TP-Link TL-SG105S-M2 5-Port Multi-Gigabit Switch Review
Our look at the TP-Link TL-SG105S-M2 5-Port Multi-Gigabit Switch Review: what it does well, what to know before you buy, and where to check today's price.
Reviewed by
Seb and Michelle
We've tested over 6,500 products in the last 5 years – collaborating with over 4,000 brands and bringing our style of reviews to multiple platforms. More about me →
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The TP-Link TL-SG105S-M2, 5 Port Multi-Gigabit 2.5G Unmanaged Ethernet Switch | Ethernet Splitter, Plug & Play, Desktop/Wall Mount, Silent Operation offers solid value for multi-gig networking at a reasonable price point.
The product at a glance
This switch holds solid value with no pressure to act fast. It’s a good choice for upgrading to multi-gig networking without overpaying, and it remains a good value for the specs you’re getting. Check the price on Amazon.
Why this switch is worth your attention
Five 2.5G ports at this price tier is genuinely hard to find. Most homes and small offices are still running on standard gigabit switches, but 2.5G is where things are headed, especially with WiFi 6 routers and access points pushing throughput that a standard 1G switch simply can’t keep up with. If you’ve got a 2.5G-capable NAS, a WiFi 6 AP, or a machine with a 2.5G PCIe adapter, you’ve been leaving performance on the table without a switch like this in between. The TL-SG105S-M2 gives you five full 2.5G ports and a total switching capacity of 25 Gbps, so everything connected to it gets the bandwidth it’s actually capable of.
The auto-negotiation is worth calling out specifically. The switch steps between 100Mb, 1G, and 2.5G automatically depending on what each connected device supports. That means you don’t need to replace every device or cable at once. Older gear drops into a compatible speed, newer gear runs at full 2.5G, and nothing requires manual configuration. For a home office or small workgroup doing heavy file transfers, that kind of flexibility keeps the upgrade path clean. It also works over existing Cat5e cabling, so you’re not tearing walls open to get there.
The fanless metal chassis is a real differentiator at this price tier. A lot of budget switches run warm and loud. This one has a fanless design, which means no hum, no vibration, no background noise at all. It’s desk-mountable or wall-mountable, quiet enough for a bedroom office, and built to handle the heat passively. That combination fits a specific buyer well: someone who wants the performance upgrade without the noise penalty or the management overhead. It’s fully unmanaged, so if you need VLANs, QoS controls, or any layer-2 configuration, this isn’t the right tool. But if you want to plug it in and have it work immediately, it does exactly that.
What you’re actually getting
- Five 2.5G ports with a combined switching capacity of 25 Gbps
- Auto-negotiation across three speeds: 100Mb, 1G, and 2.5G per port
- Backward-compatible cabling: runs at 2.5G over existing Cat5e, no rewiring needed
- Fanless metal enclosure: silent operation, desktop or wall-mount compatible
- Plug-and-play setup: fully unmanaged, no software or configuration required
- 4.5-star rating with a compact footprint at 5.45 x 4.96 x 3.98 inches
Before you buy
Because this is an unmanaged switch, it won’t suit anyone who needs traffic management, port isolation, or VLAN segmentation. That’s not a flaw, it’s a design choice, but it does matter if your network has specific security or segmentation requirements. Check that your router, AP, or NAS actually supports 2.5G before buying, since the upgrade only pays off if something on your network can use it. Standard Amazon return windows apply, so if you order and find it doesn’t fit your setup, returning it is straightforward as long as you’re within the return period. This one fits home users and small offices well. Large deployments or anyone managing more than a handful of devices will likely want something with more ports or managed features.
If you’ve been sitting on a gigabit switch while your WiFi 6 gear or NAS runs faster than your wired backhaul can handle, this is the right fix at a reasonable price. It’s a solid value for the specs you’re getting, so it’s worth considering. Check the price on Amazon.
The deal has ended, but prices change often. Check today's price on Amazon before you buy.
Check today's price on Amazon →Frequently Asked Questions
Will this switch work with my existing cables?
Yes, it works over existing Cat5e cabling, so you won’t need to rewire anything to get 2.5G speeds.
Do I need to configure this switch when I set it up?
No, it’s fully plug-and-play with no software or configuration required, just connect it and it works immediately.
What speeds does this switch support?
It auto-negotiates between 100Mb, 1G, and 2.5G per port depending on what each connected device supports, giving you five 2.5G ports with 25 Gbps total switching capacity.
Is this switch quiet enough for a bedroom office?
Yes, it has a fanless metal chassis design that operates silently with no hum or vibration, making it suitable for quiet spaces.
About the reviewer
Seb and Michelle
We've tested over 6,500 products in the last 5 years - collaborating with over 4,000 brands and bringing our style of reviews to multiple platforms.
