Exterior Components› Body Panels and Components

Klein Tools

DIGITAL MULTIMETER AUTORANGING 600V

$76.25

SKU: K02A MM400

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Special Order
Ships in 4–6 weeks
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Non-Returnable Item

Description

The Klein Tools MM400 is an auto-ranging digital multimeter designed for electricians. It measures AC/DC voltage up to 600V, AC/DC current up to 10A, and resistance up to 40 MOhms. This versatile tool also measures temperature, capacitance, frequency, and duty-cycle, and can test diodes and continuity.

Built to withstand daily wear and tear, the MM400 features a 3.3-foot (1 m) drop protection rating and a CAT III 600V safety rating. It includes test leads, a thermocouple with adapter, batteries, and a user manual.

Fitment

Fitment Guaranteed

Don’t gamble
on fit.

Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.

Available on iOS & Android

Specifications

BrandKlein Tools
Part NumberK02A MM400

Buy with Confidence

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

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