
Hifonics HAC-3000.4D 3000 Watt 4-Channel Car Stereo Amplifier Class D Amp Black
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49% under what the other stores charge
Compared across 10 stores. Prices are checked against each store and labelled with when.

49% under what the other stores charge
Compared across 10 stores. Prices are checked against each store and labelled with when.
It checks today's price at every store, compares the alternatives and answers in about a minute.
The Hifonics HAC-3000.4D is a four-channel Class D car amplifier rated at up to 3000 watts maximum output. Class D operation keeps it cooler and more efficient than older Class AB designs of similar power, so it draws less from the alternator during long loud sessions. Its four channels can run four speakers, or bridge into two channels to drive subwoofers, which makes it a flexible base for a full system. It suits enthusiasts building a loud, multi-speaker setup who accept that the 3000-watt figure is a peak rating, not a clean RMS number.
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Lowest price we've seen: $229.95 on Nov 12 at Walmart. Tracked across 10 stores since Nov 12.
The Hifonics Colossus HAC-3000.4D is a 4-channel car amplifier with up to 3000 watts of maximum output. It uses Class D amplifier technology, which is designed to run efficiently with less heat and energy loss. The four channels can power speakers and subwoofers.
Tuning controls include adjustable high-pass and low-pass crossovers, variable gain settings and a subsonic filter. The amplifier has a cast aluminum heat sink for cooling and rugged aluminum construction. Protection circuitry guards against overload, short circuit and thermal problems.
The frame is compact enough to fit in most vehicles. RCA inputs let it connect to both factory and aftermarket head units. Experienced DIY users can install it, though professional installation is recommended for safe wiring.




