JL356A | HP Networking Aruba 2540 24G PoE+ 4SFP+ Switch

HP Networking · HMIs & Displays

Description  The HP JL356A Aruba 2540 is a fully managed, enterprise-grade Layer 2 switch with 24 Gigabit PoE+ ports and 4 SFP+ uplinks. It offers high switching performance, robust power delivery, and scalability for access layer deployments in modern networks.     Technical Specifications  Condition New/Never Used Surplus Brand HP Networking Category Networking Part Number JL356A Subcatecory PoE+ Access Switches Series Aruba 2540 Ports 24 x RJ-45 10/100/1000 PoE+ Uplinks 4 x SFP+ (1/10GbE) PHY-less Processor Dual-Core ARM Cortex A9 1016 MHz Memory 1 GB DDR3 SDRAM, 128 MB Flash Packet Buffer 12.38 MB Switching Capacity 128 Gbps Throughput Up to 95.2 Mpps Latency <3.8 µs (1G), <1.6 µs (10G) (64B packets) Input Voltage 100–127 / 200–240 V AC Dimensions (H x W x D) 4.39 x 44.25 x 30.42 cm (1.73 x 17.42 x 11.98 in) Weight 3.9 kg (8.6 lb)       Information About JL356A The JL356A Aruba 2540 is a 1U height rack-mountable switch designed for access layer deployment in enterprise campus and branch networks. Equipped with 24 RJ-45 autosensing 10/100/1000 PoE+ ports and 4 SFP+ 1/10GbE uplink ports, it provides high-speed connectivity with scalable fiber options. This model runs on a dual-core ARM Cortex A9 @ 1016 MHz processor with 1 GB DDR3 SDRAM and a 12.38 MB packet buffer, delivering low-latency forwarding: <3.8 µs at 1G and <1.6 µs at 10G for 64-byte packets.  Key Features: 24 x PoE+ RJ-45 Ports: Provide data and power to endpoints like IP phones, cameras, and access points 4 x SFP+ Uplinks: Support 1G/10G fiber connections for scalable aggregation or uplink design High Switching Performance: Up to 128 Gbps switching capacity and 95.2 Mpps throughput Low Latency: <3.8 µs for 1G and <1.6 µs for 10G traffic with 64-byte packets Advanced Hardware Design: Dual-core CPU, large packet buffer, and efficient thermal management Compact Form Factor: 1U rack-mountable design with optimized power efficiency and heat dissipation The JL356A delivers intelligent access switching with high-performance PoE+ and fiber uplinks for growing enterprise networks.

Brand: HP Networking · Category: HMIs & Displays

Key features

• 24 x PoE+ RJ-45 Ports: Provide data and power to endpoints like IP phones, cameras, and access points
• 4 x SFP+ Uplinks: Support 1G/10G fiber connections for scalable aggregation or uplink design
• High Switching Performance: Up to 128 Gbps switching capacity and 95.2 Mpps throughput
• Low Latency: <3.8 µs for 1G and <1.6 µs for 10G traffic with 64-byte packets
• Advanced Hardware Design: Dual-core CPU, large packet buffer, and efficient thermal management
• Compact Form Factor: 1U rack-mountable design with optimized power efficiency and heat dissipation

Specifications

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