Extreme Networks X440-G2 48-Port Managed Gigabit Ethernet Switch

Overview

The Extreme Networks 16535A is a managed Gigabit Ethernet switch designed to provide robust network connectivity with forty-eight RJ-45 ports, each supporting full IEEE 802.3at PoE plus power. It delivers a shared 740-watt power budget to run devices like wireless access points, VoIP phones, and security cameras directly from the switch. With eight dedicated SFP slots supporting both 1 G and optional 10 G uplinks, this switch offers flexible and scalable network expansion for environments such as wiring closets, branch offices, classrooms, and retail spaces.

Key features

• Forty-eight Gigabit Ethernet ports with full PoE plus support to power edge devices without additional power supplies
• Eight SFP slots that allow flexible uplink options using fibre or copper, including support for 10 Gigabit modules when higher bandwidth is needed
• 740-watt PoE budget that efficiently powers multiple network devices, reducing cabling complexity and infrastructure costs
• Advanced Layer 2 and Layer 3 switching and routing capabilities built into the ExtremeXOS operating system for enhanced network segmentation and security
• Stacking capability for up to eight switches, enabling simplified management as a single logical device and saving rack space
• Compact 1U rack-mount design that fits standard racks and integrates easily into existing network setups
• Power consumption managed up to 961 watts at full load, balancing performance with energy efficiency

Key specs

• Ports: 48 RJ-45 Gigabit Ethernet with IEEE 802.3at PoE plus
• PoE power budget: 740 watts shared across all ports
• Uplink slots: 8 SFP slots supporting 1 G and optional 10 G modules
• Operating system: ExtremeXOS with Layer 2 and Layer 3 features
• Stacking: Supports up to 8 units managed as one device
• Form factor: 1 rack unit (1U) height for standard rack mounting
• Maximum power consumption: 961 watts

Connectivity and compatibility

This switch offers a versatile range of connectivity options to suit various network environments. The forty-eight Gigabit Ethernet ports provide reliable wired connections for a wide array of devices, while the eight SFP slots enable flexible uplink configurations using fibre or copper cables. The support for 10 Gigabit modules in the SFP slots ensures that the switch can handle increased data traffic as network demands grow. Its compatibility with IEEE 802.3at PoE plus means it can power devices directly, simplifying installations and reducing the need for separate power sources.

Performance and reliability

Built on the proven ExtremeXOS operating system, this switch delivers consistent performance and extensive network management features. The integrated Layer 2 and Layer 3 capabilities allow for efficient traffic routing and segmentation, enhancing security and network efficiency without requiring additional hardware. The stacking feature lets network administrators manage multiple switches as a single unit, reducing complexity and improving uptime. Designed for continuous operation, it supports demanding environments where reliable connectivity is critical.

Ideal uses and environments

This switch is well suited to organizations expanding their IP infrastructure in settings such as branch offices, classrooms, retail locations, and wiring closets. Its ability to power edge devices directly makes it a strong choice for deployments involving wireless access points, VoIP phones, and security cameras. The compact 1U form factor and stacking capabilities make it a practical option for growing networks that require scalable, manageable, and energy-efficient solutions.