Klein Tools MM400 Multimeter, Auto Ranging Digital Electrical Tester for Temperature, Capacitance, Frequency, Duty-Cycle, Diodes, Continuity

4.7 out of 5 stars 845 ratings

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  • Digital Multimeter, Auto-Ranging, 600V
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Product description

Klein Tools MM400 is an auto-ranging multimeter that measures AC/DC voltage, AC/DC current, and resistance. It can also measure temperature, capacitance, frequency, duty-cycle, and test diodes and continuity. Klein Tools Test and Measurement product line was exclusively designed from the ground up by electricians for electricians. Years of field research, combined with extensive input from electricians across America, inspired the development of meters and electrical testers loaded with innovative, time-saving features. For use in basic and controlled electromagnetic environments such as residential, business and light-industrial locations. Includes test leads, thermocouple with adapter and batteries. For more than 160 years, Klein Tools has manufactured premium-quality, professional-grade hand tools that deliver the performance, durability and precision needed to get the job done right. Our family of engineers, workers and craftsman continue to put six generations of expertise into every tool we create by using only the highest quality materials, superior workmanship, and keeping manufacturing as close to home as we can. Klein isn't just the name of our company, it's also our family name. And since we're an American company that's family-owned and family-run, you know you can count on us to be here tomorrow. Klein Tools doesn't just make great products, we make great products that stand up to the demands of the professionals who use them every day ... Since 1857.


From the manufacturer

Klein Tools Klein bag for MM300 and MM400 klein tools klein tools klein tools klein
Mfg. No. 69028 69401 69410 69417 MM300 ET900
Description Replacement Thermocouple Multimeter Carrying Case Replacement Test Lead Set, Right Angle Rare Earth Magnetic Hanger Digital Multimeter, Manual-Ranging, 600V USB Digital Meter, USB-A (Type A)

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4.7 out of 5 stars
4.7 out of 5
845 global ratings
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Amazon Customer
5.0 out of 5 stars Quick delivery
Reviewed in the United Kingdom on 23 May 2020
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One person found this helpful
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vicm3
4.0 out of 5 stars Un medidor confiable y buena legibilidad
Reviewed in Mexico on 10 January 2019
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2 people found this helpful
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Darroch2
3.0 out of 5 stars Disappointed!
Reviewed in Canada on 2 June 2017
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3 people found this helpful
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Jules97
5.0 out of 5 stars Very good Multimeter
Reviewed in Canada on 21 January 2020
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2 people found this helpful
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Fayek Helmi
5.0 out of 5 stars Great value / money
Reviewed in Canada on 1 November 2019
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