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The Rockville W10K5S4 is a 10-inch car subwoofer from Rockville's K5 series, built as a single 4-ohm voice coil driver for sealed or ported boxes. It targets budget-minded bass upgrades where one sub and a modest amplifier are enough. Against pricier name-brand 10s it trades refinement and long-term durability for output per dollar, and owner feedback is split between those impressed by the punch and those who hit limits when pushed hard.
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Lowest price we've seen: $49.95 on Nov 13 at Amazon. Tracked across 1 store since Nov 13.
Owner feedback is mixed. Many are happy with the bass output for the money in a basic setup, while others report the sub distorting or failing when pushed hard.
The Rockville W10K5S4 is a 10-inch car subwoofer from the K5 Series with a single 4-ohm voice coil. It is rated for 1200 watts peak, 600 watts program and 300 watts CEA RMS power handling.
The voice coil is 2 inches, with 4 layers of black aluminum wound with OFC (100% copper) wire. The cone is made of fiber-reinforced, non-pressed black paper with blue stitched reinforcement. It sits in a thick foam surround, and the paper dust cap is lightweight. The basket is cast iron with a black sanded finish.
A 40 oz magnet drives the sub, with a 6mm T-yoke and 6mm washer. A vent hole in the T-yoke helps dissipate heat, and a rubber boot covers the magnet. The chrome-plated binding post terminals accept any gauge wire. A Rockville-branded mounting gasket helps seal the subwoofer air-tight when mounted.
