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Alpine W12S4

750W Peak (250W RMS) 12" Bass Series Single 4-ohm Car Subwoofer

Alpine
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• Peak Power: 750 watts
• RMS Power: 250 watts
• Impedance: Single 4 ohm
• Mica Injected Polypropylene - MIPP Cone
• Poly-Foam Surround
• Mount depth: 5-5/16"
• Sensitivity: 87.9 dB

Learn more about the w12s4
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Universal – fits most vehicles.

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List price $140.00
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-14%

$119.95

 with warranty
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Current Promotions (1 offer)


Get a Free roll of Belva 16 Gauge Speaker Wire. Simply click the "Add Both to Cart" button and you will see your savings at checkout. This offer cannot be combined with any other coupons or offers.

Alpine W12S4

100% off


Priced separately $132 94

Promo Savings of $12 99

Total price:

$119 95

Description


Alpine brand icon

Authorized dealer


W12S4

The 2017 BASS subwoofers are engineered to be fun and loud in a budget friendly category by combining retro styling with enough efficiency to run on 250W RMS. An optimized magnet circuit allows focused magnetism in the gap which results in improved efficiency. This means tighter bass control and more output!


Product Details:

  • 12" Single 4 ohm Bass Series Subwoofer
  • Power Handling:
    • Peak: 750 watts
    • RMS: 250 watts
  • Mica Injected Polypropylene - MIPP Cone
  • Poly-Foam Surround
  • 2" High Temperature Voice coil
  • 10 mm Xmax
  • 52 oz. Single Stacked magnet motor structure
  • Frequency Response: 22 - 200 Hz
  • Resonance Frequency (Fs): 30 Hz
  • Sensitivity: 87.9 dB
  • Recommended sealed box volume: 0.75 cubic feet - 1.5 cubic feet
  • Recommended ported box volume: 1.5 cubic feet - 2.5 cubic feet
  • Top-mount depth: 5-5/16"
  • Cutout diameter: 10-5/8"
  • Subwoofer grille Alpine KTE-12PG optional (sold separately)
  • Authorized Internet Dealer
  • 1-year Manufacturer's Warranty

  • Priced Individually

PDF IconAlpine W12S4 owner’s manual

Product history:

Alpine W12S4 thumbnail
(newest, current model)
Alpine SWA-12S4 thumbnail
(previous model, replaced by Alpine W12S4)

Subwoofer Wiring Guide


Wiring Guide to Wire 1 Alpine W12S4 Subwoofer

Mono Amp

2 Channel Amp - Bridged

Wiring Guide to Wire 2 Alpine W12S4 Subwoofers

Mono Amp

2 Channel Amp

4 Channel Amp - Bridged

Wiring Guide to Wire 3 Alpine W12S4 Subwoofers

4 Channel Amp

Wiring Guide to Wire 4 Alpine W12S4 Subwoofers

Mono Amp

Mono Amp - Option 1

2 Channel Amp

2 Channel Amp - Bridged

4 Channel Amp


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Specifications & Details


Subwoofer Specifications
Series
Bass Series
Subwoofer Size
12"
Peak Power Handling
750 watts
RMS Power Handling
250 watts
Voice Coil(s)
Single
Impedance (Per Voice Coil)
4 ohm
Voice Coil Diameter
2"
Frequency Response
22 - 200 Hz
Sensitivity
87.9 dB
Xmax (millimeters)
10 mm
Subwoofer Design
Round / Circle
Main Cone Color
Black
Woofer Composition
Mica Injected Polypropylene - MIPP
Woofer Surround
Poly-Foam
Magnet Structure
Single Stacked
Magnet weight
52 oz.
Subwoofer Grille
Optional (Accessory required and sold separately)
Recommended Enclosure Specifications
Recommended Enclosure Type
Ported / Vented
Sealed
Minimum Sealed Box Volume
0.75 cubic feet
Optimum Sealed Box Volume
1.09 cubic feet
Maximum Sealed Box Volume
1.5 cubic feet
Minimum Ported Box Volume
1.5 cubic feet
Optimum Ported Box Volume
1.91 cubic feet
Maximum Ported Box Volume
2.5 cubic feet
Top-Mount Depth (Mounting Depth)
5-5/16"
Cutout Diameter
10-5/8"
Shallow Mount Installation
No
T/S Parameters (Electromechanical)
Free-Air Resonance (Fs)
30 Hz
Equivalent Compliance (Vas)
64.3 liters
Total Speaker Q Value (Qts)
0.49
Electrical Q Value (Qes)
0.53
Electrical Resistance of Voice Coil (Re)
3.7 ohm
Mechanical Q Value (Qms)
7.66
What is in the box?
Paperwork
User manual
WITB: Subwoofers
Subwoofer
Warranty and Return Policy
Parts Warranty Duration
1 year
Labor Warranty Duration
1 year
Warranty Provider
Manufacturer

Item Details


Manufacturer:

Model Number:

W12S4

Weight:

11.00lbs

Internal SKU:

w12s4

Internal Product ID:

128071

Customer Ratings & Reviews


Alpine W12S4 thumbnail image

5 star
50%
4 star
50%
3 star
0%
2 star
0%
1 star
0%



Durability
5
Value
5
Features
5
Design
5
Usability
5

Customer Reviews

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awesome!

These subs are amazing for the price. They pound hard if tuned Good!

By Anonymous on June 10, 2019

36 found this helpful


It thumps!

This woofer is a great value. It seems to be as good as my Rockford subs.

By Anonymous on August 9, 2018

36 found this helpful




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