SC743S1-645  
    1. 645W Low-Noise Power Supply
2. 8x 1" SCA (Single Channel)
Ultra320/160 SCSI Hot-swappable
Drive Bays
3. 3x 5.25" Peripheral Drive Bays
(One with Floppy Drive Bezel)
4. 7x Full-height, Full-length expansion slot
5. 4x 5000 RPM Hot-Swappable PWM
Cooling Fans
6. 2x Front USB Ports
7. Locking Bezel with Filter
8. Power Switch, Reset Switch &
6 LED Indicators