{"product_id":"down4sound-tcx-15-subwoofer-2700w-rms","title":"Down4Sound TCX 15\" Subwoofer 2700W RMS","description":"\u003cp\u003e\u003cstrong\u003eThe DOWN4SOUND TCX 15” Subwoofer D2\u003c\/strong\u003e is engineered for high-performance bass with long-lasting durability. Whether you’re building a street banger or a full demo wall, the TCX-15 D2 delivers aggressive output with clean, deep low-frequency response.\u003c\/p\u003e \u003cp\u003eWith a true \u003cstrong\u003e2700W RMS\u003c\/strong\u003e rating, a \u003cstrong\u003e3-inch 8-layer flat aluminum voice coil\u003c\/strong\u003e, \u003cstrong\u003ecarbon fiber cone\u003c\/strong\u003e, and a massive \u003cstrong\u003e5-stack Y35 ferrite motor\u003c\/strong\u003e, this subwoofer delivers the perfect balance of power, control, and precision. A vented backplate, rear gap venting, and dual flared pole vents keep the coil running cool even during sustained high-power use.\u003c\/p\u003e \u003chr\u003e \u003ch2\u003eKey Features\u003c\/h2\u003e \u003cul\u003e \u003cli\u003e2700W RMS power handling\u003c\/li\u003e \u003cli\u003eDual 2-ohm voice coil (D2)\u003c\/li\u003e \u003cli\u003e3-inch 8-layer flat aluminum voice coil\u003c\/li\u003e \u003cli\u003eCarbon fiber cone\u003c\/li\u003e \u003cli\u003e~39 mm one-way Xmax\u003c\/li\u003e \u003cli\u003e5-stack Y35 heavy-duty motor\u003c\/li\u003e \u003cli\u003eStitched high-roll surround\u003c\/li\u003e \u003cli\u003eTriple-spider suspension\u003c\/li\u003e \u003cli\u003eRear gap and fully vented motor \u0026amp; backplate for cooling\u003c\/li\u003e \u003c\/ul\u003e \u003chr\u003e \u003cp\u003e\u003cstrong\u003eTechnical Specifications (T\/S Parameters)\u003c\/strong\u003e\u003c\/p\u003e \u003cul\u003e \u003cli\u003eResonance Frequency (Fs): 28.9 Hz\u003c\/li\u003e \u003cli\u003eQms (Mechanical Q): 4.91\u003c\/li\u003e \u003cli\u003eQes (Electrical Q): 0.50\u003c\/li\u003e \u003cli\u003eQts (Total Q): 0.46\u003c\/li\u003e \u003cli\u003eTotal Moving Mass (Mms): ~608.7 g\u003c\/li\u003e \u003cli\u003eSuspension Compliance (Cms): ~49.8 μm\/N\u003c\/li\u003e \u003cli\u003eEquivalent Volume (Vas): ~37.7 L\u003c\/li\u003e \u003cli\u003eSensitivity (SPL): 84.3 dB @ 1W \/ 90.5 dB @ 2.83V\u003c\/li\u003e \u003cli\u003eXmax: ~39 mm (one-way)\u003c\/li\u003e \u003cli\u003eDriver Displacement: ~0.22 cu ft\u003c\/li\u003e \u003c\/ul\u003e \u003chr\u003e \u003ch2\u003eEngineering and Construction\u003c\/h2\u003e \u003cul\u003e \u003cli\u003eExtended pole piece for clean, linear throw\u003c\/li\u003e \u003cli\u003eDual flared pole vents for reduced turbulence\u003c\/li\u003e \u003cli\u003eRear gap and motor venting for improved thermal regulation\u003c\/li\u003e \u003cli\u003ePrecision-wound 3″ 8-layer flat aluminum voice coil (bifilar) on a 0.3 mm anodized aluminum former\u003c\/li\u003e \u003cli\u003eCarbon fiber cone for rigidity and reduced flex\u003c\/li\u003e \u003cli\u003eBuilt to survive high power, long sessions, and real-world abuse\u003c\/li\u003e \u003c\/ul\u003e \u003chr\u003e \u003ch2\u003eRecommended Enclosure\u003c\/h2\u003e \u003cul\u003e \u003cli\u003ePorted: 3.25 – 4.0 cu ft\u003c\/li\u003e \u003cli\u003eRecommended Tuning: 30–32 Hz\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003eOptimized for deep, aggressive low-frequency output\u003c\/p\u003e \u003chr\u003e \u003cp\u003e\u003cstrong\u003ePhysical Dimensions (Key Installation Specs)\u003c\/strong\u003e\u003c\/p\u003e \u003cul\u003e \u003cli\u003eMounting Cutout Diameter (Through Cut): 14.25 in (361.95 mm)\u003c\/li\u003e \u003cli\u003eOverall Cutout Diameter (Flush-Mount Recess): 15.39 in (391 mm)\u003c\/li\u003e \u003cli\u003eMounting Depth: 13.50 in (342.9 mm)\u003c\/li\u003e \u003cli\u003eMotor Diameter: 9.45 in (240 mm)\u003c\/li\u003e \u003cli\u003eNet Weight: 101.41 lb\u003c\/li\u003e \u003cli\u003eGross Weight: 109.35 lb\u003c\/li\u003e \u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eAuthorized Down4Sound dealer at JS Ultimate Sounds. Free shipping on orders $99+.\u003c\/strong\u003e\u003c\/p\u003e","brand":"Down4Sound","offers":[{"title":"D2","offer_id":66828343836717,"sku":"TCX15D2","price":949.99,"currency_code":"USD","in_stock":true},{"title":"D1","offer_id":66828343869485,"sku":"TCX15D1","price":949.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0755\/8096\/4909\/files\/down4sound-tcx-15-subwoofer-2700w-rms-w_3203e8cf-d927-4d64-a9a4-e2c41a82695e.jpg?v=1782676872","url":"https:\/\/www.jsultimatesounds.com\/products\/down4sound-tcx-15-subwoofer-2700w-rms","provider":"JS Ultimate Sounds","version":"1.0","type":"link"}