Description:

The HPE Aruba JL355A 2540 48G 4SFP+ switch is used in enterprise networking systems to provide reliable Layer 2 switching, high-density Gigabit connectivity, and secure network access for small to mid-sized environments. Commonly installed in campus networks, branch offices, and distributed enterprise infrastructures where stable connectivity and scalable network expansion are required. Maintenance teams and system integrators use this switch for network deployments, infrastructure upgrades, system expansion, and replacement of legacy switching hardware.

Applications:

The HPE Aruba JL355A is commonly used in enterprise campus networks, branch office environments, retail locations, and edge deployments where high port density and 10GbE uplinks are required for switch-to-switch connectivity, server connections, and supporting modern applications. It is well-suited for access-layer deployments supporting mobile users and IoT devices.

Technical Specifications:

• Manufacturer Part Number (MPN): JL355A
• Product Type: Managed Ethernet Switch (Layer 2)
• Series: Aruba 2540 Series
• Ports: 48 × 10/100/1000 Gigabit Ethernet
• Uplink Ports: 4 × SFP+ (1/10GbE)
• Switching Capacity: ~176 Gbps
• Throughput: Up to ~112 Mpps
• Processor: Dual-core ARM Cortex-A9
• Memory: 1 GB DDR3 SDRAM
• Management: Aruba Central, AirWave, CLI, Web GUI
• Network Features: VLANs, ACLs, QoS, static & RIP routing, IPv6
• Form Factor: 1U rack-mountable
• Input Voltage: 100–240 VAC
• Application Environment: Enterprise and SMB network infrastructure

Common Replacements:

• Aruba 2930F 48G Switch
• Aruba CX 6100 48G Switch
• Aruba Instant On 1930 48G Switch