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Inductance converter

femtohenry to petahenry

Convert femtohenry (fH) to petahenry (PH). Use an editable inductance converter, conversion formula, and reference table.

1e-30

1 fH = 1e-30 PH

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Conversion formula

PH = fH × 1e-30

One femtohenry equals 1e-30 petahenry. Multiply your value in femtohenry by this factor to get petahenry. For the reverse conversion, divide by the same factor.

Worked example

To convert 5 femtohenry:
5 × 1e-30 = 5e-30 PH

Conversion table

femtohenry (fH)petahenry (PH)
0.011e-32
0.11e-31
11e-30
22e-30
55e-30
101e-29
252.5e-29
505e-29
1001e-28
10001e-27

About these measurements

Inductance describes the relationship between changing current and induced voltage.

The base reference used here is the henry. One femtohenry is 1e-15 base units; one petahenry is 1e+15 base units.

Important distinctions

A prefix changes only the scale of the inductance unit.

Precision

The converter uses stored conversion factors and floating-point arithmetic. Results display up to ten significant digits, switching to scientific notation for very small or large values. Keep the precision of your original measurement when reporting results.

Common questions

How do I convert fH to PH?

Multiply the quantity in fH by 1e-30. You can also type the value into the converter above.

Can I reverse the conversion?

Yes. Use the swap button or open the petahenry to femtohenry converter.

Reference

NIST Guide to the SI — conversion factors and prefix conventions. SI prefixes scale units by powers of ten; the dimension-specific notes above describe the assumptions used on this page.

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