DWDM-SFP-3661-RF — Cisco SFP

The DWDM-SFP-3661-RF is a Cisco DWDM SFP transceiver from a certified refurbishment program (RF suffix). Designed for long-distance single-mode fiber, it operates on a dedicated channel of the DWDM grid — no wavelength in nm is available in the specifications. It is compatible with Cisco equipment featuring a DWDM SFP port.

This recertified reference offers a cost-effective alternative for expanding the optical capacity of an existing network while retaining native Cisco compatibility. Ideal for infrastructure projects with controlled budgets where reliability remains the top priority. Certified Cisco refurbished module, manufacturer warranty.