Description
Tested and functional - Supplied with power cable.
🔌 AVAYA ETHERNET ROUTING SWITCH 4550T-PWR - 48-Port Fast Ethernet PoE Switch with Layer 3 Routing and High-Performance Stacking ⚡
🎯 About this Product
The Avaya Ethernet Routing Switch 4550T-PWR is an enterprise-class manageable network switch offering 48 Fast Ethernet 10/100 ports with integrated Power over Ethernet (PoE) IEEE 802.3af. Part of Avaya’s ERS 4500 series, this professional switch combines exceptional performance, advanced Layer 3 routing features, and high-speed stacking capabilities to create scalable and resilient network infrastructures.
With its proprietary HiStack architecture offering up to 320 Gbps stacking bandwidth, this switch allows connecting up to 8 switches in a stack to manage up to 400 10/100 ports as a single logical entity. Ideal for businesses seeking a dense, reliable, and high-performance network solution with centralized power for IP phones, wireless access points, and surveillance cameras directly via Ethernet cables.
⚠️ Important: Photos are for illustration only. Only the content of the listing is authoritative for the exact product reference and included accessories. If in doubt, please contact us.
📦 Package Condition and Contents
Condition: Tested and functional used product. This switch has been thoroughly checked by our network technicians to ensure optimal operation of all ports and PoE features.
Included contents:
- 1x Avaya Ethernet Routing Switch 4550T-PWR
- 1x Power cable
Note: Professional switch ready for deployment in enterprise environments.
⚙️ Full Technical Specifications
| 🔹 Product Reference | AL4500A12-E6 / ERS 4550T-PWR |
| 🔹 Manufacturer | Avaya (formerly Nortel Networks) |
| 🔹 Series | Ethernet Routing Switch 4500 Series |
| 🔹 Switch Type | Layer 2/Layer 3 manageable switch |
| 🔹 Fast Ethernet PoE Ports | 48 10/100BASE-TX RJ-45 ports with IEEE 802.3af PoE |
| 🔹 Combo Uplink Ports | 2 combo 10/100/1000 + SFP ports (shared) |
| 🔹 HiStack Ports | 2 built-in proprietary high-speed stacking ports |
| 🔹 RPS Connector | 1 connector for redundant power supply RPS-15 |
| 🔹 Total Ports | 52 ports (48 PoE + 2 Combo + 2 HiStack) |
| 🔹 Total PoE Budget | Up to 370W (802.3af power supply) |
| 🔹 PoE Power per Port | Up to 15.4W per port (IEEE 802.3af) |
| 🔹 Switching Capacity | 13.6 Gbps (non-blocking fabric) |
| 🔹 Transfer Performance | 10.1 Mpps (million packets per second) |
| 🔹 Stacking Capacity | 320 Gbps with HiStack technology (up to 8 switches) |
| 🔹 Aggregate Stacking Throughput | 384 Gbps in full-stack configuration |
| 🔹 MAC Address Table | 16,000 entries |
| 🔹 Supported VLANs | 4,094 active VLANs (IEEE 802.1Q) |
| 🔹 Unicast Routes | 512 IPv4 static routes |
| 🔹 Jumbo Frames Support | Yes, up to 9,000 bytes |
| 🔹 Latency | 3.5 microseconds (64-byte packet) |
| 🔹 Jitter | 0.84 microseconds (64-byte packet) |
| 🔹 Frame Length | 64 to 1522 bytes (802.1Q Tagged) |
| 🔹 QoS Queues | 8 hardware queues per port |
| 🔹 Power Supply | 100-240 VAC, 50-60 Hz (internal power supply) |
| 🔹 Input Current | 3.3 to 6.5A depending on voltage |
| 🔹 Maximum Power Consumption | 420W (with all PoE ports active) |
| 🔹 Thermal Dissipation | 240 BTU/h maximum |
| 🔹 Form Factor | 19" Rack 1U (1 rack unit) |
| 🔹 Dimensions (LxWxH) | 438 x 305 x 44 mm (17.2" x 12" x 1.7") |
| 🔹 Weight | Approximately 4.2 kg |
| 🔹 Ventilation | Temperature-regulated internal fans |
| 🔹 Certifications | UL, CSA, CE, FCC Class A, VCCI, C-Tick |
| 🔹 Country of Manufacture | Canada / China (Avaya Inc.) |
🌟 Professional Features and Capabilities
Power over Ethernet (PoE) 802.3af
- 48 Integrated PoE Ports: Power up to 48 network devices simultaneously directly via Ethernet cables without individual power adapters
- Generous PoE Budget: Up to 370W total power available to supply IP phones, Wi-Fi access points, and IP cameras
- IEEE 802.3af Certified: Universal compatibility with all standard PoE devices (15.4W per port)
- Automatic Detection: The switch intelligently detects PoE devices and allocates power only to the necessary ports
- Built-in Protection: Safeguards against overload, short circuit, and overheating to protect your connected equipment
HiStack Technology and Stacking
- High-Performance Stacking: Connect up to 8 ERS 4500 switches via proprietary HiStack ports to create a virtual chassis of 400 Fast Ethernet ports
- 320 Gbps Bandwidth: Ultra-fast interconnection between stack members for maximum performance without bottlenecks
- Unified Management: The entire stack is managed as a single switch with one IP address and centralized configuration
