Hioki DT4281

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World's Premier Digital Multimeter. Superior Accuracy and High Response, Topped with Safety Terminal Shutters

The DT4281 is our top-of-the-line high-precision 60000 count digital multimeter with all of the functions and features required for advanced testing in complex power and electrical applications.

CAT IV 600 V, CAT III 1000 V


  • 60000 count, 5-digit display, high-resolution measurements
  • ±0.025% DC V basic accuracy, wide 20 Hz to 100 kHz AC V
  • frequency characteristics
  • Low-pass filter cuts high harmonics (when measuring inverter fundamental waveforms)
  • Includes multiple measurement functions such as DC+ACV,
  • temperature, capacitance, and frequency
  • Terminal shutter mechanism (prevents erroneous test lead insertion)
  • Measures large currents with optional clamp probe
  • (only for DT4281, which has no 10 A terminal for accident prevention)
  • Measure up to 10A with direct input (DT4281 only)
  • Dual display lets you check voltage and frequency simultaneously
  • Magnetic strap (Optional)
  • Rear kickstand
  • Store probes at the back of the tester
  • Identify excessively high input with a red screen backlight
  • Robust design capable of withstanding a drop from a height of 1 m
  • USB communications function supports PC measurements (optional)
  • Broad -15 (5°F) to 55°C (131°F) operating temperature range

Download Datasheet

HIO DT4281