⚡ Test smarter, not harder — power up your toolkit with Klein’s battery-free voltage tester!
The Klein Tools ET45 Voltage Tester is a compact, battery-free device designed for professional-grade AC/DC voltage testing from 24V to 240V AC and 32V to 330V DC. Featuring a built-in dual-position lead holder for tamper-resistant outlet testing and convenient storage, it offers rugged durability with a 3-meter drop resistance and IP44 rating. Ideal for electricians and managers who demand reliable, hassle-free diagnostics on the go.
| Manufacturer | Klein Tools |
| Part number | ET45 |
| Item Weight | 50.9 g |
| Product Dimensions | 11.3 x 3.02 x 2.67 cm; 51.03 g |
| Item model number | ET40 |
| Size | One Size |
| Color | Multi |
| Style | 24/240 V |
| Finish | Brushed |
| Material | Plastic Housing, PCB with Electronic Components |
| Pattern | Solid |
| Shape | Rectangular |
| Power source type | Applied Voltage |
| Item Package Quantity | 1 |
| Display Style | Analog LED |
| Specification met | CE |
| Special Features | Built-in Test Lead Holders on Back of Tester Spaced Correctly to Hold Leads for Testing Tamper-Resistant US-style Outlets |
| Included components | AC/DC Voltage Tester: Tester |
| Batteries Included? | No |
| Batteries Required? | No |
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