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Woofersetc.com your
online car audio superstore

Brand New!

NS-18 V.5 D2 - Sundown Audio 18" 2500W RMS Dual 2-Ohm Nightshade Series Subwoofer

 Features & Specifications:

  • The NS v.5 is the absolute top-tier driver in Sundown's "ultra-high excursion" sub-woofer lineup with a 3” coil. All models (10,12,15,18) feature our custom tooled and patented frames (US Patent Numbers D691596, D691597, D691598, and D741841). Our proprietary frames allow 4” or more of peak-to-peak mechanical excursion.

    From here the NS (Nightshade) line diverges dramatically from our other lines. The motor is based on our patented S.A.I.N.T. (Sundown Audio Intelligent Neodymium Technology) Design (US Patent Numbers US10382874B2 and USD791740S1). As of the release of the NS v.4/v.5 series these are the only products in our line to utilize this all new and proprietary design.

    The Nightshade v.5 features an enormous 45mm (1.77”) magnetic gap to ensure the coil is always under control. This motor drives a 3" diameter 8-Layer Flat Wire Aluminum Coil with an extremely long winding (3.15” long) wound on a thick aluminum former to incredible levels of excursion.

    Power Handling: 3000 Watts RMS
    Xmax = 40mm one-way by 70% BL
    Patented S.A.I.N.T. Motor Design – Sundown Exclusive
    Radially vented magnetic gap
    Spring Loaded Terminals
    Solid Pole-Piece with Four Vent Channels
    Innovative high-velocity cast-aluminum vented frame spacer ring
    Thermally conductive, Aluminum top-gap plate
    Black aluminum 3 inch 8-layer voice coil
    Mega-Roll v.2 surround
    Custom tooled basket
    Large aluminum Faraday (shorting) Ring (over 2 lbs)
    Stitched-On XL Tinsel Leads to prevent fatigue and failure
    Custom-tooled ultra-linear spider packs

    Weight: 73LB

     

    T/S SPECSNS V.5 18″ D1  NS V.5 18″ D2
    RE (Ohms) 1.9109 3.6205
    FS (Hz) 28.8828 28.7908
    VAS (L) 91.1940 89.5686
    Qes 0.4748 0.4467
    Qms 6.0933 6.2442
    Qts 0.4405 0.4169
    Le (mH) 1.6927 3.3017
    BL (NA) 21.1900 30.3917
    Mms (Grams) 614.8071 629.9743
    Cms (uM/N) 49.3880 48.5078
    Sens (dB @ 1w/1m) 88.4011 88.5465

     

    Box Recommendations:

    Sealed: N/A
    Ported: 7.00 cu. ft.
    Displacement: TBA
    Depth: 12.75
    Outside Diameter: 18.42 in
    Cutout Diameter: 16.69 in
    Recommended Tuning: 32 Hz
    Recommended Port Area: 112 sq. in


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 Warranty:


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