MikroTik CRS304-4XG-IN 4-Port 10G Ethernet Switch with Fanless Design & PoE-In

The MikroTik CRS304-4XG-IN is a compact, fanless 10 Gigabit Ethernet switch designed for high-speed networking in offices, homelabs, and small network installations. Featuring four multi-gigabit RJ45 Ethernet ports supporting speeds from 10 Mbps to 10 Gbps, plus a dedicated Gigabit Ethernet management port, it delivers flexible connectivity without requiring additional SFP modules. Powered by a dual-core 1.2 GHz ARM processor and Marvell Prestera switch chip, the CRS304 supports VLANs, traffic mirroring, MAC filtering, broadcast storm control, bandwidth management, and select Layer 3 hardware offloading capabilities. RouterOS v7 provides advanced switching and network management functionality. The lightweight enclosure doubles as a passive heat sink for silent, fanless operation. Multiple mounting options include an included DIN rail mount and rear screw attachment points.

Four power input options, including two DC jacks, a 2-pin terminal, and 802.3af/at PoE-in, provide flexibility for installations requiring multiple power sources. Ideal Applications

10 Gigabit Office & Small Business Networks Home Labs & High-Speed Desktop Networking Multi-Gigabit Network Upgrades Compact Network Distribution DIN Rail & Space-Constrained Installations Network Testing & Portable Deployments