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Dylan Cooper
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PoE+ delivered consistent power to endpoints.
JL357A
Aruba 2540 48G PoE+ 4SFP+ Switch
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JL357A
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- Aruba 2540 48G PoE+ 4SFP+ Switch
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JL357A Overview
JL357A is an advanced enterprise switch designed with a modular architecture that supports both rack-mount deployments and flexible configurations. It offers robust power options with an AC power supply that can be paired with redundant power capabilities, a wide array of Ethernet and SFP ports, and built-in stacking functionality to enhance network scalability and overall performance.
Optimized for modern data centers, campus networks, and branch offices, JL357A delivers reliable Layer 3 switching, high switching capacity, and versatile POE+ support. Its comprehensive port configurations and expansion slot options enable seamless integration into existing infrastructures while supporting future growth and mission-critical applications.
JL357A price is $4,817.51, a 6% saving from the Hpe list price of $5,125.02. JL357A is in stock and available for next-day dispatch. (terms applied)
Request bulk order quote for JL357A for additional pricing. Browse the full Aruba 2540 Series Switches series or explore all Hpe products.
JL357A Specifications
- Product Type
- Switch
- Power Source
- AC Power Supply
- Layer Supported
- Layer 2 / Layer 3
- Form Factor
- Rack-mount
- Power Consumption
- 120W
- Number of Ethernet Ports
- 24–48 Ports
- Number of Downlink Ports
- 24 Ports
- Manageable
- Managed
- Ethernet Technology
- 10/100/1000
- Media Type Supported
- Combo
- Redundant Power Supply Supported
- Yes
- Manufacturer Part Number
- JL357A
- Uplink Configuration
- 10G
- IOS
- IP Services
- POE Support
- POE+
- SFP Ports
- 4 SFP Ports
- Memory
- 256 MB
- Rack Units
- 1 RU
- Interface Ports
- 10/100/1000
- Port/Expansion Slot Details
- 2 expansion slots available for additional modules
- Flash Memory
- 64 MB
- Switching Capacity
- 96 Gbps
- Switching Capacity with Stacking
- 192 Gbps
- Product Name
- JL357A Enterprise Stackable Switch
- Height
- 1.75 inches
- Width
- 17.5 inches
- Depth
- 12.5 inches
- Weight
- 9 lbs
JL357A Use Case
Branch Office Unified Communications Deployment with Aruba 2540 48G PoE+ 4SFP+ Switch
Deploy the Aruba 2540 48G PoE+ 4SFP+ Switch in a 50-user corporate branch to power 24 VoIP phones, 8 Wi-Fi 6 APs and 4 IP cameras over PoE+ and trunk critical traffic via a 10G SFP+ uplink. Benefit: Simplifies cabling and management, ensures QoS-driven voice and video performance, and reduces operating expenses by 30%.
Retail Store Multi-Site IoT and Surveillance Infrastructure
Standardize network deployment across a 3,000 sq ft retail chain using Aruba 2540 switches to deliver PoE+ for digital signage, barcode scanners, RFID readers and IP security cameras with built-in VLAN segmentation. Benefit: Ensures secure, high-density connectivity, powers devices over single cables, and accelerates real-time analytics for enhanced security and a 40% faster checkout experience.
University Campus Classroom Access and Interactive Media Support
Install Aruba 2540 48G PoE+ 4SFP+ Switches in 30 campus classrooms to provide gigabit Ethernet, power interactive whiteboards and Wi-Fi APs, and aggregate traffic through fiber SFP+ uplinks to the distribution layer. Benefit: Delivers reliable, high-speed access, streamlines zero-touch provisioning, supports hybrid learning, and reduces deployment time by 25%.
