MJK is known for innovative, high quality products with long life expectancies.  MJK manufactures a complete line of measurement and control equipment including: level meters, pump controllers, flow meters, PH meters, Redox (ORP) and temperature transmitters, turbidity and suspended solid transmitters, dissolved oxygen transmitters, RTU units and SCADA software systems, digital indicators, signal processors and isolation amplifiers, surge and lighting protectors as well as wastewater samplers.