Manufacturer of desktop and server power supplies, including silent fanless models. Also make cases, rackmount enclosures and CPU cooling fans.

Manufacturer of low noise desktop power supplies between 300 and 600 watts. Also make CPU cooling and case fans.

Manufacturer of low noise desktop power supplies of 300 and 850 watts. Also make system cooling and computer audio products.

Manufacturer of desktop and server power supplies, including adjustable fan speed and fanless silent models. Vary between 300 and 1200 watts. Also offer cases and cooling products.

Manufacturer of low noise desktop power supplies between 400 and 1000 watts. Also make cases, cooling solutions and modding kits.

Manufacturer of desktop and server PSUs. Includes technical specifications. [Flash intro]

Manufacturer of desktop and server power supplies, including silent fan control versions. Includes technical information and a support FAQ.

Manufacturer of desktop power supplies between 350 and 730 watts. Includes links to product reviews. Also make LCD screens, dvd players and cathode light tubes for PC cases.

Manufacturer of desktop, server and rackmount power supplies of between 250 and 650 watts.

Article discussing things to look for when choosing a power supply including power output, form factor and noise level.