UNI-T UT139C True RMS Digital Multimeter Series digital multimeters are newly designed to offer users better performance and higher safety rating. Totally over-load protection and unique structural design make it new type of multimeter with high performance/ price ratio and a best choice for electricians used in electrical maintenance and repairing.

Typical applications:

An ideal tool for equipment testing, maintenance and repair widely needed in electronics, electric power, schools, metallurgy, communications, manufacturing, petroleum, national defense, chemical industry, etc.



Best Accuracy

Model UT139C
DC Voltage (V) 60mV/600mV/6V/60V/600V ±(0.5%+2)
AC Voltage (V) 60mV/600mV/6V/60V/600V ±(0.8%+3)
DC Current (A) 600μA/6000μA/60mA/600mA/6A/10A ± (0.7%+2)
AC Current (A) 600μA/6000μA/60mA/600mA/6A/10A ±(1%+3)
Resistance (Ω) 600Ω/6kΩ/60kΩ/600kΩ/6MΩ/60MΩ ±(0.8%+2)
Capacitance (F) 9.999nF/99.99nF/999.9nF/9.999μF/99.99μF/ ±(4.0%+5)
Frequency (Hz) 10Hz-10MHz ±(0.1%+4)
Temperature (°C) -40 °C~1000°C ±(1.0%+3)
Temperature (°F) -40°F~1832°F ±(1.5%+5)


Display Count 6000
Auto Range
Manual Range
True RMS
Bandwidth (Hz) 45Hz ~1kHz
Duty Cycle 0.1% ~ 99.9%
Diode Around 3V
Auto Power Off Around 15 Minutes
Continuity Buzzer
Low Battery Indication ≤2.5V
Data Hold
Relative Mode
LCD Backlight
Input Protection 600Vrms
Input Impedance for DCV 1GΩ Max

General Characteristics

Power AA1.5*2
LCD Size 58mm × 36 mm
Product Colour Red and Grey
Product Net Weight 370g
Product Size 175mm x 81mm x 48.5 mm
Standard Accessories Battery, Test Leads, Temperature Probe
Standard Individual Packing Gift Box, English Manual
Standard Quantity Per Carton 40 PCs
Standard Carton Measurement 645mm×450mm×340mm (0.098CBM Per Standar Carton)
Standard Carton Cross Weight 25.5 Kg
Optional Accessories*
Current Sensor AC/DC40A

Package includes:

1 x UNI-T UT139C True RMS Digital Multimeter

UNI-T UT139C True RMS Digital Multimeter

UNI-T UT139C True RMS Digital Multimeter

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Additional information

Weight 0.1 kg


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