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table 
 JL357A |  JL354A |  JL355A |  JL356A | |
|---|---|---|---|---|
| Depth | 12.5 inches | 11 inches | 11 inches | 11 inches |
| Ethernet Technology | 10/100/1000 | 10/100/1000 | 10/100/1000 | 10/100/1000 |
| Flash Memory | 64 MB | 64 MB | 64 MB | 64 MB |
| Form Factor | Rack-mount | Rack-mount | Rack-mount | Rack-mount |
| Height | 1.75 inches | 1.75 inches | 1.75 inches | 1.75 inches |
| IOS | IP Services | LAN Base | LAN Base | LAN Base |
| Interface Ports | 10/100/1000 | 10/100/1000 | 10/100/1000 | 10/100/1000 |
| Layer Supported | Layer 2 / Layer 3 | Layer 2 | Layer 2 / Layer 3 | Layer 3 |
| Manageable | Managed | Managed | Managed | Managed |
| Manufacturer Part Number | JL357A | JL354A | JL355A | JL356A |
| Media Type Supported | Combo | Twisted Pair | Combo | Combo |
| Memory | 256 MB | 256 MB | 256 MB | 256 MB |
| Number of Downlink Ports | 24 Ports | 24 Ports | 24 Ports | 24 Ports |
| Number of Ethernet Ports | 24–48 Ports | 24–48 Ports | 24–48 Ports | 24–48 Ports |
| POE Support | POE+ | POE+ | POE+ | POE+ |
| Port/Expansion Slot Details | 2 expansion slots available for additional modules | 24 Ethernet ports and 4 fixed SFP uplink ports | 2 expansion slots for additional modules | 24 fixed ports, 4 SFP uplink |
| Power Consumption | 120W | 55W | 150 W | 150 W |
| Power Source | AC Power Supply | AC Power Supply | AC Power Supply | AC Power Supply |
| Product Name | JL357A Enterprise Stackable Switch | JL354A Enterprise Gigabit Managed Switch | JL355A Network Switch | JL356A Enterprise Layer 3 Switch |
| Product Type | Switch | Switch | Switch | Switch |
| Rack Units | 1 RU | 1 RU | 1 RU | 1 RU |
| Redundant Power Supply Supported | Yes | No | Yes | Yes |
| SFP Ports | 4 SFP Ports | 4 SFP Ports | 4 SFP Ports | 4 SFP Ports |
| Switching Capacity | 96 Gbps | 128 Gbps | 128 Gbps | 56 Gbps |
| Switching Capacity with Stacking | 192 Gbps | 256 Gbps | 256 Gbps | 112 Gbps |
| Uplink Configuration | 10G | 10G | 10G | 10G |
| Weight | 9 lbs | 15 lbs | 8 lbs | 8 lbs |
| Width | 17.5 inches | 17.5 inches | 17 inches | 17.5 inches |
Reviews & Ratings
H
Haris Latif
4
Reliable switching under load.
P
Pavel Novak
5
Good uplink capacity.
S
Saqib Khan
5
Easy deployment experience.
J
Jonathan Reed
5
Strong Aruba model.
Questions & Answers
What is the Aruba 2540 48G PoE+ 4SFP+ Switch?
The Aruba 2540 48G PoE+ 4SFP+ Switch is a fixed-port Gigabit Ethernet switch with 48 PoE+ ports and four 10GbE SFP+ uplinks, designed for secure, high-performance edge deployments.
What PoE+ power budget does the Aruba 2540 provide?
The Aruba 2540 delivers a total PoE+ power budget of 370 W, enabling simultaneous support for high-power devices such as IP cameras, wireless access points, and VoIP phones.
How many SFP+ uplink ports are available on the Aruba 2540 switch?
The switch includes four 10GbE SFP+ uplink ports for high-speed backbone connectivity and scalable network designs.
What is the switching capacity and forwarding rate of the Aruba 2540?
It offers a non-blocking switching capacity of 176 Gbps and a forwarding rate of 131 Mpps, ensuring low-latency packet processing under full load.
Does the Aruba 2540 support Layer 2 and Layer 3 features?
Yes. It supports advanced Layer 2 features (VLANs, Spanning Tree, ACLs) and basic Layer 3 routing (static routes, OSPF, RIP, DHCP relay).
Can I manage the Aruba 2540 via Aruba Central or on-device GUI?
Yes. You can centrally manage it with Aruba Central or use the built-in web GUI, CLI, SNMP and REST APIs for on-premise configuration.
What security features are included in the Aruba 2540 series?
It provides Dynamic ARP Inspection, DHCP Snooping, MAC-based ACLs, 802.1X port authentication and secure boot to protect against network threats.
Is the Aruba 2540 switch stackable?
No. The Aruba 2540 is a standalone switch and does not support physical stacking; higher-end Aruba models with VSF technology support virtual stacking.
What are the ideal use cases for the Aruba 2540 48G PoE+ 4SFP+ Switch?
Ideal for SMB offices, branch locations, classrooms and retail environments requiring high-density PoE for wireless APs, cameras and VoIP endpoints.
What warranty and support options are available?
Aruba offers a limited lifetime warranty with 24/7 phone support and next-business-day hardware replacement through its HPE Aruba support services.
How energy efficient is the Aruba 2540 switch?
ENERGY STAR certified, it features Idle Port Shutdown and variable-speed fans to minimize power consumption and lower operational costs.
Does the Aruba 2540 support IPv6?
Yes. It supports full IPv6 management, static and dynamic routing (OSPFv3, RIPng), IPv6 ACLs and DHCPv6 relay for future-proof deployments.
What are the physical dimensions and rack-mount options for the Aruba 2540?
The switch measures 44 × 25 × 4.4 cm, weighs 4.5 kg, and includes an integrated rack-mount kit for standard 1U installation.
Which power supply options are available for the Aruba 2540?
It ships with an internal 100–240 VAC universal power supply, eliminating the need for external power modules.
How do I configure VLANs on the Aruba 2540 switch?
Use the web GUI or CLI: navigate to the VLAN menu, create a VLAN ID, assign ports as tagged or untagged members, and save the configuration.
What is the MTBF of the Aruba 2540 series?
The Aruba 2540 series has a mean time between failures (MTBF) exceeding 400,000 hours, ensuring reliable operation in demanding environments.
Can the Aruba 2540 operate in harsh environments?
Yes. It supports operating temperatures from 0 °C to 45 °C and up to 95% non-condensing humidity, suitable for standard data-center and closet deployments.