Aruba Networking 25G SFP28 LC eSR 400m MMF Transceiver

Overview

The Aruba JL485A is a 25 Gigabit Ethernet transceiver designed for use in standard SFP28 slots on Aruba switches. It supports LC-terminated multi-mode fiber connections and can sustain link distances up to 400 meters, making it suitable for high-bandwidth data transmission across data center rows or campus networks without the need for new cabling. Its compact size and lightweight design help maintain an organized switch port layout while delivering reliable, low-latency performance.

Key features

• Delivers 25 Gigabit Ethernet speeds to upgrade network capacity beyond 10 Gbps
• Supports multi-mode fiber links up to 400 meters, enabling flexible deployment across medium-range distances
• Plug-and-play installation with no special configuration required, simplifying network upgrades
• Compact and lightweight form factor reduces port strain and keeps switch racks tidy
• Compatible with any SFP28 slot on Aruba switches, ensuring broad interoperability within Aruba environments
• Ideal for relieving congestion on aggregation uplinks and supporting virtualization clusters demanding consistent throughput

Key specs

• Data rate: 25 Gigabit Ethernet
• Fiber type: Multi-mode fiber (LC terminated)
• Maximum distance: 400 meters (1312 feet)
• Form factor: SFP28
• Dimensions: 5.6 x 1.5 x 1.3 cm
• Weight: Approximately 20 grams

Connectivity and compatibility

This transceiver fits into any SFP28 slot on Aruba switches, providing seamless integration with existing network infrastructure. It uses LC connectors for multi-mode fiber cables, which are common in data center and campus environments. The module supports standard 25G Ethernet protocols, ensuring compatibility with a wide range of Aruba networking equipment designed for high-speed data transmission.

Ideal uses and environments

The JL485A is well suited for network teams looking to upgrade from 10 Gbps to 25 Gbps speeds in top-of-rack switches or to enhance aggregation uplinks that experience heavy traffic. It also supports virtualization clusters that require fast and stable data flow. This transceiver works effectively in data centers, enterprise campuses, and other environments where medium-range fiber connections are needed without extensive rewiring.