SKU: 40114853912

UNI-T UT139C True RMS Digital Multimeters Circuit Board Fault Testing

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Description

UNI-T UT139C True RMS Digital Multimeters Circuit Board Fault TestingUNI T UT139C True RMS Digital Multimeters, UT139 Series UT139A UT139B UT139C digital multimeters for phone circuit board repair, LCR Meter Handheld Tester Multimetro Ammeter Multitester for phone Diagnostic Repair Tool. UT139 Series: UT139A UT139B UT139C 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

UNI-T UT139C True RMS Digital Multimeters, UT139 Series UT139A / UT139B / UT139C digital multimeters for phone circuit board repair, LCR Meter Handheld Tester Multimetro Ammeter Multitester for phone Diagnostic Repair Tool.

UT139 Series: UT139A / UT139B /UT139C 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.

Features:
1. True RMS for the whole series;
2. Measure signals with varied frequency (VFC);
3. Measure large capacitance up to 100mF;
4. Optional AC/DC 60A current clamps in different models to measure current up to 60A (1mv=1A);
5. NCV designed for the whole series, a necessity for electricians;
6. AA1.5V*2(5#) battery, easy for users to purchase and replace;
7. Soft rubber holster is easy to stand 2m drop;
8. Optional magnetic hanging strap offered to facilitate tests in special location;
9. Fast to replace fuse, just by opening battery cover;
10. Reliable with use of internal 2PCS fuses with high-breaking capacity;
11. Protection against 600V input/1 minute from mis-connection;
12. Safety Rating: CAT III 600V.

Optional Models:
Option 1: UT139A
Option 2: UT139B
Option 3: UT139C

Specifications Range 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/
999.9μF/9.999mF/99.99mF
 ±(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)
Features
Display Count   6000
Auto Range   √  
Manual Range   √  
True RMS   √  
Bandwidth (Hz)   45Hz ~1kHz
V.F.C   √  
Duty Cycle 0.1% ~ 99.9%  √  
Diode   Around 3V
NCV   √  
Auto Power Off Around 15 Minutes √  
Continuity Buzzer   √  
Low Battery Indication ≤2.5V √  
Data Hold   √  
Relative Mode   √  
MAX/MIN   √  
LCD Backlight   √  
Input Protection 600Vrms √  
Input Impedance for DCV 1GΩ Max √  


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.

Specifications Range Best Accuracy
Model   UT139A UT139B UT139C
DC Voltage (V) 20mV/200mV/2V/20V/200V/600V ±(0.5%+2)     
40mV/400mV/4V/40V/400V/600V   ±(0.5%+2)   
60mV/600mV/6V/60V/600V     ±(0.5%+2) 
AC Voltage (V) 20mV/200mV/2V/20V/200V/600V ±(1%+3)     
40mV/400mV/4V/40V/400V/600V   ±(0.8%+3)   
60mV/600mV/6V/60V/600V     ±(0.8%+3) 
DC Current (A) 200μA/2000μA/20mA/200mA/2A/10A ± (0.7%+2)     
400μA/4000μA/40mA/400mA/4A/10A   ± (0.7%+2)   
600μA/6000μA/60mA/600mA/6A/10A     ± (0.7%+2) 
AC Current (A) 200μA/2000μA/20mA/200mA/2A/10A ±(1%+3)     
400μA/4000μA/40mA/400mA/4A/10A   ±(1%+3)   
600μA/6000μA/60mA/600mA/6A/10A     ±(1%+3)
Resistance (Ω) 200Ω/2kΩ/20kΩ/200kΩ/2MΩ/20MΩ ±(1.0%+2)     
400Ω/4kΩ/40kΩ/400kΩ/4MΩ/40MΩ   ±(0.8%+2)   
600Ω/6kΩ/60kΩ/600kΩ/6MΩ/60MΩ     ±(0.8%+2) 
Capacitance (F) 9.999nF/99.99nF/999.9nF/9.999μF/99.99μF/
999.9μF/9.999mF/99.99mF
   ±(4.0%+5)  ±(4.0%+5)
Frequency (Hz) 10Hz-10MHz   ±(0.1%+4)  ±(0.1%+4) 
Temperature (°C) -40 °C~1000°C     ±(1.0%+3) 
Temperature (°F) -40°F~1832°F     ±(1.5%+5)
Features
Display Count   2000 4000 6000
Auto Range   √   √   √  
Manual Range   √   √   √  
True RMS   √   √   √  
Bandwidth (Hz)   45Hz ~400Hz 45Hz ~1kHz 45Hz ~1kHz
V.F.C   √   √   √  
Duty Cycle 0.1% ~ 99.9%    √   √  
Diode   Around 2V Around 3V Around 3V
NCV   √   √   √  
Battery Test 1.5V / 9V √      
Auto Power Off Around 15 Minutes √   √   √  
Continuity Buzzer   √   √   √  
Low Battery Indication ≤2.5V √   √   √  
Data Hold   √   √   √  
Relative Mode   √   √   √  
MAX/MIN   √   √   √  
LCD Backlight   √   √   √  
Input Protection 600Vrms √   √   √  
Input Impedance for DCV 1GΩ Max √   √   √  


