Adiradh offers advanced Insulation Resistance Testers, commonly known as Meggers or IR Testers, for precise high-voltage insulation testing. These 5 kV, 10 kV, and 15 kV IR testers serve power utilities, substations, industrial plants, and renewable energy installations. By applying a stable DC test voltage, these instruments actively detect insulation deterioration, moisture ingress, and aging at an early stage.
Moreover, the latest models deliver enhanced safety, strong noise immunity, and intelligent diagnostic functions such as PI, DAR, and timed tests. In addition, clear digital interfaces and onboard data storage increase testing speed and reporting accuracy. As a result, Adiradh’s insulation resistance testers enable reliable commissioning, preventive maintenance, and condition monitoring of transformers, cables, motors, and switchgear. This approach improves system performance and supports long-term asset reliability.

Insulation Resistance Testers (5 kV / 10 kV / 15 kV Meggers) meet diverse testing requirements across utilities and industrial environments.
For easy selection and correct application, professionally categorizes these IR testers into Essential, Advanced, and Expert models. This classification allows users to select the right solution based on functionality, diagnostics, and testing complexity.
The ESSENTIAL MIT515/2 & MIT1015 insulation resistance testers are designed to deliver accurate, reliable, and efficient insulation testing for electrical professionals. These advanced testers are widely used in industrial plants, utilities, and maintenance applications where safety and compliance are critical. Moreover, they support high-voltage insulation testing, making them ideal for cables, motors, transformers, and switchgear.
In addition, both models combine robust construction with user-friendly operation, ensuring dependable performance even in demanding field conditions. Thanks to their clear displays and stable measurement technology, engineers can easily identify insulation faults before they lead to failures. Furthermore, the ESSENTIAL series helps reduce downtime, improve maintenance planning, and enhance overall system reliability. As a result, these testers are a trusted choice for professionals who require precise results, long-term durability, and compliance with international testing standards.

Catalogue for MIT515/2 – 5 kV Insulation Resistance Tester (Essential)
The MIT515/2 Insulation Resistance Tester belongs to the essential category and provides accurate 5 kV insulation testing for industrial, utility, and commercial applications. Technicians use it for routine condition assessments of transformers, motors, generators, switchgear, and high-voltage cables. By applying a stable 5 kV DC test voltage, the MIT515/2 delivers precise insulation resistance measurements, enabling maintenance teams to detect moisture, insulation aging, and early-stage faults quickly.
The tester also includes key diagnostic functions such as IR, IR(t), Polarisation Index (PI), Dielectric Absorption Ratio (DAR), and Dielectric Discharge (DD). These features allow users to gain detailed insights into insulation health without extra complexity. Its integrated RE>Act™ technology confirms when insulation fully discharges, ensuring safe and reliable retesting. With a rugged design, user-friendly interface, and high safety rating, the MIT515/2 offers a practical, efficient, and dependable solution for everyday high-voltage insulation testing in demanding field conditions.
Catalogue for MIT1015 – 10 kV Insulation Resistance Tester (Essential)
The MIT1015 Insulation Resistance Tester is a robust essential-category 10 kV Megger designed for higher-voltage insulation testing applications. Engineers commonly use it to assess large transformers, long power cables, rotating machines, and critical substation assets. By delivering precise insulation resistance measurements at test voltages up to 10 kV, the MIT1015 helps teams identify insulation degradation, contamination, and electrical or thermal stress before failures occur.
In addition, the instrument supports advanced diagnostic testing, including IR, IR(t), PI, DAR, DD, step voltage, and ramp testing. These capabilities ensure a thorough evaluation of insulation condition. The built-in PI Predictor™ reduces overall testing time, while RE>Act™ mode improves safety and result accuracy. Designed for harsh environments, the MIT1015 features a durable enclosure, strong noise immunity, and simple operation. Consequently, it serves as a dependable tool for preventive maintenance, commissioning, and long-term asset protection programs.
The ADVANCED MIT525/2, MIT1025/2 & MIT1525/2 insulation resistance testers are engineered for high-level electrical testing where precision, safety, and reliability are essential. These instruments are designed to meet the needs of power utilities, heavy industries, and critical infrastructure projects. Moreover, they support high-voltage insulation testing, making them suitable for large motors, generators, cables, transformers, and substations.
In addition, the ADVANCED series combines powerful testing capability with intelligent measurement features to deliver stable and repeatable results. As a result, engineers can confidently assess insulation health and detect potential failures at an early stage. Furthermore, the rugged build quality ensures consistent performance in harsh site conditions, while the intuitive interface improves testing efficiency. Consequently, these models help reduce maintenance risks, enhance asset life, and support compliance with international electrical testing standards, making them a trusted choice for demanding applications.

