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EXTECH 380320 Insulation Resistance Tester

This insulation resistance tester provides three test voltages—250 V, 500 V, and 1000 V—for accurate resistance measurements up to 400 MΩ. It features resistance testing up to 500 Ω, continuity testing to 3 Ω, and AC voltage detection up to 600 V, making it versatile for electrical troubleshooting. The device includes a live circuit warning that displays actual AC voltage and a power lock for extended measurements. Its automatic discharge circuit ensures safety, while the large analog display provides clear, easy-to-read results. Compact and lightweight, it comes with test leads, alligator clips, batteries, and a carrying case for convenience.

Authorized Distributors
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Part No:380320
Stock:0
Inv Date:06-05-2026
Price: Unit price: $309
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Part No:380320
Stock:0
Inv Date:06-06-2026
Price: Unit price: $309
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Part No:380320
Stock:0
Inv Date:06-05-2026
Price: Unit price: $330.72
Buy/RFQ:
Part No:380320
Stock:0
Inv Date:06-05-2026
Price: Unit price: $309
Buy/RFQ:
Part No:380320
Stock:0
Inv Date:06-05-2026
Price: Unit price: $309
Buy/RFQ:
Part No:380320
Stock:0
Inv Date:06-05-2026
Price: Unit price: $309
Buy/RFQ:
Part No:380320
Stock:0
Inv Date:06-05-2026
Price: Unit price: $309
Buy/RFQ:
Part No:380320
Stock:0
Inv Date:06-05-2026
Price: Unit price: $309
Buy/RFQ:
Part No:380320
Stock:5
Inv Date:06-05-2026
Price: N/A
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Authorized Distributors
Part No:380320
Stock:0
Inv Date:06-05-2026
Price: Unit price: $309
Buy/RFQ:
Part No:380320
Stock:0
Inv Date:06-05-2026
Price: N/A
Buy/RFQ:
Part No:380320
Stock:2
Inv Date:05-11-2026
Price: N/A
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EXTECH 380320 Insulation Resistance Tester Specifications:

  • Test Voltage: 250V/500V/1000V
  • Insulation Resistance: 0 to 100MQ, 0 to 200MQ, 0 to 400MQ, accuracy ±5% of scale
  • AC Voltage: 0 to 600V, accuracy ±5% of scale
  • Resistance Measurement: 1 to 5000Ω, accuracy 23% of scale
  • Continuity Test: Up to 3Ω, accuracy ±3% of scale
  • Dimensions: 7.9 x 3.6 x 2 inches (200 x 92 x 50 mm)
  • Weight: 1.2 lbs (546 g), includes batteries and accessories
  • Short Circuit Current: 1.3 mA
  • Features: Live circuit warning, power lock, automatic discharge, heavy-duty test leads, alligator clips, carrying case

Buy the Buy Extech Insulation Resistance Tester Part Number 380320 Online

Purchase the Extech Insulation Resistance Tester online today to enjoy precise measurements with three test voltages, a large analog display, and safety features like live circuit warning and automatic discharge. This versatile device measures insulation resistance up to 400 MΩ, checks continuity up to 3 Ω, and detects AC voltage up to 600 V. Equipped with heavy-duty test leads, alligator clips, and a durable carrying case, it’s ideal for electrical troubleshooting in industrial or residential settings. Ensure safety and accuracy in your testing projects easily.

Order your Extech Insulation Resistance Tester Part Number 380320 today and ensure accurate, safe insulation testing with reliable analog performance.

Frequently Asked Questions

Where can I buy EXTECH 380320?

You can click on the BUY or RFQ button to purchase 380320 from an authorized EXTECH distributor.

How do I troubleshoot issues or seek technical support for part 380320?

You can download the 380320 datasheet or visit the EXTECH website for support.

Who is the manufacturer of 380320?

EXTECH

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