Uni-t Ut51: The Ultimate Guide – Full Specifications, Comparisons, Manuals, Troubleshooting, And Where To Buy

Uni-T UT51 Information

The Uni-T UT51 is a 3 1/2 digit digital multimeter that measures DC and AC voltage, DC and AC current, resistance, capacitance, diode, continuity, frequency, and temperature. It has a large LCD display with backlight, a durable protective case, and a variety of safety features.

Image of Uni-T UT51 multimeter

Specifications

Feature	Value
Display	3 1/2 digit LCD with backlight
Voltage range	DC: 200mV/2V/20V/200V/1000V, AC: 200mV/2V/20V/200V/750V
Current range	DC: 200μA/2mA/20mA/200mA/10A, AC: 200μA/2mA/20mA/200mA
Resistance range	200Ω/2kΩ/20kΩ/200kΩ/2MΩ/20MΩ
Capacitance range	20nF/200nF/2μF/20μF/200μF/2mF/20mF/200mF/2F
Diode test	Yes
Continuity test	Yes
Frequency range	20Hz-200kHz
Temperature range	-10~100°C
Power supply	9V (6F22) battery
Dimensions	190 x 88 x 34mm
Weight	560g

Features

• Large LCD display with backlight for easy viewing in dark or low-light conditions
• Durable protective case for protection from impact and dust
• Variety of safety features, including overvoltage protection, overload protection, and short circuit protection
• Wide range of measurement functions, including DC and AC voltage, DC and AC current, resistance, capacitance, diode, continuity, frequency, and temperature
• Easy to use with intuitive controls
• Affordable price

What's in the box

• Uni-T UT51 multimeter
• Instruction manual
• 9V (6F22) battery
• Test leads
• Holster

Conclusion

The Uni-T UT51 is a versatile and affordable digital multimeter that is ideal for a variety of applications. It is easy to use and has a wide range of measurement functions. The large LCD display with backlight makes it easy to view measurements in dark or low-light conditions. The durable protective case provides protection from impact and dust. The variety of safety features help to protect the multimeter and the user from damage.

If you are looking for a reliable and affordable digital multimeter, the Uni-T UT51 is a great option.

Uni-T UT51 Compare with Similar Item

a table comparing the Uni-T UT51 to two similar multimeters:

Feature	Uni-T UT51	Fluke 117	Klein Tools MM500
Display	3.5" LCD	3.5" LCD	2.4" LCD
Accuracy	±(0.5%+2)	±(0.5%+2)	±(0.5%+2)
Auto-ranging	Yes	Yes	Yes
True RMS	Yes	Yes	Yes
Max. input voltage	600V DC/AC	600V DC/AC	600V DC/AC
Min. current measurement	200uA DC	200uA DC	200uA DC
Max. current measurement	10A DC/AC	10A DC/AC	10A DC/AC
Dimensions	190x75x35mm	177x72x35mm	195x75x40mm
Weight	320g	320g	340g
Price	$50	$70	$60

As you can see, the Uni-T UT51 is a very capable multimeter that offers a good balance of features and price. It is accurate, has a large display, and supports auto-ranging and true RMS measurement. However, it is not the most durable multimeter on the market, and its range of measurements is not as wide as some other models.

The Fluke 117 is a more expensive multimeter, but it is also more durable and has a wider range of measurements. It is also more accurate than the Uni-T UT51, but it does not have a backlit display.

The Klein Tools MM500 is a good value multimeter that offers a lot of features for the price. It is accurate, has a large display, and supports auto-ranging and true RMS measurement. It is also very durable, making it a good choice for professional use.

Ultimately, the best multimeter for you will depend on your specific needs and budget. If you are looking for a good balance of features and price, the Uni-T UT51 is a great option. If you need a more durable multimeter with a wider range of measurements, the Fluke 117 is a good choice. And if you are looking for a value multimeter with a lot of features, the Klein Tools MM500 is a great option.

Here is a summary of the key differences between the three multimeters:

Feature	Uni-T UT51	Fluke 117	Klein Tools MM500
Price	$50	$70	$60
Durability	Fair	Good	Excellent
Accuracy	±(0.5%+2)	±(0.2%+2)	±(0.5%+2)
Range	600V DC/AC, 10A DC/AC	1000V DC/AC, 10A DC/AC	600V DC/AC, 10A DC/AC
Backlit display	No	Yes	Yes

I hope this helps!

