Insulation Resistance Testers
The IRT.1000 Insulation Resistance Tester offers a rated voltage range of 100V to 2500V and measures insulation resistance from 0.06MΩ to 100.0GΩ. With precise 0.01MΩ resolution, it supports both DC and AC voltage ranges (2.0V to 1000V DC, 2.0V to 750V AC), making it ideal for high-voltage insulation testing.
The IRT.5B is a portable 5kV Insulation Resistance Tester, featuring six voltage ranges (250V to 5000V) and capable of testing up to 2 TΩ. Compliant with IEC 61010-1 CAT.IV 600V, IEC 61326-1 EMC, and IEC 60529 IP65 standards, it ensures safe and reliable high-voltage insulation testing.
The IRT.10A is a portable 10kV Insulation Resistance Tester, with six voltage ranges (250V to 10kV) and a testing capability of up to 20 TΩ. Designed in compliance with IEC 61010-1 CAT.IV 600V, IEC 61326-1 EMC, and IEC 60529 IP65 standards, it offers reliable and safe high-voltage insulation resistance testing.
The IRT.10B is a portable 10kV Insulation Resistance Tester, offering six voltage ranges (250V to 10kV) and testing up to 20 TΩ. It complies with IEC 61010-1 CAT.IV 600V, IEC 61326-1 EMC, and IEC 60529 IP65 standards for safe and reliable high-voltage insulation resistance testing.
The IRT.15B is a portable 15kV Insulation Resistance Tester, featuring six voltage ranges (250V to 15kV) and capable of testing up to 30 TΩ. It meets IEC 61010-1 CAT.IV 600V, IEC 61326-1 EMC, and IEC 60529 IP65 standards for secure and efficient high-voltage insulation resistance measurements.
The IRT.20A is a portable 20kV Insulation Resistance Tester, offering six voltage ranges (250V to 20kV) with testing capabilities up to 20 TΩ. It adheres to IEC 61010-1 CAT.IV 600V, IEC 61326-1 EMC, and IEC 60529 IP65 standards, featuring a digital LCD display for precise high-voltage insulation resistance testing.
The MI1000e general purposes insulation tester is a truly portable equipment suitable to measure insulation resistances using test voltages up to 1 kV. It employs high-reliable, state-of-the-art technology for accurate measurements of insulation resistances up to 200 GΩ with two test voltages: 500 V and 1,000 V. Readings are performed through an easy-to-read analog indicator having a broad scale.
The MI1050e general purposes insulation tester is a truly portable equipment suitable to measure insulation resistances using test voltages up to 1 kV. It employs high-reliable, state-of-the-art technology for accurate measurements of ultra high insulation resistances up to 2,000,000 MΩ with four test voltages: 100 V - 250 V - 500 V - 1000 V. Readings are performed through an easy-to-read analog indicator having a broad scale.
The MI-10KVe High-Voltage insulation tester is a truly portable device that allows the measurement of insulation resistances using test voltages up to 10 kV.
It employs a state-of-the-art technology for the safe measurements of insulation resistances up to 2,000,000 MΩ with four test voltages: 1 kV - 2 kV - 5 kV and 10 kV.
The MI-15KVe High-Voltage insulation tester is a truly portable device that allows the measurement of insulation resistances using test voltages up to 15 kV.
It employs a state-of-the-art technology for the safe measurements of insulation resistances up to 3,000,000 MΩ with four test voltages: 1 kV - 5 kV - 10 kV and 15 kV.
The MI-20KVe High-Voltage insulation tester is a truly portable device that allows the measurement of insulation resistances using test voltages up to 20 kV.
It employs a state-of-the-art technology for the safe measurements of insulation resistances up to 4,000,000 MΩ with four test voltages: 5k V - 10 kV - 15 kV and 20 kV.
