UNI-T UT204R

Last updated: November 9, 2026

UNI-T UT204R

3.3/5#9 of 11 in AC/DC clamp meters
3.3

A low-cost AC/DC clamp for car, solar and household work where a high safety rating isn’t needed.

600 AAC current
600 ADC current
CAT III 300 V / CAT II 600 VSafety
28 mmJaw

Check price at Amazon$76.49

Price checked November 9, 2026. As an Amazon Associate we earn from qualifying purchases.

Pros

Reads AC and DC current to 600 A for a low price
True RMS with non-contact voltage and temperature

Cons

Rated only CAT III 300 V, so not for commercial panels
Smaller 28 mm jaw
No published warranty

How it scores

The rating comes from 8 measured or published factors, each scored 0-100 against fixed reference points for its type. How we rank explains each one.

Current range 600 A through the jaw60
DC current DC current to 600 A through the jaw100
Safety rating CAT III 300 V / CAT II 600 V25
Features true RMS, non-contact voltage, temperature45
Accuracy current accuracy not published (neutral score used)50
Jaw opening 28 mm jaw27
Warranty warranty not published, scored as none0
Price $76.4982

Specifications

Measurement
Model number	UT204R
AC current (jaw)	600 A
DC current (jaw)	600 A
Voltage	600 V
Jaw opening	28 mm
Safety
CAT rating	CAT III 300 V / CAT II 600 V
Features
True RMS	Yes
Inrush	No
LoZ mode	No
Non-contact voltage	Yes
Low-pass filter	No
Temperature	Yes
Phone app	No
Build
Weight	235 g

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