Microsiemens is 0.000001 siemens units.
Microsiemens to Centisiemens Converter — uS to cS
Convert Microsiemens (uS) to Centisiemens (cS) using the exact conversion factor (1 microsiemens = 0.0001 centisiemens). See the formula, worked examples, and conversion table.
Microsiemens to Centisiemens converter
Converter
Electricity Converter
Convert electrical units by family and calculate voltage, current, resistance, power, and energy with context values.
Context values
Some unit families need one extra value for a physically accurate result.
Centisiemens is 0.01 siemens units.
Result = input x 1e-6 / 0.01.
Electrical units in the same family convert directly.
Reserved above the conversion cards and below the converter.
About Converting Microsiemens to Centisiemens
Microsiemens and Centisiemens both belong to the electricity family — voltage, current, resistance, power, or energy — units that show up constantly when working across the different standards used by household wiring (120V/240V depending on region), automotive electrical systems (12V/24V), and electronics design. Specifically: Microsiemens is 0.000001 siemens units, and centisiemens is 0.01 siemens units.
Formula
centisiemens = microsiemens × 0.0001
This factor comes from each unit's defined relationship to the category's base unit: 1 microsiemens equals 0.000001 base units, and 1 centisiemens equals 0.01 base units, so dividing one by the other gives the direct microsiemens-to-centisiemens factor of 0.0001.
Simple example
1 uS × 0.0001 = 0.0001 cS
1 microsiemens = 0.0001 centisiemens.
Real-world example
120 uS × 0.0001 = 0.012 cS
120 microsiemens = 0.012 centisiemens.
Conversion table
| Microsiemens (uS) | Centisiemens (cS) |
|---|---|
| 1 uS | 0.0001 cS |
| 5 uS | 0.0005 cS |
| 12 uS | 0.0012 cS |
| 24 uS | 0.0024 cS |
| 120 uS | 0.012 cS |
| 240 uS | 0.024 cS |
Reverse conversion: Centisiemens to Microsiemens
0.0001 cS × 10000 = 1 uS
0.0001 centisiemens = 1 microsiemens.
microsiemens = centisiemens × 10000
For a page dedicated to this direction, see Centisiemens to Microsiemens.
Understanding the Microsiemens (uS)
Microsiemens is 0.000001 siemens units.
Understanding the Centisiemens (cS)
Centisiemens is 0.01 siemens units.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many centisiemens are in 1 microsiemens?
1 microsiemens equals 0.0001 centisiemens, using the exact defined conversion factor rather than an estimate.
How do I convert microsiemens to centisiemens?
Multiply the microsiemens value by 0.0001. The converter above does this instantly to whatever precision you set.
How do I convert centisiemens back to microsiemens?
Use the reverse factor: 1 centisiemens equals 10,000 microsiemens. You can also use the swap control in the converter above to flip the direction instantly.
What is a microsiemens?
Microsiemens (uS) is a unit of electricity.
What is a centisiemens?
Centisiemens (cS) is a unit of electricity.
Is the microsiemens to centisiemens conversion exact?
Yes. Both microsiemens and centisiemens are defined by fixed standards rather than physical artifacts, so the factor of 0.0001 used above is exact to as many digits as you choose to display.
What's the difference between voltage, current, and resistance?
Voltage (volts) is the electrical potential difference driving current through a circuit. Current (amperes) is the rate of flow of electric charge. Resistance (ohms) is how much a component opposes that flow. They're related by Ohm's law (V = I × R), but they are distinct physical quantities, and this page converts between units of just one of them.