+44 (0)1722 413 060

Land and Sea. UK design and manufacture of Power conversion and distribution for over 50 years

Standard, Heavy Duty and Custom PSU's for today’s demanding requirements

Medical products need a reliable PSU. Open Frame, external, standard and custom power

Products for Trackside and onboard applications


Gresham Power Electronics is the trading name of Digital Power Limited. We are a wholly owned subsidiary of Digital Power Corporation of Fremont, California. With our parent company we design and manufacture a variety of best-in class, high density power solutions for the Military and Commercial markets. Here in the UK our primary product lines are Power Conversion and Distribution Equipment for Naval and Military Applications.

Power Supply Design and Manufacturing

At Gresham Power Electronics we have been designing and manufacturing power supplies for more than fifty years.


Our heritage is as a defence, power supply systems manufacturer primarily for the Naval sector. Today we offer a great deal more, supporting defence capabilities for Land and Sea systems. We can offer Standard, COTS and Application Specific solutions for a wide range of demanding applications.

Power Supply Distribution

Gresham Power Electronics is a complete PSU solution provider for a wide range of markets.


We are able to offer both our own manufactured and partners' products for Medical and Industrial systems, LED Drivers, Power over Ethernet (PoE), Off shore and much more.


Working in partnership with a number of industry leading PSU manufacturers we retain our commitment to offer Gresham Power Electronics partners' best-fit technical and commercial solution to their power supply requirements.


24 Oct


October saw us attend the Electronic Design Show in Coventry.  Read >



Gresham Brochure 2017 Gresham Brochure 2017 (1813 KB) 





With over 50 years designing, manufacturing and supplying power supplies for some of the most demanding applications, Gresham has a strong reputation for service and support.  We offer a wide range of both standard and custom power supplies with many items readily available from stock.


bsi. ISO9001 Quality Management

Headquarters: 48430 Lakeview Blvd. Fremont, CA 94538

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