Four 10GbE RJ45 ports
Supports five copper Ethernet speeds from 100M through 10G.
A fanless desktop switch with four multi-speed 10GbE RJ45 ports and one flexible 10GbE SFP+/RJ45 combo port, plus practical Lite Managed traffic controls.

The four fixed RJ45 ports support 10G, 5G, 2.5G, 1G and 100M. The additional combo port can operate as either a 10GbE SFP+ interface or a multi-speed RJ45 connection.
The Name field states six ports, while the detailed description and Specifications cell consistently state five ports: four fixed RJ45 plus one combo port. The source also lists a fan LED while separately specifying fanless operation.
Answers below are based only on the supplied product information for QSW-L3205-1C4T.
The detailed description and specifications list five ports: four 10GbE RJ45 ports and one 10GbE SFP+/RJ45 combo port.
The fixed RJ45 ports and the RJ45 side of the combo port support 10G, 5G, 2.5G, 1G and 100M.
Yes. The supplied specifications state that the 10GbE SFP+ interface is backward compatible with 1GbE SFP.
The source lists LACP, VLAN, QoS, CoS, DSCP, IGMP Snooping, port mirroring, flow control and web management.
Yes. The supplied specifications list fanless operation, although the LED row also mentions a fan indicator.
The supplied specifications state a 2-year QNAP manufacturer warranty.
(QSW-L3205-1C4T)
QNAP QSW-L3205-1C4T 5-Port 10GbE Lite Managed Switch with Combo Port
Supports five copper Ethernet speeds from 100M through 10G.
Operates as either 10GbE SFP+ or multi-speed RJ45.
Includes supplied LACP, VLAN, QoS, IGMP Snooping and port mirroring.
Provides 50Gbps non-blocking throughput in a quiet desktop design.
Technical information below is organised from the supplied product data.
| Specification | Details |
|---|---|
| Product and Management | |
| Brand | QNAP |
| SKU | QSW-L3205-1C4T |
| Product Type | 5-port 10GbE Lite Managed desktop switch |
| Model | QSW-L3205-1C4T |
| Management Type | Lite Managed |
| Management Interface | Web |
| Console | RJ45 |
| Network Interfaces | |
| Number of Ports | 5 |
| 10GbE BASE-T (RJ45) | 4 10G/5G/2.5G/1G/100M |
| 10GbE SFP+/RJ45 Combo Port | 1The 10GbE SFP+ interface is backward compatible with 1GbE SFP. The RJ45 copper combo port supports 10G/5G/2.5G/1G/100M. |
| Switching Performance | |
| MAC Address Table | 16K |
| Total Non-Blocking Throughput | 50Gbps |
| Switching Capacity | 100Gbps |
| Jumbo Frames | 12K |
| Power and Cooling | |
| Power Supply Description | Adapter |
| Maximum Power Consumption | 36W |
| Input Power Type | DC |
| Input Voltage Range | 12V/3A |
| Energy Efficient Ethernet | Yes - IEEE 802.3az compliant |
| Fanless | Yes |
| Supported Standards | |
| Ethernet and Network Standards | IEEE 802.3 Ethernet IEEE 802.3u 100BASE-T IEEE 802.3ab 1000BASE-T IEEE 802.3bz 2.5G/5GBASE-T IEEE 802.3z 1000BASE-SX/LX IEEE 802.3an 10GBASE-T IEEE 802.3ae 10G Fiber IEEE 802.3x Full-Duplex Flow Control IEEE 802.1Q VLAN Tagging IEEE 802.3ad LACP IEEE 802.1AB LLDP IEEE 802.1p Class of Service IEEE 802.3az EEE |
| Physical Specifications | |
| Form Factor | Desktop |
| LED Indicators | Per Port: Speed/Link/Activity Per System: Power/Loop/Fan |
| Buttons | Reset button |
| Dimensions (H x W x D) | 44 x 210 x 160 mm |
| Weight (Net) | 1.17 kg |
| Weight (Gross) | 2.49 kg |
| Operating Environment and Compliance | |
| Operating Temperature | 0°C to 40°C (32°F to 104°F) |
| Relative Humidity | 090% non-condensing |
| Certifications | CE, UKCA, FCC, IC, VCCI, RCM, BSMI, LVD, KC |
| Electromagnetic Compliance | Class A |
| Warranty | 2 years |
The Name field states six ports, while the detailed description and Specifications cell consistently list five. The detailed five-port value is used.
The physical specification lists a fan LED, while the power and cooling section states Fanless: Yes. Both supplied meanings are preserved and flagged.
| SKU | QSW-L3205-1C4T |
| Brand | QNAP |
| Shipping Weight | 1.4000kg |
| Shipping Width | 0.320m |
| Shipping Height | 0.220m |
| Shipping Length | 0.060m |
| Shipping Cubic | 0.002940000m3 |
The QNAP QSW-L3205-1C4T is supplied with a 2-year QNAP manufacturer warranty.
Warranty coverage, eligibility and claim assessment are subject to QNAP terms. Please retain your DeviceDeal tax invoice as proof of purchase.
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