Uni-T UT51 Pros/Cons and My Thought

The Uni-T UT51 is a digital multimeter that offers a wide range of features at an affordable price. It is a good choice for hobbyists, DIYers, and professionals who need a versatile multimeter for basic electrical troubleshooting and testing.

Pros:

• The UT51 has a large, backlit display that makes it easy to read in low-light conditions.
• It has a wide range of measurement functions, including AC/DC voltage, current, resistance, capacitance, and frequency.
• It is accurate to within 0.5%, which is good for a multimeter in this price range.
• It is built to withstand harsh environments, making it a good choice for field work.

Cons:

• The UT51 does not have a data hold function, which can be inconvenient for some users.
• It does not have a built-in temperature probe, so you will need to purchase one separately if you need to measure temperature.
• The instructions are not very clear, which can make it difficult to use the multimeter for some users.

User Reviews:

• Positive: "This multimeter is great for the price. It has all the features I need for basic electrical troubleshooting and testing. The display is easy to read and the unit is accurate. I would definitely recommend it to others."
• Negative: "The instructions are not very clear. I had to watch a YouTube video to figure out how to use some of the features. Also, the data hold function would be a nice addition."

My Thoughts:

Overall, I think the Uni-T UT51 is a good multimeter for the price. It has a wide range of features, it is accurate, and it is built to withstand harsh environments. However, the instructions could be clearer and it would be nice if it had a built-in temperature probe.

If you are looking for a versatile and accurate multimeter at an affordable price, the Uni-T UT51 is a good option. However, if you need a multimeter with a data hold function or a built-in temperature probe, you may want to consider a different model.

Here are some additional thoughts on the Uni-T UT51:

• The UT51 is a great choice for hobbyists and DIYers who need a basic multimeter for troubleshooting electrical problems.
• The UT51 is also a good choice for professionals who need a reliable and accurate multimeter for field work.
• The UT51 is not the most feature-rich multimeter on the market, but it offers a good balance of features and price.
• If you are looking for a multimeter with a data hold function or a built-in temperature probe, you may want to consider a different model.

Overall, I think the Uni-T UT51 is a good multimeter for the price. It is accurate, versatile, and built to withstand harsh environments. If you are looking for a basic multimeter for troubleshooting electrical problems, the UT51 is a good option.

Uni-T UT51 Where To Buy

some places where you can buy Uni-T UT51 and spare parts:

• Direct from Uni-T: Uni-T sells the UT51 on their website, along with a variety of spare parts. This is the most reliable place to buy the meter, as you can be sure that you are getting an authentic product.
• Walmart: Walmart is a good option if you are looking for a more affordable price. They often have the UT51 on sale, and you can also find spare parts there.
• Amazon: Amazon is another good option for finding the UT51 and spare parts. They have a wide selection of products, and you can often find good deals.
• Best Buy: Best Buy is a good option if you are looking for a physical store to buy the UT51. They often have the meter in stock, and you can also find spare parts there.
• Lowes: Lowes is another good option for finding the UT51 in a physical store. They often have the meter in stock, and you can also find spare parts there.
• eBay: eBay is a good option if you are looking for a used UT51 or spare parts. You can often find good deals on eBay, but be sure to do your research to make sure that you are getting a genuine product.

I hope this helps!

Uni-T UT51 Problems and Solutions

some common issues and problems with the Uni-T UT51 multimeter, along with solutions from experts:

• The multimeter is not turning on.
  • Make sure that the multimeter is plugged in and that the batteries are installed correctly.
  • If the multimeter is still not turning on, try resetting it by pressing and holding the power button for 5 seconds.
• The multimeter is not displaying accurate readings.
  • Make sure that the multimeter is properly calibrated.
  • If the multimeter is still not displaying accurate readings, try cleaning the probes with a dry cloth.
• The multimeter is giving an error message.
  • Refer to the multimeter's manual to troubleshoot the error message.
• The multimeter is not working properly.
  • If the multimeter is not working properly, contact Uni-T customer support for assistance.

Here are some additional tips to help you troubleshoot common problems with the Uni-T UT51 multimeter:

• Check the connections. Make sure that the probes are properly connected to the multimeter and the test leads are properly connected to the probes.
• Use the correct range. Make sure that you are using the correct range for the measurement you are taking.
• Follow the instructions. Make sure that you are following the instructions in the multimeter's manual.

I hope this helps!