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Alpine-swr-12d4.33809611
9.7 out of 10

ALPINE SWR 12D4

These redesigned fifth-generation Type-R subwoofers include an a Read more

Great Deal: $149.95

Specifications

Feature
Value
Comment
Documents
Owner's Manual | Owner's Manual (SWR-10D4, SWR-10D2, SWR-12D4, SWR-D2)
Power Handling
Power Range: 250W - 1000 Watts RMS Power Handling: 1000W Peak Power Handling: 3000W
Dimensions
Mounting Depth: 162mm (6.375'') Mounting Diameter: 275mm (10.875'') Displacement: 0.10 cu. Ft. Added Volume: 0.09 cu. ft. (Reverse Mount, Magnet Out)
General
Frequency Response: 24Hz - 200Hz
Diaphram
Material: Oversized Hairline-Textured Mica Poly Dustcap w/ Kevlar Reinforced Pulp Paper Cone Body Design: 2-Piece Parabolic
Surround
Material: Injected Molded Santoprene® Design: High Amplitude Multi-Roll H.A.M.R Surround Design (Patent Pending)
Spider
Material: Conex® Design: 10 Segment High-Roll Progressive Design
Voice Coil
Material: 180°C High Temp Wire on Sprial-Cut Aluminum Bobbin Design: 4-Layer Dual Voice Coil
Motor Structure
Pole Geometry: FEA Optimized Design w/ Compound Radius Pole Geometry Configuration: Radial Vented VC Heat Sink and Airflow Management System (Patent #7,634,101)
Frame
Material: Cast Aluminum Design: Perimeter Vented Heat Transfer (Patent Pending), Integrated Shorting Sleeve and Airflow Management System
Terminals
Layout: One Sided Design: Heavy Duty 8 gauge Push with Housing, Banana Plug Jumper
Tinsel Leads
Design: Reinforced Layer Spider Integration (Patent #6,810,988)
Gasket
Design: Concealed Mount Gasket System
Release Date
First seen
10 July 2012