Insulation testers use a high voltage, low current DC charge to measure the resistance within wires and motor windings to identify current leakage and faulty or damaged insulation, which can lead to arc faults, blown circuits, and risk of electrical shock or fire.

Showing 1–16 of 21 results

  • Fluke 1503 Insulation Resistance Meter

    SPECIFICATIONS

    • AC/DC Voltage Measurement
      Range : 600.0 V
      Resolution : 0.1V
      Accuracy : 50 Hz to 400 Hz ±(% of Rdg + Digits) ±(2% + 3)
    • Earth Bond Resistance Measurement
      Range : 20.00 Ω to 20.00 kΩ
      Resolution : 0.01 Ω to 0.01 kΩ
      Accuracy : ±(1.5% + 3)
    • Insulation Specifications
      Range : 0.01 MΩ to 2000 MΩ
      Test Voltage : 500 V, 1000 V
      Test Voltage Accuracy : + 20%, – 0%
    • Storage temperature : -40°C to 60°C (-40°F to 140°F)
    • Operating temperature : -20°C to 55°C (-4°F to 131°F)
    • Vibration : Random, 2 g, 5-500 Hz per MIL-PRF-28800F, Class 2 instrument
    • Safety : Complies with ANSI/ISA 82.02.01 (61010-1) 2004, CAN/CSA-C22.2 NO. 61010-1-04, and IEC/EN 61010-1 2nd Edition for measurement category IV 600 V (CAT IV)
    • Certifications : CSA per standard CSA/CAN C22.2 No. 61010.1-04; TUV per standard IEC/EN 61010-1 2nd Edition
    • Size : 5.0 x 10.0 x 20.3 cm (1.97 x 3.94 x 8.00 in)
    • Weight : 550g
    • IP Rating : IP40

    FEATURES

    • A rugged, compact insulation resistance tester for residential and commercial electricians
    • Performs insulation tests from 0.01 MΩ to 2000 MΩ
    • Offers two insulation test voltages: 500 V and 1000 V
    • Includes live circuit detection to prevent insulation test if voltage >30 V is detected
    • Measures resistance from 0.01 Ω to 20.00 kΩ
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  • HIOKI IR-3455 High Voltage Insulation Tester

    SPECIFICATIONS

    • Test Voltage : 250 V to 5.00 kV DC, (Possible in 25 V steps between 250 V and 1 kV and in 100 V steps between 1 and 5 kV)
    • Measurement Range :
      0.00 MΩ to 500 GΩ (250 V)
      0.00 MΩ to 1.00 TΩ (500 V)
      0.00 MΩ to 2.00 TΩ (1 kV)
      0.00 MΩ to 5.00 TΩ (2.5 kV)
      0.00 MΩ to 10.0 TΩ (5 kV)
    • Measurement Current : 1 mA (Test voltage 250 V to 1.00 kV), 0.5 mA (Test voltage 1.10 kV to 2.50 kV) 0.25 mA (Test voltage 2.60 kV to 5.00 kV), Short-circuit current: 2 mA or less
    • Resistance Range : 10 MΩ to 10 TΩ, 7 ranges (auto range)
    • Accuracy :
      ±5% rdg. ±5 dgt. Up to [Test voltage (setting value)/Resistance measurable at 100 nA]
      ±20% rdg. ±5 dgt. [Test voltage (setting value)/Resistance measurable at 100 nA] to [Test voltage (setting value)/Resistance measurable at 1 nA] or 500 GΩ
      ±30% rdg. ±50 dgt. [Test voltage (setting value)/Resistance measurable at 1 nA] or 501 GΩ to 9.99 TΩ
    • Leakage current measurement : 1.00 nA to 1.20 mA, 6 ranges (current measurement that occurs when test voltage is generated)
      Accuracy ±2.5% rdg. ±5 dgt. (1 mA range); refer to complete catalog for other ranges
    • Voltage measurement : ±50 V to ±1.00 kV DC, 50 V to 750 V AC (50/60 Hz),
      Accuracy: ±5 % rdg. ±5 dgt. , Input resistance: Approx. 10 MΩ
    • Temperature measurement : -10.0 ˚C to 70.0 ˚C, 3 ranges (used with optional sensor)
      Accuracy ±1.0 ˚C (0.0 ˚C to 40.0 ˚C); refer to complete catalog for other ranges
    • Other Functions : Insulation Diagnosis (Temperature compensation, PI/DAR display, Step voltage test), Data memory, Communication (USB 2.0, PC application software), auto discharge, hot conductor warning indication, etc.
    • Digital LCD, max. 999 dgt. with backlight, Bar graph display
    • Dimensions and Mass : 260 mm (10.24 in)W × 250.6 mm (9.87 in)H × 119.5 mm (4.70 in)D, 2.8 kg (98.8 oz)
    • Included Accessories : Test lead 9750-01 ×1, Test lead 9750-02 ×1, Test lead 9750-03 ×1, Alligator clip 9751-01 ×1, Alligator clip 9751-02 ×1, Alligator clip 9751-03 ×1, Instruction manual ×1, LR6 (AA) alkaline batteries ×6, USB cable ×1, PC application software (CD-R) ×1

