Layer 3 Stackable Smart
Managed Switches
A new generation of Layer 3 stackable Smart Managed switches to aggregate your Gigabit network with 10G ports for uplink or stacking.
DGS-1520 Series
High Availability and Flexibility
•24 or 48 x 10/100/1000Base-T ports
•20 or 44 x 10/100/1000Base-T PoE and 4 x 2.5GBase-T PoE ports
•2 x 10GBase-T and 2 x SFP+ uplink ports
High Bandwidth Stacking
•Physical Stacking of up to 8 units
•2 x 10GBase-T and/or 2 x SFP+
•80 Gbps physical stacking bandwidth
Advanced L2 features
•RSPAN
•Selective Q-in-Q
Advanced L3 features
•IGMP v1/v2/v3
•MLD v1/v2
•PIM-SM/DM/SSM
•Static Route
•RIP/RIPng
•OSPF
Reliability and Resiliency
•Ethernet Ring Protection Switching (ERPS)
•Virtual Router Redundancy Protocol (VRRP)
•Redundant Power Supply (RPS) support
Management, Provisioning and Automation
•D-View 7
•D-Link Network Assistant (DNA)
•Zero Touch Provisioning (ZTP)
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PoE |
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Stackable Smart Gigabit |
Zero Touch Provisioning |
High Capacity |
PoE Capable |
Stack up to 8 switches for high- |
Effortless multi-site |
Up to 188 Gbps |
Up to 370W PoE output |
density Gigabit aggregation |
deployment |
switching capacity |
per switch |
2.5G |
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Multi-Gigabit Ports |
Power Redundancy |
Flexible Stacking or Uplink |
Advanced Manageability |
4 x 2.5GBase-T ports for Wi-Fi 6 APs (PoE models)
Connect with DPS-520 for power redundancy (non-PoE models)
10GBase-T and/or SFP+ (fiber) ports |
Supports dynamic routing and |
for stacking or uplink |
selective Q-in-Q tagging |
Technical Specifications
/ DGS-1520 Series
Model |
DGS-1520-28 |
DGS-1520-28MP |
DGS-1520-52 |
DGS-1520-52MP |
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Product Image |
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General |
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Hardware Version |
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A1 |
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Size |
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19” standard rack width, 1U height |
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Interfaces |
24 x 10/100/1000Base-T |
20 x 10/100/1000Base-T PoE |
48 x 10/100/1000Base-T |
44 x 10/100/1000Base-T PoE |
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2 x 10GBase-T |
4 x 2.5GBase-T PoE |
2 x 10GBase-T |
4 x 2.5GBase-T PoE |
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2 x 10G SFP+ |
2 x 10GBase-T |
2 x 10G SFP+ |
2 x 10GBase-T |
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2 x 10G SFP+ |
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2 x 10G SFP+ |
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Standards |
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IEEE 802.3 10BASE-T Ethernet (twisted-pair copper) |
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IEEE 802.3u 100BASE-TX Fast Ethernet (twisted-pair copper) |
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IEEE 802.3u 100BASE-FX 100 Mbps over fiber optic |
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IEEE 802.3ab 1000BASE-T Gigabit Ethernet (twisted-pair copper) |
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IEEE 802.3z 1000BASE-X 1 Gbps over fiber optic |
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IEEE 802.3az Energy-Efficient Ethernet (EEE) |
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IEEE 802.3x Flow Control |
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IEEE 802.3ae 10 Gigabit Ethernet |
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IEEE 802.3af/at |
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Media Interface Exchange |
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Auto or configurable MDI/MDIX |
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LED |
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Power/Stacking ID/Fan (per device) |
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Link/Activity/Speed (per 10/100/1000 Mbps port, per 2.5G PoE port, per Gigabit SFP port, per 10G SFP+ port) |
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Functionality |
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Switching Capacity |
128 Gbps |
140 Gbps |
176 Gbps |
188 Gbps |
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Transmission Method |
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Store-and-Forward |
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MAC Address Table |
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Up to 16,384 entries per device |
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Static MAC Addresses |
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Up to 512 static MAC entries |
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Maximum Forwarding Rate |
95.24 Mbps |
104.16 Mbps |
130.95 Mbps |
139.88 Mbps |
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PoE Standard |
N/A |
IEEE802.3at, |
N/A |
IEEE802.3at, |
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IEEE802.3af |
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IEEE802.3af |
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PoE Power Budget |
N/A |
370 W, 740 W (with RPS) |
N/A |
370 W, 740 W (with RPS) |
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Physical |
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Power Input |
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100 - 240 VAC |
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Maximum Power |
30.4 W |
453.3 W (PoE On); |
51.2 W |
459.5 W (PoE On); |
Consumption |
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45.2 W (PoE Off ) |
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66.3 W (PoE Off ) |
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Standby Power |
21.5 W |
37.3 W |
26.8 W |
40.7 W |
Consumption |
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Acoustics |
51.8 dB(A) |
57.1 dB(A) |
56.8 dB(A) |
56.7 dB(A) |
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Heat Dissipation |
103.7 BTU/hr |
1545.8 BTU/hr |
174.6 BTU/hr |
1635.1 BTU/hr |
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MTBF |
468252 Hours |
333946 Hours |
364888 Hours |
328174 Hours |
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Operating Temperature |
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-5 - 50°C (23 - 122 °F) |
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Storage Temperature |
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-40 - 70°C (-40 - 158 °F) |
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Operating Humidity |
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10% - 95% RH |
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Storage Humidity |
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5% - 95% RH |
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Dimensions (L x W x H) |
441 x 207.4 x 44 mm |
441 x 308.5 x 44 mm |
441 x 207.4 x 44 m |
441 x 308.5 x 44 m |
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Weight |
2.33 kg |
4.29 kg |
2.78 kg |
4.80 kg |
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EMI |
CE Class A, FCC Class A, IC Class A, RCM Class A, VCCI Class A, BSMI Class A |
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DGS-1520 Series | Layer 3 Stackable Smart Managed Switches
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