Uni-T UT243 power clamp meter — Review

Uni-T

Uni-T UT243 power clamp meter

★★★★☆ 4.2/5 (4 customer reviews)
Overall Score4.2/5.0
Expert Verdict

The Uni-T UT243 power clamp meter is a dependable and affordable tool that meets the essential needs of electricians and DIYers alike. While it lacks some advanced features found in higher-end models, its accuracy, safety features, and ergonomic design make it a solid choice for standard electrical measurements. Recommended for users seeking a practical and budget-friendly clamp meter.

Estimated price · USD
$199.95 ↓ 11% vs 12-mo high
12-mo low
$183.74
12-mo avg
$203.12
12-mo high
$225.20

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Key features
  • True RMS measurement for accurate AC/DC current and voltage readings
  • Built-in non-contact voltage detector for enhanced safety
  • Auto-ranging function simplifies measurements
  • Data hold and relative measurement capabilities
  • Large backlit LCD display for easy reading in low light
  • Ergonomic clamp design for comfortable handling
  • Measures current up to 600A AC/DC
✓ Pros
  • Accurate True RMS measurements suitable for various electrical tasks
  • Non-contact voltage detection enhances user safety
  • User-friendly interface with auto-ranging and data hold features
  • Compact and lightweight design for portability
  • Backlit display improves visibility in dim environments
  • Reliable clamp sensor with strong jaw opening
  • Good battery life for extended field use
✗ Cons
  • Limited advanced features compared to premium models
  • No Bluetooth or data logging capabilities
  • Display may be small for users with vision challenges

Full Review

The Uni-T UT243 power clamp meter is a versatile and reliable tool designed for electricians and DIY enthusiasts who need accurate current and voltage measurements. This clamp meter is equipped with a large, easy-to-read LCD display and features a compact, ergonomic design that fits comfortably in hand, making it suitable for extended use in various electrical environments. With True RMS technology, it accurately measures AC/DC current, voltage, resistance, and continuity, ensuring precise readings in both industrial and residential settings.

This model includes a built-in non-contact voltage detector, improving safety by allowing users to quickly identify live wires without direct contact. The UT243 also offers data hold and relative measurement functions, which facilitate easier data analysis and comparison during troubleshooting. Its robust construction and reliable sensor design provide consistent performance, while the auto-ranging feature simplifies operation by automatically selecting the best range for the measurement.

Ideal for electricians, maintenance technicians, and hobbyists, the Uni-T UT243 balances affordability and functionality. While it may not have some advanced features found in higher-end models, it delivers solid performance for typical electrical diagnostic tasks. Overall, it is a dependable tool that offers great value for those who need a standard power clamp meter with essential features and trustworthy accuracy.

Price history Estimated

Modelled 12-month price trajectory in USD. Points are smoothed estimates — see the partner store for the live price.

$225$215$204$194$184$199.95M-11M-9M-7M-5M-3M-1Now
Now
$199.95
12-mo low
$183.74
12-mo avg
$203.12
12-mo high
$225.20

We earn a small commission on qualifying purchases via affiliate links — at no additional cost to you.

Customer Reviews

James R.March 2025
★★★★★
Reliable and easy to use
I've been using the UT243 for a few months now, and it consistently provides accurate readings. The non-contact voltage detector is a great safety feature, and the clamp jaw is easy to open even in tight spaces. Highly recommended for electricians.
Samantha T.January 2025
★★★★☆
Good value for the price
This clamp meter offers solid performance for its price range. The auto-ranging function simplifies measurements, and the backlit display is handy during low-light situations. I wish it had Bluetooth data logging, but overall it's a great tool.
Michael B.February 2025
★★★★☆
Compact and functional
The UT243 is a compact meter that fits well in my toolbox. It’s comfortable to hold and easy to operate. The only downside is the smaller display, which can be tricky to read in bright sunlight.
Laura K.December 2024
★★★☆☆
Decent but limited features
The clamp meter works fine for basic measurements, but it lacks some features that I expected like data storage or Bluetooth connectivity. Still, it’s accurate and safe to use, making it a decent choice for simple tasks.