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Klein Tools ET40 Digital AC/DC Voltage Tester, 12-240V AC, 1.5-24V DC, LED Illumination, DC Polarity, Auto Off, CAT III 250V-Class 2- Double Insulation, IP41 Dust and Water Resistant

Klein Tools ET40 Digital AC/DC Voltage Tester, 12-240V AC, 1.5-24V DC, LED Illumination, DC Polarity, Auto Off, CAT III 250V-Class 2- Double Insulation, IP41 Dust and Water Resistant

Product ID: 123584662

Details

Brand
KLEIN TOOLS
Color
Orange
Item Weight
2.3 ounces
Power Source
Battery
Style
12/240 V

⚡12-240V AC & 1.5-24V DC range

💡Bright LED voltage & polarity indicators

🛡️CAT III 250V safety & IP41 durability

€ 26.73

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Description

⚡ Power up your precision with Klein’s ET40 — the voltage tester that means business!

RUGGED JOBSITE READY - IP41 dust and water resistance plus 3m drop protection means this tester thrives where others fail—built tough for pros.
SAFETY YOU CAN TRUST - CAT III 250V rating with double insulation guarantees peace of mind on every measurement—because your safety is non-negotiable.
VERSATILE VOLTAGE MASTERY - Seamlessly test both AC and DC voltages across a wide range—perfect for every residential and light commercial job.
BUILT IN TEST LEAD HOLDERS - Smartly designed holders keep your leads secure and ready, especially for tamper-resistant outlets—efficiency meets convenience.
ILLUMINATE YOUR DIAGNOSTICS - Bright LED indicators ensure you never miss a voltage level or polarity detail, making troubleshooting faster and foolproof.

The Klein Tools ET40 Digital AC/DC Voltage Tester offers professional-grade voltage testing from 12 to 240V AC and 1.5 to 24V DC, featuring bright LED indicators for clear voltage and polarity readings. Designed for durability with IP41 dust/water resistance and 3m drop protection, it meets CAT III 250V safety standards and includes built-in test lead holders for convenience. Lightweight and battery-powered, it’s engineered for reliable, accurate diagnostics on any jobsite.

Specifications

ASIN	B07P45RB8S
Best Sellers Rank	#23,591 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #22 in Voltage Testers
Brand Name	KLEIN TOOLS
Color	Orange
Customer Reviews	4.4 4.4 out of 5 stars (762)
Global Trade Identification Number	00092644691836
Included Components	No\|Tester, User Manual, and 2 x AAA Batteries
Item Dimensions	5.24 x 1.52 x 1.11 inches
Item Type Name	Klein Tools ET40 Voltage Tester, AC Voltage, DC Voltage, and DC Polarity, Low Voltage Tester Includes Batteries
Item Weight	2.3 ounces
Manufacturer	Klein Tools
Measurement Type	Voltmeter
Minimum Operating Voltage	1.5 volts
Model	ET40
Number of Items	1
Part Number	ET40
Power Source	Battery Powered
Specification Met	CE
Style Name	12/240 V
UPC	092644691836
Warranty Description	See Manufacturer Website

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Yes, all products are sourced directly from authorized retailers in the US, UK, UAE and India. We maintain strict quality control processes and verify each product before shipping. All items come with applicable manufacturer warranties and are covered by our standard return policy.

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How is product pricing calculated?+

Our prices include the product cost, international shipping, import duties, customs clearance, and local delivery charges. We handle all customs and import procedures, ensuring there are no hidden fees upon delivery. PRO members receive additional benefits including free shipping.

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TrustScore 4.5 | 7,300+ reviews

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Perfect platform for hard-to-find items. Delivery was prompt.

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The product quality is outstanding. Exactly what I needed for my work.

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€ 26.73

Duties & taxes included

In stock

Sold byAmazon IrelandDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

Buyer Protection · Full refund if your order doesn't arrive as described.

Desertcart purchases this item on your behalf and handles shipping, customs, and support to Ireland.

Secure transaction

ProDesertcart PRO

Fast, free shipping, member pricing & priority support.

Join PRO →

Trustpilot

TrustScore 4.5 | 7,300+ reviews

Anjali K.

The product quality is outstanding. Exactly what I needed for my work.

1 month ago

Khalid Z.

Great experience from order to delivery. Highly recommended!

1 week ago

View all Trustpilot reviews