Welcome to Hisonic 

Hisonic, Inc. specializes in the engineering and manufacture of custom magnetic devices for both military and commercial applications. Our transformers, inductors, filters and magnetic assemblies are used in avionics, power supplies, satellites, missile guidance systems, radar, microwave, and data processing systems.

We have a broad line of standard products and our engineering team can assist in concurrent development of a custom magnetic component to your specifications. We also provide build-to-print manufacturing services.

Our manufacturing processes meet or exceed the workmanship standards of MIL-STD-454, MIL-STD-981, MIL-PRF-27 and MIL-PRF-21038. Hisonic is certified to AS9100. We can provide full military qualification testing for transformers and inductors built to MIL-PRF-27, MIL-PRF-9219, MIL-PRF-21038, and for filters MIL-STD-220, MIL-PRF-15733, and MIL-F-18327.


Hisonic BSI AS9100 logo ITAR Registered

AS9100 Certified / ITAR Registered

Click below for a copy of our AS9100C certificate.


Hisonic Torroid Winding Tester Transformer