The MI‑2550e general purposes insulation tester is a truly portable equipment suitable to measure insulation resistances using test voltages up to 2.5 kV. It employs high-reliable, state-of-the-art technology for accurate measurements of ultra high insulation resistances up to 5,000,000 MΩ with four test voltages: 0.5 kV - 1 kV - 1.5 kV - 2.5 kV. Readings are performed through an easy-to-read analogue indicator having a broad scale.
The MI‑5500e general purposes insulation tester is a truly portable equipment suitable to measure insulation resistances using test voltages up to 5 kV. It employs high-reliable, state-of-the-art technology for accurate measurements of ultra high insulation resistances up to 10,000,000 MΩ with four test voltages: 500 V - 1 kV - 2.5 kV - 5 kV. Readings are performed through an easy-to-read analogue indicator having a broad scale.
The MD1035x is a smart, microprocessor-controlled, 1 kV insulation tester. Besides the conventional measurement of insulation resistances up to 1 TΩ, its advanced features allow to automatically measure both the polarization index and dielectric absorption index, thus significantly simplifying testing of transformers.
The digital insulation tester model MD5KVR is TENTECH’s cutting edge insulation analyzer equipment and it is one of the most complete and sophisticated available in the international market. Its proven technology provides safe, reliable and accurate measurements of insulation resistances up to 5 TΩ, with 4 preselected test voltages, 500 V - 1 kV - 2.5 kV - 5 kV. Other test voltages may be selected in steps of 25 V or 500 V.
The digital insulation tester model MD10KVR is TENTECH’s cutting edge insulation analyzer equipment and it is one of the most complete and sophisticated available in the international market. A software allows for further analysis of tests results, including features such as graphical representation and automatic report generation. Its proven technology provides safe, reliable and accurate measurements of insulation resistances up to 10 TΩ, with 4 preselected test voltages, 500 V - 1 kV - 5 kV - 10 kV. Other test voltages may be selected in steps of 25 V or 500 V.
The digital insulation tester model MD15KVR is TENTECH’s cutting edge insulation analyzer equipment and it is one of the most complete and sophisticated available in the international market. A software allows for further analysis of tests results, including features such as graphical representation and automatic report generation. Its proven technology provides safe, reliable and accurate measurements of insulation resistances up to 15 TΩ, with 4 preselected test voltages, 500 V - 5 kV - 10 kV - 15 kV. Other test voltages may be selected in steps of 25 V or 500 V.
The TENTECH MD5060B is a smart, 5 kV insulation tester and analyzer. Besides the conventional measurement of insulation resistances up to 5 TΩ, its advanced features allow to automatically measure both the Polarization Index and Dielectric Absorption Index, thus significantly simplifying testing of transformers. This insulation tester is a portable, rechargeable battery-powered equipment. Test voltage may be chosen from 250 V to 5 kV in 100 V increments.
The TENTECH MD5060x is a smart, microprocessor-controlled, 5 kV insulation tester. Besides the conventional measurement of insulation resistances up to 5 TΩ, its features allow to automatically measure both the polarization index and dielectric absorption index, thus significantly simplifying testing of transformers.
The TENTECH MD542 is a smart, microprocessor controlled, 500 V insulation tester for up to 100 GΩ @ 500 V resistance measuring with 100 V, 250 V and 500 V test voltage. It is a portable, handheld, battery-powered equipment.
The TENTECH MD1000R is a smart, microprocessor controlled, 1 kV insulation tester for up to 200 GΩ resistance measuring with 250 V, 500 V and 1000 V test voltage. It is a portable, hand-held, battery powered equipment. Due to its measurement principle (actual voltage and current readings) it is a "true megohmmeter" and so the accuracy of resistance measurement is not affected by any test voltage error.
MASTECH MS5208 Digital Insulation Multimeter
Built for precision and reliability, the MS5208 combines standard multimeter functionality with high-performance insulation testing. With DAR/PI diagnostic modes, True RMS accuracy, and a wide temperature range, it’s a trusted tool for electricians, engineers, and maintenance professionals. The 6600-count display, data logging, and robust CAT III 1000V safety rating ensure dependable operation across demanding environments.
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