Alpine SWR-1021D Type R DVC 2-Ohm 10"
- Kevlar®-infused pulp cone
- 1" Santoprene rubber surround
- dual 2-ohm voice coils
- frequency response 28-1,000 Hz
- power range 100-300 watts RMS (150 watts per coil)
- peak power handling 1,000 watts
- sensitivity 85 dB
- top-mount depth 5-15/16"
- sealed box volume: 0.5-0.8 cubic feet
- ported box volume: 0.6-1.25 cubic feet
- 1-year SonicElectronix.com warranty
(newest, current model)
(previous model, replaced by Alpine R-W10D2)
(previous model, replaced by Alpine Type-R SWR-10D2)
(previous model, replaced by Alpine SWR-1023D)
(previous model, replaced by Alpine SWR-1022D)
Warranty and Return Policy
Internal Product ID
Wiring Diagram Legend
Warning: The image depicted shows the resistance change when wiring multiple subwoofer terminals. Please refer to your subwoofer's owner's manual for the proper wiring of its terminals. Sonic Electronix, Inc. is not responsible for damage caused to your audio system or vehicle due to improper installation. Please call tech support at 1-877-289-7664 if you require additional assistance.