{"product_id":"prv-audio-21sw4000-ndy-2-special-reinforced-21-subwoofer-loudspeaker-reinforced-cone","title":"PRV Audio 21SW4000-NDY-2 – Special Reinforced 21\" SUBWOOFER LOUDSPEAKER - REINFORCED CONE","description":"\u003cdiv class=\"grid productView\" itemscope=\"\" itemtype=\"http:\/\/schema.org\/Product\"\u003e\n\u003cdiv class=\"product-description rte\" itemprop=\"description\"\u003e\n\u003cdiv class=\"tbox\"\u003e\n\u003cp class=\"has-normal-font-size\" data-mce-fragment=\"1\"\u003eA special reinforced model for car audio application.\u003cbr data-mce-fragment=\"1\"\u003eThe new 21SW4000-NDY-2 is an advanced, high-strength Neodymium subwoofer driver featuring a 5.3” inside\/outside copper coil with an unique dual forced design ventilation system. This combination deliveries 2000 Watts RMS power handling and a minimum weight of 30.2 lbs. making this subwoofer an unique product in his category.\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003eThe combination of special treated carbon fiber loaded cone assembly, large triple roll surround and a double silicon spider gives the 21SW4000-NDY-2 remarkable strength and excursion control under its large 15 mm Xmax, 72 mm peak-to-peak excursion before damage.\u003cbr data-mce-fragment=\"1\"\u003eFeaturing a 2 ohms voice coil and unmatchable low frequency output with a fully optimized T-pole design, this 21” subwoofer creates a whole new category on its class!\u003c\/p\u003e\n\u003cstrong data-mce-fragment=\"1\"\u003eHighlights\u003c\/strong\u003e\n\u003cul data-mce-fragment=\"1\"\u003e\n\u003cli data-mce-fragment=\"1\"\u003eNominal Impedance: 2 Ohms\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003eRated AES Power Handling (RMS): 2000 Watts\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003eProgram Power: 4000 Watts\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003eSensitivity (1W\/1m): 97 dB\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003eVoice Coil Diameter: 5.3″\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cspan class=\"accordion-item-active\" data-mce-fragment=\"1\"\u003e\u003cspan class=\"accordion-content woocommerce-Tabs-panel entry-content\" data-mce-fragment=\"1\"\u003e\u003cspan class=\"wp-container-9 wp-block-columns has-2-columns\" data-mce-fragment=\"1\"\u003e\u003cspan class=\"wp-container-8 wp-block-column\" data-mce-fragment=\"1\"\u003e\u003cspan class=\"accordion-item-active\"\u003e\u003cspan class=\"accordion-header accordion-header-active\"\u003e\u003cspan id=\"tab-title-description\" class=\"accordion-item-active\" data-mce-fragment=\"1\"\u003e\u003cspan id=\"tab-description\" class=\"accordion-content woocommerce-Tabs-panel entry-content\" data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e \u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003cspan class=\"accordion-header accordion-header-active\" data-mce-fragment=\"1\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\n\u003ch1 class=\"technical-details_tab\" data-mce-fragment=\"1\"\u003eTechnical Details\u003c\/h1\u003e\n\u003cspan class=\"accordion-item-active\" data-mce-fragment=\"1\"\u003e\u003cspan class=\"accordion-content woocommerce-Tabs-panel entry-content\" data-mce-fragment=\"1\"\u003e\u003cspan class=\"wp-container-9 wp-block-columns has-2-columns\" data-mce-fragment=\"1\"\u003e\u003cspan class=\"wp-container-8 wp-block-column\" data-mce-fragment=\"1\"\u003e\u003cspan class=\"accordion-item-active\"\u003e\u003cspan class=\"accordion-header accordion-header-active\"\u003e\u003cspan class=\"accordion-header accordion-header-active\" data-mce-fragment=\"1\"\u003e\u003cspan class=\"accordion-header-icon accordion-header-icon-active\" data-mce-fragment=\"1\"\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\n\u003ch4 data-mce-fragment=\"1\"\u003eGENERAL SPECIFICATIONS\u003c\/h4\u003e\n\u003ctable class=\"wp-block-table is-style-stripes\" data-mce-fragment=\"1\"\u003e\n\u003ctbody data-mce-fragment=\"1\"\u003e\n\u003ctr data-mce-fragment=\"1\"\u003e\n\u003ctd data-mce-fragment=\"1\"\u003e\u003cstrong data-mce-fragment=\"1\"\u003eNominal