The item was either used as a sample for demonstration or returned by a customer after few days of use. The item might have slight scratches but is not worn-out or heavily used. The device is fully functional. Also, the original packaging of the item might be damaged or, rarely, absent at all.
All used units come with EU power plug if applicable or not specified otherwise.
Warranty terms for used items are the same as for new items.
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).
The compact and sleek metallic enclosure also acts as a heatsink, making this device passively cooled - no fan noise and no dust accumulation inside. Special rackmount ears for installing unit into the standard rack are provided.
Dual-core 98DX8208 800 MHz
Size of RAM
RouterOS / SwitchOS
Tested ambient temperature
-40°C to 70°C
10/100/1000 Ethernet ports
24 V 1.2 A power adapter Passive POE and 802.3af/at compliant