    FEATURES

    • Measure insulation of high-voltage equipment (such as transformers, cables, and motors)
    • Wide testing voltage range, up to 5.00 kV from 250 V DC
    • Wide measurement insulation range, up to 10 TΩ
    • PI (Polarization Index) and DAR (Dielectric Absorption Ratio) automatically calculated / display
    • Extended operating temperature range of -10°C to 50°C
    • Data memory function to reduce handwritten notes
    • Bright LED luminous scale
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  • HTC 6250IN Digital Insulation Tester IRT Range 0.1M- 200G Ohm

    SPECIFICATIONS

    • Testing Voltage : 1000/2500/5000V
    • OUT VOLTAGE : 90~110% of the test voltage
    • RANGE : 0.1MΩ~200GΩ
    • RESOLUTION : 0.01MΩ
    • ACCURACY : 0.1~200MΩ ± 3% of rdg + 5digits ; 200MΩ~10GΩ ± 5% of rdg + 5 digits ; 10~200GΩ ± 10% of rdg + 5 digits

    AC VOLTAGE

      • RANGE : 0 – 600V
      • RESOLUTION : 1V
      • ACCURACY : ±2.0% of rdg + 5 digits

    FEATURES

    • 3½ Digit Insulation Tester with Backlight
    • 1,999 Count
    • Data Hold
    • Auto Ranging
    • 3 in 1 Insulation Resistance Phase Testing / Voltage Testing & Adaptor
    • POWER: AA 1.5V X 8
    • Standard Accessories : Hard Carrying Case, Test Lead, Manual, Power Adaptor
    • Dimension : 190(H) x 155(W) x 75(D)m
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  • HTC 6350 IN Insulation Resistance Tester

    SPECIFICATIONS

    • Testing Voltage : 100/250/500/1000/2500/5000 V
    • OUT VOLTAGE : 90~110% of the test voltage
    • RANGE : 0.1M 20G for 100/250/500 V ; 0.1M 200G for 1000/2500/5000 V
    • RESOLUTION : 0.01MΩ
    • ACCURACY : 0.1~200MΩ ± 3% of rdg + 5digits ; 200MΩ~10GΩ ± 5% of rdg + 10 digits ; 10~200GΩ ± 10% of rdg + 5 digits

    AC VOLTAGE

      • RANGE : 0 – 600V
      • RESOLUTION : 1V
      • ACCURACY : ±2.0% of rdg + 5 digits

    FEATURES

    • 3½ Digit Insulation Tester with Backlight
    • 1,999 Count
    • Data Hold
    • Test Range 100 V to 5000 V
    • POWER: AA 1.5V X 8 (Rechargeable Battery)
    • Standard Accessories : Soft Carrying Case, Test Lead, Manual, Power Adaptor,AA 1.5V X 8 (Rechargeable Battery)
    • Dimension : 190(H) x 155(W) x 75(D)mm
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  • HTC 7250IN LCD Display Digital Insualtion Tester