Diameter\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd data-mce-fragment=\"1\"\u003e21″ (553 mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-mce-fragment=\"1\"\u003e\n\u003ctd data-mce-fragment=\"1\"\u003e\u003cstrong data-mce-fragment=\"1\"\u003eNominal impedance\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd data-mce-fragment=\"1\"\u003e2 Ohms\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-mce-fragment=\"1\"\u003e\n\u003ctd data-mce-fragment=\"1\"\u003e\u003cstrong data-mce-fragment=\"1\"\u003eRated AES Power Handling (RMS)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd data-mce-fragment=\"1\"\u003e\u003cstrong data-mce-fragment=\"1\"\u003e2000 Watts\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-mce-fragment=\"1\"\u003e\n\u003ctd data-mce-fragment=\"1\"\u003e\u003cstrong data-mce-fragment=\"1\"\u003eProgram Power\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd data-mce-fragment=\"1\"\u003e4000 Watts\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-mce-fragment=\"1\"\u003e\n\u003ctd data-mce-fragment=\"1\"\u003e\u003cstrong data-mce-fragment=\"1\"\u003eSensitivity 1.41V at 1m\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd data-mce-fragment=\"1\"\u003e\u003cstrong data-mce-fragment=\"1\"\u003e97 dB\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-mce-fragment=\"1\"\u003e\n\u003ctd data-mce-fragment=\"1\"\u003e\n\u003cstrong data-mce-fragment=\"1\"\u003eRecommended Hi Pass Crossover**\u003c\/strong\u003e\u003cbr data-mce-fragment=\"1\"\u003e**For Full Power Handling\u003c\/td\u003e\n\u003ctd data-mce-fragment=\"1\"\u003e\n\u003cstrong data-mce-fragment=\"1\"\u003e45 Hz**\u003c\/strong\u003e\u003cbr data-mce-fragment=\"1\"\u003e**12db Per Octave Crossover\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-mce-fragment=\"1\"\u003e\n\u003ctd data-mce-fragment=\"1\"\u003e\u003cstrong data-mce-fragment=\"1\"\u003eFrequency Response at -10dB\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd data-mce-fragment=\"1\"\u003e\u003cstrong data-mce-fragment=\"1\"\u003e35 – 1,200 Hz\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-mce-fragment=\"1\"\u003e\n\u003ctd data-mce-fragment=\"1\"\u003e\u003cstrong data-mce-fragment=\"1\"\u003eVoice Coil Diameter\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd data-mce-fragment=\"1\"\u003e5.3″ (135 mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-mce-fragment=\"1\"\u003e\n\u003ctd data-mce-fragment=\"1\"\u003e\u003cstrong data-mce-fragment=\"1\"\u003eVoice Coil Wire\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd data-mce-fragment=\"1\"\u003eCopper\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-mce-fragment=\"1\"\u003e\n\u003ctd data-mce-fragment=\"1\"\u003e\u003cstrong data-mce-fragment=\"1\"\u003eVoice Coil Winding Depth\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd data-mce-fragment=\"1\"\u003e39.0 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-mce-fragment=\"1\"\u003e\n\u003ctd data-mce-fragment=\"1\"\u003e\u003cstrong data-mce-fragment=\"1\"\u003eFormer Material\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd data-mce-fragment=\"1\"\u003eGlass Fiber\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-mce-fragment=\"1\"\u003e\n\u003ctd data-mce-fragment=\"1\"\u003e\u003cstrong data-mce-fragment=\"1\"\u003eMagnetic Gap Depth\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd data-mce-fragment=\"1\"\u003e18.0 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-mce-fragment=\"1\"\u003e\n\u003ctd data-mce-fragment=\"1\"\u003e\u003cstrong data-mce-fragment=\"1\"\u003eFrame Material\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd data-mce-fragment=\"1\"\u003eDie Cast Aluminum\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cfigure class=\"wp-block-image\" data-mce-fragment=\"1\"\u003e\u003cbr\u003e\u003c\/figure\u003e\nTHIELE-SMALL PARAMETERS\n\u003ctable class=\"wp-block-table is-style-stripes\" width=\"499\" data-mce-fragment=\"1\"\u003e\n\u003ctbody data-mce-fragment=\"1\"\u003e\n\u003ctr data-mce-fragment=\"1\"\u003e\n\u003ctd