AB Kelva is a provider of products and services such as diode probes,oscilloscope probes,probes, hall effect,generators, arc and spark, electric,temperature generators for hybrid components testing,detectors, live conductor,detectors, phase failure,electrical test equipment, street illumination,electrical test or calibration equipment, tuning fork based,electrical test equipment, production line, automatic, for electrical components,electrical test equipment, tuning fork, phonic motor clock,calibration equipment, sonar (asdic) systems,audiometer calibrators,calibrators, voltage and current,frequency calibrators, crystal,ionisation and corona measuring equipment for insulation testing,electrical test equipment, computers and data processing equipment,electrical test equipment, data transmission,test equipment, computer networks,burn-in test equipment for electronic components and assemblies,high voltage-low frequency (hv-lf) generating test equipment,test equipment, extra high voltage (ehv), electrical,testing equipment for electronic assemblies and sub-assemblies,testing equipment, automatic, for electronic assemblies,cable form testing instruments, electronic,test equipment for resistance thermometers,quality and reliability test equipment for electronic components and systems,power supply test equipment, automatic,test equipment for jitter control,testing apparatus for piezoelectric equipment,testing equipment for light emitting diodes (led),multi-frequency signalling test and control equipment,test probes, voltage indicator leads, fused test leads,probes, spring contact, for testing electronic assembly components,test equipment, electrical and electronic, for compact disc production lines,power line disturbance monitoring equipment,faraday pails for electrostatic charge measurement,summators, analog, digital,electric power optimisation calculators.