TP-Link SG105-M2 vs TP-Link SG2005P-PD: Specification Comparison
Both the TP-Link TL-SG105-M2 and the TP-Link SG2005P-PD are 5-port desktop/wall-mount switches, but they serve meaningfully different roles. The TL-SG105-M2 is an unmanaged 2.5G multi-gigabit switch aimed at high-throughput desktop or edge LAN segments. The SG2005P-PD is a managed gigabit smart switch in the Omada SDN family, designed to be powered by an upstream PoE++ source and distribute PoE to downstream devices — a topology common in outdoor surveillance and distributed edge deployments. This comparison covers port speed and switching capacity, power architecture and environmental tolerance, and management capability.
In This Guide
- Which switch delivers more bandwidth and switching capacity per port?
- How do the two switches differ in power source, PoE capability, and environmental rating?
- What management and network-control features does each switch provide?
- Which should you choose: the SG105-M2 or the SG2005P-PD?
- Side-by-Side Specs
- FAQ
Which switch delivers more bandwidth and switching capacity per port?
The TL-SG105-M2 provides five 2.5 Gbps multi-gigabit ports, yielding a switching capacity of 25 Gbps (one spec source lists 40 Gbps; the discrepancy is unresolved in the provided data). Each port runs at 2.5x the throughput of a standard gigabit interface, making it well-suited for NAS, Wi-Fi 6 access points, or workstations generating traffic above 1 Gbps.
The SG2005P-PD offers five 10/100/1000 Mbps (gigabit) ports with a switching capacity of 10 Gbps and a forwarding rate of 7.44 Mpps. Every port is capped at 1 Gbps. For a surveillance deployment where cameras stream at 4–25 Mbps each, the gigabit ceiling is rarely a constraint, but the SG105-M2 holds a clear per-port bandwidth advantage for any workload that can use it.
How do the two switches differ in power source, PoE capability, and environmental rating?
The TL-SG105-M2 is powered by an external 12 V DC adapter (1 A or 1.5 A depending on hardware revision). It has no PoE output and no stated IP rating. Its operating temperature range is 0 °C to 40 °C, limiting deployment to conditioned indoor spaces only. It uses a fanless design, which is noted in the product bullets.
The SG2005P-PD has a fundamentally different power architecture: it draws all operating power from a single 802.3af/at/bt (PoE++) source on port 5, requiring no separate power adapter or outlet. It then distributes PoE downstream on ports 1–4 with a total PoE budget that scales with input class: 64 W from a 90 W 802.3bt source, 44 W from a 60 W 802.3at Type 3 source, 19 W from an 802.3at source, or 6 W from an 802.3af source. It carries an IP66 weatherproof rating and an operating temperature range of −40 °C to +60 °C, making it suitable for outdoor enclosures, pole mounts, and unheated equipment spaces where the SG105-M2 cannot be deployed.
What management and network-control features does each switch provide?
The TL-SG105-M2 is unmanaged: there is no configuration interface, no VLAN support, no QoS, and no authentication framework. It passes traffic without administrator intervention, which simplifies deployment but eliminates any traffic-segmentation or access-control capability.
The SG2005P-PD is a managed smart switch supporting Omada SDN cloud management or standalone operation. Its documented feature set includes static routing, ACLs, QoS, 802.1Q VLAN, 802.1X port authentication backed by RADIUS/TACACS+, SNMP trap/inform, and IEEE 802.1az Energy Efficient Ethernet. Memory is specified as 32 MB Flash and 256 MB DRAM. The Omada SDN platform allows the SG2005P-PD to be centrally controlled alongside other Omada-family access points, routers, and switches — a meaningful integration advantage for installations requiring unified network policy. The SG105-M2 offers none of these capabilities.
Which should you choose: the SG105-M2 or the SG2005P-PD?
Our take: The SG2005P-PD is the stronger choice when the deployment is outdoors, in an unheated enclosure, or wherever PoE-powered devices such as IP cameras or access points must be served from a single upstream PoE++ cable with no local AC outlet. Three concrete spec deltas: (1) operating temperature — the SG2005P-PD is rated −40 °C to +60 °C versus the SG105-M2's 0 °C to 40 °C; (2) the SG2005P-PD carries an IP66 environmental rating while the SG105-M2 has none stated; (3) the SG2005P-PD delivers up to 64 W of downstream PoE budget while the SG105-M2 provides zero PoE output. Conversely, the TL-SG105-M2 is the stronger choice for indoor, high-throughput LAN segments — its 2.5 Gbps per-port speed and 25 Gbps switching capacity more than double the SG2005P-PD's 1 Gbps per-port and 10 Gbps capacity. Buyers on an Omada SDN platform who need managed VLANs or 802.1X should prefer the SG2005P-PD regardless of environment.
