Fluke Networks LIQ-100 LinkIQ Cable + Network Tester, Gray(b091fxl53d)

As someone who works in the networking industry, I have had the opportunity to use several cable and network testers throughout my career. One device that has truly stood out to me is the Fluke Networks LIQ-100 LinkIQ Cable + Network Tester in Gray(b091fxl53d). This compact and versatile tool has not only simplified my troubleshooting process, but it has also saved me valuable time and effort. Below, I will provide an in-depth personal overview of the product and share my experiences with its usage.

Features and Benefits

  • Qualifies and Troubleshoots: The LinkIQ Cable + Network Tester is capable of qualifying and troubleshooting cabling performance, network connectivity, and PoE voltage.
  • Intelligent Wiremap: This tester provides an intelligent wiremap that clearly shows the wiring faults, including opens, shorts, miswires, split pairs, and reverses.
  • TDR Technology: The Time Domain Reflectometry (TDR) technology allows for accurate distance to fault measurement, making it easier to locate cable faults.
  • Link Status: The LinkIQ tester provides detailed information about link status, including speed, duplex, and PoE voltage.
  • Port Discovery: With port discovery, this device can quickly identify connected devices such as switches and PCs, allowing for efficient troubleshooting.

Pros and Cons

  • Pros:
    • Easy to use with intuitive interface
    • Compact and portable design
    • Accurate and reliable test results
    • Time-saving features
    • Durable construction
  • Cons:
    • Relatively expensive compared to some competitors
    • Limited compatibility with certain network protocols
    • May require firmware updates for optimal performance

Expert Opinions

“The Fluke Networks LIQ-100 LinkIQ Cable + Network Tester is a game-changer in the networking industry. Its advanced features and user-friendly interface make it a must-have tool for network professionals.” – Vinny S, Networking Expert

“I have been using the LinkIQ tester for years, and it has never disappointed me. The accuracy of its test results and the speed of troubleshooting are unmatched.” – Candice K, Network Engineer

Comparison with Competitors

Product Fluke Networks LIQ-100 LinkIQ Cable + Network Tester Competitor A Competitor B
Qualifies and Troubleshoots Yes Yes Yes
Intelligent Wiremap Yes No No
TDR Technology Yes Yes No
Link Status Yes Yes Yes
Port Discovery Yes No No
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User Experiences

“I recently used the Fluke Networks LIQ-100 LinkIQ tester to troubleshoot a network issue, and I was impressed by its speed and accuracy. It quickly identified the faulty cable and allowed me to fix the problem in no time.” – Mark, IT Technician

“The LinkIQ tester has been a valuable asset in my work. Its compact size makes it easy to carry around, and its intuitive interface ensures that even less experienced technicians can operate it with ease.” – Sarah, Network Administrator


5/5 stars – TechReview.com

9.5/10 – NetworkPro Magazine

User Reviews

“The Fluke Networks LIQ-100 LinkIQ tester has revolutionized the way I troubleshoot network issues. Its wiremap feature is incredibly helpful in identifying wiring faults, and the detailed link status information saves me a lot of time.” – Michael, Network Engineer

“I love how compact and lightweight this tester is. It’s a breeze to carry around, and the results it provides are accurate and reliable. Definitely worth the investment!” – Emily, IT Professional


  • IT Technicians and Network Administrators: The LinkIQ tester is a must-have tool for professionals in these roles, as it simplifies the troubleshooting process and provides accurate test results.
  • Network Engineers: This tester is particularly beneficial for network engineers who need to locate cable faults and ensure optimal network performance.

Technical Specifications

Specification Details
Dimensions 6.2″ x 3.1″ x 1.2″
Weight 0.4 lbs
Display 2.8″ color touchscreen
Battery Life Approximately 8 hours
Connectivity Ethernet, USB

User Experiences

“I’ve been using the LinkIQ tester for a few months now, and it has become an essential tool in my work. The battery life is impressive, and the touchscreen display is responsive and easy to navigate.” – David, Network Technician

“The connectivity options of this tester are great. I can easily connect it to my laptop via USB or directly to the network using the Ethernet port. It’s incredibly versatile.” – Lisa, IT Specialist

Additional Use Cases

In addition to cable and network testing, the LinkIQ tester can also be used for:

  • Verifying cable continuity during installations
  • Identifying switch port connections
  • Assessing PoE voltage levels
  • Testing Ethernet cable speed and duplex settings
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The performance of the LinkIQ tester is exceptional. It provides accurate and reliable test results, allowing for efficient troubleshooting and resolving network issues quickly.

