In this article, we will explore the Best Insulation Tester that are now on the market. In addition to that, we have provided you with a detailed guide that will assist you in choosing the right product. We really hope that by looking through the reviews of the top Best Insulation Tester products that we’ve provided below, you’ll be able to quickly narrow your choices and select the one that best satisfies your needs.
We have spent lots of time testing. According to our research, we think KLEIN TOOLS Best Insulation Tester is the best overall. For more of our top picks, read on! Also, check out our buying guide for some tips on how to choose the right Best Insulation Tester.
Editor's Choice
Klein Tools ET600 Multimeter, Megohmmeter Insulation Tester, 4000 Ohms Resistance,
Premium Pick
Digital Insulation Resistance Tester 100V-1000V /0.06MΩ-50.00GΩ Megohm Tester Auto Ranging 2000
Budget Pick
M500 Megohmmeter for Insulation Testing,Compatible with Compressor Tester HVAC, Multimeter Tester,
Top 10 Best Insulation Tester
We researched and compared the top products in the Best Insulation Tester category to provide you with these recommendations.
1. Klein Tools ET600 Multimeter, Megohmmeter Insulation Tester, 4000 Ohms Resistance,
- INSULATION RESISTANCE TESTING: The Voltage Tester measures insulation resistance up to 4000M at 125V, 250V, 500V, and 1000V DC, ensuring thorough insulation testing
- SIMPLE TESTING: Equipped with test and lock buttons, the Megohmmeter provides easy and straightforward insulation testing for efficient electrical diagnostics
- VOLTAGE DETECTION: The warning alarm and high voltage icon on the tester enable the detection of voltage, enhancing safety during electrical testing
- MULTIPLE MEASUREMENTS: Measure up to 1000V AC/DC, resistance, and continuity, offering versatile functionality for comprehensive electrical measurements
- ACCURATE RESULTS: Automatic ranging True Root Mean Square (TRMS) technology ensures increased accuracy in measurements, delivering precise and reliable results
- USER-FRIENDLY FEATURES: The backlit display with a bar graph, along with icons for Auto-power off, High Voltage, Max/Min, and Hold, enhances usability and readability
- BATTERY INDICATOR: The low battery indicator alerts users when the battery is running low, and the easily replaceable battery and fuse ensure convenient maintenance and uninterrupted testing
2. Digital Insulation Resistance Tester 100V-1000V /0.06MΩ-50.00GΩ Megohm Tester Auto Ranging 2000
- Accurate Measurement, Safeguard Equipment Safety: With Resistance Range: 0.06M-50.00G Ultra-wide measurement range, whether it is a small insulation defects, or high resistance value of the insulation material detection can be accurately dealt with. DC Voltage Range: 2.0 ~ 1000V, AC Voltage Range: 2.0 ~ 750V, in the regular maintenance of power equipment such as transformers, motors, can accurately measure the insulation resistance, timely detection of potential insulation hazards, to ensure stable operation of the equipment, to avoid downtime accidents caused by insulation failures, is the electric power industry to protect the safety of the equipment's right-hand man.
- Multi-speed voltage, suitable for a variety of scenarios: Rated Voltage (V): 100-1000V Multi-speed test voltage output, can meet the needs of different electrical equipment and insulation materials testing. The test voltage can be flexibly selected for products of different voltage resistance levels to efficiently test the insulation performance of products; in the building electrical installation site, insulation tests can be conducted on wires and cables of different specifications to ensure that the installation of the electrical system meets the safety standards.
- Automatic ranging, easy and efficient operation: resistance resolution: 0.01M, with 2000 counts of automatic ranging function, to improve testing efficiency. For maintenance personnel who frequently conduct insulation tests, whether in the inspection of household electrical equipment or industrial equipment maintenance site, you can quickly obtain accurate test results.
- Voltage Measurement, Expanding Test Functions: Integrated 2V - 750V AC/DC voltage measurement function, in addition to insulation resistance test, it can also measure AC and DC voltages in circuits. In communication base station maintenance, it can not only test the insulation resistance of the equipment, but also measure the power supply voltage synchronously, so as to comprehensively assess the operating status of the equipment; in laboratory research, it can meet the demand for a variety of electrical parameter measurements, providing comprehensive data support for scientific research work.