    SPECIFICATIONS

    DC VOLTAGE

    • RANGE : ±30~±600V
    • RESOLUTION : 1V
    • ACCURACY : ±2.0% of rdg + 3 digits

    AC VOLTAGE 

    • RANGE : 30~600V (50/60Hz)
    • RESOLUTION : 1V
    • ACCURACY : ±2.0% of rdg + 3 digits

    INSULATION RESISTANCE MEASUREMENT

    • Output Voltage : 500V
    • Display Range : 0.0MΩ~20GΩ
    • Open Circuit Voltage : DC 500V 0% – +20%
    • Test Current : 1mA-1.2mA @ 500KΩ
    • Accuracy : 0.0~99.9MΩ ± 3% of rdg + 5 digits ; 100MΩ~9.99GΩ ± 5% of rdg + 5 digits ; 10.0~20.0GΩ ± 10% of rdg + 5 digits
    • Short Circuit :Maximum than 2.0mA
    • Output Voltage : 1000V
    • Display Range : 0.0MΩ~40GΩ
    • Open Circuit Voltage : DC 1000V 0% – +20%
    • Test Current : 1mA-1.2mA @ 1MΩ
    • Accuracy : 0.0~99.9MΩ ± 3% of rdg + 5 digits ; 100MΩ~9.99GΩ ± 5% of rdg + 5 digits ; 10.0~20.0GΩ ± 10% of rdg + 5 digits
    • Short Circuit :Maximum than 2.0mA
    • Output Voltage : 2500V
    • Display Range : 0.0MΩ~100GΩ
    • Open Circuit Voltage : DC 2500V 0% – +20%
    • Test Current : 1mA-1.2mA @ 2.5MΩ
    • Accuracy : 0.0~99.9MΩ ± 3% of rdg + 5 digits ; 100MΩ~9.99GΩ ± 5% of rdg + 5 digits ; 10.0~20.0GΩ ± 10% of rdg + 5 digits
    • Short Circuit :Maximum than 2.0mA
    • Output Voltage : 5000V
    • Display Range : 0.0MΩ~1000GΩ
    • Open Circuit Voltage : DC 5000V 0% – +20%
    • Test Current : 1mA-1.2mA @ 5MΩ
    • Accuracy : 0.0~99.9MΩ ± 3% of rdg + 5 digits ; 100MΩ~9.99GΩ ± 5% of rdg + 5 digits ; 10.0~20.0GΩ ± 10% of rdg + 5 digits
    • Short Circuit :Maximum than 2.0mA

    FEATURES

    • Polarization Index (PI)
    • Dielectric Absorption (DAR)
    • USB Interface
    • Over Range Warning
    • High Voltage Indication
    • POWER: 1.5V X 8
    • Standard Accessories : Test Lead, USB Cable & Software, Power Adaptor
    • Dimension : 505(H) x 345(W) x 345(D)mm
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  • HTC 8250 INSULATION TESTER 5 KV

    SPECIFICATIONS

    • Function : Insulation resistance test, voltage test, current test, capacitance test
    • Rated Voltage : 100V; 250V; 500V; 1000V; 2500V; 5000V
      Accuracy Rated Voltage : (1±10%)
    • Resistance Limit Range : 0.01 MΩ ~ 10TΩ
      Accuracy : ±3%rdg±5dgt
      Resolution : 0.01MΩ
    • Output Short Circuit Current : ≥6mA
    • DC Voltage Range : 0.1~1000V
      Accuracy : ±1.5%rdg±5dgt
      Resolution : 0.1V
    • AC Voltage Range : 0.1~750V
      Accuracy : ±1.5%rdg±5dgt
      Resolution : 0.1V
    • DC current measurement : 0.01nA~6mA
      Accuracy : ±5%rdg±5dgt
      Resolution : 0.01nA
    • Capacitance Test : 10nF~60uF
      Accuracy Test : ±10%rdg±5dgt
      Resolution : 10nF
    • Absorption ratio and polarization index measurement power : Have
    • Weight : 2720g (including battery)
    • Power Consumption : Standby: 30mA Max (backlight off) | Turn on backlight: 42mA Max | Measure：200mA Max(backlight off)
    • Insulation Resistance : ≥50MΩ(between Measuring line and housing
    • Pressure Resistance : AC3kV/50Hz 1min
    • Working Temperature & Humidity : -10%ºC+50ºC＜85%RH
    • Operating Temperature & Humidity : -10%ºC+55ºC＜90%RH

