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Voltarum Mini Switch Guide

TP-Link · 2.5 GbE

TP-Link TL-SG105-M2

Highly recommended

Five 2.5 GbE ports, metal and fanless: the simple way to use the 2.5 GbE ports you already have.

Ports
5 × 2.5 GbE
Management
Unmanaged
PoE
No

Great fit for: 2.5 GbE network · Silent

No reference price: check the store

Researched from manufacturer data and public reviews; not tested by us.· Last reviewed Oct 29, 2026

What it is good for

Derived from the specs

Our rules applied to its specs. The reasons come from the data in the specification table. How the verdicts are decided

    • 5 RJ45 ports at 2.5 GbE or faster
  • 10 GbENot suitable
    • No 10 GbE port
  • VLANsNot suitable
    • Unmanaged: it passes tagged traffic but cannot assign VLANs to ports
  • PoENot suitable
    • No PoE ports
    • No VLANs: fine to add ports, not to be the centre of the network
    • 209 mm wide: fits on a 10-inch shelf
    • 26 mm high: 1U
  • SilentGreat fit
    • No fan
    • 5.64 W at most without PoE

Where to buy

Prices are editorial references (the maker's list price, or a price seen on the date shown), not live prices. Many makers publish no price: check the retailer.

Prices are shown only if updated in the last 24 hours and may change; the retailer’s price at checkout applies. We may earn a commission from these links at no cost to you. Affiliate disclosure

Overview

Editorial opinion

Best for: A mini PC, a NAS and a 2.5 GbE router or access point on one desk.

Editorial opinionWould we buy it today?

Yes: the default 2.5 GbE switch if you do not need VLANs.

Pros and cons

Editorial opinion

Pros

  • 5 × 2.5 GbE
  • Fanless metal case
  • Under 6 W

Cons

  • No VLANs
  • No 10 GbE uplink

Specifications

Factual data
General
Manufacturer
TP-Link
Management
Unmanaged (plug and play)
Form factor
Desktop
Availability
On sale
Ports
2.5 GbE RJ45
5
Switching capacity
25 Gbps
Jumbo frames
12 KB
Power over Ethernet
PoE output ports
None
Can be powered by PoE
No
Management
How it is managed
None: plug and play
Power, cooling and size
Power input
9 V DC adapter
Power supply
External adapter
Max power (without PoE output)
5.6 W
Cooling
Fanless (silent)
Case
Metal
10-inch rack
No rack kit
Wall mounting
Yes
Size (W × D × H)
209 × 126 × 26 mm

Source: Manufacturer specifications

Measured

Factual data

Measured values with their source. We never invent figures.

No measured values yet.

Alternatives

2.5 GbE

Ubiquiti UniFi Flex Mini 2.5G (USW-Flex-2.5G-5)

Ports
5 × 2.5 GbE
PoE
No
Max power
6.4 W

Great fit for: 2.5 GbE network · Silent

Five 2.5 GbE ports in a palm-sized box, powered by USB-C or PoE, for $49.

from $49 (typical price)Highly recommended

Adds VLANs and PoE power input