Package list:
    
1 * UNI-T UT139C True RMS Digital Multimeters    
2 * Test Leads    
1 * Temperature Probe    

Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 40114853912

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Kimberly G
Draper, US
★★★★★ 5
delightful read
Format: Kindle
What a delightful read. The characters are awesome, the plot was so good, I loved it. I was intrigued and it kept me wanting more. Told in multiple pov, the book sucks you in and doesn’t let go. I cannot wait to read the next book.
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Reviewed in the United States on January 30, 2025
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Kimberly B
Lowell, US
★★★★★ 4
not bad
Format: Kindle
I loved the plot of this book. The characters just didn’t have a lot of depth. The connections and “love” just weren’t communicated very well in the writing. The author didn’t write the sweet psycho trope very well at all either. Lachlan was just a mess of a character.
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Reviewed in the United States on November 17, 2023
C
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Carmen Alicea
Waukegan, US
★★★★★ 5
A Beta Worth Rooting For
Format: Kindle
In Spare, Violet Fox flips the omegaverse on its head, giving us a Beta heroine determined to make her mark. Joining the Beta Trials to support her sick father, she's thrown into a pack that doesn't want her, especially the possessive Alphas. But here's the twist: their sweet Omega turns out to be her scent match. Cue the angst, forbidden tension, and a slow-burn romance that will make your heart ache in the best way. Violet Fox delivers an emotional, refreshing take on the genre, proving Betas aren't "spares." They're stars.
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Reviewed in the United States on January 10, 2025
C
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C. Hunter
Fort Morgan, US
★★★★★ 5
Beta, Alpha, Omega oh my!
Format: Kindle
Omegas are precious and given to Alphas & their packs... but the Betas want in too. To this end, the Beta government is rolling out its trial of assigning a Beta to each Alpha-Omega pack. But forcing a Beta into a pack where they are not wanted will not end well... Of course, no one expected the Omega to fall for the assigned Beta. Great read and cliffhanger
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Reviewed in the United States on February 15, 2025
B
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B. Stubby
Belleville, US
★★★★★ 3
A familiar story, just with…..less.
Format: Kindle
So, as other reviewers make clear, this is very similar to Pack Darling and The Beta. It’s much closer aligned with The Beta, in plot and maybe more like Pack Darling with characters. That being said, I don’t hate this…..but it wasn’t great either. It’s both books mentioned but just….less. Less angst, less emotion, less feeling. The plot feels very half fleshed out, and the “bad guy” feels underwhelming. I didn’t really feel any real emotions from and of the male leads, except maybe Oliver. The others fell sorta flat for me. And Mika makes herself out to be this big bad ass straight outta training and then we never see it from here again with the one fitting room incident as the exception. SPOILER: The whole, “Oh, I’m actually probably an Omega, but I don’t wanna be but I do actually wanna be but no one can ever know my secret that I do nothing to hide “ thing fell so flat. She never commutes to believing she was secretly an omega, but also mentions her “secret” a lot. It just felt so manufactured. I’m intrigued enough to read part 2 and see how the author closes everything out, but this is not one I’ll recommend or ever come back to.
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Reviewed in the United States on February 13, 2024

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