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Sundown Audio SA-Series v.2 18" Subwoofer

$499.99 USD
$499.99 USD
Sale Sold out
Shipping calculated at checkout.

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Full Manufacturer Warranty On All Products

Impedance: D4
  • Multiple Financing Options
  • Expert Support Before and After Purchase
  • Free Shipping On Orders $75+
  • Full Warranty On Every Product

About the Product

  • RMS 1000 watts
  • Dual 2 or 4 ohm voice coils
  • Vented magnetic gap
  • Aluminum 2.75” voice coil former for superior heat dissipation
  • Innovative high-velocity vented frame spacer ring
  • Large aluminum Faraday ring for smooth acoustic response
  • Patented high-strength cast aluminum frame
  • High-temperature voice coil wire
  • Spring-loaded terminals
  • Stitched-on double “XL” tinsel lead wires
A top-down improvement from previous models, the SA 18-inch sub features the largest motor in the series, now delivering over 35mm of mechanical excursion. The 2.75” coil punches way above its weight, outperforming most 3” coils without adding mass. The motor also features a large magnet shorting ring (faraday ring) to reduce distortion and deliver smoother response across the entire acoustic spectrum. The motor and coil setup is mated to an extremely robust double-layer spider with fully tied-on & doubled-up “XL” tinsel leads. A competition-grade paper cone and a strong foam surround were used to complete this masterpiece.

Specifications

T/S SPECS SAV2 18″ D2 SAV2 18″ D4
RE (Ohms) 3.97 6.06
FS (Hz) 29.051 31.868
VAS (L) 114.234 106.964
Qes 0.424 0.458
Qms 3.052 2.853
Qts 0.372 0.395
Le (mH) 3.6326 4.7903
BL (NA) 32.523 38.159
Mms (Grams) 619.174 549.519
Cms (uM/N) 48.474 45.389
Sens (dB @ 1w/1m) 90.1 90.7

Enclosure Specifications

Sealed Enclosure 3.5 cu ft
Ported Enclosure 4.5 cu ft
Recommended Tuning 35Hz
Recommended Port Area 64 sq in
Displacement 0.2 cu ft
Depth 10.125"
Outside Diameter 18.62"
Cut-Out 16.69″
Physical Dimensions Download

Enclosure Designs

.Zip File

Free shipping is available in the continental United States, excluding Hawaii and Alaska.

International shipping is available and calculated at checkout.

All orders will receive tracking once shipped through USPS, Fedex, UPS, and DHL.

Return for refund within: 30 days

Return for replacement within: 30 days

Standard Return Policy Overview

You may return merchandise purchased from Showtime Electronics for a refund or a replacement, provided that the procedures and requirements are followed. All returns require a return merchandise authorization (RMA) number. An RMA number must be issued within 30 calendar days after the date of purchase. An RMA number is valid for 14 calendar days after it is issued. Once you log in to your user account, you will be able to Request and RMA. In addition, you can also request an RMA at the bottom of our homepage. If you have any issues, please email us at sales@showtimeelectronics.com

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