Sundown Audio U Series 15" v.2 D4 Subwoofer: Unleash Competition-Grade Bass.
Experience unparalleled bass performance with the Sundown Audio U-15 v.2 D4 15" Subwoofer.
This premier "standard suspension" woofer is engineered to excel in both demanding SPL competition lanes and everyday musical enjoyment.
Combining formidable power handling with an array of advanced features, the U-15 v.2 D4 delivers deep, precise, and incredibly impactful bass, setting a new standard for high-performance car audio.
The U-15 v.2 D4 is a force to be reckoned with, boasting an incredible 2000 Watts RMS and 4000 Watts Peak power handling capability.
This robust capacity ensures that the subwoofer can reproduce the most demanding low-frequency content with astounding clarity, impact, and sustained output.
Whether you're chasing high scores or simply enjoying your favorite tracks, its dynamic range and sheer power will immerse you in the music.
Its Sensitivity (Sens) of 87.3156dB signifies efficient conversion of power into acoustic energy.
Designed for peak performance in a variety of setups, the U-15 v.2 D4 is optimized for small ported or bandpass enclosures.
The provided specifications indicate robust performance, making it a versatile choice for custom car audio systems.
While specific enclosure volumes are not detailed in the provided specs, its design is engineered for powerful output within optimized, efficient enclosures.
This adaptability ensures high-quality bass across diverse acoustic environments.
The U-15 v.2 D4 incorporates a comprehensive suite of thermal management features to ensure extended performance and longevity.
It utilizes a 3" black aluminum voice coil former and high-temperature copper voice coil for superior heat dissipation.
A solid pole with vent channels, an aluminum shorting ring cap, rear gap-venting, and a series of 16 direct air-gap vents in the back plate all work in concert to actively cool the voice coil, maintaining optimal operating temperatures even under the most strenuous conditions.
Built for extreme durability, the U-15 v.2 D4 features a heavy-duty cast basket and a custom, substantially thicker aluminum frame equipped with heat dissipation ribs at the bottom of the frame.
The double-stitched surround ensures robust cone excursion control, while stitched-on heavy-duty tinsel leads prevent fatigue and maintain reliable electrical connections.
Spring-loaded terminals accept up to 8-gauge wire for secure and efficient power delivery, making this subwoofer ready for the rigors of competition.
Its outside diameter of 15.6", cut-out of 14.1", and mounting depth of 9" provide precise fitment.
This subwoofer's design prioritizes both power and precision.
A double-stacked 9.4-inch wide ferrite magnet system is coupled to a thick top plate, providing immense motor force.
A thick set of shorting rings are used inside the magnets and on the pole cap, smoothing out frequency response while also acting as heat sinks and airflow guides.
The U v.2 motor also features an extended pole piece to keep the 30mm Xmax voice coil under perfect control even under high stress, resulting in exceptionally clean, undistorted, and highly accurate bass reproduction.
