MFR. Name: Cisco | MFR#: DWDM-SFP-5012=
1000BASE-DWDM 1550.12 nm SFP (100-GHz ITU grid)
The Cisco Dense Wavelength-Division Multiplexing (DWDM) Small Form Factor Pluggable (SFP) module allows enterprise companies and service providers to provide scalable and easy-to-deploy Gigabit Ethernet or Fibre Channel services in their networks.