Silverstone RM23-502 2U dual 5.25" drive bay ATX rackmount industrial storage server chassis with USB 3.1 Gen1 interface.

• Supports ATX power supplies of up to 180mm depth
• Supports 1 x 2.5" SSD and up to 5 x 3.5" HDD
• 5Gbps USB 3.1 Gen1 interface (downward compatible with USB 2.0 & USB 1.1)
• Dual 5.25" expansion bay brings flexibility in installing 5.25" devices
• Built-in fan bracket which supports up to three 80mm x 38mm fans
• Supports up to ATX (12" x 9.6") motherboard
• Supports 7 low profile expansion slots
• Reserved mounting holes for sliding rails which can be easily installed. Can be used with RMS03-24 rail (rail slide sold separately)

Model No.:	SST-RM23-502
Chassis form factor:	2U
Motherboard:	ATX (12" x 9.6"), Micro-ATX (9.6" x 9.6"), Mini-ITX (6.7" x 6.7")
Drive Bay External:	5.25" x 2
Internal:	3.5" x 5
	2.5" x 1
Cooling System Front:	80mm x 3
Rear:	60mm x 1
Power Supply:	Standard PS2 (ATX), supports up to 180mm long
Limitation of CPU cooler:	65mm
Expansion Slot:	Low profile x 7
Front I/O Port:	USB 3.1 Gen 1 Type-A x 2 *
Front buttons:	Power On / Off, system reset
	Indicators Power status x 1
	HDD activity x 1
	LAN activity x 2
Main metal thickness:	1mm
Dimension:	430mm (W) x 88.5mm (H) x 580mm (D), 22.07 Liters
16.93" (W) x 3.48" (H) x 22.83" (D), 22.07 Liters: