VTSYIQI Transformer Turns Ratio Testers Transformer Windings Ratio Tester with Resolution 0.9～9.9999（0.0001）10～99.999（0.001）100～999.99（0.01）1000～9999.9（0.1） 10000（1） Range 0.8～10000TTR 100 Group Data Storage

VTSYIQI Transformer Turns Ratio Testers TTR Tester with Overload Protection Radio Range 0.9~10000 500 Group Data Storage Full Color LCD Display for Ratio and group testing of Single Phase Transformer Three Phase Transformers Z -type Transformers PT CT

VTSYIQI Transformer Winding DC Resistance Tester 10A Transformer DC Resistance Meter with High-Speed Micro Controller Complete Protection Function Output Current Automatic, 10A, 5A, 1A, 300mA, 100mA,<5mA Resolution 1μΩ

VTSYIQI Transformer Winding DC Resistance Tester 10A Transformer DC Resistance Tester with Accuracy 0.2% Output Current Automatic, 10A, 5A, 1A, 300mA, 100mA,<5mA Fast Response Speed for Handover Testing

VTSYIQI Transformer Winding DC Resistance Tester Grounding Conductivity Tester with Resistance Range 10.0uΩ-50.00KΩ Resolution 0.1 UΩ Precision ±0.2% FS±10dgt USB Interface 500 Groups Data Storage Four-Wire Test Method

VTSYIQI Transformer Winding DC Resistance Tester Transformer DC Resistance Meter with Measuring Range 0.001 Ω to 20KΩ Resolution 0.1 μΩ Output Current 20A, 10A, 5A, 1A, 200mA, 100mA, ≤ 10mA High-Speed ARM Control

VTSYIQI Transformer Winding DC Resistance Testing Machine Transformer DC Resistance Meter with Accuracy 0.2% Automatic Data Refresh Output Current Automatic, 10A, 5A, 1A, 300mA, 100mA,<5mA Resolution 1μΩ

VTSYIQI Transformer Winding DC Resistance Testing Machine with Measuring Range 0.001 Ω to 20KΩ Resolution 0.1 μΩ Accuracy 0.2% High-Speed ARM Control Automatic Discharge and Discharge Alarm Functions

VTSYIQI Transformer Winding Resistance Tester 20A Transformer DC Resistance Tester with Printer Function Resistance Range 10.0uΩ-1.0000MΩ for Testing Transformer DC Earth Resistance Earth Conductivity equipotential of Metal Connections

VTSYIQI Transformer Winding Resistance Tester DC Resistance Tester Meter with Test Current 10A 5A 1A 100mA 10mA 1mA AUTO Resistance Range 1.0uΩ~50.00kΩ Precision 4-Wire Method 2-Channel A/D Simultaneous Detection 600 Groups Data Storage

VTSYIQI Transformer Winding Resistance Tester Meter DC Resistance Meter with Touch Screen USB Bluetooth Communication Function Measurement Range 1.0uΩ~50.00kΩ Max Resolution 0.1uΩ Output Voltage 16V Memory 600 Groups Data Storage

VTSYIQI Transformer Windings Ratio Tester Meter TTR Tester with Large High-resolution LCD Display Range 0.8～10000TTR Thermal Printer Printing Function 100 Group Data Storage Small Size Light Weight Easy to Carry and Use