    FEATURES

      • Polarization Index (PI)
      • Dielectric Absorption (DAR)
      • Auto Power Off (APO 15 Minutes)
      • USB Interface
      • High Voltage Indication
      • Meter 1PC
      • High voltage bar 1PC Red
      • High voltage test line 2PCS (Black, Green each 1)
      • Monitoring Software CD 1PC
      • USB communication line USB 1PC
      • Charger 1PC
      • Manual, certificate 1 Set
      • Instrument Box 1PC

       

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  • HTC 8251 INSULATION TESTER 10 KV

    SPECIFICATIONS

    • Function : Insulation resistance test, voltage test, current test, capacitance test
    • Rated Voltage : 250; 500; 1000; 2500; 5KV; 10KV
      Accuracy Rated Voltage : (1±10%)
    • Resistance Limit Range : 0.01MΩ -35TΩ
      Accuracy : ±3%rdg±5dgt
      Resolution : 0.01MΩ
    • Output Short Circuit Current : ≥6mA
    • DC Voltage Range : 0.1~1000V
      Accuracy : ±1.5%rdg±5dgt
      Resolution : 0.1V
    • AC Voltage Range : 0.1~750V
      Accuracy : ±1.5%rdg±5dgt
      Resolution : 0.1V
    • DC current measurement : 0.01nA~6mA
      Accuracy : ±5%rdg±5dgt
      Resolution : 0.01nA
    • Capacitance Test : 10nF~60uF
      Accuracy Test : ±10%rdg±5dgt
      Resolution : 10nF
    • Absorption ratio and polarization index measurement power : Have
    • Weight : 2720g (including battery)
    • Power Consumption : Standby: 30mA Max (backlight off) | Turn on backlight: 42mA Max | Measure：200mA Max(backlight off)
    • Insulation Resistance : ≥50MΩ(between Measuring line and housing
    • Pressure Resistance : AC3kV/50Hz 1min
    • Working Temperature & Humidity : -10%ºC+50ºC＜85%RH
    • Operating Temperature & Humidity : -10%ºC+55ºC＜90%RH

    FEATURES

      • Polarization Index (PI)
      • Dielectric Absorption (DAR)
      • Auto Power Off (APO 15 Minutes)
      • USB Interface
      • High Voltage Indication
      • Meter 1PC
      • High voltage bar 1PC Red
      • High voltage test line 2PCS (Black, Green each 1)
      • Monitoring Software CD 1PC
      • USB communication line USB 1PC
      • Charger 1PC
      • Manual, certificate 1 Set
      • Instrument Box 1PC

       

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  • HTC 8252 INSULATION TESTER 15 KV

    SPECIFICATIONS

    • Function : Insulation resistance test, voltage test, current test, capacitance test
    • Rated Voltage : 500V; 1000V 2500V; 5000V; 10 KV; 15KV
      Accuracy Rated Voltage : (1±10%)
    • Resistance Limit Range : 0.01MΩ -50TΩ
      Accuracy : ±3%rdg±5dgt
      Resolution : 0.01MΩ
    • Output Short Circuit Current : ≥6mA
    • DC Voltage Range : 0.1~1000V
      Accuracy : ±1.5%rdg±5dgt
      Resolution : 0.1V
    • AC Voltage Range : 0.1~750V
      Accuracy : ±1.5%rdg±5dgt
      Resolution : 0.1V
    • DC current measurement : 0.01nA~6mA
      Accuracy : ±5%rdg±5dgt
      Resolution : 0.01nA
    • Capacitance Test : 10nF~60uF
      Accuracy Test : ±10%rdg±5dgt
      Resolution : 10nF
    • Absorption ratio and polarization index measurement power : Have
    • Weight : 2720g (including battery)
    • Power Consumption : Standby: 30mA Max (backlight off) | Turn on backlight: 42mA Max | Measure：200mA Max(backlight off)
    • Insulation Resistance : ≥50MΩ(between Measuring line and housing
    • Pressure Resistance : AC3kV/50Hz 1min
    • Working Temperature & Humidity : -10%ºC+50ºC＜85%RH
    • Operating Temperature & Humidity : -10%ºC+55ºC＜90%RH

