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Black Friday Doorbuster Testboy Multimeter Tb 4000 ( 4000828086 ) 0-600 V Ac, 0-600 V Dc Instant 80% Discount [HGLmtIW8]

$22.99 $73.99 -69%

Testboy Multimeter TB 4000: Versatile and AdvancedThe Testboy Multimeter TB 4000 is a cutting-edge tool designed for both professionals and hobbyists. This versatile multimeter offers a comprehensive range of features that make it an essential instru

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Testboy Multimeter TB 4000: Versatile and Advanced

The Testboy Multimeter TB 4000 is a cutting-edge tool designed for both professionals and hobbyists. This versatile multimeter offers a comprehensive range of features that make it an essential instrument for electrical testing and diagnostics. With its robust construction and user-friendly interface, the TB 4000 is perfect for a variety of applications, from basic home repairs to complex industrial tasks.
  • Multi-functional Measurement: The TB 4000 provides accurate measurements for voltage, current, resistance, and frequency, covering a wide range of electrical parameters.
  • True RMS Measurement: This feature ensures precise readings, even when dealing with non-sinusoidal waveforms, making it ideal for use in AC and DC circuits.

Technical Specifications and Features

The Testboy Multimeter TB 4000 is equipped with a host of technical specifications that set it apart from other multimeters in its class. It offers a voltage measurement range of 0-600 V AC and 0-600 V DC, as well as a current measurement range of 0-10 A. The device also features a resistance measurement range from 0 Ω to 60 MΩ and a diode test function with a range of 0 Ω to 50 Ω. Additionally, the TB 4000 includes a frequency measurement capability up to 10 MHz and an automatic polarity indicator for added convenience.
  • Bluetooth Connectivity: With its built-in Bluetooth interface, the TB 4000 allows for seamless data transfer to a smartphone or tablet, enabling users to log and analyze measurements with the free Testboy app.
  • Temperature Measurement: The multimeter can measure temperatures ranging from -20°C to +200°C, using a K-Type probe (sold separately).

Practical Applications and Benefits

The Testboy Multimeter TB 4000 is a versatile tool that can be used in a wide range of applications, from electrical installations to automotive diagnostics. Its compact and lightweight design make it easy to carry around, while its durable construction ensures long-lasting performance. Whether you are a professional electrician, a DIY enthusiast, or an engineer, the TB 4000 is the perfect companion for all your electrical testing needs.
  • Convenient Data Logging and Analysis: The built-in Bluetooth connectivity allows users to easily log and analyze measurements, providing valuable insights into their electrical systems.
  • Enhanced Safety: The TB 4000 is designed with safety in mind, featuring a CAT III 600 V insulation rating and an automatic shutdown function to prevent overloading.

What Our Customers Say

January 5, 2026

Absolutely no complaints!

I'm really impressed. Great job.

- Amora R..

January 5, 2026

Absolutely no complaints!

I'm very happy with my order.

- Gabrielle B..

January 5, 2026

Absolutely no complaints!

Super impressed with the quality.

- Joel J..

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