Global Leader in Electronic Pressure & Flow Control
__________________Proportion-Air is a US-based manufacturer with a global reputation for quality and excellence in industrial automation. We seek to understand every customer’s application and build a product tailored to the specific process. We build our products to your specifications whether you need one device or thousands. Offering free application and technical support, we strive to quote within 6 hours of understanding your needs.
Request Quote
Find Your Product
Select your product based on the first 3-5 digits of the part number. These can be numbers or letters. Products are listed in alphabetic order. The # symbol can represent any single character.
Pressure Control
FLOW Control
