R8N85B - Aruba 6000 48G Class4 PoE 4SFP 370W Switch

HPE Aruba R8N85B — 6000 48G Class4 PoE 4SFP 370W Switch

What it is

R8N85B is an HPE Aruba 6000 Series enterprise access switch.
It’s a 48-port Gigabit Ethernet switch with Class4 PoE support on all access ports, 4 × 1G/10G SFP uplinks, and a 370W PoE budget — ideal for powering and connecting edge devices in campus and branch networks.

Why buyers pick R8N85B (plain English)

Plenty of powered ports
48 Gigabit Ethernet ports with Class4 PoE deliver power to devices like IP phones, Wi-Fi access points, and cameras without additional injectors.

Strong PoE budget
A total PoE budget of 370W provides ample power for common edge device mixes.

Flexible uplinks
Four SFP ports (1G or 10G depending on optics) give you flexible fiber uplinks to distribution or aggregation switches.

Enterprise reliability
Built with Aruba quality and features suited to campus, office, and branch environments.

Easy to manage
Works with Aruba’s management tools (CLI, web UI, Aruba Central) for straightforward deployment and monitoring.

60-second spec box (R8N85B)

Switch type
Enterprise access switch

Downlink ports
48 × 10/100/1000BASE-T (Class4 PoE)

PoE budget
370W

Uplink ports
4 × SFP (1G/10G depending on optics)

Stacking / management
Standalone or Aruba management options; virtual stacking support

Form factor
1U rack-mountable

Use case
Edge access with PoE for wireless, VoIP, and IoT devices.

Where it fits (and when to choose something else)

Perfect for:

• Enterprise edge with many PoE devices

• Campus and branch access layers

• Deployments needing flexible fiber uplinks

• Organizations standardizing on Aruba switching

Choose something else if:

• You need more PoE power → Aruba 6200/6300 Series

• You need multigigabit downlinks → Aruba 6200Y Series

• You need advanced Layer 3/stacking → Aruba 6300/8400

TL;DR

R8N85B is the updated replacement for R8N85A — Aruba’s 6000 Series 48-port Class4 PoE switch with 4 SFP uplinks and a 370W PoE budget:
a reliable, powered access switch for modern enterprise edge environments.

Looking for the previous model? R8N85B is the direct replacement for R8N85A, which has been discontinued.

Confused about A vs B versions? See comparison