Orange Research designs and manufactures differential pressure and flow instrumentation for filtration, level, and flow monitoring applications. Since 1968, our USA-made gauges, switches, transmitters, and flow indicators have delivered reliable performance in demanding industries including oil & gas, water treatment, hydraulics, heat exchangers, cryogenics, and chemical processing.

As a family-owned manufacturer, we combine application expertise, responsive customer support, and flexible engineering to provide both standard and custom solutions. Backed by fast lead times and a commitment to quality, Orange Research helps customers worldwide improve system performance and reliability.