Alpine S-W12D4

1800W Peak (600W RMS) 12" Type-S Series Dual 4 Ohm Car Subwoofer

Alpine
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• 1800 Watts Max
• 600 Watts RMS
• Pulp/Kevlar Cone
• High Amplitude Multi-Roll (HAMR) Surround
• High Strength Steel Frame Basket
• Progressive Spider with Reinforced Layer Tinsel Leads
• 65 mm Voice Coil with High-Temp 5-Layer DVC Winding on AL Former

Learn more about the sw12d4
List $210.00

$199.95

with warranty

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Alpine S-W12D4 with Sealed Enclosure

1800W Peak (600W RMS) 12" Type-S Series Dual 4 Ohm Car Subwoofer

(11)

$269.94

Alpine SWS-12D4 with Sealed Dual Enclosure

1800W Peak (600W RMS) 12" Type-S Series Dual 4 Ohm Car Subwoofer

(117)

$499.99

Alpine S-W12D4 with Ported Enclosure

1800W Peak (600W RMS) 12" Type-S Series Dual 4 Ohm Car Subwoofer

(116)

$309.94

Current Promotions (3 offers)


This offer cannot be combined with any other coupons or offers.

Alpine S-W12D4

25% off


Priced separately $339 93

Promo Savings of $35 00

Total price:

$304 93

Be sure to add some Belva 12 Gauge Speaker Wire with your subwoofer purchase!

Alpine S-W12D4

0% off


Priced separately $214 94

Promo Savings of $0 00

Total price:

$214 94

Buy one Alpine Subwoofer and get one 10% off. Qualifying purchase must be an equal or lesser value. This offer cannot be combined with any other coupons or offers.

Alpine S-W12D4

10% off


Priced separately $399 90

Promo Savings of $20 00

Total price:

$379 90

Description


Alpine

Authorized dealer

General Features:

  • 12" 4 Ohm Type-S Series Subwoofer
  • Power Handling:
    • Peak: 1800 watts
    • RMS: 600 watts
  • Recommended power range: 250- 600W RMS
  • Pulp/Kevlar Cone
  • High Amplitude Multi-Roll (HAMR) Surround
  • Progressive Spider with Reinforced Layer Tinsel Leads
  • Airflow Optimized Dual Flare Pole Vent
  • High Strength Steel Frame Basket
  • 8 AWG Push Terminals with VC Configuration Jumpers
  • Dual Voice Coil
  • High Grade Strontium Ferrite Magnets
  • Top-mount depth: 5-1/16"
  • Cutout diameter: 10-9"
  • Frequency Response: 26- 200Hz
  • Sensitivity: 86.4dB
  • Resonance Frequency (Fs): 31 Hz
  • Authorized Internet Dealer
  • 1-year Sonic Electronix Warranty

  • Priced Individually

Product history:

Alpine S-W12D4 thumbnail
(newest, current model)
Alpine SWS-12D4 thumbnail
(previous model, replaced by Alpine S-W12D4)
Alpine SWS-1243D thumbnail
(previous model, replaced by Alpine Type-S SWS-12D4)
Alpine SWS-1242D thumbnail
(previous model, replaced by Alpine SWS-1243D)
Alpine SWS-1241D thumbnail
(previous model, replaced by Alpine SWS-1242D)

