OJ ELECTRONICS A/S is a provider of products and services such as gas or oxygen depletion sensors,testing equipment, pressure of portable fire extinguishers,temperature and humidity measuring and control equipment, grain storage,temperature monitoring systems for machinery,temperature and humidity monitoring and logging systems,temperature monitoring systems for kilns,temperature monitoring systems for paint curing,temperature monitoring systems for gas and diesel engines,temperature monitoring systems for refrigerated vehicles,temperature monitoring and alarm systems for food,temperature monitoring instruments, infrared,pressure testing equipment,monitoring systems, pressure,gauges, pressure, indicating and recording,gauges, pressure, precision,gauges, pressure, electric and electronic,gauges, pressure, illuminated, alarm,gauges, pressure gauge calibrating,manometers, inclined,manometers, single column,manometers, u-tube, two column and two liquid types,manometers, multi-tube,manometers, portable,micro-manometers,gauges, absolute pressure,gauges, positive pressure,gauges, differential pressure,pressure gauge tubes,pressure gauge calibration benches,gauges, ionisation/vacuum ionisation,gauges, compound, pressure and vacuum,pressure gauges, oil well,pressure gauges, precision, for laboratories and the chemical industry,gauge pressure and vacuum alarms,pressure gauge protection devices,pressure gauges for bottled gases,pressure gauges for refrigerating fluids,pressure gauges for polymers,manostats,gauges, draught,pressure standards, dead-weight,meters, communal heating, prepayment card,gas pressure adjusting systems, gas production plant,energy regulators, thermostatic,temperature regulators for petroleum,temperature regulators for engines,temperature regulators for combined heaters and ventilators,temperature regulators for furnaces and burners,temperature regulators for food industry equipment,temperature controllers, cryogenic,temperature controllers, galvanometer type,temperature controllers, electromechanical,temperature controllers, electronic,temperature controllers, microprocessor based,temperature controllers, recording,temperature controllers, multipoint,temperature controllers, programmable,temperature controllers, proportional action,temperature controllers, automatic, thermostatic,temperature controllers, thermocouple,temperature controllers, two-step,temperature controllers, anticipatory,temperature controllers for industrial applications,temperature controllers for the plastics processing industry,pressure regulators for food industry equipment,pressure dampers for pressure gauges,pressure regulators and reducers, air,pressure regulators and reducers, liquids,pressure regulators, diaphragm operated,pressure regulators and reducers, gas,pressure regulators, electronic,pressure regulators, manual,temperature transmitters,thermostats, single pole,thermostats, double pole,thermostats, encased,thermostats, cold junction,thermostats, pneumatic,thermostats, fast acting,thermostats, high temperature,thermostats, low temperature,thermostats, time controlled,thermostats, water temperature,thermostats, motor vehicle,thermostats, air conditioning systems,thermostats, room,thermostats, laboratory,thermostats, domestic electrical appliance,thermostats, industrial,thermostats for refrigerators and refrigeration plant,thermostats for commercial electrical appliances,thermostats for spa pools and saunas,pyrostats,thermostat components and accessories,discs, bimetallic, snap action, for thermostats,discs, bimetallic, slow moving, for thermostats,gauges, vacuum,pressure switches, refrigeration plant.