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⚡ Test Smarter, Work Faster — Power Up Your Precision!
The Klein Tools ET45 Voltage Tester is a compact, battery-free device designed for quick and reliable AC/DC voltage testing from 24V to 330V. Featuring a built-in lead holder for tamper-resistant outlet testing, rugged drop resistance, and IP44 dust/water protection, it’s engineered for professionals who demand accuracy and durability on every job.












| ASIN | B07NZS6DGS |
| ASIN | B07NZS6DGS |
| Best Sellers Rank | #132,782 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #310 in Voltage Testers |
| Brand Name | KLEIN TOOLS |
| Color | Multi |
| Compatible Devices | Electrical circuits within the voltage range of 24V to 330V |
| Customer Reviews | 4.5 4.5 out of 5 stars (1,633) |
| Customer reviews | 4.5 4.5 out of 5 stars (1,633) |
| Date First Available | 23 February 2019 |
| Department | Unisex Adult |
| Global Trade Identification Number | 00092644691843 |
| Included Components | AC/DC Voltage Tester: Tester |
| Is Discontinued By Manufacturer | No |
| Item Dimensions | 11.3 x 3 x 2.7 centimeters |
| Item Length | 4.45 Inches |
| Item Type Name | Voltage Tester, AC Voltage and DC Voltage Tester, No Batteries Needed |
| Item Weight | 1.8 Ounces |
| Item Width | 1.19 Inches |
| Item model number | ET40 |
| Manufacturer | KLEIN TOOLS |
| Manufacturer | KLEIN TOOLS |
| Maximum Operating Voltage | 330 Volts |
| Measurement Type | Voltmeter |
| Minimum Operating Voltage | 24 Volts (AC) |
| Model | ET40 |
| Number of Items | 1 |
| Part Number | ET45 |
| Power Source | Applied Voltage |
| Product Dimensions | 11.3 x 3.02 x 2.67 cm; 51.03 g |
| Specification Met | CE |
| Style Name | 24/240 V |
| UPC | 092644691843 |
| Unit Count | 1 Count |
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