Name: 4-Port OC-3 SR
Brand: Marconi
Price: 268.95 USD
Availability: InStock

Marconi NM-4/155SMSRC 4-Port OC-3 SR

The Marconi NM-4/155SMSRC 4-Port OC-3 SR is a compact, high-performance optical networking module designed for demanding carrier and enterprise environments. This four-port, OC-3 (155 Mbps) short-reach transceiver delivers reliable, low-latency conne... Read More

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$268.95

Ships from outside of the USA. Please allow up to 2 weeks for delivery.

In Stock: 11
Manufacturer: Marconi
Model or Part: NM-4/155SMSRC
Condition: Refurbished
Weight: 22.00lb

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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-4/155SMSRC 4-Port OC-3 SR is a compact, high-performance optical networking module designed for demanding carrier and enterprise environments. This four-port, OC-3 (155 Mbps) short-reach transceiver delivers reliable, low-latency connectivity over multimode fiber, making it ideal for data center interconnects, metro networks and high-speed campus backbones.

Key Features

Four independent OC-3 ports in a single, space-saving chassis
Supports both full-duplex and half-duplex operation
Hot-swap capable for minimal service interruption
Built-in diagnostics and alarm monitoring
Low power consumption with efficient thermal design
Compliance with ITU-G.983 and ANSI T1.617 standards

Technical Specifications

Data rate: 155 Mbps per port (OC-3)
Wavelength: 1310 nm
Fiber type: Multimode (OM1/OM2/OM3)
Connector: LC duplex
Maximum reach: 2 km on OM3, 550 m on OM2
Operating temperature: 0 to 70 degrees Celsius
Power supply: 12 V DC, 1.5 A max
Dimensions: 2U rack-mountable, 44 mm height
Weight: 1.2 kg

Applications
The NM-4/155SMSRC is suited for a wide range of high-speed networking scenarios, including:

Data center to data center links
Metro Ethernet aggregation
Campus and university network backbones
Financial trading platforms requiring low latency
Video distribution and broadcast facilities
Enterprise wide area network extensions

By integrating four OC-3 ports into a single, reliable unit, the Marconi NM-4/155SMSRC provides cost-effective scalability and simplifies cable management, helping you build robust, future-ready fiber infrastructures.