Formula
S to mS conversion formula
Use this relationship for a direct conversion:
mS = S x 1,000
Worked example
2 S = 2,000 mS.
All SI prefix relationships are exact.
Electric Conductance conversion
Convert Siemens to Millisiemens
1 siemens (S) equals 1,000 millisiemens (mS). Enter any value below to convert from S to mS.
Enter a value and choose units. Results update instantly.
1 S = 1,000 mS
All Conductance units
From 1 S| Unit | Value |
|---|---|
| Nanosiemens nS | 999,999,999.9999998808 |
| Microsiemens μS | 1,000,000 |
| Millisiemens mS | 1,000 |
| Siemens S | 1 |
| Kilosiemens kS | 0.001 |
| Megasiemens MS | 0.000001 |
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Quick reference
Siemens to Millisiemens table
| Siemens (S) | Millisiemens (mS) |
|---|---|
| 0.01 | 10 |
| 0.1 | 100 |
| 1 | 1,000 |
| 2 | 2,000 |
| 5 | 5,000 |
| 10 | 10,000 |
| 25 | 25,000 |
| 50 | 50,000 |
| 100 | 100,000 |
| 1,000 | 1,000,000 |
From unit
About the siemens
The SI derived unit of conductance, reciprocal ohm.
Symbol: S
To unit
About the millisiemens
One thousandth of a siemens.
Symbol: mS
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Source
Conversion standard
Definitions are checked against BIPM SI Brochure: siemens. Calculations use full internal precision before display rounding.
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S to mS FAQ
How do you convert siemens to millisiemens?
Use the formula mS = S x 1,000. 1 siemens (S) equals 1,000 millisiemens (mS).
Is the S to mS conversion exact?
Both unit definitions use exact factors. Only the displayed decimal may be rounded.