Hioki CM4001 AC Leakage Clamp Meter

In stock


Hioki CM4001 AC Leakage Clamp Meter is a high-quality instrument designed to accurately measure AC leakage current with ease and convenience. It is ideal for professionals and DIY enthusiasts who require a reliable and accurate tool for diagnosing and troubleshooting electrical systems.

Applications: Electrical safety inspections, HVAC systems, Testing appliance safety, Testing GFCI circuits.

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Hioki CM4001 AC Leakage Clamp Meter offers a wide measurement range. This Hioki Clamp Meter offers high accuracy, with a resolution of 0.1 mA and an accuracy of ±1.5% of reading ±5 digits. This level of accuracy is crucial for ensuring that electrical systems are functioning properly and safely.

Features of Hioki AC Leakage Clamp Meter:

  • Wireless communication capability for even greater convenience.
  • Instantly create reports with a free app (GENNECT Cross)
  • Find issues faster with a comparator function

Additional information



Model No


AC Current

60.00 mA/ 600.0 mA/ 6.000 A/ 60.00 A/ 600.0 A, 5 ranges




40.0 Hz to 999.9 Hz

Crest factor

4.5 (4000 counts or less)
3 (more than 4000 counts, 6000 counts or less)

Filter function

180 Hz ±30 Hz at filter ON (-3 dB)

Power Supply

LR03 alkaline battery × 1; Continuous operating time: 32 hr. (without Z3210 installed), 16 hr. (with Z3210 installed and using wireless communications)

Core jaw diameter

φ 24 mm (0.94 in)

Supply Scope

Carrying case × 1, Strap × 1, Instruction manual × 1, Operating Precautions × 1, LR03 alkaline battery × 1


37 mm (1.46 in) W × 160 mm (6.30 in) H × 27 mm (1.06 in) D


115 Grams

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AC Leakage Clamp Meter

Hioki CM4001 AC Leakage Clamp Meter