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List Units: A B C D E-F G H-I J-L M N O-P Q-R S T U-Z
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Electric capacitance
Unit Name Symbol SI Equivalent 
· abfarad (emu of electric capacitance) 
aF  1x109 F 
· ampere second per volt 
A-s/V  1 F 
· coulomb per volt 
C/V  1 F 
· farad 
F  1 F 
· jar 
  1.11111x10-9 F 
· statfarad 
statF  1.11265x10-12 F 
Electric charge
Unit Name Symbol SI Equivalent 
· a.u. of charge 
a.u., e  1.60218x10-19 C 
· abcoulomb (emu of charge) 
aC  10 C 
· ampere-hour 
Ah  3600 C 
· coulomb 
C  1 C 
· electronic charge 
  1.6022x10-19 C 
· electrostatic ft-lbf-sec 
  1.1952x10-6 C 
· electrostatic unit 
esu  3.336x10-6 C 
· franklin 
Fr  3.33564x10-10 C 
· statcoulomb 
statC  3.35564x10-10 C 
Electric charge density
Unit Name Symbol SI Equivalent 
· a.u. of charge density 
a.u.  1.0812x1012 C/m3 
· coulomb per cubic foot 
C/ft3  35.3147 C/m3 
· coulomb per cubic inch 
C/in3  6.10237x104 C/m3 
· coulomb per cubic meter 
C/m3  1 C/m3 
· coulomb per cubic micron 
C/µm3  10x1017 C/m3 
· coulomb per cubic millimeter 
C/mm3  1x109 C/m3 
Electric charge surface density
Unit Name Symbol SI Equivalent 
· abcoulomb per square centimeter 
abcoulomb/cm2  1x105 C/m2 
· coulomb per square centimeter 
C/cm2  1x104 C/m2 
· coulomb per square inch 
C/in2  1550 C/m2 
· coulomb per square meter 
C/m2  1 C/m2 
Electric conductance
Unit Name Symbol SI Equivalent 
· abmho (emu of conductance) 
aS, (aW)-1  1x109 S 
· gemmho 
  10x10-7 S 
· mho 
mho  1 S 
· siemens 
S  1 S 
· statmho 
statmho  1.11265x10-12 S 
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List Units: A B C D E-F G H-I J-L M N O-P Q-R S T U-Z
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Optimize your designs, reduce machining time, and lower your costs.

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Information, coverage of important developments and expert commentary in manufacturing.

Metal 3D Printing Design Guide

Direct Metal Laser Sintering (DMLS) 3D printing for parts with reduced cost and little waste.

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