Comparison

DGS-1520-28 DGS-1520-28MP DGS-1520-52 DGS-1520-52MP

28-Port Gigabit Smart Managed Stackable Switch with 24 1000Base-T and 4 10Gb Ports

28-Port Gigabit Smart Managed Stackable PoE+ Switch with 20 PoE+ 1000Base-T, 4 PoE+ 2.5GBase-T and 4 10Gb Ports

52-Port Gigabit Smart Managed Stackable Switch with 48 1000Base-T and 4 10Gb Ports

52-Port Gigabit Smart Managed Stackable PoE+ Switch with 44 PoE+ 1000Base-T, 4 PoE+ 2.5GBase-T and 4 10Gb Ports

1000Base-T ports 24 Ports 24 Ports 48 Ports 48 Ports
100Base-TX ports
10Gb SFP+ ports 2 ports 2 ports 2 ports 2 ports
10GBase-T ports 2 ports 2 ports 2 ports 2 ports
19" Rack Mountable Yes Yes Yes Yes
802.1X Access Control Yes Yes Yes Yes
Built-in PSU Yes Yes Yes Yes
Cable Diagnostics Yes Yes Yes Yes
Command Line Interface Yes Yes Yes Yes
Design Desktop|Rackmountable Desktop|Rackmountable Desktop|Rackmountable Desktop|Rackmountable
DHCP Server Screening Yes Yes Yes Yes
Dimensions (Size) 441 x 207.4 x 44 mm 441 x 308 x 44 mm 441 x 207 x 44 mm 441 x 308 x 44 mm
Energy Saving Technology EEE Compliant|D-Link Green|RoHS 6 Compliant EEE Compliant|D-Link Green|RoHS 6 Compliant EEE Compliant|D-Link Green|RoHS 6 Compliant EEE Compliant|D-Link Green|RoHS 6 Compliant
Fans 1 4 2 4
High Speed Stacking Yes Yes Yes Yes
IGMP Snooping Yes Yes Yes Yes
Jumbo Frame 12K bytes 12K bytes 12K bytes 12K bytes
Link Aggregation Yes Yes Yes Yes
Number of Ports 24 - 28 24 - 28 48 - 52 48 - 52
PoE Budget 370 Watts (740 w RPS) 370 Watts (740 w RPS)
PoE ports 24 Ports 48 Ports
PoE Type Required None PoE|PoE+|Extended PoE Budget None PoE|PoE+|Extended PoE Budget
QoS Yes Yes Yes Yes
SFP ports
SNMP Yes Yes Yes Yes
Spanning Tree Protocol Yes Yes Yes Yes
Static Routing Yes Yes Yes Yes
Surveillance VLAN Yes Yes Yes Yes
Switch Series DGS-1520 Series DGS-1520 Series DGS-1520 Series DGS-1520 Series
Switch Type Layer 3 Layer 3 Layer 3 Layer 3
Switching Capacity 128 Gbps 140 Gbps 176 Gbps 188 Gbps
Type of Port Required Gigabit Copper|Gigabit Fibre|10 Gigabit Copper|10 Gigabit Fibre Gigabit Copper|Gigabit Fibre|10 Gigabit Copper|10 Gigabit Fibre|2.5 Gigabit Copper Gigabit Copper|Gigabit Fibre|10 Gigabit Copper|10 Gigabit Fibre Gigabit Copper|Gigabit Fibre|10 Gigabit Copper|10 Gigabit Fibre|2.5 Gigabit Copper
Types of ports 10Gb SFP+ Ports|SFP Ports|Gigabit Ports|10Gb Copper Ports 10Gb SFP+ Ports|SFP Ports|Gigabit Ports|10Gb Copper Ports|2.5Gb Ports 10Gb SFP+ Ports|SFP Ports|Gigabit Ports|10Gb Copper Ports 10Gb SFP+ Ports|SFP Ports|Gigabit Ports|10Gb Copper Ports|2.5Gb Ports
VLAN 4K Groups 4K Groups 4K Groups 4K Groups
Voice VLAN Yes Yes Yes Yes
Web-based GUI Yes Yes Yes Yes

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