    FEATURES

      • Polarization Index (PI)
      • Dielectric Absorption (DAR)
      • Auto Power Off (APO 15 Minutes)
      • USB Interface
      • High Voltage Indication
      • Meter 1PC
      • High voltage bar 1PC Red
      • High voltage test line 2PCS (Black, Green each 1)
      • Monitoring Software CD 1PC
      • USB communication line USB 1PC
      • Charger 1PC
      • Manual, certificate 1 Set
      • Instrument Box 1PC

       

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  • HTC DIT-90 Digital Insulation Tester

    SPECIFICATIONS

    DIT 90 A

    • VOLTAGE : 1000
    • RANGE : 2000 MΩ
    • RESOLUTION : 1 MΩ
    • ACCURACY : 2 mA±3%of rdg + 2 digits
    • MAXIMUM NO LOAD VOLTAGE : ±25% of rated voltage

    DIT 90 B

    • VOLTAGE : 1000
    • RANGE : 200 MΩ
    • RESOLUTION : 0.1 MΩ
    • ACCURACY : 2 mA±3%of rdg + 2 digits
    • MAXIMUM NO LOAD VOLTAGE : ±25% of rated voltage

    DIT 90 C

    • VOLTAGE : 500
    • RANGE : 1000 MΩ
    • RESOLUTION : 1 MΩ
    • ACCURACY : 2 mA±3%of rdg + 2 digits
    • MAXIMUM NO LOAD VOLTAGE : ±25% of rated voltage

    DIT 90 D

    • VOLTAGE : 500
    • RANGE : 200 MΩ
    • RESOLUTION : 0.1 MΩ
    • ACCURACY : 2 mA±3%of rdg + 2 digits
    • MAXIMUM NO LOAD VOLTAGE : ±25% of rated voltage

    DIT 90 E

    • VOLTAGE : 100
    • RANGE : 200 MΩ
    • RESOLUTION : 0.1 MΩ
    • ACCURACY : 2 mA±3%of rdg + 2 digits
    • MAXIMUM NO LOAD VOLTAGE : ±25% of rated voltage

    FEATURES

    • 3½ Digit
    • Optional Power Adaptor
    • 5 Models with Various Voltage and Mohm Range
    • Single Person Push Button Operation
    • POWER: AA 1.5V X 6
    • Standard Accessories : Soft Carrying Case, Test Lead, Manual
    • Dimension : 139(H) x 99(W) x 54(D)mm
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  • KEW 3125A High Voltage Insulation Tester

    SPECIFICATIONS

    • Rated Voltage : 250 V / 500v / 1000v / 2500v / 5000v
    • Accuracy : ±5%rdg±3dgt ±20%rdg (100GΩ or more)
    • Short Circuit Current : 1.5mA
    • Dimensions : 177 (L) × 226 (W) × 100 (D) mm / 300 (L) × 315 (W) × 125 (D) mm (Hard case)
    • Weight : 3125A: 1.9kg approx. (including batteries) 4kg approx. (including accessories)

    FEATURES

    •  Insulation Resistance up to 1TΩ
    •  Short-Circuit Current up to 1.5mA
    •  Wide Test Voltage from 250V to 5000V
    •  Diagnosis Function of PI and DAR
    •  Newly-designed alligator clip
    •  It comes with a tough hard case
    •  Filter function reduces noise interference for obtaining stable measurement
    •  Large display with Bar Graph indication and backlight
    •  Live voltage warning
    •  Safety standard IEC 61010-1 CAT IV 300V / CAT III 600V
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  • MECO DIT 918 DIGITAL INSULATION TESTER

    SPECIFICATIONS :

