Sundown Audio SA Classic 15" D2 Subwoofer: The Ultimate in Car Audio Performance

This 15" D2 subwoofer is a stunning combination of exceptional value, robust power handling, and deep excursion capability. Designed for serious audio enthusiasts and competition alike, the SA Classic delivers a powerful, responsive, and clear bass experience that redefines automotive sound. With a black motor design and meticulous engineering, this subwoofer is a premium choice for those seeking superior performance and reliability.

Powerful Performance and Competition-Grade Audio

Unleash the full potential of your car audio system with the SA Classic's impressive power handling. This subwoofer boasts 1000 Watts RMS and a staggering 2000 Watts Peak power handling, ensuring dynamic and impactful bass reproduction. Whether you are looking for deep, low-frequency response or high-volume output, the SA Classic is engineered to deliver. Its competition-grade characteristics provide the necessary power and clarity for demanding audio environments.

Optimized Design for Versatility and Efficiency

The SA Classic 15" is optimized for flexible integration into various enclosure types. It performs exceptionally well in small ported (recommended 3.5 cu ft, tuned to 35Hz), sealed (2.5 cu ft), and band-pass enclosures. This adaptability ensures that you can achieve superior sound quality regardless of your vehicle's setup. With a sensitivity rating of 89.0 dB (@ 1w/1m), the subwoofer is designed for efficiency, delivering powerful output with precision.

Key Features and Specifications:

Power Handling: 1000 Watts RMS / 2000 Watts Peak
Voice Coils: Dual 2 Ohm, High-Temperature D2 Voice Coil
Motor Construction: Low distortion motor construction with a large aluminum Faraday ring for smooth acoustic response.
Frame: High-strength cast aluminum frame for durability and structural integrity.
Suspension: Robust double-layered Nomex spider and flexible high-foam surround.
Cone: SPL competition-grade paper cone.
Terminals: Spring-loaded terminals for easy connection.
Tinsel Leads: Stitched-on “XL” tinsel lead wires for enhanced reliability.
Xmax: 19mm for deep excursion and low-frequency reproduction.

Superior Construction for Enduring Quality

Sundown Audio is synonymous with quality, and the SA Classic 15" D2 is built with a solid structure designed to last. The high-strength cast aluminum frame provides a rigid platform that minimizes resonance, ensuring clean bass output. The custom 2.5-inch high-temperature voice coil is built to withstand extreme heat, providing reliable performance during extended periods of high power use. The premium suspension system, featuring a robust Nomex spider and a flexible high-foam surround, contributes to the subwoofer's longevity and consistent performance.

Technical and Dimensional Data

Enclosure Specifications:
Sealed Enclosure: 2.5 cu ft
Ported Enclosure: 3.5 cu ft
Recommended Tuning: 35Hz
Recommended Port Area: 35 sq in
Displacement: 0.17 cu ft
Dimensional Data:
Depth: 7.69 inches (195.5 mm)
Outside Diameter: 15.5 inches (395 mm)
Cut-Out Diameter: 14 inches (347 mm)
Magnet Diameter: 7.8 inches (198 mm)
Mounting Height (Flange to Bottom): 7.69 inches (195.5 mm)
Thiele/Small (T/S) Parameters:
RE (Ohms): 4.29
FS (Hz): 37.8
VAS (L): 55.4
Qes: 0.55
Qms: 2.86
Qts: 0.46
Le (mH): 3.41
BL (NA): 23.4
Mms (Grams): 319
Cms (uM/N): 55.3
Sens (dB @ 1w/1m): 89.2
Xmax: 19mm
This 15" D2 Subwoofer delivers powerful performance, high-quality construction, and optimized sound quality, making it the perfect upgrade for an immersive in-car audio experience.