{"product_id":"ds18-psw8-4d-8-shallow-mount-water-resistant-subwoofer-400w-rms-dvc-4-ohm","title":"DS18 PSW8.4D 8″ Shallow-Mount Water-Resistant Subwoofer | 400W RMS DVC 4-Ohm","description":"\u003cp\u003e8″ shallow-mount subwoofer featuring a water-resistant design, 400W RMS power handling, and dual 4-ohm voice coils, delivering deep, controlled bass for tight-space and compact car audio installations.\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline; color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003eFeatures:\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli data-pm-slice=\"0 0 []\"\u003eShallow-mount 8” subwoofer designed for tight installations\u003c\/li\u003e\n\u003cli\u003eDual 4-ohm voice coils for flexible system wiring\u003c\/li\u003e\n\u003cli\u003e400W RMS \/ 800W MAX power output\u003c\/li\u003e\n\u003cli\u003eWater-resistant paper cone with aluminum reinforcement\u003c\/li\u003e\n\u003cli\u003e3.5” mounting depth ideal for compact enclosures\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eSpecifications:\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv class=\"text-with-icons__item technicalDataLoop\"\u003e\n\u003cdiv class=\"text-with-icons__content-wrapper\"\u003e\n\u003cp\u003e\u003cstrong\u003eNominal Diameter\u003cbr\u003e\u003c\/strong\u003e8\" \/ 203mm\u003cbr\u003e\u003cstrong\u003eNominal Impedance\u003cbr\u003e\u003c\/strong\u003e4 + 4 Ohms\u003cbr\u003e\u003cstrong\u003eRMS Power Handling\u003cbr\u003e\u003c\/strong\u003e400W\u003cbr\u003e\u003cstrong\u003eMAX Power Handling\u003cbr\u003e\u003c\/strong\u003e800W\u003cbr\u003e\u003cstrong\u003eSensitivity (1W\/1M)\u003cbr\u003e\u003c\/strong\u003e81 dB\u003cbr\u003e\u003cstrong\u003eFrequency Response\u003cbr\u003e\u003c\/strong\u003e20-300 Hz\u003cbr\u003e\u003cstrong\u003eRecommended Low-Pass Crossover\u003cbr\u003e\u003c\/strong\u003e100 Hz\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003eUPC\u003c\/strong\u003e\u003c\/span\u003e: 810199441184\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\"\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eMotor\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eVoice Coil Diameter\u003cbr\u003e\u003c\/strong\u003e2\" \/ 50.8mm\u003cbr\u003e\u003cstrong\u003eVoice Coil Former Material\u003cbr\u003e\u003c\/strong\u003eAluminum\u003cbr\u003e\u003cstrong\u003eWinding Material\u003cbr\u003e\u003c\/strong\u003eCopper\u003cbr\u003e\u003cstrong\u003eCone Material\u003cbr\u003e\u003c\/strong\u003eWater-resistant paper with aluminum reinforcement\u003cbr\u003e\u003cstrong\u003eSurround Material\u003cbr\u003e\u003c\/strong\u003eRubber\u003cbr\u003e\u003cstrong\u003eMagnet Material\u003cbr\u003e\u003c\/strong\u003eFerrite\u003cbr\u003e\u003cstrong\u003eMagnet Weight\u003cbr\u003e\u003c\/strong\u003e38 oz\u003cbr\u003e\u003cstrong\u003eDisplacement Volume\u003cbr\u003e\u003c\/strong\u003e0.5 L \/ 0.017 ft3\u003cbr\u003e\u003cstrong\u003eBasket Material\u003cbr\u003e\u003c\/strong\u003eSteel\u003cbr\u003e\u003cstrong\u003eBasket Finish\u003cbr\u003e\u003c\/strong\u003eMatte Black\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\"\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eThiele \u0026amp; Small Parameters\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eEquivalent Volume (Vas)\u003cbr\u003e\u003c\/strong\u003e9.38 L \/ 0.33 ft3\u003cbr\u003e\u003cstrong\u003eExcursion (Xmax, one way)\u003cbr\u003e\u003c\/strong\u003e8.5 mm\u003cbr\u003e\u003cstrong\u003eFree Air Resonance (Fs)\u003cbr\u003e\u003c\/strong\u003e42 Hz\u003cbr\u003e\u003cstrong\u003eMechanical Factor (Qms)\u003cbr\u003e\u003c\/strong\u003e4.08\u003cbr\u003e\u003cstrong\u003eElectrical Factor (Qes)\u003cbr\u003e\u003c\/strong\u003e1.06\u003cbr\u003e\u003cstrong\u003eTotal Factor (Qts)\u003cbr\u003e\u003c\/strong\u003e0.84\u003cbr\u003e\u003cstrong\u003eMoving Mass (Mms)\u003cbr\u003e\u003c\/strong\u003e98.43 g\u003cbr\u003e\u003cstrong\u003eCompliance (Cms)\u003cbr\u003e\u003c\/strong\u003e141.08 mm\/N\u003cbr\u003e\u003cstrong\u003eBL Factor\u003cbr\u003e\u003c\/strong\u003e12.61\u003cbr\u003e\u003cstrong\u003eVoice Coil Inductance (Le)\u003cbr\u003e\u003c\/strong\u003e1.83 mH\u003cbr\u003e\u003cstrong\u003eDiaphragm Area (Sd)\u003cbr\u003e\u003c\/strong\u003e216 cm2\u003cbr\u003e\u003cstrong\u003eDC Resistance (Re)\u003cbr\u003e\u003c\/strong\u003e3.2 + 3.2 Ohms\u003cbr\u003e\u003cstrong\u003eEfficiency Bandwidth Product (EBP)\u003cbr\u003e\u003c\/strong\u003e39.6\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\"\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eRecommended Enclosure\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSealed Internal Volume Range\u003cbr\u003e\u003c\/strong\u003e10?37 L \/ 0.35?1.3 ft3\u003cbr\u003e\u003cstrong\u003eSealed Box Output Response (F3)\u003cbr\u003e\u003c\/strong\u003e43-38 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\"\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eMeasurement\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eOverall Diameter\u003cbr\u003e\u003c\/strong\u003e8.6\" \/ 220mm\u003cbr\u003e\u003cstrong\u003eOverall Depth\u003cbr\u003e\u003c\/strong\u003e4\" \/ 102mm\u003cbr\u003e\u003cstrong\u003eFront Mount Baffle Cutout\u003cbr\u003e\u003c\/strong\u003e7.5\" \/ 191mm\u003cbr\u003e\u003cstrong\u003eMounting Depth\u003cbr\u003e\u003c\/strong\u003e3.5\" \/ 90mm\u003cbr\u003e\u003cstrong\u003eMotor Diameter\u003cbr\u003e\u003c\/strong\u003e5.27\" \/ 134mm\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"DS18","offers":[{"title":"Default Title","offer_id":50957947011367,"sku":"DS-PSW8.4D","price":124.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0836\/8075\/6007\/files\/PSW8.4D-2000x2000_700x_ef66457a-5edc-4739-97ab-0f45e96bd2dd.jpg?v=1769037667","url":"https:\/\/eliteautogear.com\/products\/ds18-psw8-4d-8-shallow-mount-water-resistant-subwoofer-400w-rms-dvc-4-ohm","provider":"Elite Auto Gear","version":"1.0","type":"link"}