Search  for anything...

Sundown Audio U-12 D2 12" 1500W RMS Dual 2-Ohm U-Series Subwoofer

  • Based on 40 reviews
Condition: New
Checking for product changes

Notify me when this product is back in stock

$299.99 Why this price?
Save $50.00 was $349.99

Buy Now, Pay Later


As low as $50.00 / mo
  • – 6-month term
  • – No impact on credit
  • – Instant approval decision
  • – Secure and straightforward checkout

Payment plans are offered through our trusted finance partners Klarna, PayTomorrow, Affirm, Afterpay, Apple Pay, and PayPal. No-credit-needed leasing options through Acima may also be available at checkout.

Learn more about financing & leasing here.

Free shipping on this product

30-day refund/replacement

To qualify for a full refund, items must be returned in their original, unused condition. If an item is returned in a used, damaged, or materially different state, you may be granted a partial refund.

To initiate a return, please visit our Returns Center.

View our full returns policy here.


Availability: Unavailable
Fulfilled by Amazon
Available payment plans shown during checkout

Features

  • The Sundown Audio U-12 is a 12-inch subwoofer with a 1500 watt RMS power rating. It has a frequency of 42.2 Hz and a DC resistance of 3.8 . It also has a sealed and ported enclosure.

Description

U-12 D2 - Sundown Audio 12" Dual 2-Ohm 1500W RMS U-Series Subwoofer SPECIFICATIONS: DC Resistance (Re): 3.8 Ω Resonance Frequency (Fs): 42.2 Hz Equivalent Volume (Vas): 17.9 L Electrical Q Factor (Qes): 0.30 Mechanical Q Factor (Qms): 2.67 Total Q Factor (Qts): 0.27 Voice Coil Inductance (Le): 2.41 mH Force Factor (BL): 31.2 NA Moving Mass (incl. Air Load) (Mms): 290.2 g Suspension Compliance (Cms): 0.05 mm/N Sensitivity: 88.4 dB 1w / 1mBox Recommendations: Sealed: 1.0 cu. ft. Ported: 2.0 cu. ft. Displacement: 0.21 cu. ft. Depth: 7.75 in Outside Diameter: 12.83 in Cutout Diameter: 11.01 in Recommended Tuning: 32 Hz Recommended Port Area: 32 sq. in

Brand: Sundown Audio


Speaker Maximum Output Power: 1500 Watts


Frequency Response: 42.2 Hz


Connectivity Technology: Speaker Wire


Audio Output Mode: Surround


Mounting Type: Flush Mount


Model Name: U-12 D2


Speaker Type: Subwoofer


Recommended Uses For Product: Volume


Compatible Devices: Smartphone, Tablet, Laptop, Desktop, Television


Subwoofer Diameter: 12 Inches


Surround Sound Channel Configuration: 1.0


Color: black


Included Components: Speaker, Mounting Hardware, User Manual


Product Dimensions: 7.75"D x 12.83"W x 12.83"H


Item Weight: 45 Pounds


Impedance: 3.8 Ohm


Is Waterproof: FALSE


Warranty Type: Extended


Number of Items: 1


Control Method: Touch


Wireless Communication Technology: Bluetooth


Speaker Size: 12 Inches


Power Source: Corded Electric


Woofer Diameter: 12 Inches


Vehicle Service Type: Car


Water Resistance Level: Not Water Resistant


Audio Driver Type: Dynamic Driver


Audio Driver Size: 12 Inches


Subwoofer Connectivity Technology: Wired


Connectivity Protocol: aux, RCA, XLR, coaxial, HDMI, USB


Includes MP3 player?: No


Series Number: 12


UPC: 796516055121


Customer Package Type: FFP


Number Of Circuits: 1


Global Trade Identification Number: 21


Controller Type: ring


Manufacturer: Sundown Audio


Item Weight: 45 pounds


Item model number: Uv1


Is Discontinued By Manufacturer: No


Date First Available: March 20, 2018


Frequently asked questions

This product is currently out of stock. Please check back later for shipping info.

Yes, absolutely! You may return this product for a full refund within 30 days of receiving it.

To initiate a return, please visit our Returns Center.

View our full returns policy here.

  • Klarna Financing
  • Affirm Pay in 4
  • Affirm Financing
  • Afterpay Financing
  • PayTomorrow Financing
  • Financing through Apple Pay
Leasing options through Acima may also be available during checkout.

Learn more about financing & leasing here.

Top Amazon Reviews


  • Best subwoofers soo far
Wire them up correctly and get a good amp and these won’t fail you.
Reviewed in the United States on March 29, 2025 by John Soliz

  • Beautiful sound
Best money spent
Reviewed in the United States on March 28, 2025 by Came to me broke but still works

  • Excellent
Good quality
Reviewed in the United States on November 6, 2024 by THECODE

  • Good sub but
The sun absolutely bangs but after about 15 hours the voice coil popped on a 1000 rms amplifier and I know the sundown can handle so much more than that and the first one I got shipped had a already blown coil in it and was popping straight out the box in free air test pretty disappointing that a 500 dollar sub only last about 15 hours of playing time ... show more
Reviewed in the United States on October 5, 2024 by Austin

  • Great speaker
Breaking stuff in my truck…… not a disappointment to with about
Reviewed in the United States on July 30, 2024 by Best bang for your buck hands down made a whole gallon of juice my last juicer had me adding water to get this much I recommend this juicer to everyone

  • Everything you could want in a subwoofer.
When I bought this sub I wanted the most bass for the little bit of space I had and this sundown audio U series 12 D2 did not let me down. This sub is loud low and the sound quality is out of this world. People that ride in my car think that I have a pair of 12s until I open the drunk, very solid subwoofer. ... show more
Reviewed in the United States on April 22, 2023 by Debra Gandt

  • Best speakers I ever had.
The media could not be loaded. The best speakers subwoofers I ever had 2 sundown u 12s. With 2 power acoustic rzr1 2500 pushing them. Amazing sound quality and strength. I could have asked for more dependabily.
Reviewed in the United States on June 18, 2021 by Albert b.

  • Simply Incredible Subwoofer
Amazing bass, would highly recommend a sweet Sundown amp (SA/SZ 1500) to pair with this.
Reviewed in the United States on October 27, 2018 by Spencer

Can't find a product?

Find it on Amazon first, then paste the link below.