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Megohmmeters - Insulation Testers

Measure insulation resistance up to 30TΩ with test voltages from 10V to 15,000V. These rugged, weather resistant instruments are accurate, reliable, and built to perform. Battery, AC Powered & Hand-cranked models available.

Megohmmeters - Insulation Testers

Why Choose AEMC Megohmmeters?

Complete Line of Megohmmeters

We know it’s essential for you to have the ability to properly determine the condition of the insulation on wire and motor windings to prevent damage of expensive equipment and unplanned shutdowns as well as ensure personal safety. That’s why we offer a full line of Megohmmeters with test voltages from 10V to 15kV (model dependent), capable of measuring insulation resistances from 1000 to 30TΩ. These rugged, weather resistant meters are accurate, reliable and built to perform. Battery, AC powered, and hand-cranked models are available.

Covering the Spectrum of Insulation Resistance Testing

Routinely using a megohmmeter to check both new installations and as a maintenance program helps to ensure your circuits are safe. Our instruments offer high-resistance testing up to 30TΩ. AEMC megohmmeters perform spot, timed, step voltage, and ramp voltage testing to measure resistance, Dielectric Absorption Ratio (DAR), Polarization Index (PI) and Dielectric discharge (DD).

Key Features

  • Over 110 years experience in the design and manufacture of megohmmeters – ensures you have a professional reliable instrument
  • Designed to the latest safety standards – your protection is top priority
  • Automated test functions and calculations – eliminates errors, saves time and money
  • Offers the widest range of insulation test instruments – allows you to choose the right instrument for your application
  • Simple easy to use set up -m get it right the first time

Powerful and Flexible Data Analysis Software

Our powerful DataView software is included to provide valuable insights about the condition of insulation on wires, cables and motor windings.

Megohmmeter Comparisons

We created the following all-in-one, one page comparison documents to help you select the best Megohmmeter for your specific needs.

Megohmmeter COMPARISON CHART - (Hard-case)
Megohmmeter COMPARISON CHART - (Hand-held)

Expert Tech Support

AEMC® provides complete technical support through our technical hot line 800-945-2362 (ext.351), speak directly to one of our tech support team members. Or e-mail your questions to our tech team. techsupport@aemc.com

Excellent Customer Service

Our knowledgeable and friendly service team provides the best support in the industry. We seek to understand your inquiry or feedback in a respectful and responsive way. Our goal at AEMC® is to surpass your expectations.

Request a Demo

Have questions on how to use AEMC® Megohmmeters? We're happy to provide a demonstration with our technical experts. Contact us at (800) 343-1391 or email us at sales@aemc.com

  • Megohmmeter Model 1015

    Cat. #1403.01
    Analog, 500V, 1000V, Resistance, Continuity
    Performs insulation resistance testing at 500V and 1000V, and resistance measurements up to 1000Ω. Megohm log scale graduated from 0.1 to 1000MΩ. Ohm scale is linear with a range from 0 to 10Ω. Can be used for a broad range of plant and field service applications and is designed for use in harsh environments.

  • Megohmmeter Model 6501

    Cat. #2126.51
    Hand-cranked, 500V, Resistance, Continuity
    Performs resistance testing to 500kΩ and continuity testing to 100Ω. Hand-cranked operation provides a steady DC voltage output across the entire range for consistently reliable readings. Designed for a broad range of plant and field service applications, including acceptance testing and preventive maintenance of wiring, cables, switchgear, and motors.

  • Megohmmeter Model 6503

    Cat. #2126.52
    Hand-cranked, 250V, 500V, 1000V
    Provides three test voltages for insulation resistance testing: 250V, 500V and 1000V. Test voltages are generated in full across the entire measurement range. Hand-cranked operation provides a steady DC voltage output across the entire range for consistently reliable readings. Designed for a broad range of plant and field service applications, including acceptance testing and preventive maintenance of wiring, cables, switchgear, and motors.

  • Megohmmeter Model 6527

    Cat. #2126.53
    Digital 250V, 500V, 1000V, Continuity, 400kΩ, V
    Measures insulation resistance from 1kΩ to 4000MΩ using three user selectable test voltages of 250V, 500V, and 1000V. Can perform continuous tests up to 15 minutes. Designed for insulation tests on cables, switchgears, motors, DC generators, power tools, and small appliances. Also functions as a multimeter for measuring voltage, continuity, and other parameters.

