McMillan offers microturbine, thermal, electromagnetic, and vortex flow measurement technologies. Learn More About Technologies Compact liquid flow sensors for low flow rates. The 10X Series flow meters provide a linear output and measure flow rates as low as 13 mL/minute and up to 50 L/minute. See 10X Series Introducing COBALT: Low cost liquid electromagnetic meters. The COBALT Series are available in various flow ranges up to 16 L/minute and multiple wetted material options. See COBALT Series We are the experts in low flow liquid and gas switching, sensing, measuring, and controlling. Whether you have lines sizes of 1/8”, 1/2”, 3 mm or 12 mm, we have a solution. Whether you have an aggressive acid or an inert gas to measure, we have a solution. Whether you need a thermal mass, microturbine, vortex, or magnetic flow meter or controller, we have a solution. Our online product finder can help you find the right product. Product Finder Gas FlowMeasurement Multiple technologies to measure gas flow ranges as low as 0 – 20 sccm up to 500 L/minute, both with and without integrated displays. See Gas Flow Meters Gas FlowControl MEMS-based flow measurement combined with fast-acting solenoid proportional control valve for inert gas flow rates up to 10 L/minute. See Gas Flow Controllers Liquid FlowMeasurement Multiple technologies to measure liquid flow ranges as low as 7 – 50 mL/minute up to 50 L/minute, both with and without integrated displays. See Liquid Flow Meters Liquid FlowControl Compact, closed-loop liquid flow control for ranges as low as 13 – 100 mL/minute up to 10 L/minute, in PTFE construction for maximum compatibility. See Liquid Flow Controllers Displays &Accessories​ Digital flow rate displays, totalizing displays, cables, power adapters, and other accessories to maximize usage of your McMillan flow product in your application. See Displays & Accessories​​ ProductFinder If you are unsure which McMillan product is best suited for your project, use this intelligent online tool that will filter product series based on questions about your application. See Product FinderSimple, electronic flow metering and control that just works.