories, petrochemical laboratories, contract testing laboratories, and industrial quality control departments. Facilities utilizing gas chromatographs, mass spectrometers, analytical balances, laboratory ovens, and sample preparation equipment frequently incorporate laboratory hydrogen generators into their analytical workflows.

HGH-300E High-Purity Hydrogen Gas Generator Key Specifications

Specification Details
Manufacturer OEM / HGH Series
Model HGH-300E
Equipment Type Laboratory Hydrogen Gas Generator
Hydrogen Production Method Water Electrolysis
Hydrogen Purity Up to 99.999%
Maximum Flow Rate 300 mL/min
Outlet Pressure Adjustable up to 0.4 MPa (58 PSI)
Pressure Regulation Automatic Electronic Control
Display Digital Flow Display
Water Requirement Distilled or Deionized Water
Maximum Power Consumption 180 Watts
Electrical Requirements 110V or 220V, 50/60 Hz (configuration dependent)
Dimensions Approximately 18.1" L × 11.8" W × 19.7" H
Condition Refurbished

Specifications compiled from manufacturer literature, distributor technical references, and American Instrument Exchange product information.

Refurbishment and Testing Process

At American Instrument Exchange, each refurbished hydrogen gas generator is inspected and evaluated by our technicians prior to shipment. Testing procedures may include verification of hydrogen production, pressure regulation, flow stability, display functionality, leak inspection, electrical safety testing, and general operational evaluation. Water reservoir components, fittings, and gas connections are inspected for proper operation, and serviceable components are addressed as needed to help ensure dependable laboratory performance. Final cleaning and inspection are completed before packaging and shipment.

Shipping and Installation Considerations

The HGH-300E should be installed on a stable laboratory bench with adequate ventilation and access to a grounded electrical outlet. Distilled or deionized water should be used according to the manufacturer's recommendations to maximize electrolyzer life and maintain hydrogen purity. Buyers should connect the hydrogen outlet using appropriate laboratory tubing and verify compatibility with their analytical instrumentation before operation. The generator is carefully packaged to protect the electrolysis cell, purification system, controller, and electronics during shipment.

Related Laboratory Equipment

Laboratories purchasing hydrogen gas generators often also require gas chromatographs, analytical balances, laboratory ovens, water purification systems, centrifuges, and laboratory refrigerators. American Instrument Exchange offers a wide selection of refurbished laboratory equipment to support analytical chemistry, pharmaceutical development, environmental testing, biotechnology, and research laboratories.

HGH-300E High-Purity Hydrogen Gas Generator Frequently Asked Questions

What instruments can the HGH-300E supply?

The HGH-300E is commonly used with gas chromatographs requiring hydrogen for flame ionization detectors (FID), thermal conductivity detectors (TCD), carrier gas applications, and other analytical instruments that require a continuous hydrogen supply.

Does the generator eliminate the need for compressed hydrogen cylinders?

Yes. The HGH-300E continuously generates hydrogen from distilled water, reducing the need to purchase, transport, and store high-pressure hydrogen cylinders.

What type of water should be used?

High-quality distilled or deionized water should be used to maximize hydrogen purity and extend the service life of the electrolysis cell.

What are the advantages of an on-demand hydrogen generator?

On-demand hydrogen generation provides a continuous gas supply, reduces operating costs associated with cylinder replacement, improves laboratory safety, and eliminates interruptions caused by empty gas cylinders.

What warranty is included?

This refurbished HGH-300E High-Purity Hydrogen Gas Generator includes a 90-day warranty from American Instrument Exchange.

FAQ

Does the equipment come with a warranty?

Yes, all equipment from American Instrument Exchange comes with a warranty.
Used/reconditioned/refurbished equipment is tested to make sure it operates to the manufacturer's specifications and comes with a 90-day warranty (unless otherwise noted). New equipment comes with a warranty from the manufacturer.

How do you test and recondition the equipment?

Testing requirements vary across all the equipment categories we sell. Temperature controlled units are tested with NIST traceable probes and data loggers. Gaskets, external housing, glass, handles, controls and control screens are all thoroughly inspected for integrity and functionality.
We test all equipment using the manufacturer's parameters and specifications to confirm that the unit operates properly.

How do products ship from American Instrument Exchange?

We can ship products both nationally and internationally using a well-established network of transporters. Smaller items will ship via UPS. Larger equipment will be palletized and shipped either LTL or air-ride, depending on the specific equipment and/or delivery requirements.

Return and order cancellation policy

American Instrument Exchange will accept the return of any product that is not working as represented and could not be replaced or repaired to the customer's satisfaction during the warranty period. Customers who cancel orders after refurbishing has begun will be subject to a cancellation and restocking fee of between 20% and 40%.

Are discounts available for educational or non-profit institutions, or for bulk purchases?

Yes – call or email us today with a list of equipment you're looking for and we can potentially put together a quote that includes a discount.

How does your price matching policy work?

We strive to keep our pricing competitive and reasonable. If you find comparable items for sale at a lower price from other vendors please send us a link and or quote for the item and we'll do our best to match or beat the price.

Can I see the equipment in person before committing to a purchase?

Customers are welcome to make an appointment to view equipment in our warehouse. Given our workload we may not be able to test or clean the equipment prior to your arrival if you have not committed to an order.

1023 Western Avenue is a working warehouse, not a showroom, and customers should dress appropriately and wear closed toe shoes.

Can I ship products that I purchased elsewhere to American Instrument for repair?

Yes – please see our repair services page for more information.