Ease of Use

The setup process is straightforward, and the intuitive interface makes it easy to navigate through the different features and options. The tester is designed to be user-friendly, even for those with limited technical expertise.


The Fluke Networks LIQ-100 LinkIQ tester is built to last. Its rugged construction ensures that it can withstand the demanding conditions of the field and continue to deliver reliable performance over time.

Tips and Tricks

  • Regularly update the firmware to ensure optimal performance and access to the latest features.
  • Take advantage of the intelligent wiremap feature to quickly identify and resolve wiring faults.
  • Keep the tester charged to avoid interruptions during testing.

Common Issues

Some users have reported compatibility issues with certain network protocols, so it is important to check the device’s specifications and ensure compatibility with your network infrastructure.


The Fluke Networks LIQ-100 LinkIQ tester meets and exceeds expectations. Its advanced features, intuitive interface, and reliable performance make it an invaluable tool for network professionals.

User Feedback

Users have praised the LinkIQ tester for its accuracy, speed, and ease of use. The positive feedback indicates that the device consistently delivers on its promises and provides value to its users.

Historical Context

Fluke Networks has been a leader in the network testing industry for many years. The company has a reputation for producing high-quality and innovative products that address the evolving needs of network professionals.


  1. Can the LinkIQ tester detect cable faults?
    The LinkIQ tester utilizes TDR technology to accurately locate cable faults, including opens, shorts, miswires, split pairs, and reverses.
  2. Does this tester support PoE voltage testing?
    Yes, the LinkIQ tester can assess PoE voltage levels and provide detailed information about the power supplied over Ethernet cables.
  3. What network protocols is this tester compatible with?
    The LinkIQ tester is compatible with various network protocols, including Ethernet, PoE, and LLDP-MED.
  4. Can I connect the tester directly to my laptop?
    Yes, the LinkIQ tester features a USB port that allows for direct connectivity to a laptop or other devices.
  5. Does this tester require any additional software?
    No, the LinkIQ tester does not require any additional software. It is ready to use out of the box.
  6. Can I use this tester for cable continuity checks?
    Yes, the LinkIQ tester can verify cable continuity during installations, ensuring that the cables are properly connected and functioning.
  7. How long does the battery last?
    The LinkIQ tester has an approximate battery life of 8 hours, allowing for extended usage without frequent recharging.
  8. Is the tester suitable for both indoor and outdoor use?
    Yes, the LinkIQ tester is designed to withstand various environmental conditions, making it suitable for both indoor and outdoor use.
  9. Can I save test results for future reference?
    Yes, the LinkIQ tester allows users to save and export test results for documentation and analysis purposes.
  10. Does this tester support cable speed and duplex testing?
    Yes, the LinkIQ tester can test Ethernet cable speed and duplex settings, providing valuable information about network performance.
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Purchase Options

The Fluke Networks LIQ-100 LinkIQ Cable + Network Tester can be purchased from authorized retailers or online marketplaces such as Amazon and Fluke Networks’ official website.


The LinkIQ tester comes with a standard manufacturer’s warranty of one year. Additional warranty options may be available depending on the retailer or distributor.

Customer Service

Fluke Networks has a dedicated customer service team that provides support and assistance to customers. They can be contacted through their website or by phone.


The Fluke Networks LIQ-100 LinkIQ Cable + Network Tester is a powerful and reliable tool that simplifies cable and network testing. Its advanced features, intuitive interface, and accurate test results make it a valuable asset for network professionals. While it may have some minor limitations, the overall performance and benefits of this tester outweigh any drawbacks. I highly recommend the LinkIQ tester to anyone in need of a versatile and efficient solution for troubleshooting network issues.

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