width=\"50%\" data-mce-fragment=\"1\"\u003e\u003cstrong data-mce-fragment=\"1\"\u003eEquivalent Volume\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd width=\"25%\" data-mce-fragment=\"1\"\u003eVas\u003c\/td\u003e\n\u003ctd width=\"25%\" data-mce-fragment=\"1\"\u003e284.7 l\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-mce-fragment=\"1\"\u003e\n\u003ctd data-mce-fragment=\"1\"\u003e\u003cstrong data-mce-fragment=\"1\"\u003eExcursion (mathematical)***\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd data-mce-fragment=\"1\"\u003eXmax\u003c\/td\u003e\n\u003ctd data-mce-fragment=\"1\"\u003e15.00 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-mce-fragment=\"1\"\u003e\n\u003ctd data-mce-fragment=\"1\"\u003e\u003cstrong data-mce-fragment=\"1\"\u003eFree Air Resonance\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd data-mce-fragment=\"1\"\u003eFs\u003c\/td\u003e\n\u003ctd data-mce-fragment=\"1\"\u003e30.8 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-mce-fragment=\"1\"\u003e\n\u003ctd data-mce-fragment=\"1\"\u003e\u003cstrong data-mce-fragment=\"1\"\u003eMechanical Factor\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd data-mce-fragment=\"1\"\u003eQms\u003c\/td\u003e\n\u003ctd data-mce-fragment=\"1\"\u003e12.33\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-mce-fragment=\"1\"\u003e\n\u003ctd data-mce-fragment=\"1\"\u003e\u003cstrong data-mce-fragment=\"1\"\u003eElectrical Factor\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd data-mce-fragment=\"1\"\u003eQes\u003c\/td\u003e\n\u003ctd data-mce-fragment=\"1\"\u003e0.28\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-mce-fragment=\"1\"\u003e\n\u003ctd data-mce-fragment=\"1\"\u003e\u003cstrong data-mce-fragment=\"1\"\u003eTotal Factor\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd data-mce-fragment=\"1\"\u003eQts\u003c\/td\u003e\n\u003ctd data-mce-fragment=\"1\"\u003e0.28\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-mce-fragment=\"1\"\u003e\n\u003ctd data-mce-fragment=\"1\"\u003e\u003cstrong data-mce-fragment=\"1\"\u003eCone Area\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd data-mce-fragment=\"1\"\u003eSd\u003c\/td\u003e\n\u003ctd data-mce-fragment=\"1\"\u003e1924 cm²\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-mce-fragment=\"1\"\u003e\n\u003ctd data-mce-fragment=\"1\"\u003e\u003cstrong data-mce-fragment=\"1\"\u003eMechanical Mass\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd data-mce-fragment=\"1\"\u003eMms\u003c\/td\u003e\n\u003ctd data-mce-fragment=\"1\"\u003e485.0 g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-mce-fragment=\"1\"\u003e\n\u003ctd data-mce-fragment=\"1\"\u003e\u003cstrong data-mce-fragment=\"1\"\u003eBl Factor\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd data-mce-fragment=\"1\"\u003eBl\u003c\/td\u003e\n\u003ctd data-mce-fragment=\"1\"\u003e24.36 Tm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-mce-fragment=\"1\"\u003e\n\u003ctd data-mce-fragment=\"1\"\u003e\u003cstrong data-mce-fragment=\"1\"\u003eDc Resistance\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd data-mce-fragment=\"1\"\u003eRe\u003c\/td\u003e\n\u003ctd data-mce-fragment=\"1\"\u003e1.8 Ohms\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-mce-fragment=\"1\"\u003e\n\u003ctd data-mce-fragment=\"1\"\u003e\u003cstrong data-mce-fragment=\"1\"\u003eInductance\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd data-mce-fragment=\"1\"\u003eLe\u003c\/td\u003e\n\u003ctd data-mce-fragment=\"1\"\u003e1.14 mH at 1 kHz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-mce-fragment=\"1\"\u003e\n\u003ctd data-mce-fragment=\"1\"\u003e\u003cstrong data-mce-fragment=\"1\"\u003eMechanical Mass Without Air\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd data-mce-fragment=\"1\"\u003eMmd\u003c\/td\u003e\n\u003ctd data-mce-fragment=\"1\"\u003e437.2 g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-mce-fragment=\"1\"\u003e\n\u003ctd data-mce-fragment=\"1\"\u003e\u003cstrong data-mce-fragment=\"1\"\u003eMechanical Compliance\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd