Sundown Audio SDDN 18" 3500W RMS Subwoofer DVC 1-Ohm Limited Edition
Sundown Audio SDDN 18" 3500W RMS Subwoofer DVC 1-Ohm Limited Edition is backordered and will ship as soon as it is back in stock.
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What’s included
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Sundown Audio SDDN 18" 3500W RMS Subwoofer DVC 1-Ohm Limited E...
Sundown Audio SDDN 18" 3500W RMS Subwoofer DVC 1-Ohm Limited Edition is backordered and will ship as soon as it is back in stock.
Buy with confidence
Verify fitment, selected options, availability and included components before checkout. Secure payment options and order confirmation are provided at checkout.
Description
Description
- 3,500 watts RMS
- Available in 10 through 18-inch versions
- Dual 1 ohm coils
- Mega V2 Cone
- Aluminum 3.3” x 80mm coil
- Dual 8 AWG terminals with dual-layer tinsel leads
- Custom cross-cut pole piece with Neodymium cap for increased output and thermal control
- 5-layer spider
- 1,336 oz (83.5 lbs) magnet with integrated thermal ventilation
- Optimized for Ported & 6th order enclosures
- Carbon cone upgrade available
Designed in-house by Sundown Founder Jacob Fuller, the 3,500-watt RMS SDDN is available in 10, 12, 15, and 18-inch models. Each unit boasts a massive 83-pound motor with integrated thermal ventilation, featuring a custom cross-cut pole piece with a Neodymium cap for increased output and thermal control. Sundown’s signature Mega V2 cone is paired with a five-layer spider, a 3.3” x 80mm aluminum voice coil (dual 1-ohm), and dual tinsel leads per eight-gauge terminal.
SPECIFICATIONS
Re = 2.0333
Fs = 30.0404
Zmax = 33.3616
Qes = 0.3345
Qms = 5.1537
Qts = 0.3141
Le = 4.2364
Diam = 381.0000
Sd = 114009.1866
Vas = 72.2840
BL = 28.6825
Mms = 717.0201
Cms = 39.1469
Sensitivity 1w/1m = 89.4252
Xmax = 35mm
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