We are 

SJ Electronics

About Us SJ Electronics

Specialist technical provider of electronic and electrical test and measurement equipment along with electrical, temperature and pressure calibration systems.

For over 30 years, we have been serving and supporting industrial, education and research customers with product demonstrations, niche specification advice and pre and post-sales technical and customer support.

Roseoak Group

We are pleased to work alongside our sister companies who specialise in other areas of Test and Measurement.

  • John Godrich: They supply, service and calibrate a wide range of Industrial Test and Mixing Equipment.
  • MK Scales: MK Scales supply commercial and industrial weighing scales and balances.



Market Areas





We are a specialist supplier and technical reseller for test and measurement products into the education sector under the contract awarded by the National Universities Working Party on Electronic Components (NUWPEC).




We have worked with companies and engineers in electrical engineering industries including electronics, digital computers, power engineering, telecommunications, control systems, radio-frequency engineering, signal processing, instrumentation, microelectronics and more.




We help research and development companies innovate quicker and easier by advising and finding the right products for their application.


Our Services



Technical Advice


Need niche specification or advice about a product, system or software? Our technical and experienced engineers are on hand to provide you with their extensive knowledge, on site product demonstrations and pre/post sale support.


Excellent Customer Care


We pride ourselves on customer service and support. Upholding this high level of quality is of top importance and at the heart of our core values. All members of our team are genuine, knowledgeable and personable.




We are committed to all our clients and to their needs. They can trust our individual team members to solve problems, offer practical and knowledgeable advice and support. We don't just react to incoming requests, we build and develop relationships with our customers over many years.