SFP-25G-LRBD-U-I Arista Compatible 25G SFP28 BiDi 20km SMF Transceiver

Decoded, the SFP-25G-LRBD-U-I is the Arista-coded version of a 25G SFP28 single-fiber BiDi optic reaching 20km over single-mode fiber on a simplex LC connector. As the BX-U upstream unit, it terminates one end of a BiDi pair, comes up coded to the host with no configuration, and reports DDM telemetry once the link is established.

• Form Factor: SFP28
• Data Rate: 25G
• Fiber Type: SMF
• Reach: 20km
• Connector: Simplex LC
• OEM Equivalent: SFP-25G-LRBD-U-I

Compatibility: Documented OEM compatibility (Arista published compatibility documentation): this module is accepted in 25G SFP28 ports on the 7050X3 Series, 7060X Series, 720XP Series, 7280R3 Series, 7300X3 Series, and 7500R3 Series. This module follows Arista's published compatibility matrix; for your exact line card or OS release, email 10.4@tenfouroptics.com and we'll confirm fit.

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

It is validated for use in Arista equipment and pairs against a downstream unit at the far end to carry both directions on a single 20km strand. MSA-compliant and bench-verified for diagnostics before shipment. Backed by the GreenLights4Life® Limited Lifetime Replacement Warranty. Kept on the shelf — ships same or next business day.