400W, ATX, single +12V rails with 30A output, Silent 120mmFan with 18dBA, efficiency 80Plus Bronze certification, Fixed cable, 140mm depth, 2x6pin PCI-E, two SATA cable.

After successfully serving enthusiasts for years, the Strider Essential series has proven quality and dependable PSUs can indeed be had at affordable prices. So to further improve value for users looking to build great performing PCs, SilverStone has released the Strider Essential Bronze ST50F-ESB and ST40F-ESB PSUs to the series.The two newly redesigned 500w and 400w PSUs retain all essential features such as single +12V rail, multiple circuit protection and useful PCI-E connectors to support various mainstream graphic card designs. With its upgraded 80 PLUS Bronze efficiency and the ability to provide 24/7 continuous output, the Strider Essential Bronze PSUs are solid choices for PC builders.