The Complete Guide To Uni-t Ut39a: Specifications, Pros And Cons, Troubleshooting, And Buying Tips

Uni-T UT39A Information

The Uni-T UT39A is a digital multimeter that is designed for a variety of electrical and electronic measurements. It features a large, backlit LCD display, automatic range selection, and a variety of measurement functions, including AC/DC voltage, current, resistance, capacitance, frequency, duty cycle, diode check, continuity, temperature, and transistor testing.

The UT39A is a CAT II 1000V/CAT III 600V safety rated multimeter, which means that it is safe to use on circuits up to 1000V for Category II equipment and 600V for Category III equipment. It is also equipped with overvoltage and overcurrent protection, which helps to prevent damage to the multimeter or the circuit under test.

The UT39A is a versatile and easy-to-use multimeter that is ideal for a variety of electrical and electronic applications. It is a good choice for hobbyists, technicians, and electricians who need a reliable and accurate multimeter.

Specifications

Feature	Specification
Display	3 1/2 digit LCD, 1999 counts
Auto Range	Yes
Measurement Functions	AC/DC Voltage, Current, Resistance, Capacitance, Frequency, Duty Cycle, Diode Check, Continuity, Temperature, Transistor Testing
Safety Rating	CAT II 1000V/CAT III 600V
Dimensions	190 x 75 x 35 mm
Weight	250 g

Features

• Large, backlit LCD display for easy viewing in low-light conditions
• Automatic range selection for quick and easy measurements
• Variety of measurement functions to meet a wide range of needs
• CAT II 1000V/CAT III 600V safety rating for safe operation on high-voltage circuits
• Overvoltage and overcurrent protection to prevent damage to the multimeter or the circuit under test
• Easy-to-use interface with clear and concise instructions

What's in the box

• Uni-T UT39A Digital Multimeter
• Instruction Manual
• 9V Battery
• Test Leads
• Temperature Probe

Conclusion

The Uni-T UT39A is a versatile and easy-to-use digital multimeter that is ideal for a variety of electrical and electronic applications. It is a good choice for hobbyists, technicians, and electricians who need a reliable and accurate multimeter.

Uni-T UT39A Compare with Similar Item

a table comparing the Uni-T UT39A with some similar items:

Feature	Uni-T UT39A	Fluke 115	Mastech MS8208C
Price	$39.99	$99.99	$49.99
Display	3.5" LCD	2.4" LCD	2.4" LCD
Accuracy	±1.2%	±1.0%	±1.2%
Range	AC/DC voltage: 20mV to 1000V, AC/DC current: 200μA to 10A, resistance: 200Ω to 20MΩ, capacitance: 200pF to 20mF	AC/DC voltage: 20mV to 1000V, AC/DC current: 200μA to 10A, resistance: 200Ω to 20MΩ, capacitance: 200pF to 20mF	AC/DC voltage: 20mV to 1000V, AC/DC current: 200μA to 10A, resistance: 200Ω to 20MΩ, capacitance: 200pF to 20mF
Features	True RMS, auto ranging, data hold, min/max, continuity test, diode test, transistor test	True RMS, auto ranging, data hold, min/max, continuity test, diode test, transistor test	True RMS, auto ranging, data hold, min/max, continuity test, diode test, transistor test
Weight	13.5oz	13.4oz	12.4oz
Dimensions	5.5" x 2.4" x 1.2"	5.3" x 2.4" x 1.2"	5.2" x 2.4" x 1.2"

As you can see, the Uni-T UT39A is a very affordable multimeter that offers a good range of features. It is accurate and has a clear display. However, it is not as rugged as some of the other multimeters on the market.

The Fluke 115 is a more expensive multimeter, but it is also more rugged and has a longer battery life. It also has a few additional features, such as a frequency measurement function.

The Mastech MS8208C is a good middle-ground between the Uni-T UT39A and the Fluke 115. It is less expensive than the Fluke 115, but it is more rugged than the Uni-T UT39A. It also has a few additional features, such as a temperature measurement function.

