Description Small bolt on suppression capacitor to connect to B terminals on 12v alternators. .23 microfarad, 100v Used to reduce electrical noise (interference) being emitted from your alternator which could manifest itself as wining and crackling noises whilst listening to the radio, especially AM stations. Alternators, especially of the age of vehicles that we’re driving tend to have a spare tag marked “B ” on the back for connecting the suppressor to.
