Type Managed | 16xBasic switching RJ-45 Ethernet ports quantity | Basic switching RJ-45 Ethernet ports type Gigabit Ethernet (10/100/1000) | 2xInstalled SFP+ modules quantity | Yes | Rack mounting Yes | Stackable Yes | Product colour White | Power source AC | Width 218 mm | Depth 157 mm | Height 44 mm
With 16 Gigabit Ethernet ports and 2 SFP+ 10G uplink ports, you get all the connectivity you need without unnecessary bulk. Stack two units side by side in a single 1U rack space for even greater flexibility and scalability.
The CSS318-16G-2S+IN is a perfect fit for setups where 24 ports are too many and 8 ports just aren’t enough. Its compact 10-inch form factor and cost-effective design make it the ideal solution for small and medium-sized offices, home networks, or rackmount environments where space and efficiency are key.
With 16 Gigabit Ethernet ports and 2 SFP+ 10G uplink ports, you get all the connectivity you need without unnecessary bulk. With its versatile mounting options, the CSS318-16G-2S+ can be installed in 10-inch racks, standard 19-inch racks, or even side-by-side—fitting two switches in a single 1U 19-inch space.
Effortless Configuration with SwOS
Configuration is effortless with MikroTik’s lightweight SwOS. Accessible directly from your web browser, SwOS gives you the core functionality of a managed switch and more:
Port-to-port forwarding
Broadcast storm control
MAC filtering
VLAN configuration
Traffic mirroring
Bandwidth limitation
Adjustment of MAC and IP header fields
Energy Efficient and Reliable
The CSS318 consumes just 10W without attachments and up to 13W under full load, keeping your network reliable while saving power.
Compact, Scalable, and Affordable
Compact, scalable, and simple to configure — the CSS318-16G-2S+IN is ready to enhance your network at an unbeatable price.
| Summary | Mikrotik CSS318-16G-2S+IN. Switch type: Managed. Basic switching RJ-45 Ethernet ports type: Gigabit Ethernet (10/100/1000), Basic switching RJ-45 Ethernet ports quantity: 16, Installed SFP+ modules quantity: 2. Rack mounting |
| Unit Box Height | 0.06 |
| Unit Box Length | 0.285 |
| Unit Box Width | 0.245 |
| Switch type | Managed |
| Basic switching RJ-45 Ethernet ports quantity | 16 |
| Basic switching RJ-45 Ethernet ports type | Gigabit Ethernet (10/100/1000) |
| Installed SFP+ modules quantity | 2 |
| 10G support | Yes |
| Product colour | White |
| Rack mounting | Yes |
| Stackable | Yes |
| Flash memory | 16MB |
| Mean time between failures (MTBF) | 200000h |
| Operating system installed | SwOS |
| Processor model | 98DX2518 |
| AC input frequency | 50/60Hz |
| AC input voltage | 100 – 240V |
| Power consumption (max) | 13W |
| Power source | AC |
| Power over Ethernet (PoE) | No |
| Operating temperature (T-T) | -40 – 70°C |
| Depth | 157mm |
| Height | 44mm |
| Width | 218mm |
| Model | CSS318-16G-2S+IN |
| Units per Shipping Box | 10 |
| Unit Calculated Volume | 0.005022cubm |
| Unit Calculated Weight | 1.53kg |







Kevin Bradley –
This MikroTik switch is exactly what I was looking for. 16 gigabit ports and 10G SFP+ uplinks in such a compact size are a game-changer. SwOS makes VLAN setup a breeze. Excellent service from apsardze24.lv, it arrived very quickly!
Kevin Bradley –