Product specifications

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SFP+ ports comply with following standards:
- IEEE 802.3ae compliance
- IEEE 802.3aq compliance
Supported SFP+ Transceivers:
- DEM-431XT:
10GBASE-SR SFP+ Transceiver (w/o DDM),
80m: OM1 & OM2 MMF,300m: OM3 MMF
- DEM-431XT-DD:
10GBASE-SR SFP+ Transceiver (with DDM),
80m: OM1 & OM2 MMF, 300m: OM3 MMF
- DEM-432XT:
10GBASE-LR SFP+ Transceiver (w/o DDM),
10km
- DEM-432XT-DD:
10GBASE-LR SFP+ Transceiver (with DDM),
10km
- DEM-433XT:
10GBASE-ER SFP+ Transceiver (w/o DDM),
40km
- DEM-433XT-DD:
10GBASE-ER SFP+ Transceiver (with DDM),
40km
- DEM-435XT:
10GBASE-LRM SFP+ Transceiver (w/o DDM),
220m: OM1 & OM2 MMF, 300m: OM3 MMF
- DEM-435XT-DD:
10GBASE-LRM SFP+ Transceiver (with DDM),
220m: OM1 & OM2 MMF, 300m: OM3 MMF
- DEM-436XT-BXU:
10GBASE-LR BiDi SFP+ Transceiver (w/o DDM)
20km, TX: 1270nm, RX: 1330nm
- DEM-436XT-BXD:
10GBASE-LR BiDi SFP+ Transceiver (w/o DDM)
20km, TX: 1330nm, RX: 1270nm
- DEM-310GT (1000Base-LX, Single-mode, 10km)
- DEM-311GT (1000ase-SX, Multi-mode, 500m)
- DEM-312GT2 (1000Base-SX, Multi-mode, 2km)
- DEM-314GT (1000BASE-LH, Single-mode, 50km)
- DEM-315GT (1000BASE-ZX, Single-mode, 80km)
- DEM-330T/R (WDM transceiver, Single-Mode 10km)
- DEM-331T/R (WDM transceiver, Single-Mode 40km)
Supported SFP+ Direct Attached Cables:
Direct Attached Cable is a cable with built-in SFP+ transceivers at both ends
- DEM-CB100S: 10-GbE SFP+ 1m Direct Attach Cable
・- DEM-CB300S: 10-GbE SFP+ 3m Direct Attach Cable
- DEM-CB700S: 10-GbE SFP+ 7m Direct Attach Cable
Stacking Ports
2 SFP+ ports among the 4 SFP+ ports are dual-purpose for either physical
stacking or uplink
PoE Capability (DGS-3620-28PC & DGS-3620-52P)
PoE Specification
1. Compliant with IEEE 802.3af/802.3at PoE standards.
2. Supplies power to PD device up to 15.4W per port (802.3af) or 30W+ per
port (802.3at)
3. Power Budget: 370W
4. Auto discovery: automatically discovers the connection of PD device and
immediately sends power to it