Cisco

Cisco SFP-50G-SR-S | 50G SFP56 | 50GBASE-SR | 850 nm | 100 m OM4 (70 m OM3) | LC duplex | IEEE 802.3cd | 25G fallback

SKU:SFP-50G-SR-S

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Description

Short‑reach 50GBASE‑SR SFP56 transceiver for MMF links inside the rack or row. Operates at 850 nm with up to 100 m reach on OM4 (70 m on OM3), supports DOM, is hot‑swappable, and provides dual‑rate flexibility with 25G fallback on capable hosts.

Features

- Affordable 50G MMF connectivity for top‑of‑rack and aggregation
- Dual‑rate 25G/50G flexibility for migrations
- Hot‑swappable with real‑time DOM monitoring
- Standards‑based multi‑vendor operation
- Low power consumption for dense deployments

Warranty

All products sold by XS Network Tech include a 12-month warranty on both new and used items. Our in-house technical team thoroughly tests used hardware prior to sale to ensure enterprise-grade reliability.

All technical data should be verified on the manufacturer data sheets.

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Technical Specifications

Technical Specifications

- Form factor: SFP56 (MSA compliant)
- Line rate: 50 Gb/s PAM4 (dual‑rate 25 Gb/s NRZ fallback on supported hosts)
- Standard: IEEE 802.3cd, 50GBASE‑SR
- Wavelength: 850 nm
- Fiber/cable: Multimode fiber (OM3/OM4)
- Reach: Up to 100 m (OM4) / 70 m (OM3)
- Connector: Duplex LC (PC)
- Host FEC: RS‑FEC (KP4) required for 50G PAM4 operation
- Digital diagnostics: DDM/DOM supported
- Operating temperature: 0 to 70 °C (commercial)
- Power: Low power, hot‑swappable
- Interoperability: Works with standards‑based SFP56 ports that support 50GBASE‑SR

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