CRS309-1G-8S+IN Desktop switch with one Gigabit Ethernet port and eight SFP+ 10Gbps ports The CRS309-1G-8S+ is a very compact yet powerful networking switch. It has eight SFP+ slots, supporting up to 10 Gbit modules in each, which results in a total switching capacity of 162 Gbps and a total non-blocking throughput of 81 Gbps. The device also has a dual-core 800 MHz CPU, 512 MB of RAM, a management Ethernet port with PoE power input, an RS232 serial port, a grounding terminal, and is capable of dual boot (choose which operating system you prefer, RouterOS or SwOS). Specifications Product code CRS309-1G-8S+IN
Technical Specifications
| Product code | CRS309-1G-8S+IN |
| Architecture | ARM 32bit |
| CPU | 98DX8208 |
| CPU core count | 2 |
| CPU nominal frequency | 800 MHz |
| Switch chip model | 98DX8208 |
| Dimensions | 272 x 191 x 44 mm |
| RouterOS license | 5 |
| Operating System | RouterOS / SwitchOS |
| Size of RAM | 512 MB |
| Storage size | 16 MB |
| Storage type | FLASH |
| MTBF | Approximately 200,000 hours at 25 °C |
| Tested ambient temperature | -40°C to 70°C |
| Number of DC inputs | 2 (PoE-IN, DC jack) |
| DC jack input Voltage | 12-57 V |
| Max power consumption | 23 W |
| Max power consumption without attachments | 17 W |
| Cooling type | Passive |
| PoE in | 802.3af/at |
| PoE in input Voltage | 18-57 V |
| 10/100/1000 Ethernet ports | 1 |
| SFP+ ports | 8 |
| Serial console port | RS232 |
| CPU temperature monitor | Yes |
| Beeper | Yes |
| Certification | CE, EAC, ROHS |
| IP | IP20 |










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