⚡ Clamp it, test it, trust it — the pro’s choice for flawless diagnostics!
The Klein Tools CL390 is a rugged, battery-powered digital clamp meter featuring 400A AC/DC current measurement, integrated non-contact voltage testing, and a high-visibility reverse contrast LCD. It offers True RMS auto-ranging accuracy and multi-parameter testing including voltage, resistance, frequency, capacitance, and temperature, all certified to CAT III 600V safety standards for professional-grade reliability.
| Manufacturer | Klein Tools |
| Part number | CL390 |
| Item Weight | 236 g |
| Product Dimensions | 21.46 x 8.92 x 3.84 cm; 235.87 g |
| Batteries | 1 AAA batteries required. (included) |
| Item model number | CL390 |
| Size | 1.6'' (4.1 cm) |
| Color | Black |
| Style | 400A AC/DC Current |
| Material | ABS/Electronics |
| Pattern | Clamp Meter |
| Power source type | Battery Powered |
| Item Package Quantity | 1 |
| Specification met | CE, CATIII 600V, Class 2, Double Insulation |
| Special Features | Automatically Ranging True Root Mean Squared (TRMS) Measurement Technology for Accuracy; AC/DC Current Measurement; High Visibility Reverse Contrast LCD; NCVT |
| Included components | AC/DC Digital Clamp Meter |
| Batteries Included? | Yes |
| Batteries Required? | No |
| Battery Cell Type | Alkaline |
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