Contact Us Support Weldsaver Configuration Form Flow Configuration Form Sign in / Register ALL PRODUCTS SERVICES ABOUT US DOCUMENTATION FLOW MANAGEMENT EXCELLENCE Proteus Industries manufactures and markets a full line of liquid flow switches, meters, sensors, and control systems worldwide. We offer a wide range of network capable, extreme temperature, rugged, precision liquid flow sensing and control instruments for the semiconductor equipment, automotive, medical and industrial markets. Our worldwide customers value Proteus’ 40 years of experience and our proven ability to customize flow control products for their complex and specific applications to measure and control flow, along with temperature, improving process control and predicting service shutdown for critical equipment and processes. INDUSTRIES WE SERVE Semiconductor OEMs & Device Manufacturing Industrial & Ruggedized Applications Robotic Welding for Automotive Assembly Data Center & Supercomputer Cooling Medical Imaging & Radiotherapy R&D and Customization -Next Gen Processes & Technologies FEATURED PRODUCTS 8000 Series Flow Meters Liquid Flow Meters + Swiches WeldSaver™ Coolant Flow Controller & Leak Detector Vortex Flow Meters Liquid Vortex Flow Meters TOFCO FLOW CONTROLLERS Proteus Industries is the exclusive North American distributor of Tofco flow management products, including flow meters for ultrapure liquids and flow controllers. These high-quality products are designed and manufactured in Japan for the demanding requirements of the semiconductor industry and other critical applications. OUR ADVANTAGES Proteus has an ISO 9001 certified quality system. Our flow switches, meters, and sensors are backed by our five-year warranty. Proteus has an : ISO 9001:2015 certified quality system. Our quality policy can be found HERE. Information on our Conflict Minerals Policy statement, RoHS and WEEE policy can be found HERE. PRODUCT CATEGORIES Flow Meters and Switches Rebuild Kits WeldSaver™ Tofco Flow Controllers How to order Firmware Products QUICK LINKS About Us Resources and Links Proteus Support Careers Blog Contact Us CUSTOM APPLICATIONS Operate at High and Low Temperatures Custom fittings and more High resistance to electromagnetic interference Proteus Industries Inc. 2020 | All Rights Reserved 340 Pioneer Way Mountain View, CA 94041 Website Design By NamanModiDigital Warranty, Terms and Conditions RoHS and WEEE Policy Conflict Minerals Policy