Klein Tools CL910
A 2,000 A, 2,000 V AC/DC clamp for solar installers and industrial electricians working on high-voltage DC.
Amazon $208.99$208.99
The Klein Tools CL910 is the better clamp meter overall, rated 4.4 to 4.1. The Klein Tools CL910 leads on current range and jaw opening. The UNI-T UT208B wins on price. The UNI-T UT208B costs $73 less ($135.99 vs $208.99).
Prices were last checked November 9, 2026. Product prices and availability are accurate as of that date and are subject to change; the price and availability shown on Amazon or the retailer's site at the time of purchase apply. As an Amazon Associate we earn from qualifying purchases.
UNI-T UT208B
A 1,000 A AC/DC clamp with nearly every troubleshooting mode for well under the price of a brand-name equivalent.
Amazon $135.99$135.99
Which should you buy?
- Choose the Klein Tools CL910 for current range (2,000 A through the jaw vs 1,000 A through the jaw) and jaw opening (51 mm jaw vs 42 mm jaw).
- Choose the UNI-T UT208B for price ($135.99 vs $208.99).
Scores side by side
Each factor is scored 0-100 against the same fixed reference points for every 1,000 A and up clamp meter; a clear win is highlighted. How we rank explains each one.
| Factor weight | Klein Tools CL910 | UNI-T UT208B |
|---|---|---|
| Overall rating | 4.4/5 | 4.1/5 |
| Current range 15% | 100 2,000 A through the jaw | 77 1,000 A through the jaw |
| DC current 15% | 100 DC current to 2,000 A through the jaw | 100 DC current to 1,000 A through the jaw |
| Safety rating 20% | 100 CAT IV 600 V / CAT III 2,000 V | 100 CAT IV 600 V / CAT III 1,000 V |
| Features 15% | 80 true RMS, inrush, LoZ, non-contact voltage, temperature, DC microamps | 85 true RMS, inrush, LoZ, non-contact voltage, low-pass filter, temperature |
| Accuracy 10% | 67 2% of reading | 67 2% of reading |
| Jaw opening 5% | 100 51 mm jaw | 73 42 mm jaw |
| Warranty 10% | 50 2-year warranty | 0 warranty not published, scored as none |
| Price 10% | 38 $208.99 | 57 $135.99 |
Specifications
| Klein Tools CL910 | UNI-T UT208B | |
|---|---|---|
| Measurement | ||
| AC current (jaw) | 2,000 A | 1,000 A |
| DC current (jaw) | 2,000 A | 1,000 A |
| DC microamps (leads) | 200 uA | - |
| Voltage | 2,000 V | 1,000 V |
| Current accuracy | 2% of reading | 2% of reading |
| Jaw opening | 51 mm | 42 mm |
| Safety | ||
| CAT rating | CAT IV 600 V / CAT III 2,000 V | CAT IV 600 V / CAT III 1,000 V |
| Features | ||
| True RMS | Yes | Yes |
| Inrush | Yes | Yes |
| LoZ mode | Yes | Yes |
| Non-contact voltage | Yes | Yes |
| Low-pass filter | No | Yes |
| Temperature | Yes | Yes |
| Phone app | No | No |
| Build | ||
| Weight | - | 420 g |
| Warranty | 2 years | - |