Product SKUs SuperChassis 745BAC-R1K23B-SQ Form Factor 4U tower chassis - supports maximum motherboard sizes up to E-ATX 13.68" x 13" Processor Support Dual and Single Intel® and AMD processors Dimensions Height 17.8" (452 mm) Width 7" (178 mm) Depth 25.5" (647 mm) Gross Weight 62 lbs (28.12 kg) Net Weight 59 lbs (26.76 kg) Packaging (W x H x L) 14" (356 mm) x 24.6" (625 mm) x 31.3" (795 mm) Available Color Black Expansion Slots 7x Full-height, Full-length expansion slot(s) Drive Bays 8x 3.5"/2.5" hot-swap SAS drive bay with SES3 Backplane 8-Port 4U/Tower 3.5-inch SAS3/SAS2/SATA3 12Gbps backplane for SC743/SC745 chassis Peripheral Drives 3x standard 5.25" drive bay Front Panel Button Power On/Off button System Reset button LED Power status LED HDD activity LED System Information LED Power Fail LED 2 Network Activity LEDs Port 2x USB 3.0 Port(s)

Systems Cooling Fans 1x 2700 RPM fan(s) 2x 2800 RPM fan(s) System Monitoring Chassis intrusion switch Operating Environment (System) Operating Temperature Range 5°C - 35°C (41°F - 95°F) Non-Operating Temperature Range -40°C - 70°C (-40°F - 158°F) Operating Relative Humidity Range 8% - 90% (non-condensing) Non Operating Relative Humidity Range 5% - 95% (non-condensing) Power Supply 1U, Redundancy, Titanium, Input: 100-127Vac, 200-240Vac, and 240Vdc, output: +12V/+5Vsb, PMBUS 1.2, (L)336x(W)76x(H)40 mm, EMI Class B, Power Efficiency 96% Total Output Power and Input 1200W with Input 200 - 240Vac 1000W with Input 100 - 127Vac 1200W with Input 200 - 240Vdc AC Input Frequency 50-60Hz Dimensions (L x W x H) 336 x 76 x 40 mm Output Type Backplanes (connector) +12V Max: 100A / Min: 0A (200Vac - 240Vac) Max: 83A / Min: 0A (100Vac - 127Vac) +5Vsb Max: 4A / Min: 0A Power Distributor PDB-PT747-4648 O/P: 12/212 +5V Max: 30A +3.3V Max: 24A -12V Max: 0.6A Certification N/A Regulatory (Power Supply) Power Supply Safety / EMC BSMI CCC CE/EMC FCC FCC class B UL/CB