- Fail-Safe Stacking: Resilient architecture where the failure of one member does not affect the other switches in the stack
- Mix-and-Match: Freely stack different ERS 4500 models (Fast Ethernet and Gigabit) according to your specific needs
- HiStack Cable Included: 46 cm stacking cable provided with each switch for immediate connection
Layer 3 Routing and Layer 2 Switching
- IPv4 Static Routing: 512 configurable routes allowing interconnection of different subnets without a dedicated external router
- Advanced VLANs: Support for 4094 VLANs for complex network segmentation by department, function, or security level
- 802.1Q Protocol: Standard VLAN tagging for interoperability with all multi-vendor network equipment
- Inter-VLAN Routing: Optimized communication between VLANs without passing through an external router for maximum performance
- RIP v1/v2: Support for dynamic routing protocols for complex network topologies
- OSPF: Open Shortest Path First dynamic routing for large distributed infrastructures
Quality of Service (QoS) and Prioritization
- 8 Hardware Queues: Granular traffic prioritization with 8 priority levels per port to ensure voice and video quality
- 802.1p/Q Support: Traffic classification based on VLAN tags and CoS (Class of Service) priority
- DiffServ/DSCP: Layer 3 marking and classification for advanced prioritization of critical applications
- Bandwidth Management: Bandwidth limitation and guarantee per port, flow, or application
- Traffic Shaping: Outgoing traffic shaping to optimize WAN link usage
- Strict Priority and WRR: Configurable dequeue algorithms to meet the specific needs of each application
Multilayer Network Security
- 802.1X Authentication: Port-level network access control with RADIUS support to secure resource access
- Advanced ACLs: Layer 2/3/4 access control lists for granular filtering of incoming and outgoing traffic
- Port Security: Limiting the number of MAC addresses per port and blocking unauthorized addresses
- DHCP Snooping: Protection against malicious DHCP servers and man-in-the-middle attacks
- Dynamic ARP Inspection: Validation of ARP packets to prevent ARP spoofing and cache poisoning attacks
- IP Source Guard: Source IP address filtering to prevent network identity spoofing
- SSH and SSL/TLS: Secure administration with encrypted management communications
Redundancy and High Availability
- Advanced Spanning Tree: Support for RSTP (802.1w) and MSTP (802.1s) for fast convergence and loop elimination
- SMLT (Split Multi-Link Trunking): Link aggregation across multiple switches for active-active redundancy without Spanning Tree
- Redundant Power Supply RPS-15: Built-in connector for external backup power ensuring electrical continuity
- Link Aggregation (LACP): IEEE 802.3ad to combine multiple physical links and increase bandwidth with automatic failover
- VRRP: Virtual Router Redundancy Protocol for redundant default gateway with seamless failover
- Uplink Failure Detection: Automatic disabling of access ports if uplinks fail
Management and Monitoring
- Graphical Web Interface: Intuitive configuration via browser with Device Manager for simplified administration
- Full CLI: Command-line interface for experienced administrators and script automation
- SNMP v1/v2c/v3: Centralized supervision with standard MIB support for integration into monitoring systems
- RMON I and II: Remote Monitoring for detailed network statistics and proactive diagnostics
- Port Mirroring: Traffic copying to an analysis port for troubleshooting and monitoring with protocol analyzers
- Syslog and TFTP: Centralized logging and remote firmware updates for simplified maintenance
🛡️ Warranty and Customer Service
✅ 30-Day Warranty
We guarantee the proper functioning of this switch for 30 days from receipt.
- Secure and Fast Shipping: Careful shipping with professional packaging and carrier tracking number
- Professional Invoice: Paper invoice with 0% VAT included in every package
- Authentic Product: Guaranteed original Avaya equipment, no counterfeits
- Thoroughly Tested: Each switch is checked (connectivity, PoE, performance) before shipping by our certified technicians
- Commercial Support: Our team answers your questions before and after purchase
⚠️ Disclaimer:
We do not provide technical support for software configuration, network programming, or system integration. This product is sold as-is regarding software and firmware. For advanced technical assistance, HiStack stacking configuration, Layer 3 routing,
