Name: Definity Switch Node Interface Card
Brand: Avaya Lucent
Price: 59.95 USD
Availability: InStock

Avaya Lucent TN573B Definity Switch Node Interface Card

The Avaya Lucent TN573B Definity Switch Node Interface Card is a high-performance, modular interface solution designed for enterprise and carrier grade communication networks. Engineered to integrate seamlessly with Avaya Definity switches, this card... Read More

price

$59.95

In Stock: 11
Manufacturer: Avaya Lucent
Model or Part: TN573B
Condition: Refurbished
Weight: 5.00lb

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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 Avaya Lucent TN573B Definity Switch Node Interface Card is a high-performance, modular interface solution designed for enterprise and carrier grade communication networks. Engineered to integrate seamlessly with Avaya Definity switches, this card delivers reliable, low-latency connectivity for voice, data, and video traffic across a wide range of deployment scenarios.

Key Features

Supports up to 24 E1/T1 ports for flexible channel provisioning
Full duplex operation with built-in line coding and framing
Hot-swap capability for zero-downtime maintenance
Advanced error detection and correction to ensure high quality transmission
Compact 2U form factor optimized for space-constrained racks
Compatible with Avaya Definity switch software releases 7.0 and later

Technical Specifications

Interface Type: E1/T1 (RJ48C) - 24 ports per card
Data Rate: 2.048 Mbps per E1, 1.544 Mbps per T1
Power Consumption: 12 W typical, 15 W maximum
Operating Temperature: 0 to 40 degrees Celsius
Humidity: 10 to 90 percent non-condensing
Dimensions: 2U height, 19 inch rack width, 3.5 inch depth
Compliance: FCC Part 15, CE, RoHS

Applications
The TN573B is ideal for:

Large corporate campuses requiring scalable voice and data interconnect
Telecom service providers building carrier-grade backbones
Call centers that need high-density channel access with reliable performance
University and research networks that demand robust multimedia support
Government and public safety communications where uptime is critical

By delivering a blend of high capacity, proven reliability, and easy integration, the Avaya Lucent TN573B Definity Switch Node Interface Card helps organizations future-proof their communications infrastructure while maintaining optimal performance and operational efficiency.