NETWORX LB-GB45S Gigabit Loopback Tester Network 845425016560 RJ45 10/100/1000BASE-T

( Brand: Networx ), ( Part Type: Tester ), ( Color: Blue ), ( Itemheight: 20 ), ( Itemlength: 90 ), ( Itemweight: 27 ), ( Itemwidth: 83 ), ( Packagelength: 74 ), ( Packageweight: 32 ), ( Size: Rj 45 ), ( Style: Gigabit Loopback ), ( Manufacturer Part Number: LB-GB45S ), ( UPC: 845425016560 )

Review NETWORX Gigabit Rj45 Loopback Tester 10/100/1000base-t Network Blue

Introducing the NetworkRx LB-GB45S Gigabit RJ45 Loopback Tester, a versatile and essential tool for network technicians and engineers. Designed to simplify the process of diagnosing and resolving network issues, this loopback tester is compatible with 10BASE-T, 100BASE-TX (Fast Ethernet), and 1000BASE-T (Gigabit Ethernet) networks.

The LB-GB45S features 45 Test Ports, each with an RJ45 connector that allows direct insertion into Ethernet cables or network devices. This loopback tester is capable of providing a continuous loopback signal on any port, enabling you to quickly test and verify the functionality of your network cabling and devices.

The device includes a built-in LED indicator, which displays the link status and the type of link (10BASE-T, 100BASE-TX, or 1000BASE-T) for each port. This feature makes it easy to identify any connectivity issues and isolate problematic areas in your network.

The NetworkRx LB-GB45S also comes with an intuitive, user-friendly interface that simplifies operation. The device is compact and portable, making it easy to carry in the field or transport between different locations. The rugged design ensures that it can withstand the rigors of daily use in various environments.

The LB-GB45S supports both automatic and manual testing modes. In automatic mode, the device detects the link type and sets the test accordingly, making it suitable for quick, routine tests. Manual mode offers more control and flexibility, allowing you to specifically test different aspects of your network.

This loopback tester is an invaluable tool for network professionals, providing accurate and reliable results to help diagnose and resolve network issues quickly and efficiently. With its extensive compatibility, user-friendly interface, and rugged design, the NetworkRx LB-GB45S is an indispensable addition to any network technician's or engineer's toolkit.

Pros and Cons of buying a NETWORX LB-GB45S Gigabit RJ45 Loopback Tester

The NETWORX LB-GB45S Gigabit RJ45 Loopback Tester is a versatile and essential tool for network technicians and administrators. It allows for testing and troubleshooting of 10/100/1000Base-T Ethernet networks at the physical layer. In this analysis, we will weigh the advantages and disadvantages of investing in this network testing instrument.

1. Comprehensive testing: The NETWORX LB-GB45S supports testing of 10BASE-T, 100BASE-TX, 100BASE-T2, and 1000BASE-T networks, ensuring comprehensive coverage for various Ethernet standards.

2. Loopback testing: The loopback functionality enables users to test the transmission and reception of signals within the same device, which is useful for isolating cable and connector issues.

3. Easy-to-use interface: The tester features a user-friendly interface with a large LCD screen, making it convenient for technicians to navigate and interpret the test results quickly.

4. Rugged design: The LB-GB45S is built with a durable housing that can withstand the rigors of field use and is designed to withstand drops and vibrations.

5. Portability: With its compact form factor, the NETWORX tester is lightweight and portable, which makes it a suitable companion for on-the-go network troubleshooting.

1. Limited functionality: Although the LB-GB45S offers comprehensive testing for Ethernet networks, it may not provide as extensive functionality as more advanced network analyzers or protocol testers.

2. Cost: Compared to more basic RJ45 testers, the NETWORX LB-GB45S is relatively expensive, which might make it a less attractive option for smaller businesses or individual technicians with limited budgets.

3. Limited battery life: The tester does not have an integrated battery, which means it requires an external power source to operate. This can be a disadvantage in situations where power outlets are not readily available.

In summary, the NETWORX LB-GB45S Gigabit RJ45 Loopback Tester provides a comprehensive solution for testing and troubleshooting various Ethernet networks. Its user-friendly interface, rugged design, and loopback functionality contribute to its appeal for network professionals. However, the relatively high cost and limited battery life may deter some potential buyers.

If you are a network administrator or technician who frequently encounters issues in Ethernet networks and requires a versatile and reliable testing solution, the NETWORX LB-GB45S Gigabit RJ45 Loopback Tester is a worthwhile investment. The comprehensive testing capabilities, loopback functionality, and rugged design make it an invaluable tool for troubleshooting and maintaining Ethernet networks. However, for smaller businesses or individuals with limited budgets, more affordable RJ45 testers might be a more suitable option.

Details:

Features a solid molded PVC housing and gold-plated contacts to ensure corrosion-free connection for years of daily use. COMPACT DURABLE: Built for the IT tool bag. Provides the correct signal return for accurate diagnostics on un managed/managed switches and server hardware. FULL GIGABIT SUPPORT: Unlike older testers, this unit supports modern 1000Base-T interfaces while maintaining backward compatibility with standard 10/100 Fast Ethernet.

This molded adapter loops all four wire pairs 1-3, 2-6, 4-7, 5-8 to perform echo tests on switches, wall jacks, and Nicks. It supports full echo tests and link verification on both modern Gigabit 1000Base-T interfaces standard 10/100 Ethernet. Engineered for universal compatibility, it connects seamlessly to any RJ45 port, providing the correct signal return accurate testing of switches, server Nicks, and wall jacks.

part #: lbgb45s price

• $19.11

specifications detectoimage:

• brand: Networx
• part type: Tester
• color: Blue
• itemheight: 20
• itemlength: 90
• itemweight: 27
• itemwidth: 83
• packagelength: 74
• packageweight: 32
• size: Rj 45
• style: Gigabit Loopback
• manufacturer part number: LB-GB45S
• upc: 845425016560

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• availability: In Stock
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• started: February 22, 2026
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