Cisco 800 Series 2-Port 802.3af Compatible Power Module (P/N: 74-7721-02 B0)

Cisco 74-7721-02 B0 is a power module designed for Cisco 800 Series integrated services routers. It provides Power over Ethernet (PoE) capability compliant with IEEE 802.3af standards, enabling supported Cisco routers to supply power directly to connected IP phones, wireless access points, and other PoE-enabled devices over Ethernet cabling. The module is intended for branch office and small business networking deployments where integrated power delivery simplifies installation and reduces cabling requirements.

Key Features

• 2-port IEEE 802.3af compatible power module
• Designed for Cisco 800 Series routers
• Integrated Power over Ethernet (PoE) functionality
• Simplifies deployment of IP phones and wireless access points
• Reduces need for external power adapters
• Supports centralized power management
• Field-replaceable module
• Enterprise-grade Cisco reliability
• Compact form factor for branch office deployments
• Compatible with selected Cisco 800 Series platforms

Technical Specifications

Model: 74-7721-02 B0

Manufacturer: Cisco Systems

Product Type: PoE Power Module

Power Standard:

• IEEE 802.3af

PoE Ports:

• 2 Ports

Application:

• Ethernet Power Injection
• Power over Ethernet (PoE)

Compatibility:

• Cisco 800 Series Integrated Services Routers

Installation:

• Internal Router Module

Function:

• Supplies power to PoE-enabled network devices through Ethernet connections

Deployment Environment:

• Small Office Networks
• Branch Offices
• Remote Sites

Technology:

• Integrated PoE Power Delivery Module