Unit Converter

Length, area, volume, mass, force, pressure, temperature, energy, power, flow, electrical.

Run the calculator

Example

You enter

You get

Details, formula, and sources

Bidirectional conversion across length / area / volume / mass / force / pressure / temperature / energy / power / flow / electrical units, all factors from NIST SP 811.

NIST SP 811 (Guide for the Use of the International System of Units (SI)) by name.

Free at nist.gov.

Estimate. AHJ and licensed professional govern.

Field names used by the API: category, value, from, to

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