Supermicro mATX Mini-Tower Chassis 4x 3.5" Internal HDD Bay 90 degree rotatable 2x 5.25" Bay 2x Front USB3.0 400W Gold Efficiency Power Supply W

• 90 Rotatable HDD Cage
• Whisper-Quiet (<25dB)
• Kensington Lock Support
• Front I/O Supports 2x USB 3.0
• 1x Optional Front Intake 8cm (2800 RPM) PWM Fan
• Mini-Tower Chassis Supports Micro-ATX Motherboard, Size 9.6" x 9.6"
• 400W Gold Level Certified High-Efficiency Power Supply
• 1x Rear 9cm (2050 RPM) PWM Fan
• 2x 5.25" External HDD Drive Bays &; 4x 3.5" Internal HDD Drive Bays

CSE-731i-403BSuperChassis 731i-403B

Form FactorMini-Tower Chassis - supports for maximum motherboard sizes of 9.6" x 9.6"

Processor SupportDual Intel and AMD processors

DimensionsHeight14.25" (362 mm)Width7.25" (184 mm)Depth16.75" (425 mm)Net Weight16 lbs (7.26 kg)Gross Weight20 lbs (9.07 kg)Packaging (W x H x L)11" (279 mm) x 20" (508 mm) x 21" (533 mm)Available ColorBlack

Expansion Slots4 full-height &; full-length expansion slot(s)

Drive Bays2 x 5.25" drive bay4 x 3.5" fixed drive bay

Front PanelButtonsPower On/Off buttonLEDs1 Network Activity LEDsHDD activity LEDPower LEDSystem Overheat LEDPorts2x USB 3.0 Port(s)

Systems CoolingFans1 x 9cm (2050 RPM) rear exhaust fan(s)Optional 1 x 8cm (front) cooling fan

Operating Environment (System)Operating Temperature Range5C - 35C (41F - 95F)Non-Operating Temperature Range-40C - 70C (-40F - 158F)Operating Relative Humidity Range8% - 90% (non-condensing)Non-Operating Relative Humidity Range5% - 95% (non-condensing)

Power SupplySuper quiet operation with 12cm cooling fan and 80plus gold certification.Total Output Power and Input400W with Input 100 - 240VacCertificationGold Certified