DWDM-X2-40.56 — Cisco SFP

The DWDM-X2-40.56 is a Cisco optical module in SFP form factor from the X2 product line, operating on a dedicated channel of the DWDM grid for long-distance transmission over single-mode fiber. Its distinct SKU ensures accurate identification during deployment in multi-wavelength environments.

This transceiver is designed to densify Cisco WAN and metropolitan links without increasing the physical footprint of equipment. It is differentiated from other X2 references by its specific DWDM channel, ensuring optimal coexistence in multiplexing systems. Genuine hardware, manufacturer warranty.