Our UNI-T Testing Instruments Portfolio


UT15B Waterproof Type Voltage Tester
- AC/DC voltage measurement (includes three-phase AC)
- Phase position indication of three-phase AC
- Continuity test and single probe measurement (judge null wire or live wire).
Specifications | Range | UT15B |
LED AC/DC voltage indication (V) | 12V | 0~12V |
24V | 17V±2V | |
50V | 35V±5V | |
120V | 80V±15V | |
230V | 165V±20V | |
400V | 300V±30V | |
690V | 510V±40V | |
Phase rotation test | Operating Voltage: 0V~690V | √ |
Frequency: 50Hz~60Hz | ||
Single lead (L2) voltage detection | Operating Voltage: 0V~690V | √ |
Frequency: 50Hz~400Hz | ||
Continuity test | Resistance: 0~100kΩ | √ |
Beeper and LED light Indicator | ||
Polarity detection | Positive & Negative | √ |
Features | ||
Water-proof (IP65) | √ | |
Auto range | √ | |
Work light | √ | |
Low battery indication | Short circuit two leads, LED and beeper off when the bettery is low | √ |
General Characteristics | ||
Power | 1.5V battery (R03) × 2 | |
Display | UT15C- 23mm × 12mm | |
Product color | Red and grey | |
Product net weight | 210g | |
Product size (W x H x D) | 275mm × 51mm × 30mm | |
Standard accessories | Batteries | |
Standard individual packing | Blister, English manual | |

UT18D Voltage and Continuity Tester
- Auto power off, the conductor to be measured is greater than 12V
- Phase rotation test
- Continuity test with buzzer and LED indication
- Low battery indication and over voltage prompt
- Flashlight
- Test live voltage without batteries
- Buzzer and silent modes available
- Auto rangePolarity indication
Complies with: CE, RoHS, ETL
Check “Download” section for detailed product series flyer
Specifications | Range | UT18D |
Voltage (V) | 6V | 5V±1V |
12V | 8V±1V | |
24V | 18V±2V | |
50V | 38V±4V | |
120V | 94V±8V | |
230V | 180V±14V | |
400V | 325V±15V | |
690V | 562V±24V | |
Phase rotation test | 57Vac~400Vac (3 phase) | √ |
Frequency: 50Hz~400Hz | ||
Single lead (L2) | Operating voltage: 100V~690V | √ |
voltage detection | Frequency: 50Hz~400Hz | |
Continuity test | Resistance: 0Ω~100kΩ (+50% accuracy) | √ |
Beeper and LED light indication | ||
RCD test | Operating voltage: 230V (50Hz~400Hz) | √ |
Polarity detection | Positive & Negative | √ |
Self-inspection | All LED or LCD | √ |
Features | ||
Voltage indication | LCD | |
Exceed voltage | Voltage range: 713V~788V | √ |
Auto standby | Standby current<10μA | √ |
Slient mode | All range | √ |
Work light | √ | |
Low battery indication | Around 2.5V | √ |
LCD backlight | √ | |
LCD display (voltage) | 6V~690V | ±(1.5%+5) |
LCD display (Frequency) | 40Hz~400Hz | ±(3%+5) |
IP65 | √ | |
General Characteristics | ||
Power | 1.5V battery (R03)×2 | |
Display | 73.5mm x 35.5mm | |
Product color | Red and grey | |
Product net weight | 280g | |
Product size (W x H x D) | 272mm x 85mm x 31mm | |
Standard accessories | Batteries | |
Standard individual packing | Blister, English manual | |

UT39C Digital Multimeter
This digital multimeter measures AC/DC current and voltage, resistance, capacitance, frequency, temperature, and tests diodes, continuity and transistors. It complies with CATII 600V and CATI 1000V
Features:
- Functions:
- AC/DC current and voltage
- resistance
- capacitance
- frequency
- temperature
- continuity test (with buzzer)
- diode test
- transistor test
- Data Hold function
- Manual ranging
- Sleep mode
- Low battery indication
Specifications | Range | Best Accuracy |
Model | UT39C | |
DC voltage | 200mV/2V/20V/200V/1000V | ±(0.5%+1) |
AC voltage | 2V/20V/200V/750V | ±(0.8%+3) |
DC current | 2mA/200mA/20A | ±(0.8%+1) |
AC current | 2mA/200mA/20A | ±(1%+3) |
Resistance | 200Ω/2kΩ/20kΩ/2MΩ/20MΩ | ±(0.8%+1) |
Capacitance | 2nF/200nF/20uF | ±(4%+3) |
Temperature | -40~1000°C | ±(3%+10) |
Frequency | 2kHz~20kHz | ±(1.5%+5) |
Features | ||
Max display | 1999 | |
Manual range | √ | |
Diode test | √ | |
Buzzer continuity | √ | |
Transistor | √ | |
Data hold | √ | |
Auto power off | √ | |
Low battery indication | √ | |
Input protection | √ | |
Input imepdance for DCV | Around 10MΩ | √ |
General Characteristics | ||
Power | 9V NEDA 1604/6F22/006P | |
Standard accessories | Test leads, battery, rubber case, English manual, point contact temperature, probe | |
Product size | 172×83×38mm | |
Product weight | 310g (battery included) | |

