Alpine SWS12D4

Type S Series 12" Subwoofer

  • Model: SWS12D4
  • Sku: SWS12D4

Stores Near You...

  • 1000W Peak Power
  • Dual 4 Ohm Voice Coil
  • Kevlar Reinforced Pulp Fiber Cone
  • Interwoven Tensil Leads
  • Heavy Duty 8 Gauge Push Speaker Terminals
In Store Only
  • Manufacturer's Warranty 12 Months Parts
    12 Months Labor
    Carry In Service

Product Overview↑ Back to Top

The Type-S's SWS12D4 are designed from HAMR Engineering, Alpine's exclusive subwoofer solution for cooler operation, longer life, and tight, accurate bass. The main philosophy behind HAMR Engineering is to ensure the ultimate sound quality and performance through the use of highly advanced materials and patented design technologies. 1000W, Dual 4 Ohm Voice Coil.

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Technical Specs ↑ Back to Top

Impedance (Ohms) 4
Woofer Size 12"
Woofer Construction Kevlar Reinforced Pulp Fiber
Peak Power (watts) 1000


Height 7.0 in
Width 13.5 in
Weight 17 lbs 12.8 oz
Depth 23.4 in

Package Contents

  • Owner's Manual

Ratings & Reviews ↑ Back to Top


by PowerReviews
AlpineType S Series 12" Subwoofer

(based on 2 reviews)

Ratings Distribution

  • 5 Stars



  • 4 Stars



  • 3 Stars



  • 2 Stars



  • 1 Stars



Reviewed by 2 customers

Displaying reviews 1-2

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Love the power

By Mb

from Stockbridge

Verified Buyer

Comments about Alpine Type S Series 12" Subwoofer:


Service and delivery comments:

No pick up

(0 of 1 customers found this review helpful)


Good Speakers to buy

By Mookie

from Opa Locka

About Me Pro Audio / DJ

Verified Buyer


  • Attractive Design
  • Good Audio


    Best Uses

    • Entertainment

    Comments about Alpine Type S Series 12" Subwoofer:

    I installed the alpine 12's in my car

    • Was this a gift?:
    • No

    Displaying reviews 1-2

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