
Best selling Multimeters from Klein Tools
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1. Klein Tools Cable tester "VDV Scout Pro 3
The Klein Tools VDV501-851 Scout Pro 3 is a comprehensive cable testing instrument designed for voice, data, and video communication systems. This versatile tester supports audio/video, network, and telecommunications applications, providing reliable diagnostic functions for coaxial, data, and telephone cables. The device features a backlit LCD display for clear visibility in various lighting conditions and includes an automatic shut-off function with a battery level indicator for extended operational life. The unit accurately detects cable breaks, short circuits, wiring errors, and split pairs. With the built-in tone generator and hub-flash function, it enables efficient cable identification and troubleshooting. The kit includes the Scout Pro 3 main testing unit, a self-managing test-n-map remote location module, five LanMap remote modules with RJ45 connectors for network cables, five CoaxMap remote modules with F connectors for coaxial cables, and a coaxial F adapter. This configuration allows for simultaneous testing of multiple cable runs and is suitable for the installation and maintenance of structured cabling systems. The device tests voice cables with RJ11/RJ12 connectors, data cables with RJ45 connectors, and video coaxial cables with F connectors, delivering clearly defined test results. Powered by a standard 9-volt battery, this professional tool meets the needs of telecommunications technicians, network installers, and audio/video system integrators who require reliable cable verification and fault detection capabilities. The rugged housing ensures durability under demanding conditions, while the intuitive operation allows for quick onboarding. The precise fault localization reduces downtime and optimizes maintenance processes in commercial and industrial environments.

2. Klein Tools LAN Scout Junior 2
The LAN cable tester Scout Jr. 2 is used for testing installed and non-installed network cables (CAT 5e, CAT 6/6A) that end in RJ45 connectors. Additionally, it allows you to test cables with multiple tone frequencies. The large display is backlit to facilitate reading in low light conditions. Three buttons provide an intuitive user interface.

3. Klein Tools Cable length gauge 501-915 1pc.
The Klein Tools Cable Length Meter 501-915 is a portable time-domain reflectometer designed for precise cable length measurements. It is ideal for professionals working in networking or electrical fields. With a maximum cable length of 914 meters, this device allows for comprehensive analysis of cable connections. The integrated backlit LCD display ensures clear readability, even in challenging lighting conditions. The meter supports various connectors, including BNC and RJ-45, and offers features such as Open Circuit Testing and Short Circuit Testing. Thanks to its compact design and included storage bag, it is easy to transport and store.
- Portable time-domain reflectometer for precise cable length measurements
- Supports BNC and RJ-45 connectors
- Integrated backlit LCD display
- Features for Open Circuit Testing and Short Circuit Testing
- Comes with a storage bag.

4. Klein Tools Tontest-Geräte-Satz
This set contains the tools required for sound and wire tracing in common cabling systems. This high-end tone generator is equipped with pliers. The tone generator emits five different tones. Features an RJ11 plug that easily connects to RJ45 phone or network jacks for tone. Also enables continuity and polarity tests, which are indicated by clearly labelled LEDs. The 3.5 mm jack plug allows a headset to be connected in noisy environments. The tracer probe allows testing in distribution blocks without disturbing other services. Devices with rubber grip for better handling. 5 different tone cadences. With a range of over 300 metres. Tests for continuity and polarity, with results indicated by clearly labelled LEDs. With RJ11 plug for easy connection to RJ45 telephone or network sockets. Equipped with a 3.5 mm jack plug. Contents: Case. Tone generator. Follow-up probe for non-active wiring. 4x 1.5 V battery (AAA / LR03).

5. Klein Tools ET900 USB Multimeter
The Klein Tools ET900 USB Multimeter is a digital measuring device designed for precise measurements of direct current. It features a user-friendly USB interface that allows for easy connection to computers and other devices. With a compact design and a lightweight of just 31 grams, it is ideal for use on the go or in tight workspaces. The multimeter is designed to perform a variety of electrical measurements, making it an essential tool for both professionals and hobbyists alike. The digital display ensures a clear and easily readable representation of the measurement values, while the robust construction guarantees durability. The ET900 is a practical solution for anyone needing reliable and accurate measurements.
- USB interface for easy data transfer
- Compact and lightweight design for mobile applications
- Digital display for clear and precise measurement values.

6. Klein Tools - Sonda s tónovým generátorem KIT
The Klein Tools VDV500-820E Tone-and-Probe PRO Set is a professional cable testing kit specifically designed for network technicians and installers. It includes a tone generator and a locating probe equipped with five different tones to enable precise cable identification and tracing in complex wiring environments. The RJ11 and RJ45 connectors ensure continuity and polarity testing, which is essential for correct connections in telephone and Ethernet networks. The locating probe features a built-in LED work light that enhances visibility in low-light conditions, thereby increasing functionality during installations and troubleshooting. Powered by the included AAA batteries, this tool offers reliable performance in the field. The entire set is housed in a sturdy carrying case that provides protection and organization during transport and storage.
- Five different tones for precise cable identification
- RJ11 and RJ45 connectors for continuity and polarity testing
- Integrated LED work light for better visibility
- Sturdy carrying case for secure transport and storage.

7. Klein Tools Voltage tester
Klein Tools contactless voltage tester with two measuring ranges, 12-1000 V AC.

8. Klein Tools ET920
Main features Technical details Product type Digital multimeter Support positioning Hand-held multimeter DC Voltage range 3 - 20 V DC Current range 0.05 - 5 A International protection class (IP code) IP20 Connections and interfaces Number of USB ports 2 Screen Display LCD Weight and dimensions Width 50 mm Depth 75 mm Height 15 mm Weight 48 g.

9. Klein Tools Coax Explorer Tester Remote Kit
The new Coax Explorer 2 is the ideal tool for installers. It enhances your productivity when installing coaxial cabling. Assign the correct labels to unlabeled connections in seconds.

10. Klein Tools VDV770851 Extension Kit Extension Module Test + Map™ Upgrade Set

Klein Tools VDV770851 Extension Kit Extension Module Test + Map™ Upgrade Set
Cable tester