data-mce-fragment=\"1\"\u003eCms\u003c\/td\u003e\n\u003ctd data-mce-fragment=\"1\"\u003e0.055 mm\/N\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp data-mce-fragment=\"1\"\u003e***Xmax=(Voice coil winding depth-Magnetic Gap depth)\/2+ Mgnetic Gap Depth\/4\u003c\/p\u003e\nEXTRA INFO\u003c\/div\u003e\n\u003cdiv class=\"tbox\"\u003e\n\u003ctable class=\"wp-block-table is-style-stripes\" data-mce-fragment=\"1\"\u003e\n\u003ctbody data-mce-fragment=\"1\"\u003e\n\u003ctr data-mce-fragment=\"1\"\u003e\n\u003ctd data-mce-fragment=\"1\"\u003e\u003cstrong data-mce-fragment=\"1\"\u003eOverall Diameter\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd data-mce-fragment=\"1\"\u003e21.53” (547 mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-mce-fragment=\"1\"\u003e\n\u003ctd data-mce-fragment=\"1\"\u003e\u003cstrong data-mce-fragment=\"1\"\u003eFront Mount Baffle Cutout\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd data-mce-fragment=\"1\"\u003e20.0” (508 mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-mce-fragment=\"1\"\u003e\n\u003ctd data-mce-fragment=\"1\"\u003e\u003cstrong data-mce-fragment=\"1\"\u003eMounting Depth\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd data-mce-fragment=\"1\"\u003e9.64” (245 mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-mce-fragment=\"1\"\u003e\n\u003ctd data-mce-fragment=\"1\"\u003e\u003cstrong data-mce-fragment=\"1\"\u003eOverall Depth\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd data-mce-fragment=\"1\"\u003e10.23” (265 mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-mce-fragment=\"1\"\u003e\n\u003ctd data-mce-fragment=\"1\"\u003e\u003cstrong data-mce-fragment=\"1\"\u003eNet Weight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd data-mce-fragment=\"1\"\u003e30.2 Lbs (13.7 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-mce-fragment=\"1\"\u003e\n\u003ctd data-mce-fragment=\"1\"\u003e\u003cstrong data-mce-fragment=\"1\"\u003eShipping Weight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd data-mce-fragment=\"1\"\u003e35.3 Lbs (16.0 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-mce-fragment=\"1\"\u003e\n\u003ctd data-mce-fragment=\"1\"\u003e\u003cstrong data-mce-fragment=\"1\"\u003eCarton Dimensions W x L x H\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd data-mce-fragment=\"1\"\u003e23.2” x 22.4” x 10.8”\u003cbr data-mce-fragment=\"1\"\u003e(590 x 570 x 275 mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cspan class=\"accordion-item-active\" data-mce-fragment=\"1\"\u003e\u003cspan class=\"accordion-content woocommerce-Tabs-panel entry-content\" data-mce-fragment=\"1\"\u003e\u003cspan class=\"wp-container-9 wp-block-columns has-2-columns\" data-mce-fragment=\"1\"\u003e\u003cspan class=\"wp-container-8 wp-block-column\" data-mce-fragment=\"1\"\u003e\u003cspan class=\"accordion-item-active\" id=\"tab-title-description\"\u003e\u003cspan class=\"accordion-header accordion-header-active\"\u003e\u003cspan id=\"tab-title-technical-details\" class=\"accordion-item-active\" data-mce-fragment=\"1\"\u003e\u003cspan id=\"tab-technical-details\" class=\"accordion-content woocommerce-Tabs-panel entry-content\" data-mce-fragment=\"1\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003cspan class=\"accordion-item-active\"\u003e\u003cspan class=\"accordion-content woocommerce-Tabs-panel entry-content\"\u003e\u003cspan class=\"wp-container-9 wp-block-columns has-2-columns\"\u003e\u003cspan class=\"wp-container-8 wp-block-column\"\u003e\u003cspan class=\"accordion-header accordion-header-active\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"PRV Audio","offers":[{"title":"Default Title","offer_id":42680708333616,"sku":"PRV 21SW4000-NDY-2 REINFOR","price":1199.91,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0629\/7033\/1184\/files\/21SW4000-NDY-2-Main-View.jpg?v=1767221848","url":"https:\/\/fuegobassshop.com\/products\/prv-audio-21sw4000-ndy-2-special-reinforced-21-subwoofer-loudspeaker-reinforced-cone","provider":"Fuego Bass Shop","version":"1.0","type":"link"}