Name: Looprunner 2 ATU-C MDM
Brand: Cisco
Availability: InStock

Cisco 800-04409-01 Looprunner 2 ATU-C MDM

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In Stock: 9
Manufacturer: Cisco
Model or Part: 800-04409-01
Condition: Refurbished
Weight: 12.00lb

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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 Cisco Looprunner 2 ATU-C MDM (part number 800-04409-01) is a compact and reliable loopback test unit designed for field technicians and network engineers who need to verify Ethernet connectivity on copper cabling. This portable device provides an easy plug-and-play solution that quickly isolates faults, confirms link integrity, and reduces downtime in both enterprise and service provider environments.

Key Features

Integrated automatic test unit (ATU) for continuous loopback monitoring
Supports 10/100/1000BASE-T Ethernet speeds
LED indicators display link status, loss of signal and fault conditions at a glance
Rugged housing meets IP40 rating for protection against dust and debris
Powered directly from the host port - no external power source required
Simple RJ45 connector with polarity-corrected design to prevent mis-plugging

Technical Specifications

Model: Looprunner 2 ATU-C MDM
Part Number: 800-04409-01
Supported Media: Category 5e, 6 and higher copper twisted pair
Operating Speed: 10 Mbps, 100 Mbps, 1 Gbps
Power Consumption: Less than 0.5 W (drawn from host port)
Dimensions: Approx 3.2 in x 1.4 in x 0.9 in (L x W x H)
Weight: About 0.2 lb
Operating Temperature: -10 to 55 deg Celsius
Storage Temperature: -20 to 70 deg Celsius
Compliance: RoHS, FCC Part 15 Class B

Typical Applications

Rapid verification of Ethernet links in data centers and server rooms
Troubleshooting of cabling faults on campus or branch office networks
Pre-deployment testing for new fiber to copper conversion projects
Support for service technicians performing field repairs on customer premises
Quality assurance testing during network upgrades or equipment migrations

The Cisco Looprunner 2 ATU-C MDM delivers dependable performance, intuitive visual feedback and rugged durability, making it an essential tool for anyone tasked with maintaining high-availability Ethernet infrastructures.