Supermicro CSE-815TQ-R500WB 1U Rackmount 500W Redundant Power Supply
Support motherboard size: E-ATX 12" x 13"
Highly-optimized design for Xeon and Opteron platforms
4 x 3.5" hot-swap drive bay SAS or enterprise SATA HDD
Equipped with 500W Redundant high-efficiency power supply
1U Rackmount 500W Redundant High-efficiency Platinum Level Power Supply for E-ATX motherboard up to 12in x 13in, support single and dual Intel / AMD processors, up to 4x SAS/SATA 3.5in drive bays, 1x Full-Height, Full-Length and 1x Full-Height, Half-Length and 1x Low-Profile expansion slot - SC815TQ-R500WB