UT58B Digital Multimeter
UT58 series is a safe and reliable manual range digital multimeter that is easy to operate. Its large 60mm x 54mm LCD screen conveniently displays measurement results. This series digital multimeter satisfies a variety of applications in both electronics and electrical fields. It conforms to CAT III 600V and CAT II 1000V.
Features:
- 2000 display count, refresh rate 2~3 times/s
- Function symbols and test lead connection indication
- Transistor measurement
- Temperature measurement mode, with K-type temperature probe
- Diode and continuity buzzer; auto power off; overload protection
- Data hold; 20A AC/DC current measurement
Specifications | Range | UT58B |
DC voltage (V) | 200mV/2V/20V/200V/1000V | ±(0.5%+1) |
AC voltage (V) | 2V/20V/200V/750V | ±(0.8%+3) |
DC current (A) | 2mA/20mA/200mA/20A | ±(0.8%+1) |
AC current (A) | 2mA/200mA/20A | ±(1%+3) |
Resistance (Ω) | 200Ω/2kΩ/20kΩ/2MΩ/20MΩ/200MΩ | ±(0.8%+1) |
Capacitance (F) | 2nF/200nF/100μF | ±(4%+3) |
Temperature (°C) | -40°C~1000°C | ±(1%+3) |
General Characteristics | ||
Power | 9V battery (6F22) | |
Display | 60mm x 54mm | |
Product color | Red and grey | |
Product net weight | 350g | |
Product size | 179mm x 88mm x 39mm | |
Standard accessories | Battery, test leads, holster, multi-purpose socket, point contact temperature probe | |
Standard individual packing | Gift box, English manual | |

UT58C Digital Multimeter
UT58 series is a safe and reliable manual range digital multimeter that is easy to operate. Its large 60mm x 54mm LCD screen conveniently displays measurement results. This series digital multimeter satisfies a variety of applications in both electronics and electrical fields. It conforms to CAT III 600V and CAT II 1000V.
Features:
- 2000 display count, refresh rate 2~3 times/s
- Function symbols and test lead connection indication
- Transistor measurement
- Temperature measurement mode, with K-type temperature probe
- Frequency measurement
- Diode and continuity buzzer; auto power off; overload protection
- Data hold; 20A AC/DC current measurement
Specifications | Range | UT58C |
DC voltage (V) | 200mV/2V/20V/200V/1000V | ±(0.5%+1) |
AC voltage (V) | 2V/20V/200V/750V | ±(0.8%+3) |
DC current (A) | 2mA/200mA/20A | ±(0.8%+1) |
AC current (A) | 2mA/200mA/20A | ±(1%+3) |
Resistance (Ω) | 200Ω/2kΩ/20kΩ/2MΩ/20MΩ | ±(0.8%+1) |
Capacitance (F) | 2nF/200nF/100μF | ±(4%+3) |
Frequency (Hz) | 2kHz/20kHz | ±(1.5%+5) |
Temperature (°C) | -40°C~1000°C | ±(1%+3) |
General Characteristics | ||
Power | 9V battery (6F22) | |
Display | 60mm x 54mm | |
Product color | Red and grey | |
Product net weight | 350g | |
Product size | 179mm x 88mm x 39mm | |
Standard accessories | Battery, test leads, holster, multi-purpose socket, point contact temperature probe | |
Standard individual packing | Gift box, English manual | |

UT61A Digital Multimeter
UT61 series complies with CE, ETL, and GS standards. This series is all auto range. This series has an abundance of features and is combined with a high safety rating of CAT IV 600V. It is suitable for advanced electronics and electrical users. It conforms to CAT IV 600V and CAT III 1000V.
Features:
- Auto range
- MAX/MIN/REL mode
- Auto power off
- LCD backlight
- Analog bar graph
- NCV
- Low battery indication
- EF (Electric Field) detection
- Transistor measurement
- Diode/continuity buzzer
- Data hold
- Input protection
Specifications | Range | UT61A |
DC voltage (V) | 1000V | ±(0.5%+1) |
AC voltage (V) | 750V | ±(1%+3) |
DC current (A) | 10A | ±(1%+2) |
AC current (A) | 10A | ±(1.2%+5) |
Resistance (Ω) | 40MΩ | ±(1%+2) |
Capacitance (F) | 4000μF | ±(3%+5) |
Frequency (Hz) | 10Hz~10MHz | ±(0.1%+4) |
Features | ||
Display count | 4000 | |
Bandwidth (Hz) | 45Hz~400Hz | |
Duty cycle | 0.1%~99.9% | √ |
General Characteristics | ||
Power | 9V battery (6F22) | |
Display | 65mm x 43mm | |
Product color | Red and grey | |
Product net weight | 370g | |
Product size | 180mm x 87mm x 47mm | |
Standard accessories | Battery, test leads, multi-purpose socket | |
Standard individual packing | Gift box, English manual | |

