Nortel NTN455AA Express Right Extender Card

Overview
The Nortel NTN455AA Express Right Extender Card is a high-performance line interface module designed to extend the reach of Nortel Express Right telephony systems. Engineered for reliability and ease of installation, this card provides seamless connectivity between the main switch and remote stations, enabling flexible deployment in a variety of enterprise environments.

Key Features

• Compact 2U rack-mount form factor for space-saving installation
• Supports up to 48 voice channels per card
• Plug-and-play design with hot-swap capability
• Built-in diagnostics and LED status indicators for quick troubleshooting
• Compatible with all standard Express Right system configurations
• Low power consumption for reduced operating costs

Technical Specifications

• Model/Part Number: NTN455AA
• Manufacturer: Nortel
• Channel Capacity: 48 simultaneous voice paths
• Interface Type: RJ-48C RJ-45 compatible
• Power Requirement: 12 V DC, 2.5 A max
• Operating Temperature Range: -10 to 55 deg C
• Storage Temperature Range: -20 to 70 deg C
• Dimensions: 19 in rack width, 3.5 in height (2U), 8 in depth
• Weight: 3.2 lbs (1.45 kg)

Applications

• Corporate PBX extensions in multi-site office buildings
• Call centre line expansion for increased agent capacity
• Remote branch office connectivity to a central Express Right switch
• Hospital and healthcare facility telephone distribution networks
• Educational campus telephony infrastructure upgrades

By integrating the Nortel NTN455AA Express Right Extender Card, businesses can achieve greater scalability, improve call handling efficiency, and maintain high voice quality across dispersed locations.