  • Megohmmeter Model 1050

    Cat. #2130.01
    Alarm, Timer, 50V, 100V, 250V, 500V, 1000V, Auto DAR/PI, Resistance, Continuity
    Measures insulation resistance using test voltage combinations of 50V, 100V, 250V, 500V and 1000V. Measurements are displayed on a large dual-display LCD with bargraph for quick viewing of changes or trends. Automatically provides DAR and PI ratios directly on the display; user defined PI time intervals can also be programmed. Automatic test inhibitor prevents testing on live circuits above 25V. Memory feature enables storage, recall, and display of resistance values taken at user specified intervals during a test.

  • Megohmmeter Model 1060

    Cat. #2130.03
    Digital, Analog Bargraph, Alarm, Timer, 50V, 100V, 250V, 500V, 1000V, Auto DAR/PI, Resistance, Continuity, RS-232 w/DataView® Software, 128kB Memory
    Measures insulation resistance to 4000GΩ (4TΩ). Test results include DAR, PI, capacitance, voltage measurement, and duration of test. Memory function enables storage of test results. RS-232 interface allows connection to a computer running DataView® for configuring the instrument and downloading test results and generating reports.

  • Megohmmeter Model 6505

    Cat. #2130.18
    Digital, Analog Bargraph, Backlight, 500V, 1000V, 2500V, 5000V, Auto DAR/PI
    Measures voltage, insulation, and capacitance. Displays test voltage, insulation resistance, and leakage current during the test; and capacitance and discharge voltage present at the test leads at the conclusion of the test. Features include automatic calculation and presentation of the Dielectric Absorption Ratio (DAR) and Polarization Index (PI). Prevents test voltages to be generated if a live sample is detected.

  • Megohmmeter Model 5050

    Cat. #2130.20
    Digital, Analog Bargraph, Backlight, Alarm, Timer, 500V, 1000V, 2500V, 5000V, Auto DAR/PI/DD
    Displays test voltage, insulation resistance, and leakage current during the test; and capacitance and discharge voltage present at the test leads at the conclusion of the test. Features include automatic calculation and presentation of the Dielectric Absorption Ratio (DAR) and Polarization Index (PI).

  • Megohmmeter Model 5060

    Cat. #2130.21
    Digital, Analog Bargraph, Backlight, Alarm, Timer, 500V, 1000V, 2500V, 5000V, Auto DAR/PI/DD, RS-232 w/DataView® Software
    Displays test voltage, insulation resistance, and leakage current during the test; and capacitance and discharge voltage present at the test leads at the conclusion of the test. Features include automatic calculation and presentation of the Dielectric Absorption Ratio (DAR) and Polarization Index (PI). RS-232 interface allows connection to a computer running DataView® for configuring the instrument, and downloading test results and generating reports.

  • Megohmmeter Model 5070

    Cat. #2130.30
    Graphical, Analog Bargraph, Backlight, Alarm, Timer, 500V, 1000V, 2500V, 5000V, Ramp, Auto DAR/PI/DD, RS-232 w/DataView® Software
    Fully automated 5000V graphical insulation tester. Selectable and programmable test voltage (40 to 5100V). Programmable temperature correction of resistance readings. Allows programming up to three step voltage profiles, each containing up to five steps. RS-232 interface allows connection to a computer running DataView® for configuring the instrument and downloading test results and generating reports.

  • Megohmmeter Model 6522

    Cat. #2155.51
    Digital w/Analog Bargraph, 250V, 500V, 1000V, Continuity, V
    Insulation and continuity tester featuring three test voltages (250V, 500V, and 1000V) for insulation resistance testing up to 40GΩ, and continuity tests at 200mA. Timed Test Mode enables insulation testing up to 40 minutes. Supports optional Remote Probe accessory. Complies with International Insulation Testing Standards including IEC/EN 61557.

  • Megohmmeter Model 6524

    Cat. #2155.52
    Megohmmeter Model 6524 (Digital w/Analog Bargraph, Alarm, 50V, 100V, 250V, 500V, 1000V, Ohm, Continuity, V, kΩ, Mem)
    Multi-function tester for measuring insulation resistance up to 200GΩ, with test voltages of 50V, 100V, 250V, 500V, and 1000V. Automatically calculates DAR and PI ratios. Provides Timed Test Mode for tests up to 40 minutes. Also measures resistance, continuity, frequency, and voltage. Includes memory for storing up to 300 measurements. Complies with International Insulation Testing Standards including IEC/EN 61557, and is rated 600V CAT IV.

