J2 Holding AB is a privately held company headquartered in Östergötland, Sweden. The company was founded in 2004 and has since then offered a wide range of services to the global technology market.

The staff at J2 have a diverse background, extensive network of connections in the technological industry with many years of experience in areas ranging from materials science, chemistry, electronics and processing technologies to commercial manufacturing.

Our services include:

  • Industrial and automotive electronics design
  • CAD (schematic and layout cad), customized boards for Arduino/Raspberry/BBB constructions
  • Software and firmware development
  • Assembly, production support and testing (investigation of replacements for EOL components/BOM etc)
  • Product technical support
  • Repair of older lab equipment
  • Technology solutions, analysis and evaluation
  • Data collection/cloud servers for IoT/sensor systems


With extensive lab/clean room and test/measurement experience, J2 is well equipped for designing specialized tools and equipment for your lab project. For larger volumes we work with external assembly and emc test facilitiy providers. Need a gas block or a special heatsink? Our supplier of customized automated metalwork can provide the quantity and quality you need.

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