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SA-Series v.3 15
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SA-Series v.3 15

SA-Series v.3 15" Subwoofer

Regular price $449.99 USD
Regular price Sale price $449.99 USD
Shipping calculated at checkout.

Notice On Packaging For Subwoofers
Sundown Audio has led the industry in quality and performance for over a decade. To improve accuracy and transparency, we have updated our subwoofer power ratings to reflect true real-world performance.
During this transition, some packaging may show previous ratings. Performance fully aligns with our current published specifications. If you have any questions about authenticity or ratings, please contact directly for confirmation.

Impedance: D4


  • 1500 Watts / 3000 Watts Peak
  • Dual 2 or 4 ohm voice coils

Enclosure Specifications

Sealed Enclosure 2.0 cu ft
Ported Enclosure 3.0 cu ft
Recommended Tuning 35Hz
Recommended Port Area 44 sq in
Displacement
Depth 8.65"
Outside Diameter 15.59″
Cut-Out 14.01″
Physical Dimensions Download

Enclosure Designs

.Zip File
ParameterD2 ModelD4 Model
Re3.40 Ω6.06 Ω
Fs35 Hz35 Hz
Qms2.73002.7910
Qes0.62500.5690
Qts0.50900.4730
Vas44.002 L50.353 L
Mms458.73 g463.04 g
Cms0.04 mm/N0.05 mm/N
BL24.002 T·m32.560 T·m
Le3.63 mH4.79 mH
Sd1141.9 cm²1141.9 cm²
Xmax22mm22mm
Xmech40mm40mm
SPL (1W/1m)87.3 dB87.4 dB
SpecificationD2 ModelD4 Model
RMS Power1500 W1500 W
Peak Power3000 W3000 W
Displacement0.220.22
Mounting Depth8.65"8.65"
Outside Diameter15.6"15.6"
Cutout Diameter14.1"14.1"
Motor Diameter7.8"7.8"
Sealed Enclosure1.5cu ft1.5cu ft
Ported Enclosure3.0cu ft3.0cu ft
Recommended Port Tuning35hz35hz
Recommended Port Area44sq in44sq in
Xmax22mm22mm
Xmech40mm40mm
4th Order Sealed1.5cu ft1.5cu ft
4th Order Ported4.5cu ft4.5cu ft
4th Order Port Area90sq in90sq in
4th Order Port Length6"6"

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