UT61A Digital Multimeter
UT61 series complies with CE, ETL, and GS standards. This series is all auto range. This series has an abundance of features and is combined with a high safety rating of CAT IV 600V. It is suitable for advanced electronics and electrical users. It conforms to CAT IV 600V and CAT III 1000V.
Features:
- Auto range
- MAX/MIN/REL mode
- Auto power off
- LCD backlight
- RS-232 and USB interface
- Analog bar graph
- Low battery indication
- K-type temperature probe
- Diode/continuity buzzer
- Data hold
- Input protection
Specifications | Range | UT61C |
DC voltage (V) | 1000V | ±(0.5%+1) |
AC voltage (V) | 750V | ±(1%+3) |
DC current (A) | 10A | ±(1%+3) |
AC current (A) | 10A | ±(1.2%+5) |
Resistance (Ω) | 60MΩ | ±(1%+2) |
Capacitance (F) | 4000μF | ±(3%+5) |
Frequency (Hz) | 10Hz~10MHz | ±(0.1%+4) |
Temperature | -40°C~1000°C | ±(1.2%+3) |
-40°F~1832°F | ±(1.2%+4) | |
Features | ||
Display count | 6000 | |
Bandwidth (Hz) | 45Hz~1kHz | |
Duty cycle | 0.1%~99.9% | √ |
General Characteristics | ||
Power | 9V battery (6F22) | |
Display | 65mm x 43mm | |
Product color | Red and grey | |
Product net weight | 370g | |
Product size | 180mm x 87mm x 47mm | |
Standard accessories | Battery, test leads, multi-purpose socket, RS-232 interface cable, PC software CD, point contact temperature probe | |
Standard individual packing | Gift box, English manual | |
Optional accessory | USB interface cable | |

UT70A Digital Multimeter
UT70A Multimeter is a hand-held digital instrument featuring versatile functions, reliable performance, large LCD, and a novel structure. It can measure AC&DC voltage, AC&DC current, resistance, capacitance, inductance, temperature, frequency, diode, transistor hFE, continuity, and Logic Level. The Meter also offers data hold, MAX, backlight, auto polarity display, over-range indication, low battery indication, full-range overload protection, and auto power off.
Specifications | Range | UT70A |
DC voltage (V) | 600V | ±(0.5%+1) |
AC voltage (V) | 600V | ±(0.8%+3) |
DC current (A) | 10A | ±(0.8%+1) |
AC current (A) | 10A | ±(1%+3) |
Resistance (Ω) | 2000MΩ | ±(0.8%+1) |
Capacitance (F) | 100nF | ±(2.5%+5) |
Temperature measurement | 1000℃/1832°F | ±(1%+3) |
Inductance (H) | 20H | ±(2%+10) |
Frequency (Hz) | 10MHz | ±(0.1%+3) |
Features | ||
Display count | 2000 | |
Transistor (hFE) test | √ | |
Auto power off/Auto backlight off | √ | |
Diode test/Continuity buzzer | √ | |
Peak Hold | 2m | |
General Characteristics | ||
Power | 9V battery | |
Product color | Red and grey | |
Standard accessories | Test lead, thermocouple, manual | |
Standard individual packing | Gift box, English manual | |

UT120C Pocket Size Digital Multimeter
UT120 series multimeters are designed for DIYers and electronics engineers to troubleshoot electronics systems development and electronics circuits. It is a simple and portable multimeter for every electronics engineer. It conforms to CAT II 600V.
Features:
- Auto power off
- Auto range
- 4000 display count
- Data hold and relative mode
- Capacitance measurement
- AC/DC current measurement
Complies with: CE, RoHS
Specifications | Range | UT120C |
DC voltage (V) | 600V | ±(0.8%+1) |
AC voltage (V) | 600V | ±(1.2%+3) |
DC current (A) | 400mA | ±(1%+3) |
AC current (A) | 400mA | ±(1.5%+5) |
Resistance (Ω) | 40MΩ | ±(1%+2) |
Capacitance (F) | 100μF | ±(4%+3) |
Frequency (Hz) | 100kHz | ±(0.5%+3) |
Features | ||
Display count | 4000 | |
Auto range | √ | |
Duty cycle | 0.1%~99.9% | √ |
Diode | √ | |
Auto power off | Around 30 minutes | √ |
Continuity buzzer | √ | |
Low battery indication | ≤2.4V | √ |
Data hold | √ | |
Relative mode | √ | |
Input impedance for DCV | Around 10MΩ | √ |
General Characteristics | ||
Power | 3V battery (CR2032) | |
Display | 43mm x 22mm | |
Product color | Red and grey | |
Product net weight | 76g | |
Product size | 110mm x 58.2mm x 10.8mm | |
Standard accessories | Battery, carrying case | |
Standard individual packing | Blister, English manual | |

