Name: 4-Port DS3 Network Module
Brand: Fore Systems
Price: 101.95 USD
Availability: InStock

Fore Systems NM-4/DS3D 4-Port DS3 Network Module

price

$101.95

In Stock: 2
Manufacturer: Fore Systems
Model or Part: NM-4/DS3D
Condition: Refurbished
Weight: 1.00lb

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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 Fore Systems NM-4/DS3D 4-Port DS3 Network Module delivers high-density, reliable DS3 connectivity for carrier-grade routers, switches and multiplexers. Designed for demanding telecom and data-center environments, this compact module provides four independent DS3 (Digital Signal 3) ports in a single hot-swappable form factor, enabling flexible bandwidth scaling and simplified network management.

Key Features

Four independent DS3 ports for up to 44.736 Mbps per port
Hot-swappable design for zero-downtime maintenance
Built-in redundancy with dual power supply support
LED status indicators for link, activity and fault monitoring
Compliance with ITU-T G.703 and G.704 standards
Low power consumption and compact footprint

Technical Specifications

Model/Part Number: NM-4/DS3D
Interface: 4 x DS3 (E1/T1 compatible) RJ-48C connectors
Data Rate: 44.736 Mbps per port
Operating Temperature: 0 to 70 degrees Celsius
Power Input: 12 VDC, 2.5 A max
Dimensions: 4.5 in (H) x 2.0 in (W) x 1.5 in (D)
Weight: 0.8 lbs
Environmental Rating: RoHS compliant

Typical Applications

Carrier Ethernet aggregation points
Metro and long-haul transport networks
Enterprise WAN edge routers
Data-center interconnects requiring DS3 links
Backup and disaster recovery links with redundant paths
Telecom service provider infrastructure upgrades

By integrating the NM-4/DS3D module, network operators can achieve higher port density, reduce cabling complexity and maintain continuous service availability. Its robust design and easy installation make it an ideal choice for any environment where reliable DS3 performance is essential.