Holiday Shipping Details & Extended Holiday Returns 
RM43-320-RS
4U 20-bay 2.5" / 3.5" HDD / SSD rackmount storage server chassis with Mini-SAS HD SFF-8643 12 Gb/s interface
- Backplane support for 20 port SAS / SATA drives and 12 Gb/s Mini-SAS HD SFF-8643 + SGPIO
- Supports twenty 2.5"/3.5" SAS/SATA HDD/SSD hot-swap trays
- Ball bearing sliding rails included for simple server rack integration
- Includes three 120mm x 38mm hot-swappable PWM fans
- Auto lock handle for convenient fixation of chassis into rack cabinet
- Supports ATX (PS2) / Mini Redundant PSUs*
- Supports E-ATX or SSI-EEB motherboards
- Supports 7 standard PCI / PCIe slots
- Independent drive status LED
Product Specifications
| Model No. | SST-RM43-320-RS |
|---|---|
| Motherboard | SSI-EEB, SSI-CEB, Extended ATX, ATX, Micro-ATX, Mini-ITX |
| Drive Bay: External | 3.5" hot-swap x 20 |
| HDD backplane | 20 ports SAS / SATA to Mini-SAS HD SFF-8643 x 5 with SGPIO |
| HDD Interface | SAS III / II / I, SATA III / II / I |
| Cooling system: Rear | 80mm x 2 fan slots |
| Limitation of CPU cooler | 148mm |
| Front I/O Port | USB 2.0 x 1, USB 3.1 Gen 1 Type-A x 1** |
| Chassis form factor | 4U |
|---|---|
| Main metal thickness | 1.0mm ~ 1.2mm |
| Drive Bay: Internal | Slim optical drive x 1 (up to 12.7mm), 2.5" x 2 (up to 15mm) |
| Power connector on HDD backplane | 4-Pin peripheral x 10 |
| Power Supply | ATX (PS2) / Mini Redundant* |
| Cooling system: Internal | Hot-swap 120 x 38mm PWM ball bearing fan x 3 |
| Expansion Slot | Standard profile PCI / PCIe x 7 |
| Front buttons | Power On / Off, system reset |
| LED indicator: Chasis | Power LED x 1: Blue, HDD Access x 1: Green , LAN LED x 2: Green |
|---|---|
| Dimension | 442mm (W) x 175mm (H) x 660mm (D), 51.1 liters |
| LED indicator: HDD Tray | HDD Power LED x 20: Yellow, HDD Access x 20: Blinking green |
|---|---|
| Net Weight | 16.2 kg |
* Please make sure the mounting holes of your Mini Redundant PSU matches the mounting holes on the rear panel of RM43-320-RS (See below diagram)
** RM43-320-RS's USB internal cable is 800mm long, so if you are connecting an external enclosure to the USB3.1 port, we recommend using it with shorter cables to prevent performance loss.
