Megohmmeters, Insulation Resistance Testers,
Ground Resistance & Resistivity Testers

Digital Megohmmeters 1kV 5kV - 10kV | Analog | Hand Cranked Megohmmeters | Ground Resistance Testers

Orders over $250 ship FREE to 48 States

    Digital Megohmmeters (1kV)   

Amprobe Brand Test Equipment
Amprobe Instruments

Ideal Industries Reed Instruments - Test and Measurement Equipment
REED Instruments

Amprobe AMB-45 Digital Megohmmeter & Insulation Resistance Tester
AMB-45
Digital Megohmmeter

AM-AMB-45
$549.95 $499.95

Amprobe AMB-45 Digital Megohmmeter, Insulation Resistance Tester -

Includes Built in Voltmeter!

  • Tests insulation of wires, cables, transformers and electrical motors
  • Selectable test voltages 250V, 500V and 1000V
  • Programmable timer to perform the Dielectric Absorption Ratio Test
  • Sensitive Ohmmeter for checking resistance of motor windings
  • Internal memory (99 datapoints) to store measurements for future reference
  • Data download to PC
  • CAT III 600V - more

Amprobe AMB-25 Digital Megohmmeter & Insulation Resistance Tester
AMB-25
Digital Megohmmeter

AM-AMB-25
$309.95

Amprobe AMB-25 Digital Megohmmeter, Insulation Resistance Tester -

Quality does not have to be expensive!

This affordable Megohmmeter offers a solid range of features designed to meet most insulation test applications.

  • Test insulation of wires, cables, transformers and motors
  • Selectable test voltages up to 1000V
  • Button Lock for Dielectric Absorption Ratio Test
  • Sensitive Ohmmeter for checking resistance of motor windings
  • Internal memory (stores 9 readings
  • Fast and easy to use, rugged durable design
  • CAT III 1000V - more

Ideal Industries Hand-held Digital Insulation Tester
ID-61-795

$333.48

Ideal IndustriesIdeal Hand-held Digital Insulation Tester -

With the IDEAL insulation tester, insulation testing has never been so easy and hassle-free!

  • Checks existing installations and motor windings for breakdowns in insulation.Test voltage:
    250/500/1000V
  • Voltmeter to 600V AC/DC
  • Digital display with analog arc
  • Auto ranging
  • Cat IV 600V
  • Includes carrying case
  • 2 Year Warranty - more

 REED C-360 Insulation Tester
RD-C-360
$259.00 $246.00

Reed Instruments - Test and Measurement Equipment REED C-360 Insulation Tester -
 
  • Test Voltage: 250V, 500V, 1000V
  • Continuity test with beeper
  • 600V AC/DC test voltage range
  • Data hold switch
  • Test button may be locked on for hands-free operation
  • Automatic discharge when test button is released
  • Low battery indication
  • Includes soft carrying case, batteries and leads - more

 REED ST-5500 Insulation Tester/MultiMeter
RD-ST-5500
$179.00 $169.00

Reed Instruments - Test and Measurement Equipment ST-5500 Insulation Tester / MultiMeter -
 
  • Test voltage combinations: 250V, 500V or 1000V
  • 1mA test current for MΩ range at rated voltage
  • 200mA test current for continuity range
  • Continuity test with beeper
  • Large, easy-to-read dual display with backlight
  • Data hold switch
  • Test button may be locked on for hands-free operation
  • Double molded plastic housing
  • Meets IEC61010-1 Cat. III 1000V
  • Includes test leads, batteries and carrying case - more
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Amprobe Brand Test Equipment  Digital Megohmmeters (5kV +) 

 REED R5002 5kV Insulation Tester
RD-R5002
$895.00 $849.00

New!Reed Instruments - Test and Measurement EquipmentR5002 5kV Insulation Tester
  • Wide range measurements from 500V to 5000V and up to 60GΩ
  • Sources up to 1.2mA current during tests to offset capacitance load
  • Polarization index measurement (PI)
  • Dielectric absorption ratio measurements (DAR)
  • Time set measurement function
  • Auto-discharge function and voltage output warning function
  • Live circuit warning symbols plus audible warning
  • Live circuit detection prevents insulation test if >30V is detected
  • Max/Min, Peak, Relative value and Data Hold functions
  • 6000-count digital display with bargraph and backlight - more

Amprobe AMB-50 High Voltage (5,000v) Insulation Tester
AM-AMB-50
$821.95 $699.95

New!Amprobe Brand Test EquipmentAMB-50 5Kv High Voltage Insulation Tester -

Amprobe AMB-50 High-Voltage Insulation Tester has the necessary features for professional insulation diagnostics.

Readings are clearly displayed on a large backlit LCD display. Windows compatible PC Software and USB communications port serve for connecting the instrument to the PC and management of the recorded test data.

  • Test insulation of wires, cables, transformers, motors, surge arrestors and generators
  • Selectable testing voltages - one testing instrument for low and high voltage systems from 500/1000/2500 and 5000V
  • Insulation resistance measurement up to 1T Ω - more

Amprobe AMB-55 Industrial High Voltage (5,500v) Insulation Tester
AM-AMB-55
$2558.95 $2064.95

New!Amprobe Brand Test EquipmentAMB-55 Industrial 5.5kV High Voltage Insulation Tester -

Amprobe Industrial High-Voltage Insulation Testers have all necessary features for advanced professional insulation diagnostics.