Catalogue for MIT525/2 – 5 kV Insulation Resistance Tester (Advanced)
The MIT525/2 Advanced Insulation Resistance Tester delivers accurate 5 kV testing for industrial, utility, and commercial applications. Technicians use it to inspect transformers, motors, switchgear, generators, and high-voltage cables. By applying a stable 5 kV DC voltage, it provides precise insulation resistance measurements. Consequently, maintenance teams can quickly detect moisture, insulation aging, and early faults.
Moreover, the tester supports advanced diagnostic tests such as IR, IR(t), Polarisation Index (PI), Dielectric Absorption Ratio (DAR), Dielectric Discharge (DD), step voltage, and ramp testing. The integrated RE>Act™ and PI Predictor™ improve safety and reduce test time. With a rugged design, simple interface, and high noise immunity, the MIT525/2 performs reliably in challenging field conditions. As a result, it ensures efficient preventive maintenance and commissioning.
Catalogue for MIT1025/2 – 10 kV Insulation Resistance Tester (Advanced)
The MIT1025/2 Advanced Insulation Resistance Tester offers 10 kV testing for high-voltage applications. Engineers use it to assess large transformers, long power cables, rotating machines, and critical substation equipment. By delivering accurate insulation resistance measurements at up to 10 kV, it helps detect insulation degradation, contamination, and thermal or electrical stress early.
In addition, the MIT1025/2 provides full diagnostic capabilities, including IR, IR(t), PI, DAR, DD, step voltage, and ramp testing. PI Predictor™ and RE>Act™ technologies reduce test time and ensure reliable, safe results. Its rugged construction, strong noise immunity, and simple operation make it ideal for preventive maintenance, commissioning, and long-term asset protection.
Catalogue for MIT1525/2 – 15 kV Insulation Resistance Tester (Advanced)
The MIT1525/2 Advanced Insulation Resistance Tester delivers 15 kV testing for demanding industrial and utility applications. It enables precise insulation assessments on extra-high-voltage transformers, long cables, switchgear, and rotating machines. By applying a stable 15 kV DC test voltage, it helps maintenance teams identify insulation faults, moisture ingress, and aging before they escalate.
This tester supports extensive diagnostics, including IR, IR(t), PI, DAR, DD, step voltage, and ramp testing. The integrated RE>Act™ and PI Predictor™ enhance safety and reduce testing time. Built for harsh environments, its robust design, easy-to-use interface, and superior noise immunity ensure reliable, efficient performance for commissioning, preventive maintenance, and long-term insulation monitoring.
The EXPERT S1-568/2, S1-1068/2 & S1-1568/2 insulation resistance testers represent the highest level of performance for advanced insulation diagnostics. These instruments are specifically designed for utilities, transmission networks, and high-voltage asset owners who demand exceptional accuracy and long-term reliability. Moreover, they are ideal for testing large motors, generators, power cables, transformers, and substation equipment under challenging conditions.
In addition, the EXPERT series delivers stable high-voltage outputs combined with precise measurement control, ensuring consistent and repeatable results. As a result, engineers can confidently evaluate insulation condition and identify degradation at an early stage. Furthermore, the rugged design and advanced testing capabilities support safe operation in harsh field environments. Consequently, these testers help optimize maintenance strategies, extend asset life, and ensure compliance with international testing standards, making them the preferred choice for expert-level electrical testing applications.

Catalogue for S1-568/2 – 5 kV Insulation Resistance Tester (Expert)
The S1-568/2 Expert Insulation Resistance Tester provides accurate 5 kV testing for advanced industrial and utility applications. Technicians use it to check transformers, motors, generators, switchgear, and high-voltage cables. By applying a stable 5 kV DC voltage, it quickly identifies insulation degradation, moisture, and early-stage faults.
Moreover, the tester supports full diagnostic testing, including IR, IR(t), Polarisation Index (PI), Dielectric Absorption Ratio (DAR), Dielectric Discharge (DD), step voltage, and ramp testing. Its RE>Act™ and PI Predictor™ technologies improve safety and reduce test time. Furthermore, its rugged design, simple interface, and strong noise immunity ensure reliable performance in harsh environments. As a result, it supports preventive maintenance, commissioning, and long-term asset protection efficiently.
Catalogue for S1-1068/2 – 10 kV Insulation Resistance Tester (Expert)
The S1-1068/2 Expert Tester delivers precise 10 kV insulation testing for high-voltage equipment. Engineers use it on large transformers, long power cables, rotating machines, and critical substation assets. By measuring insulation resistance up to 10 kV, it detects early faults, contamination, and thermal or electrical stress.
In addition, the tester provides advanced diagnostic functions: IR, IR(t), PI, DAR, DD, step voltage, and ramp testing. The RE>Act™ and PI Predictor™ enhance safety while reducing test time. Its durable construction, user-friendly interface, and excellent noise immunity make the S1-1068/2 ideal for preventive maintenance, commissioning, and long-term monitoring.
Catalogue for S1-1568/2 – 15 kV Insulation Resistance Tester (Expert)
The S1-1568/2 Expert Tester offers reliable 15 kV testing for extra-high-voltage applications. Technicians use it on large transformers, long cables, switchgear, and rotating machines. By applying a stable 15 kV DC voltage, it identifies insulation faults, moisture, and aging early, helping prevent unexpected failures.
Moreover, it supports full diagnostic testing, including IR, IR(t), PI, DAR, DD, step voltage, and ramp testing. The integrated RE>Act™ and PI Predictor™ technologies enhance safety and reduce testing time. In addition, its rugged design, simple interface, and superior noise immunity ensure dependable performance for commissioning, preventive maintenance, and long-term asset monitoring.
Adiradh Energy offers 5 kV, 10 kV, and 15 kV IR testers in India; Hyderabad; Visakhapatnam; Vijayawada; Chennai; Puducherry; Trichy; Coimbatore; Hosur; Bangalore; Hubli; Mysore; Cochin; Kolkata; Pune; Goa; Mumbai; Thane; Kanpur; Jaipur; Nagpur; Delhi; Noida; Gurugam; Bhopal; Vadodara; Ahmedabad; Chandigarh; Chandigarh; Tata Nagar; Raipur; Rudrapur; Durgapur; Kharagpur; Raigarh; Bhilai; Angul; Haldia; Jabalpur; Indore; Jamshedpur; Rajahmundry; Bokaro Steel City; Salem; Kochi; Rourkela; Ahmedabad ;Jamnagar; Bharuch; Sri City; Nashik; Haridwar; Mathura; Aurangabad; Bhubaneswar and other cities.
![]()
2025 - Industry. All Rights Reserved.