XCVR-S40U33 Ciena Compatible 10G SFP+ BiDi 40km SMF Transceiver

Swapping in one-for-one, the XCVR-S40U33 is a 10G single-fiber BiDi SFP reaching 40km over single-mode fiber, matching the Ciena part it replaces on both rate and reach. As the BX-D downstream unit it terminates one end of a BiDi pair through a simplex LC connector, comes up coded to the host, and reports DDM telemetry once the link is live.

• Form Factor: SFP+
• Data Rate: 10G
• Fiber Type: SMF
• Reach: 40km
• Connector: Simplex LC
• OEM Equivalent: XCVR-S40U33

Compatibility: The XCVR-S40U33-TFO is TenFour Optics' compatible equivalent of the Ciena XCVR-S40U33, coded per order for your platform. Ciena lists the XCVR-S40U33 for use in 10G SFP+ ports on: 3930 Service Delivery Switch, 5160 Service Aggregation Switch, 5170 Service Aggregation Platform, 3926 Platform, and 3928 Platform. Add your switch model and OS release in the order notes, or email 10.4@tenfouroptics.com, and we confirm coding before it ships.

Tested & Proven: Every TenFour Optics part is coded, tested, and verified before shipment — see Tested & Proven.

It pairs against a BX-U unit at the far end to carry both directions on a single 40km strand. Manufactured to MSA specification and individually verified for coding and diagnostics before it ships. Backed by the GreenLights4Life® Limited Lifetime Replacement Warranty. In-stock items ship same or next business day.