Our Unit Converter

The ESI Unit converter allows you to quickly and easily access a conversion tool to work out your preferred unit of pressure measurement wherever you may be. Whether out on-site or in the office.

ESI logo in white

Download the ESI-USB© Software

The ESI-USB© software allows you to connect your ESI transducer to your laptop or PC and be up and running monitoring pressure data within ten minutes. The software auto-updates and is compatible with Windows 8, 10 & 11.


Hydrogen Compatible Digital Pressure Transducer

  • Hydrogen Compatible pressure measurement
  • Silicon-on-Sapphire pressure sensor technology
  • Choice of pressure ranges from vacuum to 5,000 bar
  • Accuracy (NLHR) ±0.15% of span BFSL
  • Auto detect and configuration
  • ESI-USB© downloadable software with auto update
  • Measure & record up to 16 pressure inputs in one test
  • Create customised test certificates
  • Automatic temperature compensation
  • 2m lead & carry case included


The Hydrogen compatible Dynamic GD4200HUSB Digital Pressure Transducer has been designed to measure, analyse and record up to 16 pressure inputs simultaneously on your computer without the need for costly I/O interface boards.

Manufactured using specialist titanium alloy, the ESI Hydrogen range successfully passes Hydrogen compatibility testing based on ISO1114-2:2017, according to the European Regulations EC 79/2009 and EU 406/2010.

The unique Silicon-on-Sapphire sensor technology provides outstanding performance and gives excellent stability over a wide temperature range. Excellent measurement accuracy provides high resolution with a precision greater than 1 in 10,000.

Standard pressure ranges:

Nine standard pressure ranges via the use of the ESI- USB© digitally self scaling software.

-1 to 2.5 bar; 0-16 bar; 0-100 bar; 0-400 bar; 0-1000 bar; 0-1500 bar; 0-2000 bar; 0-4000 bar; 0-5000 bar

Typical applications include:

  • Test & measurement
  • Laboratory or process measurement
  • Leak testing and continuous monitoring

Technical Specification

Electrical Connections
USB mini B socket

The Software

With instant connection via the computers USB port, auto-detection, and configurable ESI-USB© Interface software, you will be up and running on your desktop, laptop or Windows tablet in less than 10 minutes.

A sample rate up to 21 bit resolution at user selectable speeds up to 1,000 Hz allows real-time analysis and data transference to the PC without loss of accuracy or bandwidth.

Data can be displayed in graphical or tabular form, with a choice of pressure units and fully adjustable scales, and then saved to a file or exported to Excel/PDF as fully customised test certificates.

Each unit requires free download of the ESI-USB© software and is supplied with 2m USB lead, rated to IP68, and a convenient carry case.

Get in touch..

For more information or to request a quote contact our sales team