The HP Aruba 6400 24-Port 10GBASE-T and 4-Port SFP56 Expansion Module - R0X42A New is the perfect solution for organizations seeking to enhance their network connectivity and scalability. Designed to seamlessly integrate with compatible HP Aruba 6400 series switches, this expansion module offers high-speed network connectivity to meet the increasing demands of modern businesses.
| Ports | 24 x 10GBASE-T (RJ-45) |
| Uplinks | 4 x SFP56 uplink slots |
| Copper reach | Up to 100 m at 10G on Cat6A (per 10GBASE-T) |
| Auto-negotiation | 100M/1G/10G on copper ports |
| Compatibility | Aruba CX 6400 modular chassis |
| Install type | Hot-swappable expansion module |
| Port density and type | 24 x 10GBASE-T copper (RJ-45) plus 4 x SFP56 uplink cages |
| Copper cabling | Cat6A recommended for 10G up to 100 m; lower categories may limit distance/speed |
| Uplink transceivers | Accepts SFP/SFP+/SFP28/SFP56 optics for 1/10/25/50 GbE (transceiver-dependent) |
| Energy features | IEEE 802.3az Energy Efficient Ethernet; IEEE 802.3x flow control |
| Chassis integration | Layer 2/3 services provided by CX 6400 supervisor running AOS-CX |
| Resiliency | Field-replaceable, hot-swappable module |
| Management | Managed through chassis: AOS-CX CLI, Web UI, REST API; Aruba Central/NetEdit |
| Jumbo frames | Supported (maximum frame size controlled by chassis software) |
| Operating environment | 0 to 45°C (32 to 113°F), 5–95% RH non-condensing; chassis-dependent |
| Physical interfaces | RJ-45 for copper access; SFP56 cages for uplinks |
Yes, the HP Aruba 6400 24-Port 10GBASE-T AND 4-PORT SFP56 Expansion Module - R0X42A New is currently in stock and available for immediate shipment from our Boulder, CO warehouse. Same-day shipping on orders placed before 2pm MT.
This R0X42A is professionally refurbished or new-surplus enterprise hardware. Every unit is fully tested, factory-reset, and inspected before shipping. Cosmetic blemishes (rack marks, minor scuffs) may be present but never affect functionality.
The R0X42A comes with the Eldo Systems Lifetime Warranty covering hardware defects. We are an independent reseller — manufacturer warranties do not apply, but our lifetime coverage matches or exceeds typical OEM terms.
Free ground shipping on every order, included in the price. Orders ship same-day if placed before 2pm MT (Mon–Fri). Expedited overnight and 2-day options are available at checkout for urgent deployments.
Yes — we ship worldwide. International orders are quoted individually so we can present accurate freight, duties, and lead time. Use the Request a Quote form or call (484) 630-1533 to start.
Absolutely. We offer volume discounts and project pricing for resellers, integrators, and end-users buying in quantity. Submit a quote with your target quantity and our team will respond within 15 minutes during business hours.
Get the R0X42A from Eldo Systems with lifetime warranty and free ground shipping.
Independent Reseller Notice: Eldo Systems is an independent reseller of refurbished and new-surplus enterprise networking equipment. We are not affiliated with, authorized by, or endorsed by Cisco, Juniper, Arista, HPE, Dell, Meraki, Fortinet, Mellanox, NVIDIA, Finisar, or any other manufacturer listed on this site. All product names, logos, and brands are property of their respective owners. All products sold are refurbished or new-surplus unless otherwise noted. Manufacturer warranties do not apply; all items are covered by the Eldo Systems Lifetime Warranty.
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