UT125C Pocket Size Digital Multimeter
UT125C is a pocket size, ergonomic and reliable multimeter with 4000 display counts. It is a useful tool for electronics DIYers working with low currents (< 0.4A). This product is CE/ETL certified and complies with CAT III 600V.
Features:
- Small size, easy to carry and operate
- 600V DC/AC voltage measurement
- 400mA DC/AC current measurement
- Resistance/Capacitance/Diode/Continuity test
- Frequency/Duty cycle measurement
- CE (EMC, LVD, RoHS), ETL
- CAT III 600V
- Withstands 1m drop test
Specifications | Range | UT125C |
DC voltage (V) | 600V | ±(0.5%+5) |
AC voltage (V) | 600V | ±(1.2%+5) |
DC current (A) | 400mA | ±(1.8%+5) |
AC current (A) | 400mA | ±(2%+8) |
Resistance (Ω) | 40MΩ | ±(1%+5) |
Capacitance (F) | 100μF | ±(4%+10) |
Frequency (Hz) | 10Hz~60kHz | ±(0.1%+5) |
Duty cycle | 20%~80% | Reference |
Features | ||
NCV | √ | |
Diode test/Continuity test | √ | |
Low battery indication | √ | |
Data hold/Auto power off | √ | |
Operating temperature | 0℃~50℃ | |
General Characteristics | ||
Power | 1.5V battery (R03) x 2 | |
Display | 38mm x 23mm | |
Product color | Red and grey | |
Product net weight | 180g | |
Product size | 112mm x 58mm x 35mm | |
Standard accessories | Batteries | |
Standard individual packing | Gift box, English manual | |

UT131A Palm Size Digital Multimeter
The new generation UT131 series redefines the performance standards for entry-level digital multimeters. The innovative industrial design ensures that these products can withstand a 2 meters drop. The new LCD display layout provides a better user experience. This series ensures that users can work safely in CAT II 250V environment. Special features are: 2mF capacitance test (UT131A) and temperature measurement function (UT131C).
Features:
- Clear LCD display
- Comfortable protective cover , with test lead hanging groove
- Withstands 2 meter drop test, precision protection
- Loud buzzer sound
- Ergonomic design
Specifications | Range | UT131A |
DC voltage (V) | 200mV~250V | ±(0.5%+3) |
AC voltage (V) | 200mV~250V | ±(0.7%+3) |
DC current (A) | 200μA~10A | ±(1%+3) |
AC current (A) | 200μA~10A | ±(1.2%+3) |
Resistance (Ω) | 200Ω~200MΩ | ±(0.8%+2) |
Capacitance (F) | 2nF~2mF | ±(3%+5) |
Features | ||
Display count | 2000 | |
Auto power off/Auto backlight off | √ | |
Diode test/Continuity buzzer | √ | |
Drop test | 2m | |
Test probe holder | √ | |
Range selection | Auto | |
General Characteristics | ||
Power | 1.5V battery (R03) x 2 | |
Display | 66mm x 51mm | |
Product net weight | 300g | |
Product color | Red and grey | |
Product size (W x H x D) | 131mm x 95mm x 58mm | |
Standard accessories | Test lead, manual | |
Standard individual packing | Gift box, English manual | |

UT131C Palm Size Digital Multimeter
The new generation UT131 series redefines the performance standards for entry-level digital multimeters. The innovative industrial design ensures that these products can withstand a 2 meters drop. The new LCD display layout provides a better user experience. This series ensures that users can work safely in CAT II 250V environment. Special features are: 2mF capacitance test (UT131A) and temperature measurement function (UT131C).
Features:
- Clear LCD display
- Comfortable protective cover , with test lead hanging groove
- Withstands 2 meter drop test, precision protection
- Loud buzzer sound
- Ergonomic design
Specifications | Range | UT131C |
DC voltage (V) | 200mV~250V | ±(0.5%+2) |
AC voltage (V) | 200V~250V | ±(1.2%+3) |
DC current (A) | 2000μA~10A | ±(1%+2) |
Resistance (Ω) | 200Ω~20MΩ | ±(0.8%+2) |
Temperature | -40℃~1000℃ | ±(1%+4) |
‒40℉~1832℉ | ±(1.5%+5) | |
Features | ||
Display count | 2000 | |
Auto power off/Auto backlight off | √ | |
Diode test/Continuity buzzer | √ | |
Drop test | 2m | |
Test probe holder | √ | |
Range selection | Manual | |
General Characteristics | ||
Power | 1.5V battery (R03) x 2 | |
Display | 66mm x 51mm | |
Product net weight | 300g | |
Product color | Red and grey | |
Product size (W x H x D) | 131mm x 95mm x 58mm | |
Standard accessories | Test lead, manual, point contact temperature probe | |
Standard individual packing | Gift box, English manual | |