- Data storage, convenient traceability analysis: equipped with 500 data storage LCD display, can store a large number of test data, and clearly displayed on the screen. In the inspection work of the power system, the staff can store the test data at different times and places, and then through data analysis, master the change trend of the insulation performance of the equipment, which provides a strong basis for the preventive maintenance of the equipment; in the quality inspection organization, the stored data is convenient for the comparison and analysis of the insulation performance of the products in different batches, which ensures the stability of the product quality.
3. M500 Megohmmeter for Insulation Testing,Compatible with Compressor Tester HVAC, Multimeter Tester,
- High-Precision Insulation Testing: The M500 megohmmeter measures insulation resistance up to 1,000 megohms at 500 volts AC. The M500 megohmmeter suitable for motors, transformers, and HVAC systems, enabling rapid defect detection.
- Clear and Intuitive Display: After multiple tests, the M500 Megohmmeter can quickly assess equipment health. Equipped with a resistance grading system, it clearly displays the insulation status (Good / Normal / Risk).
- Durable Design: The M500 insulation tester features a rugged industrial-grade ABS double-sided housing, delivering exceptional impact resistance and abrasion resistance. It can withstand daily impacts, friction, and harsh working environments, significantly extending the service life of the M500 megohmmeter.
- Portable & Easy Storage:The M500 insulation tester comes equipped with 6-inch test leads, a soft carrying case, and an instruction manual. It is battery-powered (batteries not included) and features a removable rear panel for convenient lead storage and organization, enabling you to perform professional insulation tests anytime, anywhere.
- Wide Applications: The M500 megohmmeter is specifically designed for HVAC, motor, and transformer maintenance. It integrates motor winding testing, compressor testing, HVAC system checks, and panel/relay inspections into one device, making it an essential tool for efficiently performing 500V insulation tests.
4. UEi IRT807 Insulation Resistance Tester 1000V AC/DC, Advanced Megohmmeter Measures Insulation
- Wide Testing Range & Very Accurate The IRT807 provides voltage testing at 50V, 100V, 250V, 500V, 1000V with a range of 0.01M-2G. The IRT807 provides highly accurate readings with an accuracy of 1.5-3% + 5 digits when measuring between 0.01M-500M.
- High Safety Rating The IRT807 is CATIV rated up to 600V, and CATIII up to 1000V to guarantee you are well protected on the jobsite
- Great Design Easy to read LCD Display with backlight and a work light to illuminate dark environments. The unit also includes a durable protective rubber boot with a kickstand to ensure ease of use. The rubber boot also includes test lead holders for compact storage. Auto power off to save battery
- Efficient Features Save time with automatic calculation of polarization index (PI) and dielectric absorption ratio (DAR). Versatile reading options including, Hold, Zero, Lock, and Compare
- Complete Kit The IRT807 comes with everything you need. The insulation test kit includes Silicone test leads with alligator clips, insulation test probe with alligator clips, a K-Type thermocouple, a soft carrying case, and 4 AA batteries
5. Fluke 1507 Digital Megohmmeter Insulation Resistance Tester, for Advanced Industrial and Electrical
- Your unit is calibrated prior to shipment with a New NIST-Traceable Calibration Certificate with Data
- The NIST calibration provides you assurance your instrument meets manufacturers specifications. Your instrument is ready to use day one meeting most quality system standards
- Repetitive or hard-to-reach testing is easy with the remote test probe
- Live circuit detection prevents insulation test if voltage greater than 30-Volts is detected for added user protection
- Read measurements easily with large, backlit display
6. Supco M500 Insulation Tester/Electronic Megohmmeter with Soft Carrying Case, 0 to 1000 megohms Black
- Measure insulation values up to 1000 me ohms at 500 VAC
- Zone scale to indicate insulation condition
- Hand held
- Test Leads store in case
- Operates on 2 C batteries (not included)
7. Fluke - FLUKE-1587 FC FLUKE 1587 FC 2-in-1 Insulation Multimeter
- PI (polarity index) /DAR (dielectric absorption ratio) with Trend It graphs identifies problems faster
- Memory storage through mobile Fluke Connect Measurements App eliminates writing down results, reduces errors and saves data for historical tracking over time
- Temperature Compensation through App helps establish accurate baselines and relevant historical comparisons
8. ZOYI ZT-1000R 2-in-1 Megohmmeter 1000V with DAR & Digital Multimeter, Insulation Resistance up to
- Professional-Grade 2-in-1 Electrical Tester: Multimeter & MegohmmeterZT-1000R is a device with both a high-precision digital multimeter and a professional insulation resistance tester (megohmmeter). If you need to measure current and voltage or detect leakage, with this multimeter you don't need to carry multiple devices, it dramatically improves your work efficiency, is the ideal tool for electricians, engineers, maintenance technicians.
