Ohm Sq. Millimeters per Meter to Microhm Inches Converter
Enter the electrical resistivity in ohm sq. millimeters per meter below to convert it to microhm inches.
Convert Ohm Sq. Millimeters per Meter to Microhm Inches
Enter a value in ohm sq. millimeters per meter (Ω·mm²/m) to convert to microhm inches (µΩ·in).
Ohm Sq. Millimeter per Meter to Microhm Inch Conversion Table
Table showing various ohm sq. millimeter per meter measurements converted to microhm inches. Click any preset value or arrow to load it into the converter.
| Ohm Sq. Millimeters per Meter (Ω·mm²/m) | Microhm Inches (µΩ·in) |
|---|---|
| 1 Ω·mm²/m | 39.3700787 µΩ·in |
| 2 Ω·mm²/m | 78.7401575 µΩ·in |
| 2.5 Ω·mm²/m | 98.4251969 µΩ·in |
| 5 Ω·mm²/m | 196.8503937 µΩ·in |
| 10 Ω·mm²/m | 393.7007874 µΩ·in |
| 15 Ω·mm²/m | 590.5511811 µΩ·in |
| 20 Ω·mm²/m | 787.4015748 µΩ·in |
| 25 Ω·mm²/m | 984.2519685 µΩ·in |
| 30 Ω·mm²/m | 1,181.1023622 µΩ·in |
| 50 Ω·mm²/m | 1,968.503937 µΩ·in |
How to Convert Ohm Sq. Millimeters per Meter to Microhm Inches
To convert ohm sq. millimeters per meter to microhm inches, multiply the electrical resistivity by the following conversion ratio: 39.3700787 microhm inches/ohm sq. millimeter per meter.
Since one ohm sq. millimeter per meter is equal to 39.3700787 microhm inches, you can use this simple formula to convert:
The electrical resistivity in microhm inches is equal to the electrical resistivity in ohm sq. millimeters per meter multiplied by 39.3700787.
For example, here's how to convert 5 ohm sq. millimeters per meter to microhm inches using the formula above.
How Many Microhm Inches Are in an Ohm Sq. Millimeter per Meter?
There are 39.3700787 microhm inches in an ohm sq. millimeter per meter, which is why we use this value in the formula above.
Our ohm sq. millimeter per meter to microhm inch calculator automatically converts your electrical resistivity measurements with full decimal and scientific precision across US customary, imperial, and SI metric standards.
Ohm Sq. Millimeters per Meter and microhm inches are both units used to measure electrical resistivity. Keep reading to learn more about each unit.
What Is an Ohm Sq. Millimeter per Meter?
An ohm sq. millimeter per meter is a unit of electrical resistivity equal to 1/1,000,000 of an ohm meter (0.000001 Ω·m). Cable conductor resistivity unit (10⁻⁶ Ω·m). Annealed copper is ~0.01724 Ω·mm²/m. [1]
The ohm sq. millimeter per meter is classified as a metric and SI-compatible unit of electrical resistivity. Ohm Sq. Millimeters per Meter can be abbreviated as Ω·mm²/m; for example, 1 ohm sq. millimeter per meter can be written as 1 Ω·mm²/m.
When working with ohm sq. millimeters per meter (Ω·mm²/m) in formulas or technical specifications, always verify whether your target system uses SI metric, US customary, or British imperial standards.
In practice, ohm sq. millimeters per meter (Ω·mm²/m) are widely used across fine-tolerance laboratory, analytical, and micro-scale electrical resistivity measurements within SI metric workflows, engineering documentation, and technical data sheets.
What Is a Microhm Inch?
A microhm inch is a unit of electrical resistivity equal to 0.000000025 ohm meters (Ω·m), the base unit for electrical resistivity. Equal to 2.54×10⁻⁸ Ω·m. [2]
The microhm inch is classified as a US customary unit of electrical resistivity. Microhm Inches can be abbreviated as µΩ·in; for example, 1 microhm inch can be written as 1 µΩ·in.
In the metric system, "micro" is the standard SI prefix for millionths, or 10⁻⁶. This makes the microhm inch (µΩ·in) a convenient decimal multiple of the ohm meter (Ω·m).
In practice, microhm inches (µΩ·in) are widely used across fine-tolerance laboratory, analytical, and micro-scale electrical resistivity measurements within US customary workflows, engineering documentation, and technical data sheets.
When converting electrical resistivity between ohm sq. millimeters per meter (Ω·mm²/m) and microhm inches (µΩ·in), keep full floating-point precision (1 Ω·mm²/m = 39.3700787 µΩ·in; 1 µΩ·in = 0.0254 Ω·mm²/m) during intermediate calculations and round only the final microhm inch figure to match your instrument tolerance.
More Ohm Sq. Millimeter per Meter & Microhm Inch Conversions
Need to calculate in the opposite direction? Use our microhm inches to ohm sq. millimeters per meter calculator to switch your starting unit immediately. You can also explore related tools such as converting microhm inches to ohm sq. millimeters per meter, converting ohm sq. millimeters per meter to ohm meters, or converting ohm meters to ohm centimeters.
Convert from Ohm Sq. Millimeters per Meter
Convert to Microhm Inches
Frequently Asked Questions
References
- [1]NIST OWM StandardNIST OWM (SI Units — Length)·Electric Resistivity Metrology Standard — Ohm Sq. Millimeters per Meter (Ω·mm²/m) to Microhm Inches (µΩ·in)
- [2]BIPM SpecificationBIPM (SI Base Unit: Metre (m))·Unit Specifications: Ohm Sq. Millimeter per Meter (Ω·mm²/m) & Microhm Inch (µΩ·in)
- [3]NIST HB 133 ReferenceNIST HB 133 (NIST Handbook 133 (2019 Ed.))·Conversion Factors & Mathematical Basis (Ω·mm²/m to µΩ·in)