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258 AC/DC Leakage Clamp Meter

AC/DC Leakage Clamp Meter

258 AC/DC Leakage clamp meter is specially designed for on-line measurement of ac/dc leakage current adopting latest CT & digital integration technology.

It is a 10000 count auto-range clamp meter with a slender clamp design to allow use  in places with concentrated Cable such as high speed rail system, electric power metering , automotive circuits etc.

258 AC/DC leakage current clamp meter is designed with a specific size for high in accuracy.

It is an essential tool for safety testing for electricians. Hence, it is widely used in the field of electricity, Communications, meteorology, railroad, oil field , constructions , scientific & research centre, Industrial & Mining establishment.

It comes with  RS232 communication cable & built-in software through which past data is accessible & easily transferrable into PC for further use.

258 DC Leakage current clamp meter has Data Holding feature & can store measuring data upto 99 groups.

258 Leakage clamp meter comes with following accessories: 

  • 1 RS232 Communication Cable
  • Monitoring Software (CD)
  • 1 6F22 9V Battery
  • User Manual with warranty Card


Product Specification

Auto Range


Display Count



Jaw Size

16mm x 18mm,φ 7mm (Max wires O.D.)





Leakage Current (A)

0mA~60.0A AC/DC





Frequency Response

AC 45Hz to 200Hz


Other Features



Display Mode

4-bit LCD display


RS-232 Data transfer


Data Storage

99 groups


Zero Adjustment

Press Zero to return to zero, remove residual magnetism
induction, and then clamp the wires to test


Peak/ Data Hold


Overload Protection

600 Volts


Auto Power Off (5 Minutes)


Over- Range Display


Test Mode

Clamp on CT, Integral Mode


Category Safety Ratings

IEC 1010-1, IEC1010-2-032, CAT III 600V


General Characteristics







35mm x 21.5 mm display domain; 32mm x 15mm


Product Net Weight

180g / 220g (with batteries)


Product Size



Standard Accessories

Batteries, monitoring software, RS232 cable


  • Data hold, auto power off
  • Low battery indication and auto power off
  • Data storage up to 99 groups
  • Zero adjustment
Frequently Asked Questions (5 answered questions)
The minimum leakage current it can measure is 0.1 mA as its measuring range is 0mA~60.0A AC/DC

Person name: Asian

Yes, It has.

Person name: Asian

Safety category ratings for this product is CAT III 600V.

Person name: Asian

16mm x 18mm

Person name: Asian

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Product Info Downloads

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