6GK5991-4AC00-8AA0 SIEMENS Exclusive MM991-4LD Media Module 4x BFOC Single-Mode 26km Original Brand New

6GK5991-4AC00-8AA0 SIEMENS Exclusive MM991-4LD Media Module 4x BFOC Single-Mode 26km Original Brand New

The SIEMENS 6GK5991-4AC00-8AA0 is a high-grade SCALANCE X accessory, offering the MM991-4LD media module with 4x 100 Mbit/s BFOC ports for single-mode optical fiber communication. Engineered to transmit over distances up to 26 km, this module ensures robust and long-distance connectivity for industrial Ethernet networks operating in complex environments.

Overview

This 4-port media module is designed for flexible, high-performance network expansion on SCALANCE XR-500 switches. The MM991-4LD supports single-mode glass fiber, making it ideal for distributed automation systems, process control, and remote field applications that require extended reach and stable data transfer.

• 4x BFOC ports for 100 Mbit/s single-mode fiber
• Transmission distance up to 26 km
• Ideal for SCALANCE XR-500 Industrial Ethernet switches
• Reliable communication in large-scale industrial networks
• Optimized for long-distance data transmission

Design

• Compact 4-port modular media unit
• Single-mode optical support with BFOC connectors
• Durable and suitable for harsh environments
• Plug-and-play integration with SCALANCE infrastructure
• Backed by SIEMENS quality for industrial-grade reliability

Product Link: 6GK5991-4AC00-8AA0

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