MikroTik CRS518-16XS-2XQ-RM – Enterprise 10G/40G Layer 3 Switch

The MikroTik CRS518-16XS-2XQ-RM is a rackmount Layer 3 managed switch designed for enterprise and data center networks needing robust 10G and 40G connectivity. It features 16× 10G SFP ports and 2× 40G QSFP uplinks, offering high switching capacity, advanced VLAN support, and dual redundant hot-swappable power supplies in a compact 1U form factor. With RouterOS v7 and SwOS dual boot support, it delivers both Layer 3 routing and simplified Layer 2 switching for flexible deployment across core, distribution, or aggregation layers. Key Specifications General Model: CRS518-16XS-2XQ-RM Series: Cloud Router Switch (CRS) Form Factor: 1U Rackmount Operating System: Dual boot – RouterOS (v7, Level 5 license) and SwOS Use Case: Data center, enterprise core, ISP aggregation, high-throughput switching Hardware CPU: ARM 64-bit, AL73400 (4-core, 1.2 GHz) RAM: 1 GB DDR4 Storage: 128 MB NAND Switch Chip: Marvell Prestera ALDRIN2 family Cooling: Intelligent active cooling (3× fans) Management Ports: 1 × Gigabit Ethernet (out-of-band management) 1 × USB Type-A port 1 × RJ45 Serial Console Ports 16 × 10G SFP Ports 2 × 40G QSFP Ports 1 × 1G RJ45 Management Port Performance Switching Capacity: 640 Gbps Forwarding Rate: 357 Mpps Non-blocking Throughput: 320 Gbps Latency: Low latency, suitable for real-time and high-volume traffic Layer 2 & Layer 3 Support: VLANs, ACLs, IPv4 routing Power & Environmental Power Input: Dual redundant hot-swappable AC power supplies (100–240V AC) Power Redundancy: Yes (2 × PSUs included) Max Power Consumption: ~75W Cooling: 3 × Temperature-controlled fans Redundant airflow design Operating Temperature: -20°C to 60°C Software Features RouterOS v7: Static and dynamic routing (IPv4/IPv6) RSTP, MSTP, VLANs, firewall, L3 hardware offloading Traffic control, DHCP server, scripting, SNMP SwOS: Lightweight switch OS with VLAN, ACL, monitoring Dual Boot: Flexibility to switch between RouterOS and SwOS for optimal control Physical Specifications Dimensions: 443 × 200 × 44 mm Weight: ~3.4 kg Chassis: All-metal 1U rackmount design Mounting: 19-inch rack ears included Cooling: Redundant front-to-back airflow with fan monitoring Package Contents 1 × CRS518-16XS-2XQ-RM Switch 2 × Hot-swappable Power Supplies (AC) 1 × Power Cord 1 × Rackmount Kit 1 × Quick Start Guide Use Cases Core switch for high-density 10G/40G networks ISP aggregation layer Datacenter top-of-rack switch Enterprise backbone for virtualization and storage networks Meta Description MikroTik CRS518-16XS-2XQ-RM is a 1U rackmount Layer 3 switch with 16× 10G SFP and 2× 40G QSFP ports, dual hot-swap power, and 640 Gbps switching—perfect for enterprise core, ISP, and data center deployments. Datasheet