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The HPEArubaR0X42A 6400 24-Port 10GBASE-T Expansion Moduleis a high-performance port expansion solution designed for the ArubaCX 6400 switch series. It enables organizations to easily scale their switching capacity with 24 additional 10GbE copper ports, ideal for high-speed aggregation and edge connectivity.
Designed for modern enterprise networks, the R0X42A Expansion Module provides 24 auto-negotiating 10GBASE-T ports, supporting 100M/1G/10G speeds over standard RJ-45 connections. This module integrates seamlessly into the ArubaCX 6400 series, allowing IT teams to expand port capacity without replacing the entire chassis.
Hot-swappable and easy to install, it brings operational flexibility and ensures minimal downtime during upgrades. The module supports wire-speed, low-latency switching and is ideal for virtualized environments, storage access, and data center aggregation.
Adds 24 × 10GBASE-T ports to Aruba6400 switches
Hot-swappable module for flexible port expansion
Supports 10G Ethernet over standard copper cabling
Non-blocking architecture for low-latency switching
Enterprise-ready for data-intensive applications
Tool-less installation into Aruba6400 modular chassis
With a non-blocking architecture and robust ArubaOS-CX software support, the R0X42A provides predictable performance for demanding workloads. Hardware-level reliability, redundant design compatibility, and front-to-back airflow support make this Expansion Module ideal for enterprise, campus, and core networks.
24 × 10GBASE-T RJ-45 ports
Compatible with ArubaCX 6400 series modular switches
Supports auto-negotiation for 100M/1G/10G speeds
Hot-swappable for in-service upgrades
Non-blocking wire-speed performance
Tool-less installation
Supports front-to-back airflow
Ideal for high-density copper connectivity
| Specification | Details |
|---|---|
| Model Number | R0X42A |
| Product Type | Expansion Module |
| Port Configuration | 24 × 10GBASE-T RJ-45 ports |
| Speed Support | 100Mbps / 1Gbps / 10Gbps |
| Form Factor | Slot-in module for ArubaCX 6400 chassis |
| Interface Type | 10GBASE-T (Copper Ethernet) |
| Compatibility | ArubaCX 6400 Series Switches |
| Hot-Swappable | Yes |
| Switching Architecture | Non-blocking, wire-speed |
| Installation Method | Tool-less insertion |
| Airflow | Front-to-back compatible |
| Operating Temperature | 0°C to 45°C |
| Power Consumption | Dependent on switch chassis configuration |
| Dimensions (W × H × D) | Fits standard Aruba6400 expansion slot |
| Weight | ~3.2 lbs (varies slightly by chassis) |

All packages are shipped same day if the order is placed before 3PM CST
We use UPS/FedEx to ship the packages with different service levels offered by UPS/FedEx
Overnight Shipping take 1 business day
Expedited Shipping take about 2-3 business days
Ground shipping take about 3-5 business days
You can select the desired service level at Checkout and we will make sure the package is shipped as per the selected service level.
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If you want to issue us Purchase Order/Check/Bank Transfer, Please contact us at the following details
Call: 469.458.9636
Email: sales@dcsupplies.net
If you have any queries, please contact us at the following details and we will be happy to help
Call
469.458.9636
469.458.9638
Email
sales@dcsupplies.net
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HPE Aruba R0X42A 6400 24-Port 10GBASE-T Expansion Module
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