Explore Power Supplies

We provide a strong background in the design and manufacture of custom power supplies from 1W to 2kW.  Stontronics was acquired by TT Electronics in 2018.


We have a strong background in the design and manufacture of custom power supplies from 1W to 2KW with in-house engineering resource and expertise. Our unrivalled knowledge in power supply design and test incorporates legislation, approvals and specific requirements for vertical markets including medical, instrumentation, security, fire detection, lighting and data communications.

We provide expert knowledge and expertise in global regulatory standards for safety, EMC, and materials compliance (specifically in power conversion) for UL/EN/IEC 62368-1, UL/EN/IEC 60950-1, UL/EN/IEC 60601-1 (INCLUDING home healthcare applications: UL/EN/IEC 60601-1-11), EN55032, EN55022, FCC Part 15, IEC 61000 Immunity, REACH and RoHS.

In-house expertise

  • International safety approvals 
  • EMC compliance 
  • Thermal testing 
  • Design Verification Testing 
  • 100% Burn-In
  • Life test, Highly Accelerated Life Test 
  • DFMEA 
  • Rapid prototyping 
  • System integration