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.
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.
When engineers require dependable pressure measurement across a wide range of industrial applications, selecting the right pressure transmitter is essential. The ideal solution must deliver accurate and stable measurements, withstand challenging environments, and provide the flexibility needed for different process requirements.

From process control and industrial automation to marine applications and OEM equipment, the GS4200 provides engineers with a versatile pressure measurement solution they can rely on.
At the heart of the GS4200 pressure transmitter is ESI Technology’s proven Silicon-on-Sapphire (SOS) sensor technology. This advanced sensing technology provides exceptional stability and accuracy compared with conventional pressure sensing solutions.
By using a silicon sensing element mounted on a sapphire substrate, SOS technology eliminates many of the limitations associated with traditional sensors. The result is a pressure transmitter with:
These characteristics make the GS4200 particularly suitable for industrial environments where consistent and reliable pressure measurement is required over long operating periods.
The GS4200 has been developed to provide a flexible solution for a wide variety of pressure measurement requirements. Its robust construction and dependable performance make it suitable for applications including:
Whether monitoring pressure within a production process or integrating into specialist equipment, the GS4200 offers a practical and cost-effective approach to accurate pressure measurement.
ATEX certified pressure transmitter for hazardous environmentsMany industrial applications involve potentially explosive atmospheres where equipment certification is essential. The GS4200 is available with ATEX certification, allowing it to be used in hazardous area applications where protection against ignition risks is required.
This makes the GS4200 an ideal choice for industries such as oil and gas, chemical processing, energy, and other environments where pressure monitoring must be carried out safely and reliably.
By combining hazardous area certification with advanced SOS sensor technology, the GS4200 provides engineers with confidence that their pressure measurement equipment can perform effectively in demanding operating conditions.
DNV certified for marine and offshore applicationsFor marine and offshore environments, equipment reliability is critical. The GS4200 is available with DNV certification, demonstrating its suitability for applications where compliance with recognised marine standards is required.
Its robust design, corrosion-resistant construction and stable performance make the GS4200 well suited for marine systems, including onboard equipment, hydraulic systems and other applications requiring dependable pressure monitoring in harsh environments.
A general-purpose pressure transmitter must provide more than just accurate readings. It needs to deliver dependable performance throughout its service life while remaining adaptable to different installation requirements.
The GS4200 achieves this by combining:
This makes it a trusted solution for engineers looking for a pressure transmitter that can perform reliably across multiple industries and applications.
With its combination of advanced sensing technology, robust design and industry certifications, the GS4200 pressure transmitter provides a reliable and versatile solution for general industrial pressure measurement.
Whether used in hazardous environments, marine applications or standard industrial systems, the GS4200 delivers the accuracy, durability and flexibility required for modern pressure monitoring.
For engineers seeking a dependable pressure transmitter that offers excellent performance without unnecessary complexity, the GS4200 is a proven choice.
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