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Alpine SWR-1221D Type R DVC 2-Ohm 12"

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12" Dual 4-ohm Component Subwoofer • Dual 2-ohm voice coils • Kevlar™ reinforced pulp cone • Santoprene rubber surround • 1000W Peak, 300W RMS power range • 24-1,000 Hz frequency response

Learn more about the swr1221d

Good news and a little bad...

This item has been discontinued

But you may be interested in the newest model that's available.

rw12d2 thumbnail

Alpine R-W12D2

OUR PRICE: $159.95

View item

Product Highlights


12" Dual 4-ohm Component Subwoofer • Dual 2-ohm voice coils • Kevlar™ reinforced pulp cone • Santoprene rubber surround • 1000W Peak, 300W RMS power range • 24-1,000 Hz frequency response

Description


Alpine brand icon

Authorized dealer

  • Kevlar®-infused pulp cone
  • 1" Santoprene rubber surround
  • dual 2-ohm 2" voice coils (make sure your amplifier is compatible)
  • frequency response 24-1,000 Hz
  • RMS power handling: 300 watts
  • Peak power handling 1,000 watts
  • sensitivity 87 dB
  • top-mount depth 6-15/16"
  • sealed box volume: 0.7-1.0 cubic feet
  • ported box volume: 0.75-1.75 cubic feet

Product history:

Alpine R-W12D2 thumbnail
(newest, current model)
Alpine SWR-12D2 thumbnail
(previous model, replaced by Alpine R-W12D2)
Alpine SWR-1223D thumbnail
(previous model, replaced by Alpine Type-R SWR-12D2)
Alpine SWR-1222D thumbnail
(previous model, replaced by Alpine SWR-1223D)
Alpine SWR-1221D thumbnail
(previous model, replaced by Alpine SWR-1222D)

Subwoofer Wiring Guide


Wiring Guide to Wire 1 Alpine SWR-1221D Type R DVC 2-Ohm 12" Subwoofer

Mono Amp

Mono Amp - Option 1

2 Channel Amp - Bridged

Wiring Guide to Wire 2 Alpine SWR-1221D Type R DVC 2-Ohm 12" Subwoofers

Mono Amp

2 Channel Amp

4 Channel Amp - Bridged

Wiring Guide to Wire 3 Alpine SWR-1221D Type R DVC 2-Ohm 12" Subwoofers

Mono Amp

Mono Amp - Option 1

4 Channel Amp

Wiring Guide to Wire 4 Alpine SWR-1221D Type R DVC 2-Ohm 12" Subwoofers

2 Channel Amp

4 Channel Amp

Specifications & Details


Subwoofer Specifications
Subwoofer Size
12"
Peak Power Handling
1000 watts
RMS Power Handling
300 watts
Voice Coil(s)
Dual
Impedance (Per Voice Coil)
2 ohms
Frequency Response
24 - 1000 Hz
Sensitivity
87 dB
Woofer Surround
1" Santoprene Rubber
Recommended Enclosure Specifications
Top-Mount Depth (Mounting Depth)
6-15/16"
Cutout Diameter
10-15/16"
Warranty and Return Policy

Item Details


Manufacturer:

Model Number:

SWR-1221D

Weight:

22.00lbs

Internal SKU:

swr1221d

Internal Product ID:

47

Product and How-to Videos


Customer Ratings & Reviews



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



Durability
4.4
Value
4.7
Features
5
Design
5
Usability
4.7

Customer Reviews

Sort by:

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GREAT SUBWOOFERS.
DEFINITELY 1 OF THE BEST SUBS YOU CAN GET FOR ITS PRICE.

By Rick on November 22, 2004

10

found this helpful.

Alpine Type r review

Great sub, just be careful not to put the full 1000w into it becuase it will blow

By greg on December 10, 2003

10

found this helpful.

great

Great hard hittin sub crazy i have 8 of these sub in my tahoe clean bass! YA DIGGGG!!!!!

By AR boy on April 27, 2011

9

found this helpful.

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