Name: DCS-7280SR-48C6-R Arista 7280SR 48x10GbE SFP+ 6x100GbE QSFP28 Switch
Brand: Arista
SKU: DCS-7280SR-48C6-R
Price: 1.00 USD
Availability: InStock
Rating: 4.8 (125 reviews)

Product Overview
The DCS-7280SR-48C6-R from Arista is a high-density Ethernet switch providing 48 10GbE SFP+ ports and 6 100GbE QSFP28 ports. It features a rear-to-front airflow cooling design tailored for data centers with specific thermal management. This model belongs to the 7280SR series, known for handling scalable network workloads efficiently.

General Information
Brand	Arista
Condition	Refurbished

Technical Information
Switch Type	Layer 3, Managed Switch
Form Factor	Rack-Mountable
Mount Type	1U Rack
Switch Ports	48 x 10GbE SFP+
Number of Ports	54-Ports
Port Type	1000Base-T, 100G QSFP28, SFP+, USB Console, Serial Console (RJ-45)
Port Speed	10Gbps,100Gbps
UpLink Ports	6 x 100GbE QSFP28
POE Support	No
Switching Capacity	2.16 Tbps
Switch Forwarding Rate	1.61 Bpps
DRAM	16 GB
Flash Memory	8 GB
VLAN Support	Yes
Max VLANs Supported	1-4094
Stackable	No
Layer Support	Layer 2, Layer 3
Connector Type	SFP+,QSFP28,RJ-45,USB

Performance
Jumbo Frame Support	Up To 9216 Bytes

Management and Configuration
Routing Protocols	Static, RIP, RIPng, OSPF, OSPFv3, BGP, IS-IS, VRRP, PIM-SM, IGMP, MLD, Policy-Based Routing (PBR), Route Maps
Remote Protocols	Yes
Management Interfaces	Console (RJ-45), USB Console, OOB Management 10/100/1000Base-T, SNMP
Security Features	ACLs, 802.1X, TACACS+, RADIUS, SSH, Role-based access control, Control Plane Policing, MACsec (platform/port dependent)
Management Type	CLI, SNMP, REST API (eAPI), NETCONF, CloudVision
Remote Management Protocol	SSH, HTTPS, SNMPv2/v3, NETCONF, REST/eAPI
Routing Protocol	BGP, OSPF, IS-IS

Power & Cooling
Fans	Hot-swappable variable speed fans (rear-to-front airflow)
Power	100-240VAC, 50-60Hz; Typical ~300W, Maximum ~600W
Power Supply	Hot-swappable AC power supply (field-replaceable, supports redundant PSUs)

Physical Characteristics
Dimensions	1.75 x 17.5 x 19.0 inches
Weight	3.00
Operating Temperature	0°C to 40°C

Miscellaneous
Eco Friendly	Yes
Assembly Required	No
Compliance Standards	RoHS, CE, FCC, UL, TUV
Compliant Standards	IEEE 802.3, IEEE 802.3ae, IEEE 802.3x, IEEE 802.1Q, IEEE 802.1p, IEEE 802.1D, IEEE 802.1w, IEEE 802.1s

Product Description
The Arista DCS-7280SR-48C6-R is a fixed configuration switch offering 48 10GbE SFP+ ports alongside 6 100GbE QSFP28 ports. It is designed to deliver scalable, high-density Ethernet connectivity suitable for demanding data center and campus environments. The rear-to-front airflow design supports integration into specific cooling architectures common in modern data centers. This switch is typically deployed by network engineers and IT professionals managing large-scale, high-throughput networks requiring flexible uplink options and efficient cooling. It is well suited for environments where port density and advanced switching capabilities are critical. Key Features 48 SFP+ ports supporting 10 Gigabit Ethernet connections 6 QSFP28 ports supporting 100 Gigabit Ethernet uplinks Rear-to-front airflow to fit specific rack cooling requirements Part of the Arista 7280SR series providing consistent operational features Designed for high-density, scalable network deployments This switch facilitates robust connectivity and uplink flexibility in dense network environments. Its airflow design allows deployment in data center racks with rear-to-front cooling, supporting thermal management strategies. The combination of 10GbE and 100GbE ports enables diverse network topologies catering to various traffic demands.

Use Cases
The Arista DCS-7280SR-48C6-R is commonly used in data center and enterprise campus environments requiring high port density and mixed-speed connectivity. Its rear-to-front airflow suits racks with specialized cooling setups. Network operators leverage it for aggregation or top-of-rack switching roles where both 10GbE and 100GbE interfaces are necessary. How It's Used: Top-of-rack switching in data centers with rear-to-front cooling airflow Aggregation of 10GbE server connections with 100GbE uplinks Enterprise campus distribution layers requiring mixed-speed ports Service provider edge deployments demanding flexible port configurations Environments needing high-density 10GbE connectivity with scalable uplink bandwidth This switch plays a key role in dense network architectures by providing versatile port options and efficient cooling compatibility. It supports workload consolidation with its mix of 10GbE and 100GbE ports and integrates into racks with rear-to-front airflow to maintain operational temperatures.

FAQ's
What does rear-to-front airflow mean for this switch? Rear-to-front airflow indicates that the switch intakes cool air from the rear and exhausts warm air through the front. This is designed to align with data center racks optimized for this specific cooling direction. How many 10GbE ports does the DCS-7280SR-48C6-R have? This Arista switch provides 48 10 Gigabit Ethernet SFP+ ports for high-density connectivity of servers and devices. What types of uplink ports are included on this model? It includes 6 QSFP28 ports supporting 100 Gigabit Ethernet to connect to aggregation or core network layers. Is this switch suitable for data centers? Yes, the DCS-7280SR-48C6-R is designed for data center environments, particularly in racks that require rear-to-front airflow cooling. Which Arista series does this switch belong to? It is part of the Arista 7280SR series, designed for scalable network deployments with mixed 10GbE and 100GbE port configurations. Can this switch support both enterprise and service provider networks? The port density and features make it suitable for both enterprise campus and service provider edge deployments requiring mixed-speed Ethernet connectivity.