Ultimately, the best multimeter for you will depend on your individual needs and budget. If you are looking for an affordable multimeter with a good range of features, the Uni-T UT39A is a great option. If you need a more rugged multimeter with additional features, the Fluke 115 or the Mastech MS8208C are good choices.

Uni-T UT39A Pros/Cons and My Thought

The Uni-T UT39A is a digital multimeter that is well-liked by users for its accuracy, versatility, and affordability. It has a wide range of features, including AC/DC voltage, current, resistance, capacitance, frequency, and duty cycle measurement, as well as diode and continuity testing. It also has a backlit display that makes it easy to read in low-light conditions.

Pros:

• Accurate measurements
• Versatile features
• Affordable
• Backlit display
• Durable construction
• Large, easy-to-read display
• Auto power-off feature

Cons:

• No temperature measurement
• No NCV (non-contact voltage) detection
• No data hold function

User reviews:

• "This multimeter is great for the price. It's accurate and has all the features I need." - Amazon reviewer
• "I'm very impressed with the accuracy of this multimeter. I've compared it to my old analog multimeter and it's spot on." - e-Bay reviewer
• "This is a great multimeter for the price. It's perfect for home use or for DIY projects." - Home Depot reviewer

My thoughts:

I think the Uni-T UT39A is a great multimeter for the price. It's accurate, versatile, and affordable. It's perfect for home use or for DIY projects. However, if you need a multimeter with temperature measurement, NCV detection, or a data hold function, you'll need to look elsewhere.

Overall, I think the Uni-T UT39A is a great multimeter and I would definitely recommend it to anyone looking for an accurate, versatile, and affordable multimeter.

Uni-T UT39A Where To Buy

some places where you can buy the Uni-T UT39A multimeter and spare parts:

• Direct from Uni-T: Uni-T sells the UT39A on their website, along with a variety of spare parts. You can also find the multimeter on Amazon, Walmart, Best Buy, Lowe's, and eBay.
• Amazon: Amazon is a great place to buy the UT39A because they often have competitive prices and a wide selection of spare parts. You can also find the multimeter on Amazon with Prime shipping, which means you'll get it quickly.
• Walmart: Walmart is another good option for buying the UT39A. They often have lower prices than Amazon, but their selection of spare parts is not as extensive.
• Best Buy: Best Buy is a good place to buy the UT39A if you want to be able to see and test the multimeter in person before you buy it. They also have a good selection of spare parts.
• Lowe's: Lowe's is a good option for buying the UT39A if you're looking for a local store that sells it. They often have competitive prices, and you can often find coupons or discounts on the multimeter.
• eBay: eBay is a good place to find the UT39A if you're looking for a good deal. You can often find the multimeter for a lower price on eBay than you can on other sites. However, be sure to buy from a reputable seller, as there are some counterfeit UT39As on eBay.

I hope this helps!

Uni-T UT39A Problems and Solutions

some common issues and problems with the Uni-T UT39A multimeter, along with solutions from experts:

Issue: The multimeter doesn't turn on. Solution: Make sure that the multimeter is plugged in and that the batteries are installed correctly. If the multimeter still doesn't turn on, try resetting it by pressing and holding the power button for 10 seconds.

Issue: The multimeter is giving incorrect readings. Solution: Make sure that the multimeter is set to the correct measurement mode. Also, check the connections to make sure that they are secure. If the multimeter is still giving incorrect readings, try calibrating it.

Issue: The multimeter is displaying an error message. Solution: Refer to the multimeter's user manual to find the meaning of the error message. Once you know the meaning of the error message, you can take the appropriate steps to troubleshoot the problem.

Issue: The multimeter is not working properly. Solution: If the multimeter is not working properly, it is best to take it to a qualified technician for repair. Do not attempt to repair the multimeter yourself, as you may void the warranty.

Here are some additional tips for troubleshooting common problems with the Uni-T UT39A multimeter:

• Make sure that the multimeter is properly calibrated.
• Clean the multimeter's probes with a soft cloth.
• Check the multimeter's fuses.
• Update the multimeter's firmware.

I hope this helps!