Porter Instrument specializes in the design and manufacture of precision instruments for the measurement and control of low flow gases and liquids. We are unique, in that in addition to our highly regarded line of the off-the-shelf flow and pressure control instrumentation, we specialize in providing custom solutions incorporating our standard products to meet the specific design requirements of original equipment manufacturers.  Examples of our custom solutions include flow interlocks and mechanical emergency single-concentration gas mixers for medical instrumentation, mechanical and electronic pressure-based flow controllers for analytical instrumentation and liquid delivery systems for semiconductor precursors.

We encourage your inquiries.