Aplisens S.A. manufactures and sells process instrumentation products in Poland and internationally. Its products are primarily focused on electronic pressure and differential pressure measurement technology. The company offers pressure transmitters, pressure gauges, and hart communication tools; hydrostatic level probes, level transmitters, and level switches; temperature transmitters, sensors, and displays; electromagnetic and nozzle flow meters; and electro pneumatic positioners and APIS mounting kits. It also provides flanged, chemical flanged, threaded, threaded chemical, and sanitary diaphragm seals; displays, digital indicators, linear indicators, data loggers, and multichannel controllers; valve manifolds and fitting accessories; power supplies, isolators/signal converters, and overvoltage protection circuits; and fuel level probes, fuel filler security products, fuel level converters, pulse converters, RFID rotation direction detectors and sensors, electronic seals, and fuel filler flap RFID tank door sensors for the automotive industry. The company was founded in 1992 and is headquartered in Warsaw, Poland.