The Kicker 45KM124 is a 12in passive marine subwoofer designed for boat and marine audio systems. It features a 4 ohm single voice coil, 175W recommended amplifier power (RMS), 350W peak handling, and a frequency response of 30-500 Hz providing low-frequency extension for marine environments.

Built for marine use with an injection-molded polypropylene cone, co-molded Santoprene surround, UniPlate back plate and pole piece, a large ceramic magnet, and a corrosion-resistant polymer basket. Includes stainless mounting hardware, protective terminal cap, back gasket, mounting screws and clips, and manual. Recommended enclosure volumes and mounting dimensions are supplied in the product dimension sheet.