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10 Best insulation resistance meters of 2026
Save up to 17% off
Best Choice1
Clicked 40 times in the last monthKLEIN TOOLSKlein Tools ET600 Multimeter, Megohmmeter Insulation Tester, 4000 Ohms Resistance, 125V/250V/500V/1000V, Auto-Ranging TRMS Multimeter
15% OffKey specs-
Resistance:Up to 4000M
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Voltage:Up to 1000V AC/DC
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Safety Rating:CAT III/CAT IV
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Display:4000 Count LCD
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Frequency:N/A
9.9Exceptional
Our Rating
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Value for Money2
UEi Test InstrumentsUEi IRT807 Insulation Resistance Tester 1000V AC/DC, Advanced Megohmmeter Measures Insulation Resistance Up to 2GΩ, Voltage Testing Up to 1000V
17% Off9.7Exceptional
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3
ZHOUCEDigital Insulation Resistance Tester 100V-1000V /0.06MΩ-50.00GΩ Megohm Tester Auto Ranging 2000 Counts 2V~750V AC/DC Voltmeter with 500 Data Storage LCD Display(ZC-501)
9.5Excellent
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4
UNI-TUNI-T 1000V Megohmmeter Insulation Megger Tester, Ground Resistance Tester Meter 0 Megohm to 5.5GΩ with AC 100V/250V/500V Testing Voltage & LCD Display Backlight(UT501A)
9.2Excellent
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5
ZOYIZOYI ZT-1000R 2-in-1 Megohmmeter 1000V with DAR & Digital Multimeter, Insulation Resistance up to 20GΩ, 19999 Counts, AC/DC Diodes Ohm, TRMS, Auto-Ranging, Backlit LCD Screen, for Professional
9.1Excellent
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6
FUHUOLUM500 Insulation Tester MEGOHMMETER, Compatible with Supco M500 Electronic Megohmmeter, Multimeter Tester, Compressor Tester HVAC, Battery Operated, 1000 Megohms at 500 Volts, with Soft Carrying Case
9.0Excellent
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SupcoSupco M500 Insulation Tester/Electronic Megohmmeter with Soft Carrying Case, 0 to 1000 megohms Black
10% OffKey specs-
Display Type:Zone scale
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Power Source:2 C batteries
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Voltage Range:Up to 500 VAC
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Resistance Range:Up to 1000 MΩ
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Test Current:N/A
8.7Very Good
Our Rating
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8
BTMETERBTMETER Megohmmeter 1000V Insulation Resistance Tester, Electrical Megaohm Meter 200MΩ~2K Megohm Megger with 250V/500V/1000V Testing Voltage, Digital Multimeter Measure AC DC Voltage
8.6Very Good
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9
KKnoonMH13 250V-2500V Digital Insulation Resistance Tester 1MΩ-200GΩ Megger Megohm Testing Meter Auto Range 2000 Counts LCD Display 10V~600V AC/DC Voltmeter with 100 Data Storage
8.5Good
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10
BTMETERBTMETER BT-6688B Megohmmeter 200 Gig Ohm Digital Insulation Resistance Tester, 500V/1kV/2.5kV/5kV Test Voltage, Auto Ranging, Backlight Display
8.3Good
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