- Advanced Insulation Diagnostics: DAR + PI TestingThis insulation tester supports DAR testing and PI testing in addition to traditional insulation resistance testing, enabling it to meet more specialized testing needs. Quantify insulation quality degradation and predict failures in motors, transformers, and cables critical for preventive maintenance programs.
- A specialized Tool for Measuring LeakageThis insulation tester measures the resistance of insulating materials under high voltage. If the resistance value is higher, it indicates better insulation performance. It can also detect insulation defects: e.g. aging of the insulation, moisture, cracking, contamination or mechanical damage, which can lead to a reduction in insulation resistance and may trigger a leakage or short circuit.
- All-around Measurement, All in OneMore than just a basic multimeter! It can also accurately measure AC/DC voltage, resistance, capacitance, diode on-off voltage drop, temperature (need to be adapted to the probe), frequency. It is fully functional and can help you meet all kinds of electrical diagnosis and repair challenges.
- Professional Grade Insulation Testing, 5 High Voltage Grades AvailableThis megohmmeter provides five standard test voltages of 50V, 100V, 250V, 500V, 1000V to meet the needs of insulation resistance safety testing in different scenarios ranging from low-voltage electronic equipment to power lines and motor windings to ensure safety at work.
- 19999 Ultra High Count & Intelligent Auto-RangingThis digital multimeter is equipped with an advanced 19999 count display that provides extremely accurate readings. Intelligent auto-range function eliminates the hassle of manually switching gears and simplifies the operation process, making measurements faster and more hassle-free, especially for complex environments.
- User-friendly Design, Long Battery Life, and Insulated Rubber CaseThis 2-in-1 multimeter is equipped with a large backlit LCD screen, ensuring that you can easily view data even in low-light environments. The device has a built-in high-capacity rechargeable lithium battery (14500mAh) and uses a battery compartment to charge the lithium battery. It also supports an auto-shutdown function to effectively save power. The megohmmeter with an insulated rubber housing not only protects the device from damage caused by drops but also ensures your safety during measurements.
9. MH13 250V-2500V Digital Insulation Resistance Tester 1MΩ-200GΩ Megger Megohm Testing Meter Auto
- Insulation Resistance Tester: this instrument applies automatic voltage release function, with high stability and reliability, features maximum 2000 counts, 100 groups of data storage, and 1M-200G insulation resistance measuring range.
- AC/DC Voltage Measuring: rated output voltage is variable, easy to switch between 250V/ 500V/ 1000V/ 2000V/ 2500V through the up/ down button. It can measure AC and DC voltage with the range of 10V-600V. Battery operated, with large digital LCD backlit display, easy to read.
- Solve Practical Problems: it is suitable for measuring the insulation resistance of various electrical equipment and insulating materials such as transformers, motors, cables, switches, electrical appliances, etc. It is suitable for maintenance, repair, test and etc..
- Safe Operation, Portability: high voltage indication to remind you of safe operation; low battery indication to remind you of replacing batteries in time. The instrument has fashionable appearance and stable performance. Dustproof and moisture-proof construction fits for outdoor use. Comes with a zipper storage bag for easy storage and portability.
- Data Hold & Data Storage: with data hold function for conveniently data checking, and it can store up to 100 set of the measured insulation resistance value, the data browse and delete also can be operated easily.
- Large LCD Screen & Easy to Control: soft push buttons is easy to operate, the large LCD display screen with bright backlight, convenient to check the measured data at a glance even in the dark environment. Silicone Protective Case: protected with a soft silicone cover, you can use the meter at various condition without worrying it from falling down or scratch by hardware
10. M500 Insulation Tester/Electronic Megohmmeter – 0 to 1000 Megohms, 500V, with Soft Carrying Case
- Measures 20-1000 megohms at 500V with clear LED indicators for quick fault detection.
- Zone scale to indicate condition of insulation
- Includes zippered carrying case and stores test leads internally. Runs on 2xC batteries(not included)
- Easy to hold and carry, Impact resistant thermoplastic case, safe and durable, waterproof and corrosion-resistant, easy to wipe and clean.Back panel removable for test lead storage.
- Wide Application:refrigeration & air Conditioning compressors,motors & appliances,panel boards,relay control circuits.
Michel
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