Megger tpt420 Two Pole Voltage Tester

Megger TPT420-VOLTAGE TESTER Key Features :

  • CAT IV/1000 V
  • IP64 Rated
  • 12 – 1000 V AC
  • 12 – 1500 V DC
  • Continuity test function with visual and acoustic indication
  • Voltage indication with no batteries
  • Single pole voltage test
  • Phase rotation indication
  • Integrated torch light
(1 customer review)
SKU: 3460

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Megger TPT420 Voltage Tester

The Megger TPT420 voltage tester is designed to provide electricians and electrical engineers with an easy-to-use voltage-indicating instrument. The meter will continue to warn the operator of dangerous test voltages even when the batteries are exhausted. With both LCD and LED displays, the TPT420 provides both AC and DC voltage measurements – from 12 to 1000 V AC and up to 1500 V DC. In addition, a continuity function within the range 0 to 500 kΩ, is included and for added safety, continuity, and voltage measurements are also accompanied by an acoustic sounder.

Key Features of the Megger TPT 420

  • Voltage Testing: The TPT420 can test AC and DC voltages up to 690V, providing clear indication through an LCD display that shows the exact voltage present. This feature is particularly useful for troubleshooting electrical systems where precise voltage levels need to be measured.
  • Continuity Testing: The device includes a continuity test function with optical and acoustic indicators, which is essential for checking wiring connections and identifying breaks in circuits.
  • Phase Rotation Test: For three-phase systems, the TPT420 can check phase rotation, which is critical for installing equipment correctly and ensuring that machinery operates safely.
  • Polarity Detection: This feature automatically detects polarity on DC circuits, a useful function when working with battery systems or DC power supplies.
  • RCD Functionality: The tester has a built-in RCD tripping feature, which helps test the functionality of Residual Current Devices, ensuring they will trip as expected in the event of a fault.
  • Robust Design: Designed with the rigors of daily use in mind, the Megger TPT420 is durable, with a rubber casing that provides a solid grip and resistance to impact. It is also rated for CAT IV 600V and CAT III 690V applications, making it suitable for use on higher power installations.

Applications of tpt420 megger

The Megger TPT420 is versatile and can be used in various settings including:

  • Electrical Installations: Checking wiring, switchgear, and electrical panels for proper operation.
  • Maintenance and Troubleshooting: Diagnosing faults in residential and commercial electrical systems.
  • Industrial Systems: Ensuring machinery and three-phase systems are correctly installed and functioning.

Megger TPT420-VOLTAGE TESTER Specifications:

  • Display: 13 LEDs, 4 Digit LCD (0.1V Resolution)
  • Voltage Range:LED: ±12, 24, 50, 120, 230, 400, 690, 1000 V, LCD: 12 – 1000 V AC/1500 V DC
  • Voltage Warning Indication LED: <50 VAC, <120 VDC
  • Backlight: Automatic
  • Polarity Indication: Automatic
  • Frequency Range: 40 – 400Hz
  • Peak Current: Is<3.5 mA (@1000 V)
  • Single Pole Test: 100 – 1000 V AC (50/60 Hz)
  • Phase Rotation: 120 – 400 V Phase to phase, AC 50/60 Hz
  • Continuity Indication: >500 kΩ + 50%
Related Products

Here, we are referring to some products as related products, and we provide a brief description of each.

  • Megger MPU690:A portable battery-operated voltage source that can confirm the proper operation of two-pole voltage detectors is provided by the MPU690 proving unit.
  • Megger MET1000 is a multifunctional voltage and current tester that gives electricians and electrical engineers a versatile and robust handheld meter with detachable test leads.
1 review

1 review for Megger tpt420 Two Pole Voltage Tester

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  1. Lincoln

    great tool

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Megger since 1889 is a leading global premium manufacturer of measurement and testing technology. Megger top priority has always been to make your everyday work easier and safer. As such, insulation testers, micro-ohmmeters, and multimeters are among the long line of Megger inventions, making this brand one of the pioneers in the electrical industry. Megger products combine many years of experience and the valued feedback from our global users with the inventiveness and conscientiousness of our product developers. In Germany, we manufacture at three sites, Aachen, and Baunach near Bamberg and Radeburg near Dresden. Other manufacturing locations are based in Sweden, England, and America.



Data Sheet


Specification Details
Display 13 LEDs, 4 Digit LCD (0.1V Resolution)
Voltage Range LED: ±12, 24, 50, 120, 230, 400, 690, 1000 V, LCD: 12 – 1000 V AC/1500 V DC
Voltage Warning Indication LED: <50 VAC, <120 VDC
Backlight Automatic
Polarity Indication Automatic
Frequency Range 40 – 400Hz
Peak Current Is<3.5 mA (@1000 V)
Single Pole Test 100 – 1000 V AC (50/60 Hz)
Phase Rotation 120 – 400 V Phase to phase, AC 50/60 Hz
Continuity Indication >500 kΩ + 50%