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⚡ Master your measurements with Klein’s powerhouse multimeter!
The Klein Tools MM420 is a professional-grade auto-ranging TRMS digital multimeter designed for precise measurement of AC/DC voltage up to 600V, current up to 10A, and resistance up to 50MΩ. Featuring advanced safety with Lead-Alert LEDs, a backlit LCD for low-light visibility, and durable construction that withstands 2-meter drops, it’s ideal for residential, HVAC, and light industrial use. This versatile tool also measures temperature, capacitance, frequency, and continuity, making it an essential companion for any serious technician or manager overseeing complex projects.
| ASIN | B0B57PFFYX |
| Best Sellers Rank | 61,121 in DIY & Tools ( See Top 100 in DIY & Tools ) 130 in Multi Testers |
| Brand | KLEIN TOOLS |
| Colour | Orange/Black |
| Country Of Origin | China |
| Customer Reviews | 4.6 out of 5 stars 746 Reviews |
| Global Trade Identification Number | 00092644693748 |
| Included Components | Digital Multimeter, TRMS Auto-Ranging, 600V, Temp |
| Item Dimensions | 23.7 x 12.9 x 9.7 centimetres |
| Item Type Name | Digital Multimeter, TRMS Auto-Ranging, 600V, Temp |
| Item dimensions L x W x H | 23.7 x 12.9 x 9.7 centimetres |
| Manufacturer | Klein Tools |
| Measurement Type | Multimeter |
| Min. Operating voltage | 9 Volts |
| Minimum Operating Voltage | 9 Volts |
| Model Number | MM420 |
| Power Source | Battery Powered |
| Power source | Battery Powered |
| Specification Met | Cat Iii 600v Safety Rating |
| Style | w/Lead Alert |
| Style Name | w/Lead Alert |
| UPC | 092644693748 |
| Unit Count | 1.0 count |
| Upper Temperature Rating | 1000 Degrees Celsius |
V**1
Does not come with carry case
Multimeter is good and so are its functions. However it does not come with a carry case as stated. False advertising
H**V
Inadequate
Bought for my husband. But not impressed. He found inadequate.
M**E
Review
Does exactly what I bought it for
Trustpilot
2 weeks ago
3 days ago