Multímetro digital HK78B PRO com 4 000 contagens, NCV, CAT III, 1 000 V TRMS

Destaques:

  • 4,000 counts display for high-resolution measurements.
  • True RMS for accurate AC signal analysis.
  • Extended temperature range from -20°C to 1000°C (-4°F to 1832°F).
  • Non-Contact Voltage (NCV) and live wire recognition for safety.
  • Flashlight and LCD backlight for ease of use in dark spaces.
  • Data hold and relative mode to simplify complex readings.
  • CAT III 1000V safety certified.

Honeytek HK78B PRO – 4,000 Counts TRMS Manual Range Digital Multimeter

 Descrição do produto

The Honeytek HK78B PRO is a premium 4,000-count true RMS manual range digital multimeter with enhanced features for more demanding professional applications. While it shares the same core electrical measurement capabilities as the HK78A PRO, the HK78B PRO stands out with its expanded temperature measurement range. This makes it an ideal tool for technicians working with heating systems, engines, and other applications where a broad temperature range is required. Its combination of accuracy, safety features like NCV, and extra functionality make it a versatile and powerful diagnostic instrument.

Destaques

  • 4,000 counts display for high-resolution measurements.

  • RMS real for accurate AC signal analysis.

  • Extended temperature range from -20°C to 1000°C (-4°F to 1832°F).

  • Non-Contact Voltage (NCV) e reconhecimento de fios sob tensão for safety.

  • Lanterna e LCD backlight for ease of use in dark spaces.

  • Suspensão da recolha de dados e relative mode to simplify complex readings.

  • CAT III 1000 V safety certified.

 Especificações 

FunctionGamaPrecisão
Tensão CC400m/4/40/400V, 750V±(0.5%+2d) to ±(0.8%+3d)
Tensão CA400m/4/40/400V, 750V±(0.8%+3d)
Corrente contínua40m/400mA, 20A±(1.0%+5d)
Corrente alternada40m/400mA, 20A±(1.5%+5d) to ±(1.0%+10d)
Resistência400/4k/40k/400k/4MΩ, 40MΩ±(1.0%+5d)
Capacitância10nF, 100n/1u/10u/100uF, 1m/40mF±(4.0%+25d) to ±(5.0%+5d)
Frequência1/10/100/1kHz±(0.1%+2d)
Temperatura (°C)-20°C-1000°C±(2.0%+3d)
Temperatura (°F)0°F-1832°F±(2.0%+3d)
Contagem de exibições3999 
RMS real✔️ 
Classificação de segurançaCAT III 1000 V 
Size / Weight185 × 88 × 54 mm / 355g 
  • HVAC system diagnostics and temperature monitoring.

  • Industrial process control and temperature-sensitive equipment testing.

  • Automotive engine diagnostics and temperature analysis.

  • Professional use in demanding environments where a wide temperature range is crucial.


  Comparison – HK78A PRO vs HK78B PRO

CaracterísticaHK78A PROHK78B PRO
Contagem de exibições39993999
RMS real✔️✔️
Intervalo de tensão CCUp to 750VUp to 750V
Intervalo de tensão CAUp to 750VUp to 750V
Intervalo de resistênciaAté 40 MΩAté 40 MΩ
Temperatura (°C)❌-20°C-1000°C
Temperatura (°F)❌0°F-1832°F
Transistor hFE Test✔️❌
Alarme de continuidade✔️✔️
Teste de díodos✔️✔️
Lanterna✔️✔️
NCV✔️✔️
Retroiluminação do LCD✔️✔️
Retenção de dados✔️✔️
Modo relativo✔️✔️
Classificação CATCAT III 1000 VCAT III 1000 V
Ideal paraGeneral professional use and electronics repair, including hFE testing.Professionals in HVAC, industrial, or automotive fields who require a broad temperature measurement range.
Shanghai Office

Shenzhen Factory

U.S. Office

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Perguntas Frequentes

Yes, Honeytek supports OEM/ODM customization, including logo printing, packaging design, and parameter adjustments (e.g., measurement ranges, functions, or display options) to meet specific client requirements.

Standard models usually ship within 15–30 days after order confirmation. Customized orders may require additional time depending on specifications.

Yes, our DMMs comply with CE, RoHS, and other international safety/quality standards. Specific certifications vary by model—contact us for details.

MOQ starts at 500 units for standard customization (e.g., logo/packaging). Larger parameter modifications may require higher quantities.

All DMMs undergo rigorous calibration and testing. We provide calibration certificates (optional) and recommend periodic recalibration for precision.

We provide a 1–2 year warranty, technical support, and repair services. Spare parts (e.g., test leads, fuses) are also available.

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