{"product_id":"ds18-exl-tr12-4d-12-dual-stack-subwoofer-1500w-rms","title":"DS18 EXL-TR12.4D 12\" Dual Stack Subwoofer 1500W RMS","description":"\u003cp\u003eEXL-TR12.4D 12” Subwoofer Dual Stack with Reinforced Cone\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e12\" Subwoofer\u003c\/li\u003e\n\u003cli\u003eMAX Power: 3000 Watts\u003c\/li\u003e\n\u003cli\u003eRMS Power: 1500 Watts\u003c\/li\u003e\n\u003cli\u003eImpedance: 4 OHM DVC ~ 82dB\u003c\/li\u003e\n\u003cli\u003eDual Stacked Ferrite Magnets\u003c\/li\u003e\n\u003cli\u003eImproved Heat Dissipation ~ Reinforced Cone\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv class=\"text-with-icons__item technicalDataLoop\"\u003e\n\u003cdiv class=\"text-with-icons__content-wrapper\"\u003e\n\u003cp class=\"heading heading--small red\"\u003eSPECS\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSKU\u003cbr\u003e\u003c\/strong\u003eEXL-TR12.4D\u003cbr\u003e\u003cstrong\u003eNominal Diameter\u003cbr\u003e\u003c\/strong\u003e12\" \/ 305mm\u003cbr\u003e\u003cstrong\u003eNominal Impedance\u003cbr\u003e\u003c\/strong\u003e4+4 ohms\u003cbr\u003e\u003cstrong\u003eRMS Power Handling\u003cbr\u003e\u003c\/strong\u003e1500W\u003cbr\u003e\u003cstrong\u003eMAX Power Handling\u003cbr\u003e\u003c\/strong\u003e3000W\u003cbr\u003e\u003cstrong\u003eSensitivity (1w\/1m)\u003cbr\u003e\u003c\/strong\u003e82dB\u003cbr\u003e\u003cstrong\u003eFrequency Response\u003cbr\u003e\u003c\/strong\u003e10-500 Hz\u003cbr\u003e\u003cstrong\u003eRecommended Lo Pass Crossover\u003cbr\u003e\u003c\/strong\u003e120 Hz\u003cbr\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"text-with-icons__item technicalDataLoop\"\u003e\n\u003cdiv class=\"text-with-icons__icon-wrapper\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv class=\"text-with-icons__content-wrapper\"\u003e\n\u003cp class=\"heading heading--small red\"\u003eFeatures\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDemodulating Rings\u003cbr\u003e\u003c\/strong\u003eNo\u003cbr\u003e\u003cstrong\u003eImproved Heat Dissipation\u003cbr\u003e\u003c\/strong\u003eYes\u003cbr\u003e\u003cstrong\u003eCone Shape\u003cbr\u003e\u003c\/strong\u003eCurvilinear\u003cbr\u003e\u003cstrong\u003eSpeaker Terminals\u003cbr\u003e\u003c\/strong\u003ePush 6ga\u003cbr\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"text-with-icons__item technicalDataLoop\"\u003e\n\u003cdiv class=\"text-with-icons__icon-wrapper\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv class=\"text-with-icons__content-wrapper\"\u003e\n\u003cp class=\"heading heading--small red\"\u003eMotor\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eVoice Coil Diameter\u003cbr\u003e\u003c\/strong\u003e3\" \/ 76.5mm\u003cbr\u003e\u003cstrong\u003eVoice Coil Former Material\u003cbr\u003e\u003c\/strong\u003eBlack Aluminum\u003cbr\u003e\u003cstrong\u003eWinding Material\u003cbr\u003e\u003c\/strong\u003eSV\u003cbr\u003e\u003cstrong\u003eCone Material\u003cbr\u003e\u003c\/strong\u003eNon-Pressed Paper + Epoxy Coating\u003cbr\u003e\u003cstrong\u003eDust Cap Material\u003cbr\u003e\u003c\/strong\u003ePPI\u003cbr\u003e\u003cstrong\u003eSurround Material\u003cbr\u003e\u003c\/strong\u003eFoam\u003cbr\u003e\u003cstrong\u003eSpider Diameter\u003cbr\u003e\u003c\/strong\u003e8.5\" \/ 215mm\u003cbr\u003e\u003cstrong\u003eLeads Connection Type\u003cbr\u003e\u003c\/strong\u003eCrossed Spider\u003cbr\u003e\u003cstrong\u003eBasket Material\u003cbr\u003e\u003c\/strong\u003eAluminum\u003cbr\u003e\u003cstrong\u003eBasket Color\/Finish\u003cbr\u003e\u003c\/strong\u003eBlack\u003cbr\u003e\u003cstrong\u003eMagnet Material\u003cbr\u003e\u003c\/strong\u003eFerrite\u003cbr\u003e\u003cstrong\u003eMagnet Weight\u003cbr\u003e\u003c\/strong\u003e2 x 85 Oz (170 Oz)\u003cbr\u003e\u003cstrong\u003eDisplacement Volume\u003cbr\u003e\u003c\/strong\u003e3.2L \/ 