D-Link DEM-315GT SFP 1000BASE-ZX Ultra Long-Reach Single-Mode Gigabit Transceiver

Basic Parameter Table

Core Product Features

1. Original D-Link ultra-long-distance gigabit single-mode SFP optical module, compatible with all D-Link gigabit switches with SFP slots.
2. Adopts 1550nm high-output DFB laser, large optical power budget, stable 80km ultra-long transmission over standard single-mode fiber without optical amplifiers.
3. Hot-swappable plug-and-play design, no switch power-off required during replacement, suitable for cross-county wide-area backbone network deployment.
4. Wide industrial temperature range, strong anti-fiber attenuation and anti-electromagnetic interference capability, supports 24/7 uninterrupted outdoor unattended private line transmission.
5. Cost-effective ultra-long-distance gigabit fiber interconnection solution for municipal campus, group enterprise cross-regional branches, remote monitoring base stations.

Typical Application Scenarios

1. Cross-county, inter-city gigabit backbone interconnection within 80km single-mode fiber range for large group enterprises, municipal education campus wide-area networks, remote mine monitoring systems.
2. Unattended rural base station long-distance fiber backhaul, multi-region branch office gigabit private line aggregation, remote industrial park interconnection without relay amplification equipment.
3. Not applicable for multi-mode fiber short-distance transmission and 10G/25G high-speed Ethernet scenarios.