- Details
- Category: Ground Resistance Testers

The Extech 380465 is a Kelvin Clip Test Lead Set for the Milliohm Meter Models 380460 and 380462. The 380465 is made of small, sturdy field service housing with a protective cover.
- Details
- Category: Ground Resistance Testers

The Extech 380396 can measure insulation resistance up to 60 GΩ at test voltages of 500 V, 1000 V, 2500 V, and 5000 V. It also measures polarization index (PI), dielectric absorption ratio (DAR), and AC/DC voltage to 600 V with a min/max function. It also contains peak and relative functions, as well as an IR measuring timer ranging from 1 to 15 minutes. Includes test leads, eight C batteries, a 220 V AC adaptor, a heavy-duty carrying bag, and a user handbook.
AC Voltage | 0 to 600V |
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AC Voltage Basic Accuracy | ±1% of reading |
Continuity | 50Ω |
DC Voltage | 0 to 600V |
DC Voltage Basic Accuracy | ±1% of reading |
Insulation Resistance | 6MΩ, 60MΩ, 600MΩ, 6GΩ, 60GΩ |
Insulation Resistance Basic Accuracy | ±2.5% of reading |
Insulation Test Voltage | 500V, 1000V, 2500V, 5000V |
Resistance | 0 to 600Ω |
Certifications | CE |
Dimensions | 7.8 × 5.8 × 3.4" (198 × 148 × 86mm) |
Display | Backlit segment LCD with bargraph |
Power | 8 × C (1.5V) batteries, 220V AC adaptor |
Safety Category | CAT IV-600V |
Warranty | 2 years |
Weight | 3.2lb (1438g) |
- Details
- Category: Ground Resistance Testers

The Extech 380395 can measure insulation resistance up to 60 GΩ with test voltages of 500 V, 1000 V, 2500 V, and 5000 V. It has features such as polarization index measurement (PI), dielectric absorption ratio measurement (DAR), AC/DC voltage measurement up to 600 V, peak and relative functions, and a 1-15 minute timer function for IR measurements. Includes test leads, eight C batteries, a 120 V AC adaptor, a heavy-duty carrying bag, and a user handbook.
AC Voltage | 0 to 600V |
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AC Voltage Basic Accuracy | ±1% of reading |
Continuity | 50Ω |
DC Voltage | 0 to 600V |
DC Voltage Basic Accuracy | ±1% of reading |
Insulation Resistance | 0 to 6MΩ , 0 to 60MΩ , 0 to 600MΩ , 0 to 6GΩ , 0 to 60GΩ |
Insulation Resistance Basic Accuracy | ±2.5% of reading |
Insulation Test Voltage | 500V, 1000V, 2500V, 5000V |
Resistance | 0 to 600Ω |
Certifications | CE |
Dimensions | 7.8 × 5.8 × 3.4" (198 × 148 × 86mm) |
Display | 4.4 × 2.75" backlit segment LCD with bargraph |
Power | 8 × C (1.5V) batteries, 120V AC adaptor |
Safety Category | CAT IV-600V |
Warranty | 2 years |
Weight | 3.2lb (1438g) |
- Details
- Category: Ground Resistance Testers

The Extech 380320 Analog Insulation Tester features a big, easy-to-read analog display. It includes a live circuit warning that shows the actual AC voltage reading. It also has an automatic discharge circuit, a lock power on feature for longer test times, and insulation resistance of up to 400 MΩ. The kit includes heavy duty test leads, an alligator clip test lead, 6 AA batteries, a hanging rope, and a protective carrying box.
AC Voltage | 0 to 600V |
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AC Voltage Basic Accuracy | ±5% of scale |
Continuity | 3Ω |
Continuity Basic Accuracy | ±3% of scale |
Insulation Resistance | 0 to 100MΩ, 0 to 200MΩ, 0 to 400MΩ |
Insulation Resistance Basic Accuracy | ±5% of scale |
Insulation Test Voltage | 250V, 500V, 1000V |
Resistance | 1 to 500Ω |
Certifications | CE |
Dimensions | 7.9 × 3.6 × 2" (200 × 92 × 50mm) |
Display | Analog |
Power | 6 × AA (1.5V) batteries |
Safety Category | CAT III-1000V |
Warranty | 2 years |
Weight | 1.2lb (546g) |