Name: 4500G Network Switch, Power-over-Ethernet PoE, 48-Ports
Brand: 3Com
Price: 53.95 USD
Availability: InStock

3Com 3CR17772-91 4500G Network Switch, Power-over-Ethernet PoE, 48-Ports

The 3Com 4500G Network Switch (model 3CR17772-91) delivers reliable, high-performance connectivity for medium to large enterprise environments. With 48 Ethernet ports and integrated Power over Ethernet (PoE), this switch simplifies cable management w... Read More

price

$53.95

In Stock: 1
Manufacturer: 3Com
Model or Part: 3CR17772-91
Condition: Refurbished
Weight: 19.40lb
Dimensions: 0.04in x 0.04in x 0.04in

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Product Information

Item Condition

New - Sealed or Open Box Condition
Excellent - Almost-New, Missing Original Packaging
Refurbished - Seller Refurbished, Good Condition, Previously Used Item

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Description

Overview
The 3Com 4500G Network Switch (model 3CR17772-91) delivers reliable, high-performance connectivity for medium to large enterprise environments. With 48 Ethernet ports and integrated Power over Ethernet (PoE), this switch simplifies cable management while powering IP phones, wireless access points, cameras and other PoE-enabled devices directly from the network. Its robust architecture, advanced Layer 2 switching features and energy-efficient design make it an ideal core or distribution layer component for modern campus and branch networks.

Key Features

48 full-duplex 10/100/1000Base-T ports with auto-negotiation
PoE support delivering up to 30 watts per port (IEEE 802.3af/at compatible)
Non-blocking switching fabric with 48 Gbps backplane capacity
Advanced Layer 2 functions including VLAN tagging, trunking, Spanning Tree Protocol and Link Aggregation
Quality of Service (QoS) prioritization for voice, video and critical data traffic
Web-based management interface plus SNMP v1/v2c/v3 for remote monitoring
Fan-controlled thermal design for quiet operation in data centre or office settings

Technical Specifications

Model number: 3CR17772-91
Port count: 48 x 10/100/1000Base-T RJ45
PoE power budget: up to 370 watts total
Switching capacity: 48 Gbps non-blocking
Forwarding rate: 35.7 Mpps
MAC address table: 32K entries
Dimensions (HxWxD): 1.73 in x 17.5 in x 9.5 in (44 mm x 445 mm x 242 mm)
Weight: 13.5 lbs (6.1 kg)
Operating temperature: 0 to 40 degrees C (32 to 104 degrees F)
Power input: 100-240 VAC, 50/60 Hz
Compliance: IEEE 802.3af, IEEE 802.3at, RoHS

Typical Applications

Enterprise campus networks requiring high port density and PoE for IP phones and wireless APs
Surveillance systems that need power and data over a single cable for security cameras
Branch office deployments where space and cabling simplicity are critical
Education and healthcare facilities that rely on reliable voice and video communication
Any environment that benefits from centralized management, QoS and robust Layer 2 switching capabilities