    • TEST VOLTAGE : 2.5 kV
    • DIMENSIONS : 150x100x70 mm
    • OPERATING TEMPERATURE : 0 to 40 deg C
    • ACCURACY : ±10% rdg +5 dgt
    • AC VOLTAGE : 0-600 V AC
    • FREQUENCY : 40-60 Hz
    • RESOLUTION : 0.01 MOhms

    FEATURES : 

    • High Accuracy for Insulation Measurement & AC Voltage Measurement.
    • Range Selection & Single Person Push Button Operation.
    • LCD with Indicator Switch, Data Holding Function & Function Icons on Display.
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  • MECO DIT 954 DIGITAL INSULATION TESTER

    SPECIFICATIONS : 

    • TEST VOLTAGE : 1000 V/ 2500 V/ 5000 V
    • OPERATING TEMEPRATURE : 0 to 40 deg C
    • DMENSIONS : 190x155x75 mm
    • RESISTANCE : 0.1M Ohm to 200G Ohms
    • ACCURACY : ±(3% +5 digit) for Insulation Resistance Range RDG

                              ±(2% +5 digit) for AC Voltage Measurment

    • AC VOLTAGE :  0 – 6000 VAC (50-60 Hz)

    FEATURES : 

    • Data Holding Function.
    • Display with Annunciators.
    • Auto Range (Insulation Test).
    • Battery Operated with AC Adaptor.
    • With LED Indicators & Beep Facility.
    • Red LED Indicator for HV (High Voltage).
    • Measurement of AC Voltage Upto 600VAC.
    • Range Selection & Single Person Push Button Operation.
    • LCD with Green Back Light Function with Indicator Switch.
    • Measurement of Phase Sequence Between (Phase – Phase Voltage).
    • Inbuilt Protection Circuit to prevent the harm of reverse Voltages.

     

     

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  • MECO DIT 99BL-B DIGITAL INSULATIONS TESTER

    SPECIFICATIONS : 

    • DC VOLTAGE : 250 V
    • RANGES : 0 – 200 M Ohms
    • RESOLUTION : 0.1 M Ohms

    FEATURES :

    • Testing insulation is essential to keeping wires and motors working properly.
    • The analog insulation tester will measure the resistance in ohms and will display the results on a dial.
    • It can also be used on the wire insulation, as well as cables and cords.
    • The analog insulation tester is made up of a set of probes that are inserted into the insulation to test the insulation resistance.
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  • MECO DIT 99BL-C DIGITAL INSULATION TESTER

    SPECIFICATIONS :

    • DC VOLTAGE : 500 V
    • RANGES : 0 – 200 M Ohms
    • DIMENSIONS : 123x270x35 mm
    • RESOLUTION : 0.1 M Ohms

    FEATURES :

    • Large, Easy to Read Display.
    • Low Battery Indicator.
    • Fault Protection, Buzzer Alarms If Short Circuit.
    • Dimension: (D) Millimetre.
    • Standard Accessories: Soft Carrying Case, Probe & Manual.
    • Non Contact Voltage (NVC).
    • True RMS Sensing.
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  • MECO DIT 99BL-D DIGITAL INSULATION TESTER

    SPECIFICATIONS : 

    • INSULATION TEST VOLTAGE : 1000V DC
    • OPERATING TEMPERATURE : 0°C to 50°C
    • INSULATION RESISTANCE TEST RANGE : 0-200 MΩ
    • INSULATION RESISTANCE ACCURACY : ±(3%rdg+2dgt)

    FEATURES : 

    • 3½ Digit 17mm LCD Display
    • Terminal Voltage more than 85% of rated Voltage for Insulation Resistance Measurement from 10% to 100% of the Insulation Resistance Range
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  • MECO DIT 99BL-E DIGITAL INSULATION TESTER

    SPECIFICATIONS : 

    • VOLTAGE RANGE : 0-2000 M ohms
    • TEMPERATURE : 0� to 50�C

    FEATURES : 

    • 5 Models with various Voltage and M Ohm Ranges,
    • Single Person Push Button Operation, High Voltage LED Indication
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