Choose an electrical quantity, then choose the from-unit and to-unit to convert a value within that quantity's own unit scale.
How to Use the Mixed Electrical Unit Conversion Calculator
Start with the Quantity dropdown — Voltage, Current, Resistance, Power, Charge, Capacitance, Inductance, or Conductance — and the From/To dropdowns below it switch to that quantity's own unit list automatically. Enter a value and the converted result updates live; changing the quantity resets the unit choices to that category's defaults.
This page exists because a single project sometimes touches four or five different electrical quantities in one sitting — a datasheet quoting capacitance in nanofarads, a supply rated in kilovolts, a resistor bank in milliohms — and switching between eight separate single-quantity calculator tabs is more friction than the actual math deserves.
base value = entered value × from-unit factor (within the selected quantity)
result = base value ÷ to-unit factor (within the selected quantity)Every quantity here uses the exact same SI-prefix arithmetic as its dedicated counterpart elsewhere on this site — this tool doesn't compute anything differently, it just keeps eight unit tables behind one dropdown instead of eight separate pages. Voltage runs kV/V/mV, current runs kA/A/mA/µA, resistance runs MΩ/kΩ/Ω/mΩ, power runs kW/W/mW, charge runs C down to pC, capacitance runs F down to pF, inductance runs H down to nH, and conductance runs kS/S/mS/µS.
Reach for the single-quantity calculators instead — Electric Current Conversion, Electrical Resistance Conversion, and so on — when the job is just one quantity and a bookmark-able page matters more than having every category in one place. This tool trades a little of that focus for not needing eight tabs open at once.