Automatic Calibration Ohmmeters

GAO Tek automatic calibration in ohmmeters refers to the capability of the device to self-adjust and set its internal parameters for accurate resistance measurements without requiring manual intervention. Benefits of automatic calibration in our ohmmeters: accuracy, time efficiency, user-friendly operation, consistency, reduced downtime, adaptability, and enhanced reliability.
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10A Precision DC Micro – Ohmmeter for Transformer Windings with Multi – Channel Testing – GAOTek

SKU: GAOTek-ACO-105
Precision 10A DC micro-ohmmeter for transformer winding resistance testing with multi-channel options, ± 0.2% accuracy, and built-in thermal printer.
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10kV Digital Insulation Resistance Tester with Adjustable Voltage and Anti – Interference – GAOTek

SKU: GAOTek-ACO-106
High voltage insulation tester with 0.25 V to 10 kV adjustable range, 2000 GΩ measurement capacity, and strong anti-interference for substation testing.
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20A Auto – Calibrating Ohmmeter for Transformers with Touch Screen and Bluetooth – GAOTek

SKU: GAOTek-ACO-103
Auto calibrating 20A Ohmmeter measures transformer windings and cables with 0.1µΩ resolution. Features touch screen, Bluetooth, and built-in printer for industrial testing.
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5000V Digital Insulation Resistance Tester with LCD Display – GAOTek

SKU: GAOTek-ACO-104
Digital insulation resistance tester with 5000V range, LCD display, and ±2% accuracy for precise high voltage electrical measurements.
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Auto – Calibrating ESR Capacitance Meter with In Circuit Testing Capability – GAOTek

SKU: GAOTek-ACOHM-135
Auto ranging capacitor ESR and low Ohm meter measuring ranges from 0.001 to 100.0R, support in circuit testing. Using true 100 KHz sine wave to measure the ESR value, which is equal to the testing method of capacitor manufacturer.
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Auto Ranging Digital Insulation Resistance Tester with Polarization Index – GAOTek

SKU: GAOTek-ACOHM-133
Auto ranging digital insulation tester measures up to 10 GΩ resistance with multiple test voltages, polarization index, and absorption ratio features for electrical safety testing.
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Automatic AC/DC Clamp Meter with High Precision and IP55 Protection – GAOTek

SKU: GAOTek-ACOHM-116
Automatic AC/DC clamp meter with high precision, IP55 protection, intelligent measurement, and full gear anti-burn design.
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Automatic Three Phase Transformer Winding Resistance and Turns Ratio Tester – GAOTek

SKU: GAOTek-ACOHM-131
This automatic three phase tester combines winding resistance and turns ratio measurement with high accuracy, portability, and reliable transformer analysis.
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Digital Auto Calibration Megohmmeter with 5000V Insulation Resistance Tester – GAOTek

SKU: GAOTek-ACOHM-136
Auto calibration digital megohmmeter tests insulation resistance with 5000V capacity, IP55 protection, and ±2% accuracy for electrical safety applications.
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Digital Handheld Multimeter with 20A Current and Overload Protection – GAOTek

SKU: GAOTek-ACOHM-111
Portable digital handheld multimeter with 20A current range, AC/DC voltage, resistance, capacitance measurement, and overload protection.
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Digital Micro Ohm Meter with Kelvin Clamps For Electrical Continuity Testing – GAOTek

SKU: GAOTek-ACOHM-134
Precision micro–ohm meter with Kelvin clamps measures 10μΩ to 200kΩ resistance, features temperature compensation, and PASS or FAIL alarms for electrical diagnostics.
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Digital Multimeter with 4000 Counts, NCV Detection and 40MΩ Resistance – GAOTek

SKU: GAOTek-ACOHM-113
Features Automatic function and range selection Measures AC voltage up to 400 V Measures DC voltage up to 400 V
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Digital Multimeter with AC/DC Voltage, Current, Resistance and Capacitance – GAOTek

SKU: GAOTek-ACOHM-114
Versatile digital multimeter with AC/DC voltage, current, resistance, capacitance measurement, NCV detection, and auto-ranging functions.
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Fully Automatic Capacitance and Inductance Tester with High Accuracy and LCD Display – GAOTek

SKU: GAOTek-ACO-110
GAOTek’s fully automatic capacitance and inductance tester with High Accuracy and LCD Display is designed for efficient and safe testing of electrical performance in power systems, laboratories, and industrial applications.
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Handheld LCR and ESR Meter with Auto Calibration and 100 kHz Test Frequency – GAOTek

SKU: GAOTek-ACOHM-127
This handheld LCR and ESR meter offers 0.1% accuracy, auto calibration, multiple test frequencies up to 100 kHz, and dual display with backlight.
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Handheld Micro – Ohmmeter with Auto Calibration and Multi – Channel Resistance Test – GAOTek

SKU: GAOTek-ACOHM-124
This handheld micro-ohmmeter provides automatic calibration, high accuracy, and multi-channel testing for transformer winding resistance.
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Handheld Non – Metallic Ultrasonic Coating Thickness Gauge – GAOTek

SKU: GAOTek-ACTG-009
GAOTek Handheld Non-Metallic Ultrasonic Coating Thickness Gauge is a portable precision instrument designed to measure the thickness of coatings and materials on non-metallic and metallic substrates.
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High Accuracy DC Low Resistance Micro Ohmmeter with Auto Calibration – GAOTek

SKU: GAOTek-ACOHM-126
This DC low resistance micro ohmmeter provides 0.1% accuracy, auto calibration, and multiple test currents for precise measurement of transformers and conductors.
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High Accuracy LCR Meter with Auto Calibration and Multi – Frequency Test – GAOTek

SKU: GAOTek-ACOHM-123
This LCR meter offers 0.1% accuracy, auto calibration, multiple test frequencies, and data storage for reliable component testing.
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High Accuracy Low Resistance Digital Ohmmeter with 20 KΩ Range – GAOTek

SKU: GAOTek-ACOHM-129
This low resistance digital ohmmeter offers 20 kΩ max range, high precision, and stable performance for industrial and laboratory applications.
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High Accuracy Multifunction Process Calibrator with Dual LCD and IP65 – GAOTek

SKU: GAOTek-ACO-107
GAOTek’s high accuracy multifunction process calibrator with dual LCD and IP65 is designed for laboratories, industrial environments, and fieldwork applications.
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High Accuracy Temperature Calibrator with Measure and Source Functions for TC and RTD – GAOTek

SKU: GAOTek-ACO-109
High accuracy temperature calibrator with measure and source functions for TC, RTD, ohm, and voltage, featuring multiple connection methods.
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High Precision Auto Calibration Milliohm Meter with Resistivity Calculation – GAOTek

SKU: GAOTek-ACOHM-137
GAOTek`s high precision auto calibration milliohm meter with resistivity calculation is designed for accurate low-resistance measurements with automatic calibration capabilities.
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High Precision Automatic DC Resistance Tester with Bluetooth and USB – GAOTek

SKU: GAOTek-ACOHM-132
Compact high accuracy DC resistance tester with auto/manual modes, Bluetooth, USB, and data storage for transformer and conductor testing.
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