• Aruba JL818A switch with 24 1GbE PoE ports and 4 10GbE SFP+ uplinks
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Aruba

Aruba JL818A | CX 4100i Switch, 24x 1GbE RJ45, 20x Class 4 PoE, 4x Class 6 PoE, 4x SFP+

JL818A

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Description

Industrial access switch offering 24x 1G copper ports with a mix of 802.3at and 802.3bt Type 3 PoE to power diverse endpoints, plus 4x 10G SFP+ uplinks for high-capacity aggregation. Built for harsh environments with fanless cooling and extended operating temperature; powered via external 54VDC PSU(s).

Features

- 24-port 1G access with high-density PoE
- 802.3bt Type 3 for advanced IoT and camera workloads
- Four 10GbE SFP+ uplinks for scalable aggregation
- Industrial, fanless design
- Modern AOS-CX OS with consistent operations across CX portfolio

Warranty

All products sold by XS Network Tech include a 12-month warranty on both new and used items. Our in-house technical team thoroughly tests used hardware prior to sale to ensure enterprise-grade reliability.

All technical data should be verified on the manufacturer data sheets.

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Technical Specifications

FAQs

Technical Specifications

- Access ports: 24x 10/100/1000BASE-T
- PoE allocation: 20x Class 4 (up to 30W), 4x Class 6 (up to 60W) per port
- PoE standards: IEEE 802.3af/at and 802.3bt Type 3
- Uplinks: 4x SFP+ 1/10GbE
- PoE budget: dependent on external 54VDC power supplies
- System power input: 54 VDC (external power supply required)
- Operating temperature: -40 to +70°C
- Cooling: fanless, passive convection
- Software: AOS-CX included; no additional feature licenses for L2 access
- Management: CLI, Web UI, REST API, SNMP
- Layer 2 features: VLANs, RSTP/MSTP, LLDP, IGMP snooping, QoS, ACLs
- Aggregation: IEEE 802.1AX/LACP

FAQs

Q: How many uplinks and at what speed?
A: Four SFP+ uplinks supporting 1/10GbE with appropriate transceivers.

Q: What PoE devices can it power?
A: Supports IEEE 802.3af/at devices and higher-power 802.3bt Type 3 endpoints up to Class 6 on designated ports.

Q: Do I need licenses for basic switching?
A: No licenses are required for core Layer 2 and management features with AOS-CX.

Q: What power supply is recommended?
A: Use one or more external 54VDC DIN-rail PSUs sized to your total PoE draw.

Q: Is it suitable for harsh environments?
A: Yes, it supports extended temperature operation and fanless cooling.

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