Alpine SWS-12D2 2 ohm subwoofer

Type-S 12″ 1500w (peak) Subwoofer


The all-new Type-S subwoofers are more durable and powerful than ever, delivering accurate ground pounding bass. With their new sleek design, they look as great as they perform.

They are ready for virtually any system type desired, and have a shallow design which allows installation even in difficult locations.


Power Handling
Power Range: 150W – 500 Watts RMS
Power Handling: 500W Peak
Power Handling: 1500W

Mounting Depth: 177mm (7”)
Mounting Diameter: 347mm (13.7”)
Displacement: 0.07 cu. Ft.
Added Volume: 0.15 cu. ft. (Reverse Mount, Magnet Out)

Frequency Response: 24Hz – 200Hz

Recommended Enclosure Sizes
Sealed enclosure: 25.5L
Vented enclosure: 53.8L


Material: Oversized Hairline-Textured Mica Poly Dustcap w/ Kevlar Reinforced Pulp Paper Cone Body
Design: 2-Piece Parabolic

Material: Injected Molded SantopreneA?
Design: High Amplitude Multi-Roll H.A.M.R Surround Design (Patent Pending)

Material: ConexA?
Design: 10 Segment High-Roll Progressive Design

Voice Coil
Material: 180A?C High Temp Wire on Spiral-Cut Aluminum Bobbin
Design: 5-Layer Split-Winding Dual Voice Coil

Motor Structure
Pole Geometry: FEA Optimized Underhung Design w/ Dual-Sided Compound Radius Pole Geometry
Configuration: Dual Flared Design w/ Integrated Backplate Venting

Material: 18GA High Strength Steel
Design: Alpine-Designed 5 Leg Structure w/ Integrated Radial
Voice Coil Vents
Layout: One Sided
Design: 8ga. Push Terminals

Tinsel Leads
Design: Reinforced-Layer Spider Integration Gasket
Design: Concealed Mount Gasket System


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