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Silver rack-mount network switch with 48 front ports

HP

HP J9728A 2920-48G network switch

SKU CH-XZS2-A8YC8

A 48-port Gigabit switch with four dual-personality ports and optional 10 Gigabit uplinks for stackable network expansion

  • 48 Gigabit ports for high-density wired connectivity
  • Four dual-personality ports enable copper or fibre uplinks
  • Optional 10 Gigabit modules scale bandwidth for demanding workloads
  • Stacking module support simplifies management of multiple units
  • Lifetime warranty protects the investment long term

HP J9728A 2920-48G switch for mid-size networks

The HP J9728A 2920-48G switch provides 48 Gigabit Ethernet ports for wired connectivity in business environments. Four dual-personality ports accept either copper or SFP transceivers for uplink flexibility. Optional 10 Gigabit Ethernet modules and a stacking module expand capacity as the network grows. It suits IT teams that need a managed Layer 2 and Layer 3 foundation without PoE.

Thermals, noise and power in normal use

The fan-cooled chassis maintains stable temperatures during typical office traffic loads. Acoustic output remains low enough for rack or wiring-closet placement near workspaces. Power consumption scales with the number of active 10/100/1000 links and any installed 10 Gigabit uplinks. The unit ships with a standard internal power supply rated for the base configuration.

Behaviour under sustained load

Under continuous high-throughput conditions the switch forwards at line rate across all 48 ports and any active 10 Gigabit uplinks. The stacking module maintains performance when multiple units operate as a single logical device. Quality-of-service queues and IPv4/IPv6 routing tables handle persistent enterprise workloads without packet loss. The lifetime warranty covers the hardware for the duration of ownership.

Highlights

  • 48 Gigabit ports for high-density wired connectivity
  • Four dual-personality ports enable copper or fibre uplinks
  • Optional 10 Gigabit modules scale bandwidth for demanding workloads
  • Stacking module support simplifies management of multiple units
  • Lifetime warranty protects the investment long term

Specifications

No published specifications for this item yet.

Questions about this item

How do I install the HP J9728A 2920-48G switch and what step is often missed?

Mount the switch in a standard rack, connect the 48 10/100/1000 ports and the four dual-personality ports for SFP or copper, then insert any optional 10 Gbit uplink or stacking modules before powering on.

What maintenance or replacement will the HP 2920-48G switch need later?

The switch has no user-replaceable fans or power supplies; plan for a full unit replacement if hardware fails, and keep firmware current through the management interface.

What limit appears first on the HP J9728A under sustained heavy traffic?

The 48 10/100/1000 ports and four dual-personality ports share the internal backplane, so total throughput cannot exceed the switch fabric capacity when all ports run at line rate.

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