Accurately test cables, transformers, motors, surge arrestors and generators in noisy environments such as high voltage switchyards.

Built-in noise rejection filters and shielded test leads provide high EMI immunity.

Automated calculation of PI, DD and DAR, combined with a possibility to perform a step voltage test make these instruments suitable for the most demanding customers and applications.

  • Insulation resistance measurement up to 10T Ω  - more

Amprobe AMB-110 Industrial High Voltage (10,000v) Insulation Tester
AM-AMB-110
$3584.95 $2895.00

New!Amprobe Brand Test EquipmentAMB-110 Industrial 10,000v High Voltage Insulation Tester -

Amprobe Industrial High-Voltage Insulation Testers have all necessary features for advanced professional insulation diagnostics.

Accurately test cables, transformers, motors, surge arrestors and generators in noisy environments such as high voltage switchyards.

Built-in noise rejection filters and shielded test leads provide high EMI immunity.

Automated calculation of PI, DD and DAR, combined with a possibility to perform a step voltage test make these instruments suitable for the most demanding customers and applications.

Selectable testing voltages - from 500V to 10,000V with 25V increments - more

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Amprobe Brand Test Equipment  Analog Megohmmeters 

Orders over $250 ship FREE to 48 States

Amprobe AMB-2 Analog Megohmmeter
AMB-2
Analog Megohmmeter

AM-AMB-2
$422.95 $369.95

Amprobe AMB-2 / AMB-3
Analog Megohmmeters, Insulation Testers
  • Tests insulation of wires, cables, transformers and electrical motors
  • Battery powered
  • Helps cut unscheduled downtime and reduce shock hazards
  • Sensitive Ohmmeter for checking resistance of motor windings (AMB-2)
  • Built in voltmeter
  • Battery OK test
  • Mirror scale
  • Automatic discharge of equipment capacitance for safe removal of test leads - more

 

Analog Megohmmeter Comparison Chart:

FEATURES

AMB-2

AMB-3

Insulation resistance
w/
250 VDC test voltage

0-50MΩ 5% Rdg
@ (0.1 - 10MΩ)
10% Rdg @ > 10MΩ

N/A

Insulation resistance
w/
500 VDC test voltage

0-100MΩ 5% Rdg
@ (0.1 - 10MΩ)
10% Rdg @ > 10MΩ

0-1000MΩ 5% Rdg
@ (0.1 - 10MΩ)
10% Rdg @ > 10MΩ

Voltmeter

0-600V AC/DC
(1.5% Rdg + 3 LSD)

0-600VAC
(1.5% Rdg + 3 LSD)

Low resistance (300 mVDC)

0-100Ω 3% Rdg

N/A

AMB-3 Analog Megohmmeter
AMB-3
Analog Megohmmeter

AM-AMB-3
$128.95

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Amprobe Brand Test Equipment  Hand Crank Analog Megohmmeters 

Orders over $250 ship FREE to 48 States
Amprobe Hand Cranked Analog Megohmmeters (AMC-3 shown)

AMC-2
AM-AMC-2
$770.95 $674.95


* * * * *

AMC-3
AM-AMC-3
$791.95 $694.95


* * * * *

AMC-4
AM-AMC-4
$974.95 $859.95

Amprobe AMC-2 / AMC-3 / AMC-4 Hand Cranked Analog Megohmmeters -

These hand cranked Megohmmeters allow for remote operations, keeping the user free from dependence upon batteries. - 3 Models to choose from

  • Tests insulation of wires, cables, transformers and electrical motors
  • The test voltage is obtained by means of a hand cranked, constant voltage generator
  • Does not require batteries or any external power supply, always ready for use - more

Hand Crank Megohmmeter Comparisons:

FEATURES

AMC-2

AMC-3

AMC-4

Insulation resistance
@
500 VDC test voltage

0-100MΩ 5% Rdg @ (0.1 - 50MΩ)
10% Rdg @ > 50MΩ

N/A

0-100MΩ 5% Rdg @ (0.1 - 50MΩ)
10% Rdg @ > 50MΩ

Insulation resistance
@
1000 VDC test voltage

N/A

0-500MΩ 5% Rdg
@ (0.1 - 100MΩ)
10% Rdg @ > 200MΩ

Low resistance

N/A

0-200Ω 10% Rdg

N/A

Size

7.00 x 8.75 x 11.00 inch

Weight 4.2 lb 3.85 lb 4.25 lb

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  Ground Resistance & Resistivity Testers 

Amprobe Brand Test Equipment

Ideal Industries Reed Instruments - Test and Measurement Equipment
Orders over $250 ship FREE to 48 States

Amprobe DGC-1000A Clamp-on Ground Resistance Tester
AM-DGC-1000A
$1399.95 $1109.95

DGC-1000A Ground Resistance Tester -

Simple, User-friendly and Accurate. No test leads or auxiliary electrodes needed!