Subwoofer Wiring Guide


Wiring Guide to Wire 1 Alpine S-W12D4 Subwoofer

Mono Amp

2 Channel Amp - Bridged

Wiring Guide to Wire 2 Alpine S-W12D4 Subwoofers

Mono Amp

Mono Amp - Option 1

2 Channel Amp

2 Channel Amp - Bridged

4 Channel Amp - Bridged

Wiring Guide to Wire 3 Alpine S-W12D4 Subwoofers

Mono Amp

4 Channel Amp

Wiring Guide to Wire 4 Alpine S-W12D4 Subwoofers

Mono Amp

2 Channel Amp

2 Channel Amp - Bridged

4 Channel Amp

Specifications & Details


Authorized Dealer
Authorized Dealer
Authorized Dealer
Subwoofer Specifications
Series
Type-S Series
Subwoofer Size
12"
Peak Power Handling
1800 watts
RMS Power Handling
600 watts
Voice Coil(s)
Dual
Impedance (Per Voice Coil)
4 ohms
Voice Coil Diameter
2.6"
Frequency Response
24 - 200 Hz
Sensitivity
86.4 dB
Xmax (millimeters)
15 mm
Subwoofer Design
Round / Circle
Main Cone Color
Black
Woofer Composition
Woofer Surround
High Roll Foam
Subwoofer Grille
No
Recommended Enclosure Specifications
Recommended Enclosure Type
Ported / Vented
Sealed
Minimum Sealed Box Volume
0.55 cubic feet
Maximum Sealed Box Volume
1 cubic feet
Minimum Ported Box Volume
1.0 cubic feet
Maximum Ported Box Volume
1.5 cubic feet
Top-Mount Depth (Mounting Depth)
5-1/16"
Cutout Diameter
10-9/16"
Shallow Mount Installation
No
Electromechanical Parameters
Free-Air Resonance (Fs)
31 Hz
Equivalent Compliance (Vas)
46.4 liters
Total Speaker Q Value (Qts)
0.52
Electrical Q Value (Qes)
0.58
Electrical Resistance of Voice Coil (Re)
3.8 ohms
Mechanical Q Value (Qms)
4.68
What is in the box?
WITB: Subwoofers
Subwoofer
Paperwork
User manual
Warranty/Registration card
Serial number card
Other Accessory #1
Banana Plugs (2)
Specials with this Item
Deals
20% Off
Warranty and Return Policy
Parts Warranty Duration
1 year
Labor Warranty Duration
1 year
Warranty Provider
Sonic Electronix

Item Details


Manufacturer:

Model Number:

S-W12D4

Weight:

15.00lbs

Internal SKU:

sw12d4

Internal Product ID:

153293

Customer Ratings & Reviews



5 star
67%
4 star
33%
3 star
0%
2 star
0%
1 star
0%



Durability
4.9
Value
5
Features
4.9
Design
4.9
Usability
4.9
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Alpine S-W12D4

Great speaker for the price!!
Clear low notes
They are also truck friendly

By Anonymous on May 3, 2019 checkmarkIcon Verified purchase

11

found this helpful.

goood

item worked as described. can always trust alpine with there stuff

By ivan on August 4, 2021 checkmarkIcon Verified purchase

9

found this helpful.

best budget sub

bought 2 of these they sound great on my nvx amps

By Anonymous on August 21, 2018

9

found this helpful.

???? wow

Brought this sub as a package deal! Let me tell you it hits hard. Will not disappoint.

By Anonymous on August 9, 2018

10

found this helpful.

Great value, great name and great bass

If your looking for a budget happy bass build you'll be happy with this one. I purchased one of these not thinking about my box being a single 15" box. Well I had a piece of solid hardwood flooring that I cut a 12" face out of and put over the 15" whole. I have an Infinity Reference series 611a amp on this thing turned almost halfway on the gain, nearly full on the bass boost and 3/4 on the variable bass optimisation. I ported and tuned the box myself and people think I got two twelves instead of one. Pros. Alpine Great price Cons. Don't hit the low end bass notes as well

By Anonymous on August 14, 2018

7

found this helpful.

Slams!

I havent had a sub since the 90s. I installed this with an Alpine mono amp in my son's cx5. I'm absolutely blown away at how deep this sub pounds, just floored. I don't even like rap, but this sub makes it enjoyable. I have it in an Atrend sealed box and I'm contemplating buying one for myself now.

By Mike on January 7, 2023 checkmarkIcon Verified purchase

3

found this helpful.

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