Sundown Audio U-12 v.2 D2 12" Subwoofer – 2000W RMS/4000W Peak, Dual 2-Ohm, 3" Copper VC, 30mm Xmax, Double-Stacked Magnet, SPL Competition Grade, Ported Box Ready

Extreme Power Handling: The Sundown Audio U-12 v.2 D2 12" subwoofer is built for serious bass, boasting an impressive 2000W RMS / 4000W Peak power capability. This makes it ideal for competition use or for those demanding the highest levels of low-frequency output and clarity.
Optimal Enclosure Versatility: Designed for superior performance in optimized enclosures, this 12-inch subwoofer performs best in 2.0 cu ft net ported enclosures (tuned to 35Hz with 32 sq in port area) or in compact 1.0 cu ft sealed enclosures. Its 0.21 cu ft displacement maximizes usable air space.
Advanced Cooling System: Featuring a 3" aluminum voice coil former and high-temperature copper voice coil, coupled with a solid pole with vent channels, aluminum shorting ring cap, rear gap-venting, and 16 direct air-gap vents, this subwoofer ensures superior thermal management for extended play.
Unmatched Durability & Control: Built with a heavy-duty cast basket, double-stitched surround, and stitched-on heavy-duty tinsel leads, the U-12 v.2 is engineered for maximum longevity. A double-stacked 9.4-inch wide ferrite magnet system and extended pole piece maintain coil control even at 30mm Xmax.
Enhanced Acoustic Precision: Shorting rings inside the magnets and on the pole cap smooth out frequency response while acting as heat sinks and airflow guides. The custom, substantially thicker aluminum frame with heat dissipation ribs further supports stable, precise acoustic performance, making it a premier standard suspension woofer.

Sundown Audio U Series 12" v.2 D2 Subwoofer: Unleash Competition-Grade BassExperience unparalleled bass performance with the Sundown Audio U-12 v.2 D2 12" 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-12 v.2 D2 delivers deep, precise, and incredibly impactful bass, setting a new standard for high-performance car audio.Extreme Power Handling & Dynamic Output: The U-12 v.2 D2 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 85.198dB signifies efficient conversion of power into acoustic energy.Optimized Enclosure Versatility: Designed for peak performance in a variety of setups, the U-12 v.2 D2 is optimized for small ported or bandpass enclosures. It performs exceptionally well in 2.0 cu ft net ported enclosures, with a recommended tuning of 35Hz and a substantial 32 sq in port area. For those preferring tighter, more defined bass, it also excels in 1.0 cu ft sealed enclosures. The minimal Displacement of 0.21 cu ft ensures maximum usable air space within your chosen enclosure, facilitating powerful output from a relatively small footprint.Advanced Thermal Management for Sustained Performance: The U-12 v.2 D2 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.Rugged, Competition-Grade Construction: Built for extreme durability, the U-12 v.2 D2 features a heavy-duty cast basket and a custom, substantially thicker aluminum frame equipped with heat dissipation ribs. 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 robust outside diameter of 12.84" and cut-out of 11.2" provide precise fitment.Enhanced Acoustic Precision & Control: 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. With a mounting depth of 8.43 inches, it's designed for serious installations.