  • Accurate ground resistance measurement from 0.025 to 1500 Ohms
  • TRMS current measurement including leakage current
  • Accurate readings regardless of power quality in less than 10 seconds
  • Continuity beep if the resistance is lower than 40.00 Ohms
  • Simple and easy to use, no test leads or auxiliary electrodes necessary
  • Data logging capability - 116 records
  • Individual data point recording
  • User selectable High & Low ohm audible alarms - more

Amprobe GP-2 GeoTest Ground Resistance & Resistivity Tester
AM-GP-2
$1799.95 $1529.95

GP-2 GeoTest Ground Resistance & Resistivity Tester -
  • Measures Earth ground resistance - 3 point (fall of potential) or 2 point tests
  • Automatically calculates resistivity - 4 point test
  • Automatic voltage measurement prevents false measurements
  • Automatically applies three testing frequencies for the most accurate readings
  • Test leads, auxiliary electrodes,  software, RS-232 cable and case are included for complete instrument
  • Auto ranging
  • 999 internal memory locations to store measurements
  • RS-232 download to a personal computer
  • CAT III 250V - more
Amprobe DM-III Multitest w/ 1000A CTs

Amprobe DM-III Multitest F w/ Flexible CTs

Amprobe DM-III Multitest & DM-III Multitest F Three Phase Power Quality Analyzer / Recorders -

The DM-III Multitest measures and records three phase: voltage, current, voltage anomalies (sags or surges), harmonics, energy and power (active, reactive and apparent), power factor (true and displacement), frequency and phase sequence.

The DM-III Multitest F is a multitalented device that provides everything an electrical engineer or a technician needs to perform maintenance or installations on the electrical system.

It can test wires and motors for proper insulation, as well as measure the resistance of the grounding systems and resistivity of the soil.

Three measuring modes;
        2 point continuity/resistance test
        3 point Fall of Potential test
        4 point Earth Resistivity - more

Orders over $250 ship FREE to 48 States

Ideal Earth Ground Resistance Tester
ID-61-796
$517.48

Ideal IndustriesEarth Ground Resistance Tester -
  • 2- & 3-point fall of potential methods of testing
  • Auto ranging
    20.00 / 200.0 / 2000 ohms
  • Accuracy 2.0%
  • Auto power off
  • Cat III - 200V
  • TL-796 lead set included
  • 2-year warranty - more

Ideal Ground Resistance Clamp Meter
ID-61-920
$1546.84 $1276.15

Ideal IndustriesGround Resistance Clamp Meter -

Test a Grounding System quickly and efficiently - without disconnecting the ground. No need for leads, auxiliary rods or spacing requirements.Test a Grounding System quickly and efficiently - without disconnecting the ground.

  • Larger Clamp Size (1.25")
  • Backlight
  • Ground resistance (0.1 to 1200Ω) - Accuracy: 1.5%
  • Ground leakage current to 30A
  • Audible alarm
  • Data Storage
  • Calibration loop included
  • Carrying case included
  • Saves up to 99 measurements
  • - more

 REED MS2301 Earth Resistance Clamp Meter
RD-MS2301
$1195.00 $1135.00

Reed Instruments - Test and Measurement Equipment REED MS2301 Earth Resistance Clamp Meter -
 
  • Resolution of 0.001Ω for low resistance measurements
  • Accuracy of 0.01Ω
  • Stores up to 99 resistance measurements
  • Limit alarm
  • User selectable alarm threshold from 1 to 100Ω
  • Measures leakage current to 1mA and neutral current to 20A
  • 1 second sampling time
  • 4-digit, 9999-count LCD with display Hold
  • Autoranging
  • Includes 3 resistance calibration loops (1Ω, 5Ω and 10Ω), hard carrying case - more
 REED Resistance / Capacitance / Power / Motor Rotation Testers:
REED C-360 Insulation Tester
C-360
Insulation Tester
REED R5002 5kV Insulation Tester
REED R5002
5kV Insulation Tester
REED ST-5500 Insulation Tester/MultiMeter
ST-5500 Insulation Tester
/ MultiMeter
REED MS2301 Earth Resistance Clamp Meter
MS2301 Earth Resistance
Clamp Meter

*  *  *  *  *  *  *

REED K5090 Milliohm Meter
K5090
Milliohm Meter
REED MO-2002 Milliohm Meter
MO-2002 Milliohm Meter
REED K5050 LCR Meter
K5050 LCR Meter
REED R5001 LCR Meter
REED R5001
LCR Meter

*  *  *  *  *  *  *

K5020 Capacitance Meter
K5020 Capacitance Meter
REED DW-6060 Watt Meter
DW-6060 Watt Meter
REED RT-606 3-Phase Sequence Tester
RT-606 3-Phase
Sequence Tester
Amprobe PRM-4 Phase Sequence & Motor Rotation Tester
Amprobe PRM-4 Phase
Sequence & Motor Rotation

*  *  *  *  *  *  *

  CBOX-406 Capacitance Decade Box
Capacitance
Decade Box
RBOX-408 Resistance Decade Box
Resistance
Decade Box
 

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