Supermicro SuperChassis SC743I-665B


SKU: SC743I-665B Category:



The SC743 high-end workstation/server chassis is designed for whisper-quiet (28dB) performance and power savings with high-efficicency 465W / 665W / 865W power supplies and 100% cooling redundancy** via its combination of high-performance fans and unique air-shroud. It dramatically reduces the possibility of degraded performance due to thermal issues. Moreover, utilizing the 90-degree rotatable 5.25\” drive bays, it can be perfectly fitted as a rackmount or a tower system.


Whisper Quiet System Chassis (28dB)

  • 665W Power Supply
  • 2x 4-Fixed Hard Drive Carriers
  • 2x 5.25″ Peripheral Drive Bays
  • 1x 5.25″ Drive Bay for optional 3.5″ Drive
  • 7x Full-height, Full-length expansion slot
  • 100% Cooling Redundancy with Adjustable Air Shroud
  • 2x Front USB Ports
  • Locking Side Panel & Bezel with Filter
  • Power Switch, Reset

Click here for detail specifications

Additional information

Weight 66.00 lbs
Form Factor

4U chassis support for max. motherboard size – 12" x 13" E-ATX

Power Supply

665W AC-DC power supply, 80Plus Bronze Certified

Expansion Slots

7x Full-height, Full-length PCI Expansion Slots

Front Cooling

4 5000 RPM Hot-swap PWM Cooling Fans, 2 5000 RPM Hot-swap Rear Exhaust Fans


Power On/Off button, System Reset button

Front Panel LED

Power LED, Hard Drive Activity LED, 2x Network activity LEDs, System Overheat LED, Power Fail LED

External Bay

2x 5.25" Peripheral Drive Bay, 1x 5.25" Bay For optional 3.5" Drive

Internal Bay

2x 4 Fixed Hard Drive Carrier, SAS or enterprise SATA HDD only recommended

Panel color


Storage temp.

-40°-70°C (-40°-158°F)

Operating temp.

10°-35°C (50°-95°F)

Dimension (D x W x H)

25.5" x 7.0" x 17.8"


Supports dual, single Intel® / AMD processors