Skip to content
Triplett Full Product Catalog: Volume 27 Now Available
en English
zh-tw Chinese (Traditional)en Englishfr Frenchde Germanhi Hindiit Italianja Japanesees Spanishvi Vietnamese
Triplett Digital Insulation Tester MG430

Digital Insulation Tester - Tests Insulation Resistance to 2000MΩ, CAT III 1000V - (MG430)

Free Shipping*
by Triplett
SKU MG430
614395002275
R 5,384.00 - R 7,519.00
R 5,384.00
R 5,384.00 - R 7,519.00
R 5,384.00
Version: Standard

Extended Lead Time: Up to 11 business days for NIST Calibration

Product Information

  • The Triplett Model MG430 tests Insulation Resistance to 2000MΩ using three test voltages (250V, 500V, and 1000V), and also measures AC/DC Voltage and Low Resistance (Continuity).
  • Additional features include a Lock Power function for hands-free operation, Data Hold to "freeze" the reading on the display, Backlit Dual LCD display, Auto power off, plus Low Battery and Overrange Indication.
  • CAT III 1000V safety category.
  • Includes test leads with alligator clip, (6) AA batteries, and carrying case.
  • 1-year warranty.

MG430-NIST Comes with Certificate of traceability to NIST standards 
Please add 11 business days lead-time for the NIST calibration process

 

CATEGORY: INSULATION TESTERS

  • Insulation Resistance to 2000MΩ
  • 250V, 500V, and 1000V Test Voltages
  • Lock Power feature for hands-free operation
  • Dual LCD display
  • Low Ohms and Continuity
  • Low Battery and Overrange Indication
  • CAT III 1000V safety category
  • Includes test leads with alligator clip, (6) AA batteries, and carrying case
  • 1-year warranty 
MG430
Insulation Range 200Ω, 1000MΩ, 2000MΩ
Accuracy ±3%
Resolution 0.1MΩ
Test Voltages 250V, 500V, 1000V
AC/DC Voltage 750VAC/1000VDC
Resistance 200Ω,200kΩ
Continuity <40Ω
Safety Category CAT III 1000V
Power (6) AA batteries
Dimensions  7.8 x 3.6 x 1.9” (200 x 92 x 50mm)
Weight 24.6oz (700g)
Datasheet
User Manual (PDF)
A digital insulation tester (1000V) is an electronic instrument used to measure the electrical insulation resistance of various electrical systems, cables, and equipment. It operates at a test voltage of 1000 volts, allowing it to evaluate the insulation condition of high-voltage components effectively.
Digital insulation testers apply a high test voltage to the electrical component under examination and measure the resistance of the insulation. The instrument displays the insulation resistance value on a digital screen, providing a clear and accurate reading of the component's insulation condition.
Digital insulation testers (1000V) come with various features, including a high test voltage range, multiple test voltage settings, an easy-to-read digital display, and insulation resistance measurements in megaohms. Some models may also have built-in memory for data storage and Bluetooth connectivity for data transfer.
Digital insulation testers (1000V) are widely used in electrical maintenance, installation, and troubleshooting tasks. They assess the insulation integrity of motors, transformers, generators, cables, switches, and other electrical equipment, ensuring safe and efficient operation.
Yes, digital insulation testers are designed with safety features to protect users from electrical hazards during testing. They often have a safety lockout mechanism, inhibit testing in the presence of live voltage, and provide overvoltage protection to prevent accidental electrical contact.
While designed for high-voltage applications, digital insulation testers (1000V) can also test low-voltage systems and equipment. Use the appropriate test voltage setting for accurate readings on low-voltage components.
Insulation resistance readings are displayed in megaohms (MΩ). Higher values indicate better insulation integrity, while lower values may suggest potential insulation breakdown or degradation.
Yes, like all measuring instruments, digital insulation testers require periodic calibration for accuracy and reliability. Manufacturers recommend regular calibration intervals.
Digital insulation testers indicate if insulation resistance is within an acceptable range but do not identify specific insulation faults. Detailed fault diagnostics may require additional testing methods and equipment.
Yes, many digital insulation testers are suitable for testing both AC and DC systems. Check the model's specifications for compatibility with the systems you intend to test.
 Need Help? Our experts are here to help you 
Contact Us