- The CRS309-1G-8S+ is a very compact, yet powerful networking switch. It has eight SFP+ slots, supporting up to 10 Gbit module in each, which results in a total switching capacity of 162 Gbps and total non-blocking throughput of 81 Gbps
- The device also has dual-core 800 MHz CPU, 512 MB RAM, a management Ethernet port with PoE power input, RS232 serial port, a grounding terminal and is capable of dual boot (choose which operating system you prefer, RouterOS, or SwOS)

Specifications
- Architecture: ARM 32bit
- CPU: 98DX8208
- CPU core count: 2
- CPU nominal frequency: 800 MHz
- Dimensions: 272×191×44 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 25C
- Tested ambient temperature: -40°C to 70°C

POWERING
- Number of DC inputs: 2 (DC jack, PoE-IN)
- DC jack input Voltage: 12-57 V
- Max power consumption: 23 W
- Max power consumption without attachments: 17 W
- FAN count: Passive
- PoE in: 802.3af/at
- PoE in input Voltage: 18-57 V

ETHERNET
- 10/100/1000 Ethernet ports: 1

FIBER
- SFP+ ports: 8

PERIPHERALS
- Serial console port: RS232

OTHER
- CPU temperature monitor: Yes

CERTIFICATION & APPROVALS
- Certification: CE, EAC, ROHS
- IP: IP20

INCLUDED PARTS
- 24V 1.2A power adapter
- Ears
- K-37 fastening set