Confirmed with detailed specs, including Finisar OEM manufacturing basis and broad Dell platform compatibility. Here's the accurate version:

The Dell XYD50 is a 1G/10G dual-rate SFP+ optical transceiver, built on a Finisar-based design (FTLX8574D3BCV-IT), supporting both 10GBASE-SR and 1000BASE-SX standards over multimode fiber. Operating at 850nm wavelength via a duplex LC connector, this hot-pluggable transceiver delivers reliable connectivity up to 300m (extending to 400m on higher-grade OM4 fiber), making it well-suited for LAN, SAN, and data center connectivity across a broad range of Dell Networking switches and PowerEdge servers.

Key Features & Benefits

• Dual-Rate 1G/10G Support: Supports both 10GBASE-SR and 1000BASE-SX standards, providing flexible connectivity for mixed-speed network environments.
• 850nm Multimode Optics: Operates at 850nm wavelength using VCSEL transmitter technology, optimized for multimode fiber connections in data center environments.
• Finisar OEM Manufacturing: Built on Finisar's FTLX8574D3BCV-IT design, a recognized manufacturer of enterprise-grade optical transceivers, ensuring reliable performance.
• Hot-Pluggable Design: Supports hot-swap installation, allowing the transceiver to be installed or replaced without powering down the host device.
• Broad Dell Platform Compatibility: Compatible with numerous Dell Networking switches (N-Series, S-Series, X-Series) and Dell EMC PowerEdge servers (R440, R540, R640, R740, T440, T640).
• Compact, Low-Power Design: Small form factor with low power consumption, supporting high port-density deployments in data center environments.

Technical Specifications