Delta Switching Power Supply SolutionsDelta was founded in 1971 and has been the global leader in switching power supply solutions since 2002 and DC brushless fans since 2006.

Delta offers the most energy efficient power products in the industry, including switching power supplies with efficiency over 90%, telecom power up to 97.5%, and PV inverters up to 98.7% efficiency. We have also developed the world’s first server power supply certified as 80 Plus Titanium with over 96% efficiency. We invest 5% to 6% of our annual sales revenues in R&D and have worldwide R&D facilities in Taiwan, China, Europe, India, Japan, Singapore, Thailand, and the U.S.


Delta Standard Power Supplies Catalog


Contact ESSCO

Complete the following form, so we can help you with the best solution for your application. We’re at your service.


Delta News

    Delta Switching Power Supply Solutions

    Delta Videos