Side-by-Side Comparison
Spec-for-spec, from manufacturer data.
| Specification | TP-Link SG105-M2 | TP-Link SG2005P-PD |
|---|---|---|
| Product Type | Unmanaged Desktop Switch | Managed Gigabit Smart Switch |
| Managed | No | Yes (Omada SDN / standalone) |
| Port Count | 5 | 5 |
| Port Speed | 2.5 Gbps (Multi-Gigabit) | 10/100/1000 Mbps (Gigabit) |
| Switching Capacity | 25 Gbps (40 Gbps also listed in specs) | 10 Gbps |
| Forwarding Rate | — | 7.44 Mpps |
| PoE Output | None | 4 ports PoE+ out (ports 1–4) |
| PoE Budget (max) | — | 64 W (with 90 W 802.3bt input) |
| Power Input | 12 V DC adapter (1 A or 1.5 A) | 802.3af/at/bt PoE on port 5 only |
| IP Rating | — | IP66 |
| Operating Temperature | 0 °C to 40 °C | −40 °C to +60 °C |
| Storage Temperature | −40 °C to 70 °C | — |
| Mount Type | Wall | Wall; Pole |
| Management Features | None | VLAN, QoS, ACL, 802.1X, SNMP, Static Routing |
| Memory | — | 32 MB Flash; 256 MB DRAM |
| Dimensions (W × D × H) | 209 × 126 × 26 mm (one source: 226 × 131 × 35 mm) | 103.0 × 41.6 × 186.2 mm |
Frequently Asked Questions
Which should you choose: the SG105-M2 or the SG2005P-PD?
The SG2005P-PD is the stronger choice when the deployment is outdoors, in an unheated enclosure, or wherever PoE-powered devices such as IP cameras or access points must be served from a single upstream PoE++ cable with no local AC outlet. Three concrete spec deltas: (1) operating temperature — the SG2005P-PD is rated −40 °C to +60 °C versus the SG105-M2's 0 °C to 40 °C; (2) the SG2005P-PD carries an IP66 environmental rating while the SG105-M2 has none stated; (3) the SG2005P-PD delivers up to 64 W of downstream PoE budget while the SG105-M2 provides zero PoE output. Conversely, the TL-SG105-M2 is the stronger choice for indoor, high-throughput LAN segments — its 2.5 Gbps per-port speed and 25 Gbps switching capacity more than double the SG2005P-PD's 1 Gbps per-port and 10 Gbps capacity. Buyers on an Omada SDN platform who need managed VLANs or 802.1X should prefer the SG2005P-PD regardless of environment.
Can I use the SG2005P-PD indoors to replace the SG105-M2 if I need PoE output?
Yes, the SG2005P-PD can be deployed indoors, but it requires a 802.3af/at/bt PoE-capable upstream port to power itself — it has no DC power input. If your upstream switch or injector provides 802.3bt (90 W), the SG2005P-PD will pass up to 64 W of PoE budget to its four downstream ports. The SG105-M2 provides no PoE output at all, so if powered downstream devices are the requirement, the SG2005P-PD is the only option between the two.
Does the SG105-M2 support VLANs or any traffic segmentation?
No. The TL-SG105-M2 is an unmanaged switch with no configuration interface, so VLANs, QoS, ACLs, and 802.1X authentication are not available. The SG2005P-PD supports all of these features via its Omada SDN management platform or standalone configuration.
Which switch is better suited for a pole-mounted outdoor surveillance enclosure?
The SG2005P-PD is purpose-matched to that scenario: it is IP66-rated, operates from −40 °C to +60 °C, mounts to a wall or pole, draws power from a single upstream PoE++ cable (no outlet needed), and distributes PoE to cameras on ports 1–4. The TL-SG105-M2 lacks an IP rating, is limited to 0 °C to 40 °C, provides no PoE output, and requires a DC adapter — none of which are compatible with a typical outdoor pole-mount installation.
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