Megger MIT420/2 Insulation Tester 50 V, ...

Megger - MIT420/2 Insulation Tester 50 V, 100 V, 250 V, 500 V & 1000 V

Supplier: OBIAT Electronics Pty Ltd

MIT420/2 Insulation Tester 50 V, 100 V, 250 V, 500 V & 1000 V

The Megger MIT420/2 Insulation Tester is a versatile tool designed for precise insulation and continuity testing across various sectors.

CAT IV 600 V rating for maximum safety.

Receive 1-3 days from order

Overview

The Megger MIT420/2 Insulation Tester is an advanced instrument tailored for professionals in electrical testing, including power utilities, telecommunications, automotive, and industrial applications. It offers reliable and precise measurements, making it ideal for electricians and maintenance engineers. Capable of testing insulation up to 1000 V with a maximum resistance measurement of 200 GO, it meets diverse testing requirements across multiple environments.

Key Features

Exceptional Safety Ratings: Rated CAT IV 600 V, ensuring maximum safety at elevated voltage levels.
Adjustable Test Voltages: Customise test voltages from 50 V to 1000 V to suit specific testing conditions.
Comprehensive Dual Display Readout: Displays insulation resistance alongside test voltage or leakage current for enhanced efficiency.
Advanced Measurement Capabilities: Handles extensive measurements with a range of 20 GO to 200 GO.
Continuous Testing Options: Offers 20 mA or 200 mA continuity testing, optimising battery life.
Automated Diagnostics: Built-in PI and DAR testing for swift diagnostic assessments.
True RMS Voltage Measurement: Ensures precise readings on noisy electrical lines.
User-Friendly Design: Auto-ranging voltage measurement and live circuit warnings for ease of use.
Durability and Protection: IP54 rating for dust and splash protection, suitable for various environments.

Technical Specifications

Below are the detailed specifications of the Megger MIT420/2 Insulation Tester:

Test Voltage	50 V, 100 V, 250 V, 500 V, 1000 V
Insulation Accuracy	50 V: 10 GO ± 2% ± 2 digits ± 4.0% per GO 100 V: 20 GO ± 2% ± 2 digits ± 2.0% per GO 250 V: 50 GO ± 2% ± 2 digits ± 0.8% per GO 500 V: 100 GO ± 2% ± 2 digits ± 0.4% per GO 1000 V: 200 GO ± 2% ± 2 digits ± 0.2% per GO
Display Range	Analogue: 1 GO full scale
Resolution	0.1 kO
Short Circuit/Charge Current	2 mA +0% -50% to EN 61557-2(2007)
Open Circuit Voltage	-0% +2% ± 2V
Test Current	1 mA at min. pass value of insulation to a maximum of 2 mA max
Leakage	10% ±3 digits
Voltage	3% ±3 digits ±0.5% of rated voltage
Timer Control	60 second countdown timer
Continuity Measurement	0.01 O to 999 kO (0 to 1000 kO on analogue scale)
Continuity Accuracy	± 3% ± 2 digits (0 to 100 O) ±5% ±2 digits (100 to 500 kO) (500 kO to 1 MO unspecified)
Service Error	BS EN 61557-4 (2007) – ± 2.0%, 0.1 O – 2 O ± 6.8%
Open Circuit Voltage	5 V ± 1 V
Test Current	200 mA (–0 mA +20 mA)(0.01 O to 4 O)
Polarity	Single polarity (Default) / Dual polarity (configurable on setup).
Lead Resistance	Null up to 9.00 O
Voltage Range	AC: 10 mV to 600 V TRMS sinusoidal (15 Hz to 400 Hz) DC: 0 to 600 V
Volt Range Accuracy	AC: ±2% ±1 digit DC: ±2% ±2 digit
Waveform	Unspecified range: 0 – 10 mV (15 to 400 Hz)
Frequency Measurement Range	15 Hz – 400 Hz
Frequency Measurement Accuracy	±0.5% ± 1 digit (100 Hz to 400 Hz unspecified)
Capacitance Measurement	1 nF to 10 µF
Capacitance Measurement Accuracy	± 5.0% ± 2 digits (0.1 nF – 1 nF unspecified)
Storage Capacity	>1000 test results
Data Download	Bluetooth® wireless, Class II, Range up to 10 m
Power Supply	6 x 1.5 V cells (IEC LR6)
Battery Life	3000 insulation tests
Dimensions	228 mm x 108 mm x 63 mm
Weight	600 g (instrument only)
Safety Protection	EN 61010-1 (1995) to 600 V phase to earth, Category IV
Operating Temperature Range	-10 to +55 °C
IP Rating	IP 54

Overview

Key Features

Exceptional Safety Ratings: Rated CAT IV 600 V, ensuring maximum safety at elevated voltage levels.
Adjustable Test Voltages: Customise test voltages from 50 V to 1000 V to suit specific testing conditions.
Comprehensive Dual Display Readout: Displays insulation resistance alongside test voltage or leakage current for enhanced efficiency.
Advanced Measurement Capabilities: Handles extensive measurements with a range of 20 GO to 200 GO.
Continuous Testing Options: Offers 20 mA or 200 mA continuity testing, optimising battery life.
Automated Diagnostics: Built-in PI and DAR testing for swift diagnostic assessments.
True RMS Voltage Measurement: Ensures precise readings on noisy electrical lines.
User-Friendly Design: Auto-ranging voltage measurement and live circuit warnings for ease of use.
Durability and Protection: IP54 rating for dust and splash protection, suitable for various environments.

