MikroTik CRS310-1G-5S-4S+IN Fiber Switch
The MikroTik CRS310-1G-5S-4S+IN is a powerful and affordable enterprise-grade fiber switch designed for high-speed optical networking, ISP deployments, and professional business environments. It combines 5 Gigabit SFP ports, 4 high-speed 10G SFP+ ports, and a dedicated Gigabit Ethernet management port in a compact rackmount-ready design.
Powered by an efficient dual-core ARM processor and advanced Marvell switching chip, the CRS310 delivers reliable 10 Gigabit fiber connectivity over long distances with low latency and minimal data loss.
The switch supports both RouterOS v7 and SwitchOS, giving administrators flexibility for advanced Layer 2 and Layer 3 networking deployments.
Key Features
- 5× 1G SFP fiber ports
- 4× 10G SFP+ uplink ports
- 1× Gigabit Ethernet port
- RouterOS v7 & SwitchOS support
- Hardware offloaded VLAN filtering
- Hardware accelerated Layer 3 routing
- PoE-IN support
- Rackmount ready design
- Enterprise fiber networking
- ARM dual-core CPU
- Advanced Marvell switch chip
- Low latency fiber connectivity
High-Speed Fiber Connectivity
The CRS310 is built for professional optical networking environments.
| Interface | Quantity |
|---|
| 1G SFP Ports | 5 |
| 10G SFP+ Ports | 4 |
| Gigabit Ethernet | 1 |
Perfect for:
- ISP backbone links
- enterprise fiber aggregation
- 10G uplinks
- NAS connectivity
- data center interconnects
- long-distance fiber deployments
Advanced Layer 2 & Layer 3 Features
The CRS310 supports:
- VLAN filtering
- hardware offloading
- Layer 3 routing
- traffic isolation
- low latency forwarding
- enterprise switching
This allows stable and scalable network infrastructure for demanding environments.
RouterOS v7 & SwitchOS Dual Boot
Choose between:
| Operating System | Benefits |
|---|
| RouterOS v7 | Advanced routing & Layer 3 |
| SwitchOS | Simplified switch management |
Supports:
- VLAN management
- ACL configuration
- QoS
- routing
- traffic monitoring
- enterprise switching features
PoE-IN Flexibility
The switch includes:
- 802.3af/at PoE-IN
- DC power input support
- flexible deployment options
- reduced cabling requirements
Ideal for:
- network cabinets
- ISP nodes
- compact installations
- remote fiber deployments
Technical Specifications
| Feature | Details |
|---|
| Model | CRS310-1G-5S-4S+IN |
| CPU | 98DX226S |
| CPU Cores | 2 |
| CPU Speed | 800MHz |
| Architecture | ARM 32bit |
| RAM | 256MB |
| Storage | 16MB FLASH |
| 1G SFP Ports | 5 |
| 10G SFP+ Ports | 4 |
| Gigabit Ethernet | 1 |
| Operating System | RouterOS v7 / SwitchOS |
| License Level | L5 |
| PoE-IN | 802.3af/at |
| Cooling | 1 Fan |
| Max Power Consumption | 20W |
| Dimensions | 200 × 166 × 44 mm |
Ideal Applications
The MikroTik CRS310 is ideal for:
- ISPs
- enterprise fiber networks
- 10G aggregation
- data centers
- fiber backbone deployments
- campus networking
- NAS & storage networking
- long-distance optical links
- rack-mounted switching environments
Why Choose MikroTik CRS310-1G-5S-4S+IN?
The CRS310 offers:
- affordable 10G fiber networking
- enterprise-grade switching
- hardware offloaded performance
- flexible RouterOS functionality
- reliable fiber connectivity
- scalable deployment options
- compact rackmount design
- low-latency switching
Making it an excellent solution for professional optical networking environments.
