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Compare · inspect the limits, then line up the full specs

Inspect before you buy

Read the tool.
Know its limits.

Choose a meter, then a detail. The useful difference is often hiding behind the headline number.

Fluke 117 Electrician's True RMS Multimeter with Non-Contact Voltage
Manufacturer photograph · Fluke · original markings unchanged

Explore the actual tool

Fluke 117

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Marked measurement category

CAT III 600V

The category and its voltage belong together. Match both to the installation; the voltage range alone does not establish the category.

The buying trap. A capability or category marking does not approve the leads, setup or a live procedure.

Open the source rows
DC voltage
600 mV to 600 V; ±(0.5% + 2)
Safety rating
CAT III 600V (IEC 61010-1, pollution degree 2; IEC 61010-2-033)

Source record: 117

Manufacturer specifications recorded by thisMETER. These are not our own measurements. References belong to this product record; a field-by-field source mapping is not claimed.

DC voltage
600 mV to 600 V; ±(0.5% + 2)
Safety rating
CAT III 600V (IEC 61010-1, pollution degree 2; IEC 61010-2-033)

Record checked 2026-11-02.

Electrician’s True RMS meter with VoltAlert, automatic AC/DC selection and LoZ; includes leads and holster.

Fluke 117 standard package

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Fluke 117: Marked measurement category. CAT III 600V

One lens · actual tools

Compare the actual markings

Missing never becomes a pass.

Fluke
Fluke 117 Electrician's True RMS Multimeter with Non-Contact Voltage
Rating as recorded

Fluke 117

117

CAT III 600V

The category and its voltage belong together. Match both to the installation; the voltage range alone does not establish the category.

Check before buying. A capability or category marking does not approve the leads, setup or a live procedure.

Compare the source rows
DC voltage
600 mV to 600 V; ±(0.5% + 2)
Safety rating
CAT III 600V (IEC 61010-1, pollution degree 2; IEC 61010-2-033)

Source record: 117

Manufacturer specifications recorded by thisMETER. These are not our own measurements. References belong to this product record; a field-by-field source mapping is not claimed.

DC voltage
600 mV to 600 V; ±(0.5% + 2)
Safety rating
CAT III 600V (IEC 61010-1, pollution degree 2; IEC 61010-2-033)

Record checked 2026-11-02.

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Klein Tools
Klein Tools MM420 Auto-Ranging True RMS Digital Multimeter (600V)
Rating as recorded

Klein MM420

MM420

CAT III 600V

The category and its voltage belong together. Match both to the installation; the voltage range alone does not establish the category.

Check before buying. A capability or category marking does not approve the leads, setup or a live procedure.

Compare the source rows
DC voltage
400 mV to 600 V; ±(0.5% + 5) on the 400 mV to 40 V ranges, ±(0.8% + 3) on 400 V, ±(1.0% + 3) on 600 V
Safety rating
CAT III 600V, Class 2, double insulation

Source record: MM420

Manufacturer specifications recorded by thisMETER. These are not our own measurements. References belong to this product record; a field-by-field source mapping is not claimed.

DC voltage
400 mV to 600 V; ±(0.5% + 5) on the 400 mV to 40 V ranges, ±(0.8% + 3) on 400 V, ±(1.0% + 3) on 600 V
Safety rating
CAT III 600V, Class 2, double insulation

Record checked 2026-11-02.

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Innova
Innova 3340 Automotive Digital Multimeter
Needs maker confirmation

Innova 3340

3340

Not recorded

The record has no confirmed CAT category and voltage pair. A marking in a photograph cannot fill that gap.

Check before buying. Confirm the exact model’s manual before considering it for mains measurements.

Compare the source rows
DC voltage
400 mV, 4 V, 40 V, 400 V and 600 V ranges via test leads; ±(0.8% of reading + 5 digits). Maximum 600 V between V and COM; COM must not exceed 300 V AC/DC to ground.

Source record: 3340

Manufacturer specifications recorded by thisMETER. These are not our own measurements. References belong to this product record; a field-by-field source mapping is not claimed.

DC voltage
400 mV, 4 V, 40 V, 400 V and 600 V ranges via test leads; ±(0.8% of reading + 5 digits). Maximum 600 V between V and COM; COM must not exceed 300 V AC/DC to ground.

Record checked 2026-11-02.

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Read the small print

A range is only part of the story.

A display count describes resolution, not accuracy. A current limit needs its fuse and duty conditions. A temperature range needs a suitably rated probe.

1 / 4 selected

Add a second product to see differences.

Maker specifications describe the recorded model and package. Missing measurements are labeled “Not recorded”.

Specification
Emporia Vue 3 Home Energy Monitor
Emporia Vue 3 Home Energy Monitor
Data loggingEmporia cloud app (internet required)
Best forEnergy use, Solar & batteries
Sources

Specifications checked November 2, 2026

View 2 sources
Retailer offerCheck price on Amazon
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All 1 home energy monitors in this catalog are selected.

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