Alpine R2-W10D4 10-Inch R-Series Subwoofer with Dual 4-Ohm Voice Coils Elevate your car audio experience with the Alpine R2-W10D4, a next-generation 10-inch subwoofer from the renowned R-Series lineup. Engineered for powerful, accurate bass, this subwoofer features dual 4-ohm voice coils and 750 watts RMS power handling, delivering deep, clean sound in any vehicle. Its advanced design ensures high performance, making it a top choice for car audio enthusiasts seeking hard-hitting bass and reliable durability. Key Features of the Alpine R2-W10D4 High Amplitude Multi-Roll (HAMR) Surround: Allows 20mm of cone excursion for maximum bass output and accuracy. Dual 4-Ohm Voice Coils: Offers flexible wiring options to match various amplifiers. Kevlar-Treated Cone: Ensures durability and consistent performance at high volumes. Polypropylene/Ceramic Composite Dust Cap: Provides rigidity and internal damping for smooth, distortion-free bass. Double-Stacked Magnets: Delivers greater motor force for deeper bass and tighter control. Integrated Faraday Ring: Minimizes distortion for cleaner sound reproduction. EZ-Change Twist-Lock Grille System: Simplifies installation of the optional KTE-10G grille (sold separately). CTA-2031 Compliant: Guarantees accurate power handling and performance. Why Choose the Alpine R2-W10D4 Subwoofer? The Alpine R2-W10D4 is designed for car audio systems where space and power matter. Its 6-inch mounting depth fits a variety of vehicles, from compact cars to trucks, without sacrificing bass quality. Customers rave about its deep bass response and clean output, with one user noting, “This subwoofer delivers amazing bass in my SUV with a sealed box—worth every penny!” Pair it with an Alpine amplifier like the R-A75M for optimal performance. Whether upgrading a factory system or building a custom setup, this 10-inch car subwoofer offers next-generation sound performance. Specifications Table Specification Details Subwoofer Size 10 inches (25 cm) Impedance Dual 4-Ohm Power Handling (RMS) 750 Watts Power Handling (Peak) 2250 Watts Mounting Depth 6 inches (152 mm) Cutout Diameter 9-1/16 inches (231 mm) Frequency Response 26 Hz - 200 Hz Sensitivity (1W/1m) 82.4 dB Voice Coil Diameter 65 mm (2.56 inches) Linear Excursion (X-Max) 20 mm Mechanical Travel (Xmech) Not specified (assumed ~54 mm based on series) Magnet Weight 123 oz (3.49 kg) Cone Material Kevlar-Treated Pulp Dust Cap Material Polypropylene/Ceramic Composite Surround Material High Amplitude Multi-Roll (HAMR) Rubber Terminals Push-Type (Up to 8 AWG Wire Size) Basket Design Not specified (assumed cast or stamped) Compliance CTA-2031 Compatible Grille KTE-10G (sold separately) Warranty 1 Year (per Alpine terms)
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