2-port GPON OLT
2*GPON Port, 2*RJ45+1*SFP/SFP+ slots
Overview
DPTEK GPON OLT DG2502S-AD/D/A fully complies with the international standards of ITU-T G.984.x and FSAN specifications.
The device is equipped with 2 fixed Gigabit Ethernet uplink ports, 1*10G/XGS-PON uplink port, and 2*GPON SFP port. It adopts, wide temperature resistance, and high reliability in various deployment scenarios.
Each GPON port supports a maximum splitting ratio of 1:128, and the system can accommodate up to 128 ONU terminals in a single GPON system.
Model No. | DG2502S-AD / DG2501S-D / DG2502S-A | |
Appearance | Chassis | 1U |
Uplink Port | Quantity | 3 |
RJ45 (GE) | 2 | |
SFP (GE)/SFP+ (10GE) | 1 | |
GPON PON Port | Quantity | 2 |
Physical interface | SFP slot | |
Interface type | GPON: ITU-TG.984.2 Class B+/Class C+ | |
GPON PON Port Rate | Upstream 1.244Gbps, Downstream 2.488Gbps | |
Wavelength | TX 1490nm, RX 1310nm | |
Maximum Splitting Ratio | 1:128 | |
Transmission Distance | 20KM | |
Management Port | 1×USB-COM (Type-C) Port | |
Management Functions | Telnet, CLI, WEB, SNMP Port status monitoring and configuration management Online ONT configuration and management User management Alarm management | |
Switching Functions | Access/Trunk/Hybrid L2 access mode Support 64K MAC address Support 4094 VLANs VLAN filter function,VLAN transform L2 port mirror MAC address learning/aging | |
Multicast | IGMP snooping IGMP V1/V2/V3 Multicast VLAN translation | |
GPON Functions | Compliant with ITU-T G.984.x standards Maximum transmission distance up to 20KM Supports data encryption, multicast, port VLAN, user isolation, etc. Supports automatic ONT discovery, link detection and remote software upgrade Supports VLAN division and user isolation to prevent broadcast storms Supports power-off alarm function for convenient link fault detection Supports anti-broadcast storm function | |
Dimension(W*D*H)mm | 239*132*44mm | |
Weight | 1.35 kg | |
Operating temperature | -20℃~+60℃ | |
Storage/transportation temperature | -40℃~+70℃ | |
Relative humidity | Operation humidity: 10%-90%RH Storage humidity: 5%-95%RH | |
Power Supply | AC | Operating Voltage Range: 100~240V, |
DC Power Adapter | DC 12V/2A | |
Lightning Protection Rating | Power | 4KV |
Interface | 1KV | |
Warranty | 2 years | |
Model | Description | Power supply | Optional Spare Parts |
DG2502S-AD | 2*GPON, 2*RJ45+1*SFP/SFP+ | 1*AC+1*DC 12V (Default) | 10G SFP+ PON Module |
DG2502S-A | 1*AC 220V | ||
DG2502S-D | 1*DC 12V |

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