hold power yes and no its a cap but like haunz said its only to fitler and not does not supply power to the amp in a case of voltage drop

in execption of the RF T15KW it has its own capacitor bank in it to help it during voltage drop

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Big box installer (Timmins)
02 GRAND CARAVAN SPORT

SPEAKERS: -TX series all around and soon to replace
-2x Massive audio CW12 in 4.2cf dual chamber square ported at ~35hz BLOWN crap damn those low notes lol

Amps: -DD SS1
-KAC-745

Upgrades: -160 amp alt. (soon)
-4 gauge wiring (done)
-0 gauge BIG 3 (done)
-sound deadning (soon)
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