UT139A True RMS Digital Multimeter
UT139 series are CAT III 600V digital multimeters designed for electricians. Its NCV feature can effectively check electrical status through measuring EM field intensity.
Features:
- MAX/MIN/REL modes
- Data hold, LED backlight, auto power off
- Full range protection (600V)
- True RMS
- NCV
- Auto/manual ranges selectable
Specifications | Range | UT139A |
DC voltage (V) | 600V | ±(0.5%+2) |
AC voltage (V) | 600V | ±(1%+3) |
DC current (A) | 10A | ± (0.7%+2) |
AC current (A) | 10A | ±(1%+3) |
Resistance (Ω) | 20MΩ | ±(1%+2) |
Features | ||
Display count | 2000 | |
Auto range/Manual range | √ | |
/True RMS | ||
Bandwidth (Hz) | 45Hz~400Hz | |
NCV/Continuity buzzer | √ | |
Diode | Around 2V | |
General Characteristics | ||
Power | 1.5V battery (R6) x 2 | |
Display | 58mm x 36mm | |
Product color | Red and grey | |
Product net weight | 354g | |
Product size | 170mm x 80mm x 48mm | |
Standard accessories | UT139A/B: Batteries, test leads | |
Standard individual packing | Gift box, English manual | |

UT139C True RMS Digital Multimeter
UT139 series are CAT III 600V digital multimeters designed for electricians. Its NCV feature can effectively check electrical status through measuring EM field intensity.
Features:
- MAX/MIN/REL modes
- Data hold, LED backlight, auto power off
- Full range protection (600V)
- True RMS
- NCV
- Auto/manual ranges selectable
Specifications | Range | UT139C |
DC voltage (V) | 600V | ±(0.5%+2) |
AC voltage (V) | 600V | ±(0.8%+3) |
DC current (A) | 10A | ±(0.7%+2) |
AC current (A) | 10A | ±(1%+3) |
Resistance (Ω) | 60MΩ | ±(0.8%+2) |
Capacitance (F) | 99.99mF | ±(4%+5) |
Frequency (Hz) | 10Hz~10MHz | ±(0.1%+4) |
Temperature (°C) | -40°C~1000°C | ±(1%+3) |
Temperature (°F) | -40°F~1832°F | ±(1.5%+5) |
Features | ||
Display count | 6000 | |
Auto range/Manual range | √ | |
/True RMS | ||
Bandwidth (Hz) | 45Hz~1kHz | |
NCV/Continuity buzzer | √ | |
Duty cycle | 0.1%~99.9% | √ |
Diode | Around 3V | |
General Characteristics | ||
Power | 1.5V battery (R6) x 2 | |
Display | 58mm x 36mm | |
Product color | Red and grey | |
Product net weight | 354g | |
Product size | 170mm x 80mm x 48mm | |
Standard accessories | Batteries, test leads, temperature probe | |
Standard individual packing | Gift box, English manual | |
Optional accessory | Current sensor AC/DC 40A | |

UT151C Digital Multimeter
The UT151 series are 2000 count handheld digital multimeters featuring remarkably stable and reliable operations. They are designed with the large- scale integrated circuits and dual integral A/D converter and also offer overload protection for all ranges. The series can measure DC/AC voltage, current, resistance, capacitance, diode, transistor, temperature etc, which make it a perfect solution for your work. Conforms to CAT III 600V.
Features:
- 30 ranges for function selection
- LCD display 63 x 29mm
- Over-range indication
- Display Count 1999
- Overload protection
- Auto Power Off
- Low Battery Indication
- Data Hold
Specifications | Range | UT151C |
DC Voltage (V) | 200mV/ 2V/ 20V/ 200V/600V | ±(0.5%+1) |
AC Voltage (V) | 2V/ 20V/ 200V/600V | ±(0.8%+3) |
DC Current (A) | 2mA/ 20mA/ 200mA/ 10A | ±(0.8%+1) |
AC Current (A) | 20mA/ 200mA/ 10A | ±(1%+3) |
Resistance (Ω) | 200Ω/ 2KΩ/ 20KΩ/ 200KΩ/ 2MΩ/ 20MΩ | ±(1%+2) |
Capacitance (F) | 2nF/20nF/ 200nF/ 2μF/ 100μF | ±(4%+3) |
2μF/ 200μF | ±(4%+3) | |
>50uF Reference Only | ||
Temperature (℃) | -40℃~1000℃ | ±(1%+5) |
Temperature (℉) | -40℉~1832℉ | ±(1%+8) |
Features | ||
Display Count | 2000 | |
Manual Range | √ | |
Diode | √ | |
Auto Power Off | √ | |
Continuity Buzzer | √ | |
Low Battery Indication | √ | |
Data Hold | √ | |
Input Impedance for DCV | ≥10MΩ | √ |
General Characteristic | ||
Power | 9V Battery(6F22) | |
LCD Size | 63mm X 29 mm | |
Product Color | Red and Grey | |
Product Net Weight | 300g | |
Product Size | 186mm X 91mm X39 mm | |
Standard Accessories | Battery, Test Lead | |
Standard Individual Packing | Gift Box, English Manual | |

