Global Precision Instruments Inc.

High Quality Pressure & Temperature Gauges for Nearly 20 Years

Product OverviewContact

Pressure Gauges


Pressure & Temperature Gauge & Tridicator

Household Thermometers


Transducers & Transmitters


Thermocouples & RTD’s





Professional Design,

Quality Products

We don’t just supply the products — we make them.

We manufacture our professional products in our 130,000 square foot plant near Shanghai, China.

Our products have many important uses. Optimal functioning is crucial to the safety of those operating them. We take our responsibility seriously, and we stand behind our work.


We Are ISO 9001, CE, & TUV Certified

All our products undergo extensive testing and quality assurance measures. We are ISO 9001, CE, and TUV Certified. Our friendly customer service team is happy to assist you with any questions or concerns about your order.

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GPI Inc. News

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Why installing an oil pressure gauge is important?

| Product Education | No Comments

It is not only about the oil pressure gauge. Whether you are going to install an oil pressure gauge or a Tridicator Gauge, you have to know the proper technique…

Glossary On The Industrial Oil Filled Manometer Pressure And Accuracy

| Product Education | No Comments

The Industrial Oil Filled Manometer are one of the earliest pressure measuring instruments and it is still in wide use nowadays because of the inherent accuracy and simplicity of the…

Global Precision Instruments Inc.