Alpine - SS-SB12 Single 12” S-Series Shallow Preloaded Subwoofer Enclosure - Black/Gray

The QPower 12 Inch Single Horn Ported Subwoofer Box Enclosure is built for drivers who want their bass to feel controlled, intentional, and strong without overwhelming the rest of the system. Designed around a horn ported layout tuned to 37Hz, this enclosure creates a focused airflow path that helps your subwoofer move with purpose. The result is deeper, more defined bass that feels steady inside your car or truck.Constructed from solid 5/8-inch MDF, the box offers the density and strength needed to keep vibration in check. Machine precision cut mounting holes ensure a proper fit for your 12-inch subwoofer, while top-grade adhesive and reinforced assembly provide long-term durability. With 2.0 cubic feet of air space and a 12.5-inch mounting depth, the enclosure gives your woofer the room it needs to perform cleanly and consistently.The exterior is wrapped in black carpet, offering a clean, protective finish that blends naturally into most vehicle interiors. A screwed terminal with 12-gauge connection provides a secure and dependable wiring point for your amp and stereo system. Whether installed in a truck cab, under a seat, or in a car trunk, this vented sub box is designed to work with today’s popular subwoofers and audio setups.Sized with intention and engineered for performance, the QPower 12-inch horn ported enclosure delivers balanced power and reliable construction, proving that strong bass starts with the right foundation.

With an ultra-shallow enclosure design and powerful sound output, the R-Series Shallow Preloaded Subwoofer Enclosures give you the best of both worlds in size and sound. Features: Optimal sealed cabinet quality Aluminum Dust Cap Neodymium Magnet Alpine Gen2 DD Linear Magnetic Circuit CARB compliant ¾” MDF construction Premium Alpine embroidered black carpet Alpine-branded terminal cup Pre-installed steel mesh grille Includes a 12” R-Shallow Subwoofer (RS-W12D4) Rubber, modular stackable foot design What's in the Box: Sealed Cabinet with (1) 12” R-Series Shallow Subwoofer Mounting Brackets Owner’s Manual Warranty Information Online product registration information Tech Specs: Dimensions: 26.5” W x 5.25” H x 17” D 600W RMS Power Handling Frequency response: 26Hz – 200Hz Dual 4Ω voice coils wired in parallel for a 2Ω load (compatible with S-A60M or R-A75M) Nominal Impedance: 2Ω Voice Coil: 4”(101.6mm) Designed for Tight Spaces Now you don’t have to choose between bass and space! Alpine’s R-Series Shallow Preloaded Subwoofer Enclosure measures at a minimal 5.25” deep to deliver a loud and fun sound in most vehicle applications. Rubber “feet” are adjustable in height to accommodate uneven vehicle floors. Extreme Output Don’t let the size fool you – the enclosures feature the same motor movement (20MM of 1-way excursion) as the full-size R2-Series Subwoofers for extreme output in a shallow woofer design. At the heart of the R-Series Shallow Subwoofers is an oversized 4-inch voice coil that houses the lightweight and powerful neodymium magnet for 600W RMS of power handling.

The Alpine PWE-S800 is a compact shallow-mount powered 8” subwoofer system with a built-in amplifier designed for under-seat or small-space installation while delivering stronger bass performance.