R8N85A 48‑Port Gigabit Class 4 PoE+ Switch with 4 SFP+ Uplinks
Product Overview
The HPE Aruba CX 6000 R8N85A is a 48‑port Gigabit Ethernet Class 4 PoE+ access switch featuring four SFP+ 10 Gb uplinks and up to 370 W total PoE power. It delivers enterprise‑grade Layer 2 and basic Layer 3 connectivity in a compact fanless design, optimized for SMB and branch network access.
Product Details and Features
| Item | Description |
| Model | R8N85A |
| Series | Aruba CX 6000 |
| Access Ports | 48 × 10/100/1000BASE‑T with PoE+ (IEEE 802.3af/at Class 4) |
| Uplink Ports | 4 × 1/10 GbE SFP+ slots |
| PoE Budget | Up to 370 W shared across all ports |
| Switching Capacity | Approx. 104 Gbps |
| Forwarding Rate | Approx. 77.3 Mpps |
| Layer Support | Layer 2 plus basic Layer 3 (static routing, RIP, OSPF, IPv6, ACLs) |
| MAC Address Table | Up to ~8K to 32K depending on firmware |
| Stacking Support | Virtual Stacking Framework (VSF), up to multiple units |
| Cooling | Fanless design for silent operation |
| Power Supply | Internal fixed AC power supply |
| Operating System | ArubaOS CX |
| Management Options | CLI, Web GUI, SNMP, Aruba Central support |
| Form Factor | 1U rack-mountable |
| Ideal For | High-density PoE deployments, campus access, SMB edge switching |
Product Highlights
Provides 48 full Gigabit PoE+ ports with up to 370 W total power
Includes four 10 GbE-capable SFP+ uplink ports for backbone or stacking
Fanless, compact design suitable for noise-sensitive environments
Basic Layer 3 routing and advanced security features built in
Supports Aruba VSF stacking for scalable management of multiple switches
Similar Models Comparison
| Model | Ports | PoE Support | Uplink Ports | Switching Capacity | Stacking Support |
| R8N85A | 48 × 1G PoE+ | Yes (370 W) | 4 × SFP+ | ~104 Gbps | VSF |
| JL675A | 48 × 1G PoE+ | Yes (370 W) | 4 × SFP+ | ~176 Gbps | VSF |
| JL677A | 24 × 1G PoE+ | Yes (370 W) | 4 × SFP+ | ~128 Gbps | VSF |
Latest Models in the Same Series
| Model | Ports | Uplink Ports | PoE Budget | Recommended Use Case |
| R8N85A | 48 × 1G PoE+ | 4 × SFP+ | 370 W | Compact PoE access switch |
| JL675A | 48 × 1G PoE+ | 4 × SFP+ | 370 W | High-density PoE edge switching |
| JL677A | 24 × 1G PoE+ | 4 × SFP+ | 370 W | Mid-size access with PoE |
