Convert Microsiemens to Kilosiemens

Convert Microsiemens (µS) to Kilosiemens (kS) instantly and accurately.

Microsiemens (µS)
Kilosiemens (kS)

Conversion Formula

kS = µS × 1.000000000e-9

About Microsiemens

The microsiemens (µS) equals 10⁻⁶ S, the standard unit for water-quality conductivity measurement and analogue signal-path impedance. Drinking water has conductivity of 50-500 µS/cm; a 1 MΩ resistor presents 1 µS; conductivity meters for hydroponics and aquaculture read directly in microsiemens or millisiemens per centimetre. 1 µS = 10⁻³ mS = 10⁻⁶ S.

About Kilosiemens

The kilosiemens (kS) equals 10³ S, encountered in high-conductance metallic connections and power-semiconductor on-state characterisation. A large copper busbar of 100 mm² cross-section and 1 m length has conductance of about 60 kS; high-power IGBT modules with Rₛₒₙ below 1 mΩ present conductances exceeding 1 kS; arc furnace electrodes exhibit kilosiemens-range contact conductance. 1 kS = 10³ S = 10⁻³ MS.

Quick Reference Table

Microsiemens (µS)Kilosiemens (kS)
1 µS1 × 10-9 kS
2 µS2 × 10-9 kS
5 µS5 × 10-9 kS
10 µS1 × 10-8 kS
25 µS2.5 × 10-8 kS
50 µS5 × 10-8 kS
100 µS1 × 10-7 kS

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