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Aruba R9W91AR#ACD 8100 48XF4C Managed Switch - 48 SFP+ & 4 QSFP28 Slots - Layer 3 - Dual AC Power - Rack-Mountable
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Product Features
Technical Overview
This switch supports a comprehensive suite of Ethernet technologies, including 10GBase-X and 100GBase-X for optical fiber media, ensuring high-speed data transmission over extended distances with low latency. The total switching capacity is built around 52 expansion slots, with dedicated SFP+ and QSFP28 interfaces that support a wide range of optical transceivers and direct-attach cables for flexible connectivity options.
Network management is facilitated through full Layer 3 functionality, supporting dynamic routing protocols, VLANs, and quality of service (QoS) policies. The switch complies with key IEEE standards such as 802.1Q for VLAN tagging, 802.3ad for link aggregation, and 802.1w for rapid spanning tree, ensuring interoperability and stability in multi-vendor environments.
This section brings together practical product details such as Uplink Port, Modular, Port/Expansion Slot Details, Media Type Supported, so buyers can judge configuration, deployment fit, and day-to-day suitability with less guesswork.
Key Product Advantages
The Aruba 8100 48XF4C combines high port density with advanced switching features to address the core requirements of modern data center networks. Its design emphasizes operational efficiency, scalability, and resilient performance under load.
High-Density Fiber Connectivity
With 48 SFP+ and 4 QSFP28 slots, this switch provides a future-ready foundation for 10GbE server access and 100GbE spine-leaf architectures, reducing the need for external aggregation devices.
- Supports optical fiber for long-distance runs
- Enables seamless scaling of network bandwidth
Enterprise-Grade Redundancy
Dual AC power supplies offer power redundancy to maintain switch operation during a power supply failure, while the modular fan assembly ensures consistent cooling for critical uptime.
- Hot-swappable power supplies minimize downtime
- Integrated thermal management for stable operation
Advanced Layer 3 Features
Full Layer 3 routing support allows for the creation of scalable, segmented networks with dynamic routing, multicast routing, and access control lists (ACLs) for enhanced security and traffic management.
- Enables complex network topologies
- Supports policy-based routing and QoS
Deployment / Use Cases
This switch is engineered for environments where high-throughput, low-latency switching is non-negotiable. Its port configuration and management features make it ideal for roles that demand both performance and administrative control.
In data center deployments, the 8100 48XF4C can serve as a top-of-rack (ToR) switch for high-density server racks, providing 10GbE connectivity to servers and 100GbE uplinks to core switches. For enterprise backbones, it acts as an aggregation switch, consolidating traffic from multiple access switches and applying routing policies to optimize traffic flow.
Data Center Server Aggregation
Deploy as a ToR switch to connect racks of servers via 10GbE SFP+ links, with 100GbE QSFP28 uplinks to the data center spine for efficient east-west traffic.
Enterprise Core Switching
Utilize the Layer 3 routing capabilities to build a resilient core network, segmenting departments with VLANs and routing inter-VLAN traffic at wire speed.
Physical Profile
The switch features a compact 1U rack-mountable form factor with a height of 1.73 inches, making it suitable for standard 19-inch server racks. Its steel construction ensures durability in data center environments, while the front-to-back airflow design aligns with common hot aisle/cold aisle cooling configurations. The unit supports multiple mounting options, including surface, cabinet, and rack mounting, providing flexibility for various installation scenarios.
