Mid-Tower & Workstation chassis support for max. motherboard size - 12" x 13" E-ATX Key Features 1. 450W High-efficiency Low Noise Power Supply 2. 4 x 3.5" Fixed Drive Bays 3. 2 x 5.25" Drive Bays 4. 1 x 92mm Front Thermal Fan 5. 7x Full-height, Full-length Expansion Slots 6. 2x USB Front Access I/O 7. Power Switch & 4 LED Indicators 8. Locking Side Panel 9. Support High-end Graphics Cards Physical Features Height 16.8" (427mm) Width 7" (178mm) Depth 20.9" (531mm) Weight 39 lbs (17.7kg_ Available Colors Beige, Black Expansion Slots Supports 7x I/O expansion slots Drive Bays Drive Carrier • 4x IDE Drive Carrier Peripheral Bay • 2x 5.25" full-height peripheral bay • 1x 3.5" full-height peripheral bay Peripheral Drives Floppy • Teac Floppy Drive 3.5" 1.44MB Front Panel Buttons • Power On/Off button • System Reset button LEDs • Power LED • Hard drive activity LED • Network activity LED • System Overheat LED Ports • 2x Front side USB ports (2.0 ready) System Cooling Fans • 1x 12cm exhaust thermal fan • 1x 9cm mounted thermal cooling fan Operating Environment (System) Operating Temperature Range 0° - 35°C Humidity Range 5 - 90% non-condensing Power Supply 450W AC low-noise power supply with redundant cooling feature (with PFC) AC Voltage • 100 - 240V, 50/60Hz, 10 Amp DC Output • 5V + 3.3V ? 160W • 12V + 5V + 3.3V ? 430W +5V • 26 amp +5V standby • 2 amp -5V • 0.5 amp +12V • 30amp -12V • 1 amp +3.3V • 30 amp Regulatory (Power Supply) Power Supply Safety / EMC • USA - UL listed, FCC • Canada - CUL listed • Germany - TUV Certified • Europe/CE Mark • EN 60950/IEC 60950-Compliant