UT203R Digital True RMS Clamp Meter
Features:
- High voltage (600V) frequency-measurement
- NCV multi-segment display and audio/visual alarm
- 600V protection across all ranges
- In current and voltage range-measurement accuracy is guaranteed 1%~100% across all ranges
- Conforms to CAT III 300V and CAT II 600V
- True RMS
- Small current measurement
- Larger screen and display digits
- LCD backlight
- Continuity test
Specifications | Range | UT203R |
AC current (A) | 0.04~400A | ±(2%+5) |
DC current (A) | 0.04~400A | ±(2%+5) |
AC voltage (V) | 600V | ±(0.8%+5) |
AC voltage frequency (Hz) | 10Hz~60kHz | ±(0.5%+2) |
DC voltage (V) | 600V | ±(0.5%+2) |
Resistance (Ω) | 40MΩ | ±(0.8%+2) |
Capacitance (F) | 40mF | ±(4%+5) |
Frequency (Hz) | 10Hz~10MHz | ±(0.1%+4) |
Features | ||
Display count | 4000 | |
Auto range | √ | |
Jaw opening | 28mm | |
True RMS | √ | |
NCV | √ | |
Continuity test | √ | |
Diode | √ | |
MAX/MIN | √ | |
Relative mode | √ | |
Zero mode | √ | |
Data hold | √ | |
Low battery indication | √ | |
Auto power off | √ | |
General Characteristics | ||
Power | 1.5V battery (R03) x 2 | |
Display | 37mm x 25mm | |
Product color | Red and grey | |
Product net weight | 235g | |
Product size | 215mm x 63mm x 36mm | |
Standard accessories | Batteries, test leads | |
Standard individual packing | Gift box, carrying bag, English manual | |

UT204R Digital True RMS Clamp Meter
Features:
- High voltage (600V) frequency-measurement
- NCV multi-segment display and audio/visual alarm
- 600V protection across all ranges
- In current and voltage range-measurement accuracy is guaranteed 1%~100% across all ranges
- Conforms to CAT III 300V and CAT II 600V
- True RMS
- Small current measurement
- 60mF large capacitance measurement
- Larger screen and display digits
- LCD backlight
- Continuity test
Specifications | Range | UT203R |
AC current (A) | 0.04~400A | ±(2%+5) |
DC current (A) | 0.04~400A | ±(2%+5) |
AC voltage (V) | 600V | ±(0.8%+5) |
AC voltage frequency (Hz) | 10Hz~60kHz | ±(0.5%+2) |
DC voltage (V) | 600V | ±(0.5%+2) |
Resistance (Ω) | 40MΩ | ±(0.8%+2) |
Capacitance (F) | 40mF | ±(4%+5) |
Frequency (Hz) | 10Hz~10MHz | ±(0.1%+4) |
Features | ||
Display count | 4000 | |
Auto range | √ | |
Jaw opening | 28mm | |
True RMS | √ | |
NCV | √ | |
Continuity test | √ | |
Diode | √ | |
MAX/MIN | √ | |
Relative mode | √ | |
Zero mode | √ | |
Data hold | √ | |
Low battery indication | √ | |
Auto power off | √ | |
General Characteristics | ||
Power | 1.5V battery (R03) x 2 | |
Display | 37mm x 25mm | |
Product color | Red and grey | |
Product net weight | 235g | |
Product size | 215mm x 63mm x 36mm | |
Standard accessories | Batteries, test leads | |
Standard individual packing | Gift box, carrying bag, English manual | |

UT210A Mini Digital Clamp Meter
UT210 series mini clamp meters are designed to work well in limited space environments. They are essential tools for mechanical and electrical equipment maintenance, home appliance installation, and electrician duties. The clamp meters conform to CAT III 300V and CAT II 600V.
Features:
- Ergonomic and lightweight
- Auto range, 2~3 times/s sampling rate
- LCD backlight, data hold
- Auto power off, low battery indication
Specifications | Range | UT210A |
AC current (A) | 200A | ±(2.5%+20) |
Features | ||
Display count | 2000 | |
Continuity buzzer | √ | |
Jaw opening | 16mm | |
General Characteristics | ||
Power | 1.5V battery (R03) x 2 | |
Display | 39.3mm x 26.5mm | |
Product color | Red and grey | |
Product net weight | 150g (batteries included) | |
Product size | 158mm x 60mm x 33.5mm | |
Standard accessories | Batteries | |
Standard individual packing | Gift box, English manual | |

