Peri Willoughby

M4 Knick

We believe that working with process measurement & control equipment shouldn't be painful. We focus on pH/ORP, conductivity, and oxygen measurements for both the industrial and municipal markets. Our offering includes sensors, analyzers/transmitters, portable meters, fittings, and automated systems. M4 Knick's customer service, process experience, and comprehensive product range combine to provide pain relief through lowered maintenance and sensor replacement costs, increased process uptime​, and heightened safety features for our end-users.