Technical Specifications

Below are the detailed specifications of the Megger MIT420/2 Insulation Tester:

Test Voltage	50 V, 100 V, 250 V, 500 V, 1000 V
Insulation Accuracy	50 V: 10 GO ± 2% ± 2 digits ± 4.0% per GO 100 V: 20 GO ± 2% ± 2 digits ± 2.0% per GO 250 V: 50 GO ± 2% ± 2 digits ± 0.8% per GO 500 V: 100 GO ± 2% ± 2 digits ± 0.4% per GO 1000 V: 200 GO ± 2% ± 2 digits ± 0.2% per GO
Display Range	Analogue: 1 GO full scale
Resolution	0.1 kO
Short Circuit/Charge Current	2 mA +0% -50% to EN 61557-2(2007)
Open Circuit Voltage	-0% +2% ± 2V
Test Current	1 mA at min. pass value of insulation to a maximum of 2 mA max
Leakage	10% ±3 digits
Voltage	3% ±3 digits ±0.5% of rated voltage
Timer Control	60 second countdown timer
Continuity Measurement	0.01 O to 999 kO (0 to 1000 kO on analogue scale)
Continuity Accuracy	± 3% ± 2 digits (0 to 100 O) ±5% ±2 digits (100 to 500 kO) (500 kO to 1 MO unspecified)
Service Error	BS EN 61557-4 (2007) – ± 2.0%, 0.1 O – 2 O ± 6.8%
Open Circuit Voltage	5 V ± 1 V
Test Current	200 mA (–0 mA +20 mA)(0.01 O to 4 O)
Polarity	Single polarity (Default) / Dual polarity (configurable on setup).
Lead Resistance	Null up to 9.00 O
Voltage Range	AC: 10 mV to 600 V TRMS sinusoidal (15 Hz to 400 Hz) DC: 0 to 600 V
Volt Range Accuracy	AC: ±2% ±1 digit DC: ±2% ±2 digit
Waveform	Unspecified range: 0 – 10 mV (15 to 400 Hz)
Frequency Measurement Range	15 Hz – 400 Hz
Frequency Measurement Accuracy	±0.5% ± 1 digit (100 Hz to 400 Hz unspecified)
Capacitance Measurement	1 nF to 10 µF
Capacitance Measurement Accuracy	± 5.0% ± 2 digits (0.1 nF – 1 nF unspecified)
Storage Capacity	>1000 test results
Data Download	Bluetooth® wireless, Class II, Range up to 10 m
Power Supply	6 x 1.5 V cells (IEC LR6)
Battery Life	3000 insulation tests
Dimensions	228 mm x 108 mm x 63 mm
Weight	600 g (instrument only)
Safety Protection	EN 61010-1 (1995) to 600 V phase to earth, Category IV
Operating Temperature Range	-10 to +55 °C
IP Rating	IP 54

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AI Overview BETA

The Megger MIT420/2 is an insulation and continuity tester that measures electrical insulation, continuity and voltage. Its dual display shows insulation resistance alongside test voltage or leakage current, letting users read both measurements together during a test. Electricians and maintenance engineers in power utilities, telecommunications, automotive and industrial settings can use PI and DAR tests for diagnostic assessments.

Bluetooth® data download; over 1,000 results stored, with range up to 10 m
Five selectable test voltages, from 50 V to 1,000 V
CAT IV 600 V rating
20 mA or 200 mA continuity testing
IP54 dust and splash protection

Source: listing by OBIAT Electronics Pty Ltd on IndustrySearch · Updated 4 Nov 2026
Supplier document: Megger-MIT410-2-CAT-IV-Insulation-Tester (PDF)

AI Overview is generated by artificial intelligence and may contain mistakes.

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Supplier

Supplier: OBIAT Electronics Pty Ltd

Distribution: Australia Wide

Location: Castle Hill, NSW

Customers: Electricians, Power, Mining, End Users

Trade With Confidence. The supplier of this item is approved as a Verified Supplier. Business registration, contact details and locations have been verified. OBIAT Electronics Pty Ltd are also proudly displaying these credentials:

Established:

1986

Employees:

1-5

Customers:

Electricians, Power, Mining, End Users

Certifications:

All Products Certified

Distribution:

Australia Wide

Location:

Castle Hill , NSW