0.113ft3\u003cbr\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"text-with-icons__item technicalDataLoop\"\u003e\n\u003cdiv class=\"text-with-icons__icon-wrapper\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv class=\"text-with-icons__content-wrapper\"\u003e\n\u003cp class=\"heading heading--small red\"\u003eThiele \u0026amp; Small Parameters\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eEquivalent Volume Vas\u003cbr\u003e\u003c\/strong\u003e12.36L \/ 0.436ft3\u003cbr\u003e\u003cstrong\u003eExcursion (one way) Xmax\u003cbr\u003e\u003c\/strong\u003e17.5 mm\u003cbr\u003e\u003cstrong\u003eFree Air Resonance Fs\u003cbr\u003e\u003c\/strong\u003e45 Hz\u003cbr\u003e\u003cstrong\u003eMechanical Factor Qms\u003cbr\u003e\u003c\/strong\u003e5.839\u003cbr\u003e\u003cstrong\u003eElectrical Factor Qes\u003cbr\u003e\u003c\/strong\u003e1.254\u003cbr\u003e\u003cstrong\u003eTotal Factor Qts\u003cbr\u003e\u003c\/strong\u003e1.032\u003cbr\u003e\u003cstrong\u003eMoving Mass Mms\u003cbr\u003e\u003c\/strong\u003e385.777g\u003cbr\u003e\u003cstrong\u003eCompliance Cms\u003cbr\u003e\u003c\/strong\u003e30.891u m\/N\u003cbr\u003e\u003cstrong\u003eBl Factor BI\u003cbr\u003e\u003c\/strong\u003e25.684\u003cbr\u003e\u003cstrong\u003eVoice Coil Inductance Le\u003cbr\u003e\u003c\/strong\u003e6.03mH\u003cbr\u003e\u003cstrong\u003eDiaphragm Area Sd\u003cbr\u003e\u003c\/strong\u003e530.929 cm?\u003cbr\u003e\u003cstrong\u003eDc Resistance Re\u003cbr\u003e\u003c\/strong\u003e3.7+3.7 ohms\u003cbr\u003e\u003cstrong\u003eEfficiency Bandwidth Product EBP\u003cbr\u003e\u003c\/strong\u003e65\u003cbr\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"text-with-icons__item technicalDataLoop\"\u003e\n\u003cdiv class=\"text-with-icons__icon-wrapper\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv class=\"text-with-icons__content-wrapper\"\u003e\n\u003cp class=\"heading heading--small red\"\u003eRecommended Enclosures\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSealed Internal Volume\u003cbr\u003e\u003c\/strong\u003e17L \/ 0.6ft3\u003cbr\u003e\u003cstrong\u003eSealed Box Output Response\u003cbr\u003e\u003c\/strong\u003e41Hz\u003cbr\u003e\u003cstrong\u003ePorted Internal Volume\u003cbr\u003e\u003c\/strong\u003e42.5L \/ 1.5ft3\u003cbr\u003e\u003cstrong\u003ePort Size *Square (WxHxLong)\u003cbr\u003e\u003c\/strong\u003e1.52\"x12.28\"x31.82\" \/ 38.5x312x808.2mm\u003cbr\u003e\u003cstrong\u003ePort Tuning Frequency\u003cbr\u003e\u003c\/strong\u003e30Hz\u003cbr\u003e\u003cstrong\u003ePorted Box Output Response\u003cbr\u003e\u003c\/strong\u003e25Hz\u003cbr\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"text-with-icons__item technicalDataLoop\"\u003e\n\u003cdiv class=\"text-with-icons__icon-wrapper\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv class=\"text-with-icons__content-wrapper\"\u003e\n\u003cp class=\"heading heading--small red\"\u003eMeasurement\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eOverall Diameter\u003cbr\u003e\u003c\/strong\u003e12.5\" \/ 319mm\u003cbr\u003e\u003cstrong\u003eOverall Depth\u003cbr\u003e\u003c\/strong\u003e9\" \/ 230mm\u003cbr\u003e\u003cstrong\u003eFront Mount Baffle Cutout\u003cbr\u003e\u003c\/strong\u003e11.1\" \/ 282mm\u003cbr\u003e\u003cstrong\u003eMounting Depth\u003cbr\u003e\u003c\/strong\u003e7.6\" \/ 193mm\u003cbr\u003e\u003cstrong\u003eMotor Diameter\u003cbr\u003e\u003c\/strong\u003e7.5\" \/ 191mm\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"DS18","offers":[{"title":"Default Title","offer_id":46650779271409,"sku":"EXL-TR12.4D","price":399.95,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1970\/4963\/files\/exl-tr12.4d.png?v=1751482155","url":"https:\/\/www.factorydirectcaraudio.com\/products\/ds18-exl-tr12-4d-12-dual-stack-subwoofer-1500w-rms","provider":"Factory Direct Car Audio","version":"1.0","type":"link"}