The Extreme Networks Summit X670V-48T is a high-performance Layer 3 switch designed for enterprise and cloud data centers. As part of Extreme Networks’ Summit X670 series, the X670V-48T integrates advanced networking technologies, offering high-density 10G Ethernet switching capabilities in a compact 1U form factor. It supports up to 64 10GbE ports in a single system and 448 10GbE ports in a stacked system using high-speed SummitStack-V160, which provides 160 Gbps throughput and distributed virtualized forwarding. Additionally, it supports up to 384 10GbE ports in a stacked system using SummitStack-V320, offering 320 Gbps throughput and distributed forwarding. The X670V-48T features low-latency cut-through switching and support for IPv4 and IPv6 unicast and multicast routing, enabling enterprise aggregation and core backbone deployment in both AC and DC power environments. It simplifies network operations with ExtremeXOS, a modular operating system used across all Extreme Networks Summit and BlackDiamond Ethernet switches. The high-availability ExtremeXOS operating system ensures seamless network operation through a unified OS across the network. The X670V-48T provides 48-port 10 Gigabit Ethernet non-blocking switching with 10GBASE-T interfaces, capable of Layer 2 and Layer 3 forwarding at up to 714 million packets per second in its small 1RU form factor, making it ideal for next-generation high-performance server deployments in data centers. It also supports SummitStack-V high-speed, long-distance stacking over 10GbE ports. The X670V-48T supports optional 40G uplink modules, providing future-proofing for emerging 10 Gigabit Ethernet-enabled servers. Below is a detailed introduction:
Technical Specifications
Manufacturer: Extreme Networks
Product Type: Layer 3 Switch
Port Configuration: 44 x 10GBASE-T copper ports + 4 x shared SFP+ ports
CPU: 1 GHz
Memory: 1 GB
Buffer: 9 MB per chip
AC Power Supply Nominal Input Ratings: 100–240 V, 50/60 Hz, 4.0 A
AC Power Supply Input Current: 3.3 A @ 100 V (low-line), 1.41 A @ 240 V (high-line)
AC Power Supply Heat Dissipation: 323 W, 1,102 BTU/hr
AC Power Supply Power Consumption: 323 W, 1,102 BTU/hr
AC Power Supply with VIM4-40G4X Module Input Current: 3.5 A @ 100 V (low-line), 1.52 A @ 230 V (high-line)
AC Power Supply with VIM4-40G4X Module Heat Dissipation: 350 W, 1,194 BTU/hr
AC Power Supply with VIM4-40G4X Module Power Consumption: 350 W, 1,194 BTU/hr
DC Power Supply Nominal Input Ratings: 48–60 V, 7.5 A
DC Power Supply Input Current: 8.4 A @ 40 V (low-line), 5.4 A @ 60 V (high-line)
DC Power Supply Heat Dissipation: 336 W, 1,147 BTU/hr
DC Power Supply Power Consumption: 336 W, 1,147 BTU/hr
DC Power Supply with VIM4-40G4X Module Input Current: 9.13 A @ 48 V (low-line), 5.88 A @ 60 V (high-line)
DC Power Supply with VIM4-40G4X Module Heat Dissipation: 365 W, 1,245 BTU/hr
DC Power Supply with VIM4-40G4X Module Power Consumption: 365 W, 1,245 BTU/hr
Operating Temperature: 0°C to 45°C
Storage Temperature: -40°C to 70°C
Relative Humidity: 10% to 95% non-condensing
Altitude: 0 to 3,000 meters
Physical Dimensions: Height 1.73 inches (4.4 cm), Width 17.4 inches (44.1 cm), Depth 19.25 inches (48.9 cm)
Weight: 15.3 lb (7.0 kg)
Packaged Dimensions: Height 6.5 inches (16.5 cm), Width 23.4 inches (59.3 cm), Depth 26.2 inches (66.5 cm)
Packaged Weight: 21.2 lb (9.6 kg)
Safety Standards: Complies with North American Safety of ITE, European Safety of ITE, International Safety of ITE, etc.
Product Type: Layer 3 Switch
Port Configuration: 44 x 10GBASE-T copper ports + 4 x shared SFP+ ports
CPU: 1 GHz
Memory: 1 GB
Buffer: 9 MB per chip
AC Power Supply Nominal Input Ratings: 100–240 V, 50/60 Hz, 4.0 A
AC Power Supply Input Current: 3.3 A @ 100 V (low-line), 1.41 A @ 240 V (high-line)
AC Power Supply Heat Dissipation: 323 W, 1,102 BTU/hr
AC Power Supply Power Consumption: 323 W, 1,102 BTU/hr
AC Power Supply with VIM4-40G4X Module Input Current: 3.5 A @ 100 V (low-line), 1.52 A @ 230 V (high-line)
AC Power Supply with VIM4-40G4X Module Heat Dissipation: 350 W, 1,194 BTU/hr
AC Power Supply with VIM4-40G4X Module Power Consumption: 350 W, 1,194 BTU/hr
DC Power Supply Nominal Input Ratings: 48–60 V, 7.5 A
DC Power Supply Input Current: 8.4 A @ 40 V (low-line), 5.4 A @ 60 V (high-line)
DC Power Supply Heat Dissipation: 336 W, 1,147 BTU/hr
DC Power Supply Power Consumption: 336 W, 1,147 BTU/hr
DC Power Supply with VIM4-40G4X Module Input Current: 9.13 A @ 48 V (low-line), 5.88 A @ 60 V (high-line)
DC Power Supply with VIM4-40G4X Module Heat Dissipation: 365 W, 1,245 BTU/hr
DC Power Supply with VIM4-40G4X Module Power Consumption: 365 W, 1,245 BTU/hr
Operating Temperature: 0°C to 45°C
Storage Temperature: -40°C to 70°C
Relative Humidity: 10% to 95% non-condensing
Altitude: 0 to 3,000 meters
Physical Dimensions: Height 1.73 inches (4.4 cm), Width 17.4 inches (44.1 cm), Depth 19.25 inches (48.9 cm)
Weight: 15.3 lb (7.0 kg)
Packaged Dimensions: Height 6.5 inches (16.5 cm), Width 23.4 inches (59.3 cm), Depth 26.2 inches (66.5 cm)
Packaged Weight: 21.2 lb (9.6 kg)
Safety Standards: Complies with North American Safety of ITE, European Safety of ITE, International Safety of ITE, etc.

