See Juniper Networks optic modules description also
here
Technical features:
- Device type: SFP (mini-GBIC) transceiver module;
- Platforms: CTP
2008, CTP2024, and CTP2056;
- Enclosure type: Plug-in module;
- Networking connectivity technology: Wired;
- Cabling Type: 1000Base-T;
- Data Link Protocol: Gigabit Ethernet;
- Data Transfer Rates: 1 Gbps;
- Max Transfer Distance: 100 m;
- Interfaces: 1 x Ethernet 10/100/1000BASE-T – RJ-45
connector;
- Fiber/Cable Type: 4 twisted pair, Category 5 shielded.