Pioneer TS-A300D4

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Pioneer TS-A300D4

12” Dual 4 ohms Voice Coil Subwoofer


  • 12˝ glass fiber and mica interlaced Injection Molded Polypropylene (IMPP) cone construction
  • Butyl rubber surround and polycotton / cotton dual spider for strength and linearity during high excursion
  • Oversized 60 oz double stacked magnet and vented pole yoke for increased power handling


Easily Upgrade to High Performance

Pioneer’s A-series sound design purposely matches the subwoofer and full-range loudspeakers to provide seamless and smooth sound characteristics with dynamic, high impact bass that lets you hear and feel the music.

Linear, Balanced Motion

Linear, balanced motion in both the forward and reverse directions of cone movement is critical to accurate reproduction of recorded sound waves. Careful engineering of the entire motor structure and suspension system (voice coil, magnet, surround and spider) is required maintain a high level of linearity, even during high output / high excursion transients.

CarSoundFit App

Pioneer’s CarSoundFit app is actually a car sound simulator for experiencing in-car sound with your own smartphone. Hear the difference between original car speakers and different Pioneer audio upgrades: convince yourself of the level of quality Pioneer can offer for your vehicle. For a virtual listening demonstration of these and many other Pioneer car speakers, download the free Pioneer CarSoundFit app.


System Type
Component subwoofer
Sound Pressure Level (Sensitivity)
77 dB (+- 1.5dB)
Frequency Range
20 Hz to 2.3 kHz
Continuous Power Handling (RMS)
500 Watts
Maximum Peak Power Handling
1500 Watts
Nominal Impedance
4Ω Dual Voice Coil (DVC)

Cone Material
Glass fiber and mica reinforced Injection Molded Polypropylene (IMPP)
Surround Material
Butyl Rubber
Basket Material
Stamped Steel
Magnet Material
Double stacked ferrite
Magnet Weight
60 oz
Mounting Depth

Weight: 18.55 lb