HPE Aruba 5400R 20P 10/100/1000BASE-T PoE+ 4-Port SFP+ Module (J9990A)

**HPE Aruba 5400R J9990A 4-Port SFP Module**
This expansion module adds four high-speed SFP ports to the HPE Aruba 5400R switch, enabling flexible fiber or copper uplinks for scalable, high-performance networking. Key features include support for diverse SFP transceivers (1G/10G), seamless integration with the 5400R series, and robust Layer 2/3 capabilities. Ideal for expanding network capacity, it ensures reliable connectivity, low latency, and future-proof flexibility. Unique selling points: modular design for easy upgrades, compatibility with Aruba’s advanced security and management tools, and dual-personality ports (SFP/SFP+) for cost-efficient 10G transitions. Enhances PoE-rich 5400R switches with high-bandwidth backbone links.