Main Features and Advantages
The X670V-48T boasts high-density 10G copper ports, supporting up to 64 10GbE ports in a single system and 448 10GbE ports in a stacked system using high-speed SummitStack-V160. It offers 160 Gbps throughput and distributed virtualized forwarding, providing high-density Layer 2/3 switching with low-latency cut-through switching capabilities. It supports both IPv4 and IPv6 unicast and multicast routing, making it suitable for enterprise aggregation and core backbone deployment in AC and DC power environments. The switch simplifies network operations with the ExtremeXOS modular operating system, which is used across all Extreme Networks Summit and BlackDiamond Ethernet switches. The high-availability ExtremeXOS operating system ensures seamless network operation through a unified OS across the network. The X670V-48T supports optional 40G uplink modules, offering future-proofing for emerging 10 Gigabit Ethernet-enabled servers. It provides 48-port 10 Gigabit Ethernet non-blocking switching with 10GBASE-T interfaces and is capable of Layer 2 and Layer 3 forwarding at up to 714 million packets per second in its compact 1U form factor, making it ideal for next-generation high-performance server deployments in data centers. It also supports SummitStack-V high-speed, long-distance stacking over 10GbE ports. The switch features low-latency cut-through switching and support for IPv4 and IPv6 unicast and multicast routing, enabling enterprise aggregation and core backbone deployment in AC and DC power environments. It simplifies network operations with ExtremeXOS, a modular operating system used across all Extreme Networks Summit and BlackDiamond Ethernet switches. The high-availability ExtremeXOS operating system ensures seamless network operation through a unified OS across the network.
Application Fields
The X670V-48T is widely applicable across various fields. In data centers, it serves as a core switch, providing high-speed interconnectivity for servers and storage devices to meet the demands of large-scale data processing and storage. In enterprise networks, it functions as an aggregation or access switch, connecting various departmental networks and enabling efficient communication between them. For campus networks, it supports the deployment of high-density access points, catering to the networking needs of schools, research institutions, and other organizations. Furthermore, the X670V-48T excels in industries such as finance, healthcare, and manufacturing, where its high performance and reliability meet the stringent requirements of these sectors for network equipment.
Related Products
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Summit X670-48x: A model with SFP+ ports, offering similar functionality and performance to the X670V-48T but with different port configurations.
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Summit X670V-48x: Another variant in the X670V series, featuring SFP+ ports instead of 10GBASE-T copper ports.
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Summit X670V-48t: The same model as the current product but with different configurations or firmware versions.
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Summit X670V-48t-FB-AC: A specific configuration of the X670V-48T with front-to-back airflow and AC power supplies.
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Summit X670V-48t-FB-DC: A specific configuration of the X670V-48T with front-to-back airflow and DC power supplies.
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Summit X670-48t: A similar model but from the X670 series, offering comparable performance and features.
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Summit X670V-48t with VIM4-40G4X Module: The X670V-48T equipped with a VIM4-40G4X module to add four QSFP+-based 40-Gbps ports.
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Summit X450e: A compatible switch model that can be used in stacking with the X670V-48T.
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Summit X460: Another compatible switch model that can be used in stacking with the X670V-48T.
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Summit X480: A compatible switch model that can be used in stacking with the X670V-48T.

Installation and Maintenance
Pre-installation preparations: Before installing the X670V-48T, ensure the installation site meets the environmental requirements, such as temperature, humidity, and dust levels. Verify that the power supply matches the switch’s specifications and prepare the necessary tools and accessories, such as a rack mount kit and power cord. Additionally, familiarize yourself with the switch’s installation guidelines and safety precautions to ensure a smooth installation process.
Maintenance suggestions: Regularly clean the surface of the X670V-48T to remove dust and debris that may affect heat dissipation. Inspect the power supply and cables for damage or looseness and promptly address any issues discovered. Monitor the switch’s operating status using network management software and promptly address any anomalies. Perform firmware updates as needed to enhance the switch’s functionality and stability. Store spare parts, such as power supplies and interface modules, to quickly replace faulty components and minimize network downtime.
Product Assurance
Our company offers a one-year quality warranty for the X670V-48T, covering hardware failures caused by non-human factors. During the warranty period, if the product exhibits abnormal performance or functional failures, we will provide replacement services. We also maintain a global supply chain network to swiftly respond to customer procurement requests for discontinued models or urgent needs, delivering reliable services to support the continuous and stable operation of industrial systems. As a leading enterprise in the industrial control industry with 17 years of experience, our company specializes in the distribution and trade of industrial control spare parts. We stock a wide range of products, including PLC modules, DCS cards, ESD system cards, vibration monitoring system cards, steam turbine control system modules, gas generator spare parts, and instruments. Our primary brands include ABB, ICS Rockwell, GE, TRICONEX, BENTLY NEVADA, FOXBORO, and EMERSON. We are committed to providing high-quality products and services to meet customer needs.
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