The MikroTik CRS312-4C 8XG-RM 10G Layer 3 Managed Switch is a compact yet powerful 10G Layer 3 switch, designed for high-speed enterprise, studio, or data center environments. Featuring 8 dedicated 10G RJ45 ports and 4 combo 10G RJ45/SFP ports, it delivers exceptional versatility with a total of 12 usable 10G ports. Built with a robust switch chip and powered by dual OS (RouterOS v7 and SwitchOS), it offers advanced VLAN, Layer 2 , and monitoring capabilities. Redundant PSU support and smart cooling make it an ideal rackmount switch for demanding network cores or aggregation layers. Here are the very detailed specifications for the MikroTik CRS312‑4C 8XG‑RM Product Overview Model: CRS312‑4C 8XG‑RM Product Type: Cloud Router Switch (Core/Aggregation) Form Factor: 1U Rackmount Dimensions: 443 × 183 × 44 mm Operating System: Dual-boot (RouterOS v7 / SwitchOS), License Level 5 MTBF: ~200,000 hours @ 25 °C Operating Temperature: –30 °C to 70 °C Ingress Protection: IP20 CRS312-4C 8XG-RM 10G Layer 3 Managed Switch CPU & Memory CPU: QCA9531 single-core @ 650 MHz RAM: 64 MB Storage: 16 MB flash USB: 1 × USB Type-A (power reset up to 1 A) Console Port: 1 × RJ45 serial Networking Interfaces Ethernet (Copper): 8 × RJ45 10G (1G/2.5G/5G/10G), auto-negotiating 4 × combo ports: RJ45 10G or SFP 10G (software selectable) 1 × RJ45 10/100 Mbps management port Total Ports: Up to 12 active 10 Gbps links (8 fixed RJ45 4 combo) Switching Performance Switch Chip: 98DX8212 Layer 1 Throughput: 120 Gbps non-blocking Layer 2 Switching Capacity: 240 Gbps Forwarding Rate: ~178 Mpps Key Features: Supports VLANs, LACP, STP/RSTP/MSTP, ACLs, IGMP snooping, port mirroring, and basic RouterOS Layer 3 capabilities Power & Cooling Power Inputs: 2 × AC 100–240 V (redundant) Max Power Draw: ~60 W Cooling: 4 × temperature-controlled fans Peripherals & Monitoring USB Power Reset: Yes (up to 1 A) Voltage / Temperature Monitoring: Yes Fan Status Monitoring: Yes Package Includes CRS312‑4C 8XG‑RM unit 2 × IEC power cords Rackmount ears (K-57 kit) Serial console cable Ideal Use Cases Core or aggregation switch for multimedia, research, or data-heavy environments High-speed 10 GbE copper connectivity with optional fiber uplinks Redundant, rackmount-ready solution for studios, labs, or enterprise networks Meta Description MikroTik CRS312-4C 8XG-RM 10G Layer 3 Managed Switch with combo RJ45/SFP ports, dual OS, 240Gbps switching, and redundant PSU—perfect for high-performance enterprise and studio networks. Datasheet
