TP-Link Omada 8-Port 2.5G Desktop Switch

TP-Link 8-Port 2.5G Desktop Switch (TL-SG108-M2) - Local Warranty

The TL-SG108-M2 gives eight 2.5GBASE-T ports in a fanless desktop case - enough multi-gigabit capacity for a NAS, several Wi-Fi 6 or Wi-Fi 7 access points and a set of workstations on one switch. All eight ports auto-negotiate 100M, 1G or 2.5G over existing Cat5e or Cat6, so nothing needs recabling and nothing needs configuring.

Eight 2.5G Ports on Existing Copper

Every port runs 100Mbps, 1Gbps or 2.5Gbps with auto-negotiation and Auto MDI/MDIX under IEEE 802.3bz, the standard designed to carry multi-gigabit rates over the Cat5e and Cat6 already installed in most buildings. Eight ports is the practical step up from a five-port unit: it covers a NAS, two or three 2.5G access points and a handful of multi-gigabit desktops without needing a second switch or an uplink between two boxes.

40 Gbps Switching Capacity and 29.8 Mpps Forwarding

Switching capacity of 40 Gbps is the full-duplex sum of eight 2.5G ports, so every port can run flat out simultaneously without the backplane becoming the constraint. The packet forwarding rate of 29.8 Mpps sustains that at minimum frame size, which is what determines real behaviour under many-small-packets traffic rather than the headline bandwidth figure. The switch is a genuinely non-blocking fabric, not an oversubscribed one that only performs when a few ports are busy.

12 KB Jumbo Frames for Large Sequential Transfers

Jumbo frame support runs to 12 KB - larger than the 10 KB of the five-port model - so a NAS, hypervisor or backup host can move the same data in fewer, bigger frames and spend less CPU on per-frame overhead. That is precisely the workload 2.5G is bought for: video editing off shared storage, nightly backups, virtual machine migrations. Store-and-forward transmission validates each frame before forwarding, and IEEE 802.3x flow control asks a sender to pause rather than dropping frames under congestion.

Fanless, 8.45W, and Quiet Enough for a Desk

The case measures 226 x 131 x 35 mm with no fan, so the switch is silent and can sit on a desk, a shelf or in a media cabinet. Maximum power consumption is 8.45W with heat dissipation of 28.83 BTU/h, notably lower than the five-port TL-SG105-M2 despite carrying three more ports - a reflection of newer, more efficient 2.5G PHYs in this V2 hardware. Power comes from an external 12VDC 1.0A adapter, and LEDs give system power plus Link/Act per port.

Unmanaged: No VLANs, No PoE, No Controller

There is no web interface, no VLAN configuration, no SNMP and no PoE, and this is not an Omada SDN device - it cannot be adopted into an Omada Controller. The 802.1p/DSCP QoS and flow control are fixed hardware behaviours rather than configurable policy. Note the MAC address table is 4K; ample for a desktop segment, worth checking behind a large flat network. For segmentation, PoE or central management, SourceIT can quote the Omada 2.5G smart and managed ranges.

Ideal For

Singapore studios, post-production and design teams, engineering offices and small server rooms running shared storage, 2.5G access points and multi-gigabit desktops on existing copper. Supplied by SourceIT with local Singapore warranty, GST invoice and project pricing on request.