Alpine RS-W12D4

Alpine RS-W12D4 R-Series 12-Inch Shallow-Mount Subwoofer, 600W RMS / 1,800W Peak, Dual 4-Ohm Voice Coil

Powerful Bass in a Space-Saving Design

Get deep, hard-hitting bass without sacrificing valuable installation space. The Alpine RS-W12D4 combines a shallow-mount design with 600 watts RMS power handling, up to 20mm of cone excursion, and a large 4-inch voice coil with a neodymium magnet. It delivers impressive low-frequency performance in installations where space is limited.

Precision Bass with Gen2 DD-Linear Magnetic Circuit Technology

Alpine's Gen2 DD-Linear Magnetic Circuit technology helps maintain precise cone control for accurate, low-distortion bass reproduction. Combined with a rigid aluminum dust cap, the design supports fast response and clean, powerful bass projection.

Dual 4-Ohm Voice Coils for Flexible System Configuration

The dual 4-ohm voice coil configuration gives you flexible wiring options when matching the subwoofer to your amplifier. Wire the voice coils in parallel for a 2-ohm final load or in series for an 8-ohm final load, depending on your system requirements and amplifier compatibility.

High-Excursion Performance with a Heavy-Duty Voice Coil

With up to 20mm of X-Max and a large 4-inch high-temperature voice coil, the RS-W12D4 is designed for demanding bass applications. Its high-excursion capability helps produce deep, impactful low frequencies while maintaining controlled performance at high output levels.

Rigid Cast-Aluminum Frame Construction

The die-cast aluminum frame provides a strong and stable foundation for the subwoofer. Built for demanding audio applications, its durable construction helps maintain structural stability during powerful bass playback. For additional protection, the optional Alpine KTE-RS12G 12-inch grille kit features a tough steel mesh design and is sold separately.

Designed for Space-Limited Installations

The shallow 3.25-inch mounting depth makes the Alpine RS-W12D4 a practical choice for trucks, compact enclosures, and other installations with limited mounting space. Enjoy the output of a powerful 12-inch R-Series subwoofer without requiring the depth of a traditional design.

Experience Powerful R-Series Bass in Less Space

Bring serious bass performance to your vehicle with the Alpine RS-W12D4. Featuring 600W RMS power handling, dual 4-ohm voice coils, up to 20mm of X-Max, Gen2 DD-Linear Magnetic Circuit technology, and a shallow-mount design, this 12-inch subwoofer delivers powerful, controlled bass for space-conscious audio systems.