Products

The UNI-T UT33D+ Palm-Size Digital Multimeter is an entry-level manual-range DMM for home users, electricians, technicians, and maintenance teams who need quick checks of voltage, resistance, diodes, continuity, and non-contact voltage. UT33D+ is the NCV model in the UT33+ series, making it useful for...

The UNI-T UT501A Insulation Resistance Tester is a digital megohmmeter for checking insulation quality in electrical equipment, motors, cables, transformers, switchgear, and household appliances. It supports 100V, 250V, 500V, and 1000V insulation test voltages, making it suitable for routine preventive maintenance and troubleshooting of...

The UNI-T UT501B Insulation Resistance Tester is a professional digital megohmmeter for checking insulation resistance in motors, cables, electrical panels, transformers, and maintenance systems. It provides 250V, 500V, and 1000V insulation test voltages and measures up to 5GΩ, making it practical for technicians who...

The UNI-T UT501E Fast Insulation Tester is a modern digital insulation tester for fast diagnosis of cables, motors, appliances, electrical equipment, and maintenance circuits. It offers selectable insulation test voltages from 100V to 1000V, a measurement range up to 4 GΩ, low-resistance measurement, and...

The UNI-T UT502A Insulation Resistance Tester is a higher-voltage digital megohmmeter for testing insulation resistance in electrical machines, transformers, cables, switches, and power equipment. It supports 500V, 1000V, and 2500V test voltages, with insulation resistance measurement up to 20GΩ at 2500V, making it suitable...

The UNI-T UT503PV PV Insulation Tester is designed for solar photovoltaic insulation testing, including live PV system insulation checks up to DC 1000V. It supports 125V, 250V, 500V, and 1000V test voltages, measures insulation resistance up to 4000MΩ, and is built for PV commissioning,...

The UNI-T UT505A Handheld Insulation Resistance Tester is a professional true RMS insulation tester designed for electrical maintenance, motor testing, cable inspection, switchgear checking, and equipment safety verification. It combines insulation resistance testing with useful multimeter functions, helping technicians evaluate both the insulation condition...

The UNI-T UT505B Handheld Insulation Resistance Tester is a higher-accuracy model within the UT505 series, suitable for electrical contractors, maintenance engineers, industrial technicians, and quality inspection teams. It combines insulation resistance testing, true RMS measurement capability, PI/DAR functions, data storage, a backlight, and a...

The UNI-T UT511 Insulation Resistance Tester is designed to test the insulation resistance of electrical equipment, motors, cables, generators, panels, and industrial power systems. It supports test voltages of 100V, 250V, 500V, and 1000V, with insulation measurements up to 10GΩ. The UT510 series is...

The UNI-T UT512 Insulation Resistance Tester is a 2500V digital megohmmeter for testing high-voltage motors, transformers, generators, cables, switchgear, and power equipment. It offers insulation resistance ranges up to 100GΩ, plus PI/DAR measurement, comparison testing, data storage, a USB interface, and PC software support....

The UNI-T UT512D is a modern 2.5kV high-voltage insulation resistance tester for cables, motors, transformers, generators, lightning arresters, high-voltage switches, and power supply systems. It supports 250V, 500V, 1000V, and 2500V ranges, with fine-voltage adjustment, PI/DAR measurement, leakage-current display, automatic discharge, USB data transfer,...

The UNI-T UT512E is a professional 2.5kV digital insulation resistance tester for power cables, motors, transformers, generators, switchgear, and industrial electrical equipment. It offers test voltages of 250V, 500V, 1000V, and 2500V, with insulation resistance measurement up to 2.50TΩ on the 2500V range. Compared...

The UNI-T UT513A is a 5kV insulation resistance tester for large transformers, generators, high-voltage motors, power cables, switchgear, and industrial electrical systems. It supports multiple insulation test voltages from 100V to 5000V and measures insulation resistance up to 1000 GΩ. The UT513A also includes...

The UNI-T UT513B is a modern 5kV high-voltage insulation resistance tester for power systems, industrial plants, transformers, motors, generators, cables, telecom installations, oilfield equipment, and electromechanical maintenance. It supports 250V, 500V, 1000V, 2500V, and 5000V output ranges with a 10% voltage step adjustment. UNI-T...

The UNI-T UT513C is an advanced 5kV insulation resistance tester for high-voltage electrical maintenance, transformer testing, motor diagnostics, cable insulation checks, switchgear inspection, and industrial power reliability work. It offers the same 250V to 5000V output platform as UT513B but extends insulation measurement up...

The UNI-T UT515B is a 10kV digital high-voltage insulation resistance tester for transformers, high-voltage cables, motors, generators, power equipment, and industrial supply circuits. It supports test ranges of 500V, 1000V, 2500V, 5000V, and 10000V, with fine voltage adjustment in 10% steps. Test data can...

The UNI-T UT516B is a digital high-voltage insulation resistance tester for power equipment, transformers, high-voltage cables, motors, generators, switchgear, and power supply circuits. It offers six test voltage ranges from 500V to 12000V, with 10% step voltage adjustment on most ranges, USB data transfer,...

The UNI-T UT521 Digital Earth Resistance Tester is designed for grounding system checks in electrical installations, power distribution systems, lightning protection systems, industrial plants, buildings, and maintenance work. It supports both simple 2-wire and precise 3-wire earth resistance measurement, making it practical for field...

The UNI-T UT522 Digital Earth Resistance Tester is a higher-range model in the UT520 series, suitable for grounding resistance checks in power systems, electrical equipment, lightning protection networks, industrial facilities, and field service work. It supports 2-wire and 3-wire testing, LCD backlight, data hold,...

The UNI-T UT526 Multifunction Electrical Installation Tester is designed for electrical safety inspection in power distribution systems, wiring systems, lightning protection systems, and building electrical installations. It combines insulation resistance testing, RCD testing, low-resistance continuity testing, and voltage measurement in a single compact instrument....