The
Kicker 52L7XS152 SoloXS L7XS 15-Inch 2-Ohm DVC Subwoofer is
a premium, competition-grade square subwoofer designed for extreme Sound Pressure Level (SPL) performance and ultra-deep bass. Engineered as an upscale evolutionary step beyond the standard SoloX lineup, the SoloXS platform introduces a significantly larger motor structure, an enormous magnet, and nearly double the cone excursion capability to move massive amounts of air while remaining musical and controlled.
The
Kicker SoloXS L7XS 15-Inch Subwoofer is built specifically for hardcore car audio enthusiasts, show cars, and competition lanes. Its iconic square shape provides a larger cone surface area than traditional round 15-inch subwoofers, pushing substantially more air to generate harder-hitting low frequencies.
Key design elements focus on heavy daily abuse, exceptional heat management, and hassle-free serviceability:
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No-Glue Field-Replaceable Recone System: If a competitor blows a cone or voice coil, the entire assembly can be swapped out on-site in roughly 15 to 20 minutes. The user simply unbolts the structural components on the spider landing and top trim ring without dealing with messy adhesives.
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Interchangeable Impedance: Unlike older competition platforms, the SoloXS design allows users to swap between 1-Ohm and 2-Ohm recone kits on the exact same motor basket assembly.
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Extreme Requirements: Weighing nearly 100 pounds due to its massive build, this speaker requires substantial supporting vehicle modifications, such as an upgraded heavy-duty high-output alternator.
The technical architecture of the Kicker SoloXS L7XS is engineered to withstand extreme electronic and mechanical stress.
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Specification
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Model Number
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52L7XS152
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Speaker Size
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15 inches (Square Platform)
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Continuous Power Handling (RMS)
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1,500 – 3,000 Watts
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Peak Power Handling
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6,000 Watts
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Voice Coil Configuration
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Dual 2-Ohm (DVC)
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Voice Coil Diameter
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3 inches (75 mm)
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Voice Coil Winding Width
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3.4 inches
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Linear Excursion (Xmax)
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43.1 mm (1.71 inches)
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Total Magnet Weight
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705 ounces
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Magnet Diameter
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9.85 inches (22 cm)
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Frequency Response
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18 Hz – 100 Hz
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Total Subwoofer Weight
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99.10 lbs
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Component & Structural Material Details
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Cone Material: Formed from heavy-duty, double-pressed glass-fiber paper pulp to prevent distortion under extreme pressure.
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Surround: High-profile, extra-tall custom Nitrile Butadiene Rubber (NBR) surround designed to handle intense back-and-forth movement.
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Suspension: Extra-large dual-spider arrangement constructed from stout, premium-tier materials coupled with thick, high-strand dual tinsel leads to securely supply power directly to the moving voice coils.
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Motor Basket: Heavy die-cast aluminum frame optimized with extensive ventilation to maximize cooling performance.
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Cooling Technology: Employs Forced Air Cooling™, incorporating dedicated base and bottom venting holes to circulate fresh air in and blast heated air out, protecting the long voice coil assembly under intense operations.
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Wiring Terminals: Features a heavy-duty single 8 AWG push terminal block alongside a dual 4 AWG block for ultra-secure, thick gauge power cables. [1, 2, 3, 4, 5, 6, 7]
Enclosure & Installation Dimensions
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Mounting Depth: 11 9/16 inches (29.4 cm)
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Cutout Hole Dimension: 13 3/4 inches (34.9 cm)
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Optimum Vented Box Volume: 5.0 cubic feet
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Recommended Enclosure Tuning: Vented tuning at 30 Hz
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Physical Port Dimensions: A port opening measuring 4.25 x 16.5 inches with a total slot port length of 34.75 inches. [1]
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