Supermicro CSE-731i-403B

1. Mini Tower PC case with Server Quality and Reliability 2. 300W High-efficiency Power Supply, Bronze Level Certified 3. 2x 5.25" external drive bays, 4x 3.5" internal drive bays, 1x 3.5" external drive bay (for card reader) 4. Card Reader with E-SATA/USB/1394 5. Rear 9cm PWM Cooling Fan with tool-less design 6. 1x 8cm Front Intake Fan (optional) 7. 4x I/O expansion slots 8. Power switch & 3 LED indicators 9. Quick installation: tool-less side panels, Drive Bays, HDD Cage turns 90°, and Stamped Motherboard Support (no standoffs required) 10. Kensington Lock Security Product SKUs CSE-731D-300B SuperChassis 731D-300B (Black) Form Factor Mini-Tower & chassis support for max. motherboard size - 9.6" x 9.6" micro-ATX Processor Support Supports single Intel® / AMD processor Dimensions Width 7.25" (184 mm) Height 14.25" (362 mm) Depth 16.75" (425 mm) Weight 16 lbs (7.26 kg); Gross Weight: 20 lbs Packaging 11" (W) x 20" (H) x 21" (D) 280mm (W) x 508mm (H) x 533mm (D) Available Colors Black Expansion Slots Supports 4x full-height, full-length I/O expansion slots Drive Bays Internal 4x 3.5" tool-less HDD trays SAS or enterprise SATA HDD only recommended External 2x 5.25" external drive bays 1x 3.5" external drive bay Front Panel Buttons Power On/Off button LEDs Power LED Hard drive activity LED Network activity LED System Overheat LED Card Reader SATA, M2, TF, XD, MS, SD, CF, Audio, USB System Cooling Fans 1x 9cm (rear) PWM fan w/ tool-less design 1x 8cm (front) cooling fan (optional) Optimized Cooling Technology at 25dB Whisper-Quiet Operation Operating Environment (System) Operating Temperature Range 5°C ~ 35°C (41°F ~ 95°F) Non-Operating Temperature Range -40°C ~ 60°C (-40°F ~ 140°F) Operating Relative Humidity Range 8% ~ 90% (non-condensing) Non-Operating Relative Humidity Range 5% - 95% (non-condensing) Power Supply 300W AC power supply w/ PFC AC Voltage 100 - 240V, 50-60Hz, 5 Amp DC Output 5V + 12V + 3.3V - 12V < 290W +5V 19 Amp +5V standby 2.0 Amp +12V 11 Amp + 11.5 Amp -12V 0.15 Amp +3.3V 16.0 Amp Certification Bronze Certified [ Test Report ] 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 CCC, BSMI