Filed from 4 published puzzles

FARADS

Set to 3 different clues across 4 published puzzles, most often “Capacitance units” — The New York Times, Saturday, 13 January 2007.

6 letters

Every clue on record, most used first

Capacitance units2 times
The New York Times — Saturday, 13 January 2007
Electrical unitsonce
The New York Times — Friday, 17 June 2005
Units of capacitanceonce
The New York Times — Thursday, 1 April 2004

Other answers to these clues

AMPERES7 letters
AMPS4 letters
MHOS4 letters
OHMS4 letters
WATTS5 letters