  • Megohmmeter Model 6526

    Cat. #2155.53
    Digital w/Analog Bargraph, Alarm, 50V, 100V, 250V, 500V, 1000V, Ohm, Continuity, V, kΩ, Cap, Mem, Bluetooth w/DataView® Software
    Multi-function tester for measuring insulation resistance up to 200GΩ, with test voltages of 50V, 100V, 250V, 500V, and 1000V. Also measures resistance, capacitance, continuity, frequency, and voltage. Includes memory for storing up to 1300 measurements. Bluetooth allows connection to a computer running DataView®. Complies with International Insulation Testing Standards including IEC/EN 61557, and is rated 600V CAT IV.

  • Megohmmeter Model 6532

    Cat. #2155.54
    Digital w/Analog Bargraph, Alarm, 50V, 100V, Ohm, Continuity, V, kΩ, Cap, Mem, Bluetooth w/DataView® Software
    Multi-function tester for measuring insulation resistance up to 20GΩ, with test voltages of 50V and 100V. Also measures resistance, capacitance, continuity, frequency, line length, and voltage. Includes memory for storing up to 1300 measurements. Bluetooth allows connection to a computer running DataView®. Complies with International Insulation Testing Standards including IEC/EN 61557, and is rated 600V CAT IV.

  • Megohmmeter Model 6534

    Cat. #2155.55
    Digital w/Analog Bargraph, Alarm, 10V, 25V, 100V, 250V, 500V, Ohm, Continuity, V, kΩ, Mem, Bluetooth
    Multi-function tester for measuring insulation resistance up to 50GΩ, with test voltages of 10V, 25V, 100V, 250V, and 500V. Also measures resistance, continuity, and voltage. Includes memory for storing up to 1300 measurements. Bluetooth allows connection to a computer running DataView®. Complies with International Insulation Testing Standards including IEC/EN 61557, and is rated 600V CAT IV.

  • Megohmmeter Model 6536

    Cat. #2155.56
    Digital w/Analog Bargraph, Alarm, Variable 10V to 100V, Ohm, Continuity, V, kΩ
    Multi-function tester for measuring insulation resistance up to 20GΩ, with variable test voltages (10 to 100V). Provides Timed Test Mode for testing up to 40 minutes. Also measures resistance, continuity, and voltage. Complies with International Insulation Testing Standards including IEC/EN 61557, and is rated 600V CAT IV.

  • Megohmmeter Model 6550

    Cat. #2130.31
    Graphical, Analog Bargraph, Backlight, Alarm, Timer, 500V, 1000V, 2500V, 5000V, 10kV, Ramp, StepV, Variable, Auto DAR/PI/DD, USB, w/DataView® Software
    Fully automated 10,000V graphical insulation tester for measuring a wide variety of electrical insulation resistance values on cables and devices operating at high voltage, using standard fixed voltages (500, 1000, 2500, 5000 and 10,000V) or three programmable step voltage profiles (from 40 to 10,000V). USB interface allows connection to a computer running DataView® for configuring the instrument, downloading test results, and generating reports.

  • Megohmmeter Model 6555

    Cat. #2130.32
    Graphical, Analog Bargraph, Backlight, Alarm, Timer, 500V, 1000V, 2500V, 5000V, 10kV, 15kV, Ramp, StepV, Variable, Auto DAR/PI/DD, USB, w/DataView® Software
    Fully automated 15,000V graphical insulation tester for measuring a wide variety of electrical insulation resistance values on cables and devices operating at high voltage, using standard fixed voltages (500, 1000, 2500, 5000, 10,000V, and 15,000V) or three programmable step voltage profiles (from 40 to 15,000V). USB interface allows connection to a computer running DataView® for configuring the instrument, downloading test results, and generating reports.

  • Megohmmeter Model 1026

    Cat. #2117.72
    Digital 250V, 500V, 1000V, 4000Ω, V
    Hand-held meter for measuring insulation resistance from 1kΩ to 4000MΩ, using test voltages of 250V, 500V and 1000V. Also measures voltage, resistance, and continuity.

  • Multi-Function Installation Tester Model C.A 6116N

    Cat. #2138.06
    Measures voltage, current via clamp, power, waveforms, and harmonics; includes DataView® software
    Multi-function instrument for testing continuity, resistance, insulation, earth and selective earth, loop impedances, type A and AC RCDs, voltage, frequency, current (via a clamp), active power, harmonics, and phase rotation. Stores up to 1,000 tests, which can be downloaded and processed with DataView® (included).

  • Multi-Function Installation Tester Model C.A 6117

    Cat. #2138.07
    Measures voltage, current via clamp, power, waveforms, and harmonics; includes DataView® software
    Multi-function instrument for testing voltage, current via clamp, power, waveforms and harmonics. Stores up to 1,000 tests, which can be downloaded and processed with DataView® (included).

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