- Width
- 17.42" (442.50 mm)
- Depth
- 16" (406.40 mm)
- Height
- 1.73" (44 mm)
- Weight
- 18.50 lb (8390 g)
Highlights
- 48 SFP+ slots for 10 Gigabit Ethernet connectivity
- 4 QSFP28 slots for 100 Gigabit Ethernet uplinks
- Full Layer 3 routing support for scalable network design
- Dual hot-swappable AC power supplies for redundancy
- Manageable via comprehensive CLI and web interface
- Supports optical fiber media for long-distance runs
- 1U rack-mountable form factor for space-efficient deployment
- Complies with IEEE 802.3 and 802.1 standards for interoperability
Specifications
| Specifications | |
|---|---|
| Manufacturer | Hewlett Packard Enterprise |
| Manufacturer Part Number | R9W91AR#ACD |
| Brand Name | Aruba |
| Product Series | CX 8100 |
| Product Model | 48XF4C |
| Product Name | 8100 48XF4C 3 Fans, 2 AC Power Supplies |
| Product Condition | Refurbished |
| Product Type | Ethernet Switch |
| Interfaces/Ports | |
| Uplink Port | Yes |
| Modular | Yes |
| Port/Expansion Slot Details | 48 x 10 Gigabit Expansion Slot,4 x 100 Gigabit Expansion Slot |
| Media & Performance | |
| Media Type Supported | Optical Fiber |
| Ethernet Technology | 10 Gigabit Ethernet,100 Gigabit Ethernet |
| Network Technology | 10GBase-X,100GBase-X |
| I/O Expansions | |
| Total Number of Expansion Slots | 52 |
| Expansion Slot Type | SFP+,QSFP28 |
| Number of SFP+ Slots | 48 |
| Network & Communication | |
| Layer Supported | 3 |
| Networking Standards | IEEE 802.3ad,IEEE 802.1ab,IEEE 802.1Q,IEEE 802.1D,IEEE 802.1w,IEEE 802.1s,IEEE 802.1ak,IEEE 802.1AX,IEEE 802.1p,IEEE 802.1t,IEEE 802.1v,IEEE 802.3ab,IEEE 802.3ae,IEEE 802.3an,IEEE 802.3by,IEEE 802.3bz,IEEE 802.3cc,IEEE 802.3ba,IEEE 802.3cd,IEEE 802.3bj,IEEE 802.3x,IEEE 802.3z |
| Management & Protocols | |
| Manageable | Yes |
| Power Description | |
| PoE (RJ-45) Port | Yes |
| Input Voltage | 120 V AC,230 V AC |
| Power Source | AC,Power Supply |
| Number of Power Supplies Supported | 2 |
| Power Consumption | 450 W |
| Physical Characteristics | |
| Form Factor | Surface Mount,Cabinet Mount,Rack-mountable |
| Height | 1.73" (44 mm) |
| Width | 17.42" (442.50 mm) |
| Depth | 16" (406.40 mm) |
| Weight (Approximate) | 18.50 lb (8390 g) |
FAQ
What are the port types and counts on this Aruba switch?
The Aruba 8100 48XF4C provides 52 total expansion slots: 48 are SFP+ slots for 10 Gigabit Ethernet connections, and 4 are QSFP28 slots for 100 Gigabit Ethernet uplinks. All ports support optical fiber media, enabling high-speed data transmission over longer distances typical in data center and campus environments.
Does this switch support Power over Ethernet (PoE)?
Yes, the switch includes PoE (RJ-45) port capability, allowing it to deliver power to connected devices such as wireless access points, IP cameras, and VoIP phones over standard Ethernet cables. This simplifies deployment by reducing the need for separate power supplies at the endpoint locations.
What is the significance of Layer 3 support in this switch?
Layer 3 support means the switch can perform IP routing between different subnets and VLANs, enabling more complex and scalable network designs. It supports dynamic routing protocols, access control lists, and quality of service, which are essential for segmenting network traffic, improving security, and prioritizing critical applications in enterprise and data center networks.
How many power supplies does the switch include, and are they redundant?
The switch is configured with two AC power supplies. These are hot-swappable and provide power redundancy; if one power supply fails, the other can continue to power the switch without interruption, ensuring high availability for critical network operations.
What are the physical dimensions and mounting options?
The switch measures 1.73 inches in height, 17.42 inches in width, and 16 inches in depth, fitting a standard 1U rack space. It is designed for rack-mountable, cabinet mount, or surface mount installations, offering flexibility for deployment in data center racks, wiring closets, or equipment rooms.
What networking standards does this Aruba switch comply with?
The switch complies with a wide range of IEEE standards, including 802.3 for Ethernet (such as 10GBase-X and 100GBase-X), 802.1Q for VLANs, 802.1D/w/s for spanning tree protocols, and 802.3ad for link aggregation. This ensures compatibility with other network devices and supports features like VLAN tagging, rapid network convergence, and load balancing across multiple links.
What uplink, SFP, fiber, or media support detail is listed?
The warranty or support detail listed is Optical Fiber, giving buyers a clearer picture of expected coverage after purchase.
Does the product support PoE or wireless networking?
Connectivity support is listed in the product specifications, including the relevant wireless or port options when available.
| Qty | Price | Available |
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