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Amprobe ACDC-100 1000A AC/DC Clamp-On Digital Multimeter

Clamp-on multimeter for AC & DC voltage to 600V, DC current to 1000A, AC current to 800A, plus ohms, capacitance & diode test.


Amprobe’s ACDC-100 AC/DC Digital Clamp-On Multimeter is where accuracy, quality, and newest technology meet. The ACDC-100 offers superior AC/DC measurement capabilities, highest product quality and enhanced ergonomics with Red, Rubber, Ribs™ design.


  • 1000A DC current, 800A AC current
  • Large, easy-to-read LCD display
  • Auto and manual ranging
  • Relative zero mode
  • Auto power off
  • Data hold
  • MAX capture function for inrush current measurements (30 ms response)
  • Diode Test
  • Audible continuity
  • Accommodates conductors up to 2.00” (50 mm) in diameter
  • "Third hand" - test probe holder
  • Rubber over-molded case with built-in probes storage
  • Carrying case, test leads, batteries (installed) and user manual included
  • Wide choice of Amprobe multimeter accessories



DC Voltage Ranges

400.0 mV, 4.000, 40.00, 400.0 V, 600 V

DC Voltage Accuracy

± 0.5% rdg ± 3 digits

AC Voltage Ranges

400.0 mV, 4.000, 40.00, 400.0 V, 600 V

AC Voltage Accuracy

± 1.5% rdg ± 4 digits

Input Impedance

10 MΩ

Transient Protection

6.5 kV (1.2 / 50 μs surge)

DC Current (clamp-on)

400.0, 1000 A

DC Current Accuracy

± 1.5% rdg ± 4 digits

AC Current (clamp-on)

400.0, 800 A (50-500 Hz)

AC Current Accuracy

± 1.5% rdg ± 5 digits

Overload Protection

1000 A dc or 800A rms continuous

Resistance Ranges

400.0 Ω, 4.000, 40.00, 400.0 kΩ, 4.000, 40.00 MΩ

Capacitance Ranges

50.0, 500.0 nF, 5.000 μF, 50.00 μF, 500.0 μF, 3000 μF

Diode Test

< 1.6 VDC @ 0.4 mA

Audible Continuity Test

Between 10 Ω and 120 Ω


3-3/4 digit (4000 count) LCD display

Update Rate

3 per second



Operating Temperature

0°C to 40°C

Relative Humidity

< 80% RH up to 31°C decreasing to 50% RH at 40°C


Operation below 2000 m. Indoor use.

Storage Temperature

-20°C to 60°C, < 80% RH (with battery removed)

Low Battery

Below approx. 2.4V

Power Supply

Two 1.5V AAA Size (NEDA 24G or IEC R03) batteries or two 1.5V AAA Size (NEDA 24A or IEC LR03) alkaline batteries.

Power Consumption

Typical 11 mA for ACA/DCA and 2.9 mA for other functions

Auto Power Off

After being idle for 30 minutes

Max Conductor Diameter

50 mm (2.00 in)

Special Features

30ms Max Hold; Data Hold; Relative Zero mode


227x 78 x 40 mm (8.9 x 3.1 x 1.6 in)


290 gm (10 oz)


Meets EN61010-1:2001; IEC61010-2-032(2002), EN61010-2-032(2002), UL61010B-2-032(2003), Category III 600 Volts AC & DC.

Related Products

Amprobe ACDC-100 TRMS AC/DC Clamp-On Multimeter

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