UT210E True RMS Mini Digital Clamp Meter
UT210 series mini clamp meters are designed to work well in limited space environments. They are essential tools for mechanical and electrical equipment maintenance, home appliance installation, and electrician duties. The clamp meters conform to CAT III 300V and CAT II 600V.
Features:
- VFC, low pass filter
- NCV
- Ergonomic and lightweight
- Auto range, 2~3 times/s sampling rate
- True RMS
- ZERO mode
- LCD backlight, data hold
- Auto power off, low battery indication
Complies with: CE, RoHS, ETL
Specifications | Range | UT210E |
AC current (A) | 100A | ±(2.5%+5) |
DC current (A) | 100A | ±(2%+3) |
AC voltage (V) | 600V | ±(1%+3) |
DC voltage (V) | 600V | ±(0.7%+3) |
Resistance (Ω) | 20MΩ | ±(1%+2) |
Capacitance (F) | 20mF | ±(4%+5) |
Features | ||
Display count | 2000 | |
Continuity buzzer | √ | |
Auto range | √ | |
Jaw opening | 17mm | |
Diode test | Around 3.0V | √ |
General Characteristics | ||
Power | 1.5V battery (R03) x 2 | |
Display | 39.3mm x 26.5mm | |
Product color | Red and grey | |
Product net weight | 170g | |
Product size | 175mm x 60mm x 33.5mm | |
Standard accessories | Batteries, test leads | |
Standard individual packing | Gift box, English manual, carrying bag | |

UT300A+ Infrared Thermometer
UT300A+ is an economical infrared thermometer. Its compact and simple design makes it easier for users to carry and operate. Designed with high accuracy, high repeatability, quick response, long measuring distance, and more features, UT300A+ is suitable for measuring the surface temperature of hard-to-reach or dangerous objects. In addition, it is suitable for non-contact surface temperature measurement.
Features:
- Simple one button operation
- 10:1 D:S ratio
- Data hold
- Backlight
- Temperature range: -20°C~400°C
Specifications | UT300A+ |
Temperature range | -20℃~400℃ |
-4℉~752℉ | |
Accuracy | >0℃: ±2.0℃ or ±2%; ≤0℃: ±(2.0℃+0.1℃/℃) |
>32℉: ±4.0℉ or ±2%; ≤32℉: ±(4.0℉+0.1℉/℉) | |
Repeatability | 1℃ or 1.0% (2℉ or 1.0%) |
D:S ratio | 10:1 |
Response time | ≤500ms (95% of reading) |
Emissivity | 0,95 |
Spectral response | 5.5um~14um |
Laser power | < 1mW |
Features | |
Auto power off | 8s |
Low battery indication | √ |
Data hold | √ |
℃/℉ selection | √ |
Backlight | √ |
Laser | √ |
Operating temperature | 0℃~50℃ (32℉~122℉) |
Storage temperature | -20℃~60℃ (-4℉~140℉) |
Operating humidity | <90% RH (non-condensing) |
Drop test | 1m |
General Characterisitics | |
Power | 1.5V battery (LR03) x 2 |
Display | 20mm x 24mm |
Product color | Red and grey |
Product net weight | 146g |
Product size | 135mm x 94mm x 36.5mm |
Standard individual packing | Blister, English manual |

UT501A Insulation Resistance Tester
- 2000 count LCD display, overload indication, backlight
- AC voltage measurement, auto power off
- Auto discharge
- Continuous measurements mode, red warning light and buzzer function
Specifications | Range | UT501A | |
Insulation resistance (Ω) | Test voltages | 100V/250V/500V/1000V | 0%~10% |
100V | 0MΩ~100MΩ | ±(3%+5) | |
250V | 0MΩ~99.9MΩ | ±(3%+5) | |
100MΩ~5GΩ | ±(5%+5) | ||
500V | 0MΩ~99.9MΩ | ±(3%+5) | |
100MΩ~5GΩ | ±(5%+5) | ||
1000V | 0MΩ~99.9MΩ | ±(3%+5) | |
100MΩ~5GΩ | ±(5%+5) | ||
Load current | 50V (R=50kΩ) 1mA | 0%~10% | |
100V (R=100kΩ) 1mA | 0%~10% | ||
250V (R=250kΩ) 1mA | 0%~10% | ||
500V (R=500kΩ) 1mA | 0%~10% | ||
1000V (R=1MΩ) 1mA | 0%~10% | ||
Short-circuit current | <2mA | ||
AC voltage (V) | 30V~750V | ±(2%+3) | |
Features | |||
Display count | 2000 | ||
Auto range/Low battery indication | √ | ||
LCD backlight/Light alarm | √ | ||
Buzzer alarm/High voltage indication | √ | ||
Over load indication/Auto discharge | √ | ||
Test voltage secondary display | √ | ||
10MΩ internal resistance test | √ | ||
General Characterisitics | |||
Power | 1.5V battery (LR6) x 6 | ||
Display | 70.6mm x 34mm | ||
Product color | Red and grey | ||
Product net weight | 500g | ||
Product size | 150mm x 100mm x 71mm | ||
Standard accessories | Batteries, test leads, alligator clips, gallus | ||
Standard individual packing | Gift box, carrying bag, English manual | ||

