Name: 4-Port 155Mbps OC-3c/STM-1 SMF Network Module
Brand: Marconi
Price: 647.95 USD
Availability: InStock

Marconi NM-4/155SMIRD 4-Port 155Mbps OC-3c/STM-1 SMF Network Module

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$647.95

Ships next business day.

In Stock: 10
Manufacturer: Marconi
Model or Part: NM-4/155SMIRD
Condition: Refurbished
Weight: 17.00lb

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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 Marconi NM-4/155SMIRD is a high-performance 4-port network module designed for demanding telecom and data transport environments. It delivers 155Mbps per port over single-mode fiber (SMF) and supports OC-3c/STM-1 rates, providing reliable, low-latency connectivity for carrier-grade networks. Compact and rugged, this module is ideal for integration into chassis-based routers, switches and optical transport platforms where space and power efficiency are critical.

Key Features

Four independent 155Mbps ports for OC-3c/STM-1 transmission
Single-mode fiber (SMF) interface with standard LC connectors
Hot-swap capable for zero-downtime maintenance
Low power consumption and built-in diagnostics
Compliance with ITU-G.707 and ANSI T1.105 standards
Robust metal housing for high vibration and temperature environments

Technical Specifications

Model/Part Number: NM-4/155SMIRD
Port Count: 4
Data Rate: 155Mbps per port (OC-3c/STM-1)
Connector Type: LC duplex
Fiber Type: Single-mode (SMF) 1310nm wavelength
Operating Temperature: -40 to 85 deg C
Power Supply: 12V DC, 2.5A max
Dimensions: 4U rack-mount, 440mm H x 200mm W x 150mm D
Compliance: RoHS, CE, FCC Part 15

Applications

Metro Ethernet and broadband aggregation
Optical transport networks (OTN) and SDH/SONET backbones
Carrier Ethernet edge devices
Enterprise campus fiber distribution
Telecom central office and remote terminal equipment
Disaster recovery links and redundant path provisioning

By choosing the Marconi NM-4/155SMIRD, network operators gain a proven solution that combines high throughput, easy integration and long-term reliability, helping to future-proof critical infrastructure while simplifying maintenance and reducing total cost of ownership.