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 |
|
| Part Number |
JL356A
|
| Subcatecory |
|
| 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:
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24 x PoE+ RJ-45 Ports: Provide data and power to endpoints like IP phones, cameras, and access points
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4 x SFP+ Uplinks: Support 1G/10G fiber connections for scalable aggregation or uplink design
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High Switching Performance: Up to 128 Gbps switching capacity and 95.2 Mpps throughput
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Low Latency: <3.8 µs for 1G and <1.6 µs for 10G traffic with 64-byte packets
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Advanced Hardware Design: Dual-core CPU, large packet buffer, and efficient thermal management
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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.