UT511 Insulation Resistance Tester
- Large 9999 display with 30-segment analog bar graph
- PI/DAR measurements
- Comparison, upper and lower limit functions
- Continuous measurement mode
- Auto power off
- 18-group data storageBacklight
- Auto current discharge and high-voltage output alarm
- Time measurement mode, auto measure within 15 minutes
- Low battery and over range indications
Complies with: CE, RoHS
Specifications | Range | UT511 | |
Insulation resistance (Ω) | Test voltages | 100V~1000V | 0%~10% |
100V | 0.1MΩ~500MΩ | ±(3%+5) | |
250V | 0.5MΩ~2GΩ | ±(3%+5) | |
500V | 1MΩ~4GΩ | ±(3%+5) | |
1000V | 2MΩ~10GΩ | ±(3%+5) | |
DC voltage (V) | 1000V | ±(2%+3) | |
AC voltage (V) | 750V | ±(2%+3) | |
Short-circuit current | <2mA | ||
Low resistance (Ω) | 0.1Ω~999.9Ω | ±(1%+3) | |
Features | |||
Auto range/Auto power off | √ | ||
Low battery indication | √ | ||
Data storage | 18 | ||
Comparison measurement | √ | ||
Polarization index (PI) | √ | ||
Dielectric absorption ratio (DAR) | √ | ||
Analog bar graph | 30 | ||
LCD backlight | √ | ||
Over-range warning | √ | ||
High voltage indication | √ | ||
Timing measurement | Around 30 minutes | √ | |
General Characterisitics | |||
Power | 1.5V battery (LR14) x 8 | ||
Display | 123mm x 58mm | ||
Product color | Red and grey | ||
Product net weight | 1.2kg | ||
Product size | 202mm x 155mm x 94mm | ||
Standard accessories | 2pcs of one plug test lead to one alligator clip (black and green), 1pcs of two plugs test lead to one alligator clip (red), batteries | ||
Standard individual packing | Gift box, tool box, English manual | ||
Optional accessories | Power adaptor | ||

UT601 Inductance Capacitance Meter
Specifications | Range | UT601 |
Resistance (Ω) | 20Ω/200Ω/2kΩ/20kΩ/200kΩ/2MΩ/20MΩ/200MΩ/2000MΩ | ±(0.8%+1) |
Capacitance (F) | 200pF/2nF/20nF/200nF/2uF/20uF/200uF/2mF/20mF | ±(0.5%+10) |
Features | ||
Display count | 2000 | |
Manual range | √ | |
Diode | √ | |
Transistor | √ | |
Continuity buzzer | √ | |
Low battery indication | √ | |
General Characterisitics | ||
Power | 9V battery (6F22) | |
Display | 61mm x 32 mm | |
Product color | Red and grey | |
Product net weight | 310g | |
Product size | 172mm x 83mm x 38mm | |
Standard accessories | Battery, test leads with alligator clips, holster | |
Standard individual packing | Gift box, English manual | |

UT601 Inductance Capacitance Meter
Specifications | Range | UT603 |
Resistance (Ω) | 200Ω/2kΩ/20kΩ/200kΩ/2MΩ/20MΩ | ±(0.8%+1) |
Capacitance (F) | 2nF/20nF/200nF/2uF/20uF/200uF/600uF | ±(1%+5) |
Inductance (H) | 2mH/20mH/200mH/2H/20H | ±(2%+8) |
Features | ||
Display count | 2000 | |
Manual range | √ | |
Diode | √ | |
Transistor | √ | |
Continuity buzzer | √ | |
Low battery indication | √ | |
General Characterisitics | ||
Power | 9V battery (6F22) | |
Display | 61mm x 32 mm | |
Product color | Red and grey | |
Product net weight | UT601/UT602: 310g, UT603: 312g | |
Product size | 172mm x 83mm x 38mm | |
Standard accessories | Battery, test leads with alligator clips, holster | |
Standard individual packing | Gift box, English manual | |
About UNI-T

Uni-Trend Technology (China) Co., Ltd. is one of the well-known test and measurement solutions providers from Asia. Uni-Trend is an ISO9001 and ISO14001 certified company, with T&M products meeting all relevant safety & quality certifications including CE, ETL, UL, GS, etc. This underlines the high-quality approach of the brand, ensuring superior products. With R&D centers in Chengdu and Dongguan, Uni-Trend is capable of manufacturing innovative, reliable, safe to use, and user friendly T&M products. With products exceeding industry standards, Uni-Trend is able to fully satisfy product demands from around the world for any application.
Let’s talk about how we can support your business. Send us your inquiry or your questions. We are looking forward to hearing from you!