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    The Differential Pressure People

    Orange Research is a global leader in filtration, level and flow monitoring. Our differential pressure gauges, flow meters, switches and transmitters are designed and manufactured in the U.S. and utilized in the most demanding environments. Customers worldwide rely on us for rugged, reliable and cost-effective solutions.

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Our Products

Built on a 50-year legacy of excellence, Orange Research proudly provides a full line of products which are 100% designed and manufactured in the USA. Learn more about our different designs and features.

Differential Pressure

Flow

Cryogenic Tank Level

Industries & Applications

Orange Research products can be found in dozens of applications and industries. View our popular applications to match your needs to our solutions.

Hydraulic Filter Condition Gauges

Differential Pressure Filter Monitors

View All Industries and Applications

OEM Solutions

Orange Research offers a wide variety of standard & custom instruments that can seamlessly integrate into your existing product. Let us design something that has only the features you need, and at the right price.

Contact Us About Our Custom Solutions

Tech Info

In our 50 years, we have gained a deep knowledge of our customers’ needs and we are able to share them with you. Technical, application & problem solving tips are available in this easy-to-read collection.

View Technical Articles and Resources

Product Catalog
Check out our catalog for more information on our differential pressure, and flow products including specifications, features, and more.

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WARNING: Some of our products contain Nickel, a chemical known to the State of California to cause cancer. For more information go to: www.p65warnings.ca.gov

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