Sun was founded with one driving vision. A vision of computers that talk to each other no matter who built them. A vision in which technology works for you, not the other way around. While others protected proprietary, stand-alone architectures, Sun focused on taking companies into the network age, providing systems and software with the scalability and reliability needed to drive the electronic marketplace.The Astec 400 Watt Power Supply is designed for Servers: Sun Fire V240, Telco: Netra 440.