DWDM-SFP-40.56 — Cisco SFP

The DWDM-SFP-40.56 is a Cisco transceiver in SFP form factor designed for DWDM transmissions over single-mode fibre. It is assigned to a dedicated ITU-T grid channel; the available technical data for this SKU does not include a value in nm, and the exact wavelength should be verified in the corresponding Cisco documentation. This SFP module is compatible with all Cisco equipment supporting this form factor.

This transceiver is used in high-spectral-density multiplexed optical transport networks for long-distance links requiring fine per-channel selectivity. The reference DWDM-SFP-40.56 enables precise replenishment in network inventory management. Genuine Cisco hardware, manufacturer warranty.