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Volt per mil (V/mil)

One volt per thousandth of an inch. US unit for dielectric strength of insulation.

What is a volt per mil?

Symbol
V/mil
Quantity
Electric Field Strength
Unit system
US customary
Definition
One volt per thousandth of an inch. US unit for dielectric strength of insulation.
Exact
Yes, the value is exact by definition
Source
International yard and pound agreement (1959)

Common applications

Used in US datasheets for the dielectric strength of plastics, films, coatings and circuit board materials.

Volt per mil in other electric field strength units

Volt per mil quick reference

Volt per mil in other units
Volt per milKilovolt per millimeterVolt per meterKilovolt per meter
1 V/mil≈ 0.03937007874 kV/mm≈ 39370.07874 V/m≈ 39.37007874 kV/m
10 V/mil≈ 0.3937007874 kV/mm≈ 393700.7874 V/m≈ 393.7007874 kV/m
100 V/mil≈ 3.937007874 kV/mm≈ 3937007.874 V/m≈ 3937.007874 kV/m
1000 V/mil≈ 39.37007874 kV/mm≈ 39370078.74 V/m≈ 39370.07874 kV/m

Where the volt per mil fits

The next smaller electric field strength unit is the statvolt per centimeter (statV/cm). 1 V/mil ≈ 1.313244469 statV/cm, and 1 statV/cm = 0.76147284332 V/mil.

The next larger electric field strength unit is the kilovolt per centimeter (kV/cm). 1 V/mil ≈ 0.3937007874 kV/cm, and 1 kV/cm = 2.54 V/mil.

Frequently asked questions

How many kilovolts per millimeter are in one volt per mil?
One volt per mil ≈ 0.03937007874 kV/mm (kilovolts per millimeter).
How many volts per meter are in one volt per mil?
One volt per mil ≈ 39370.07874 V/m (volts per meter).
How many kilovolts per meter are in one volt per mil?
One volt per mil ≈ 39.37007874 kV/m (kilovolts per meter).

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