What should i do if my klein et600 arrived with a 1/8 inch plus loose ball of solder rattling around inside. as this unit can generate 1000 volts, i

Do not take a chance Send it back ASAP

Anyone have issues with incorrect calibration? did a insulation test with this klein and a calibrated megger - reading seems to be off by 200v.??

We haven’t had any issues. I can get with Klein to see if they can recalibrate it.

I believe most of the internals are made over sea but it's assembled in the US from what I can tell

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Fully operational. Shipping worldwide, on schedule.Duty & taxes paid at delivery

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Klein Tools ET600 Multimeter, Megohmmeter Insulation Tester, 4000 Ohms Resistance, 125V/250V/500V/1000V, Auto-Ranging TRMS Multimeter,Orange/Black

Klein Tools ET600 Multimeter, Megohmmeter Insulation Tester, 4000 Ohms Resistance, 125V/250V/500V/1000V, Auto-Ranging TRMS Multimeter,Orange/Black

Product ID: 377605061

Details

Brand
KLEIN TOOLS
Colour
orange
Item weight
1.4 Pounds
Power source
Battery
Style
Tester

⚡Up to 1000V test voltage

📏4000MΩ insulation resistance range

🔋Battery powered with auto-ranging TRMS

AR$809257

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Description

🔧 Power up your precision — test smarter, work safer!

SAFETY FIRST ALERTS - Integrated high voltage icon and warning alarm keep you protected during every measurement.
USER FRIENDLY OPERATION - Intuitive test and lock buttons plus a built-in stand enable hands-free, efficient testing on the go.
PRECISION VOLTAGE TESTING - Confidently measure AC/DC voltages up to 1000V with True RMS accuracy for flawless diagnostics.
TRUSTED PROFESSIONAL GRADE - Backed by 160+ years of Klein Tools craftsmanship, delivering durability and precision for the modern pro.
ROBUST INSULATION RESISTANCE - Test insulation resistance up to 4000MΩ across four voltage levels (125V-1000V) to ensure electrical safety and reliability.

The Klein Tools ET600 is a professional-grade megohmmeter and multimeter combo designed for advanced insulation resistance testing up to 4000MΩ at multiple voltages (125V, 250V, 500V, 1000V). Featuring True RMS auto-ranging for AC/DC voltage measurements up to 1000V, it offers hands-free operation with a lock function and built-in stand. Safety is enhanced with a high voltage warning alarm and icon. Trusted by professionals for over 160 years, this battery-powered tester combines rugged durability with precise diagnostics, making it an essential tool for electrical testing and maintenance.

Specifications

ASIN	B07ZZX5TK8
Best Sellers Rank	#60,727 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #253 in Multi Testers
Brand	KLEIN TOOLS
Brand Name	KLEIN TOOLS
Color	orange
Colour	orange
Compatible Devices	Any device that requires electrical testing or measurement
Customer Reviews	4.8 out of 5 stars 1,458 Reviews
Global Trade Identification Number	00092644692420
Included Components	CAT III/CAT IV Safety Rated Test Leads, Heavy-duty Alligator Clip Test Leads
Item Dimensions	25.4 x 5.1 x 11.4 centimeters
Item Length	7.93 Inches
Item Type Name	Klein Tools Insulation Resistance Tester ET600
Item Weight	635 g
Item Width	3.59 Inches
Item dimensions L x W x H	25.4 x 5.1 x 11.4 centimeters
Item weight	635 g
Manufacturer	KLEIN TOOLS
Maximum Operating Voltage	1000 Volts
Measurement Type	Multimeter
Minimum Operating Voltage	125 Volts (DC)
Model	ET600
Number of Items	1
Part Number	ET600
Power Source	Battery Powered
Power source	Battery Powered
Specification Met	ETL
Style	Tester
Style Name	Tester
UPC	092644692420
Upper Temperature Rating	60 Degrees Celsius
Warranty Description	1 year manufacturer

Reviews

D**Z

Excelente

Excelente producto, muy recomendable

20.08.2026

C**F

Solid bit of kit for the price

12.11.2025

J**6

A Great Choice, Lives up to Kline Quality

Tested and used with great success. This is an excellent, accurate tool for its intended purpose, at a fair price and definitely comparable to more expensive meggars.

24.08.2026

D**D

Insulation Tester

Great value, solid build, does the job.

1.07.2026

T**.

Worth the small investment

Works great! For the price, can't go wrong. If you do any electrical service work, this can help find issues your standard multi meter will miss. Recommended

2.07.2026

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