{"product_id":"performance-optimized-wedge-sealed-12-enclosure-powerbass-2xl1240d","title":"Performance Optimized Wedge Sealed 12\" Enclosure | PowerBass 2XL-1240D","description":"\u003cdiv class=\"po-wrap\"\u003e\n\u003cstyle\u003e\n.po-wrap{font-family:'Helvetica Neue',Arial,sans-serif;line-height:1.8;color:#1e293b;max-width:1200px;margin:0 auto;background:#fff}\n.po-hero{background:linear-gradient(135deg,#0f172a 0%,#8b5a2b 100%);padding:60px 40px;text-align:center;color:#fff}\n.po-hero .po-title{font-size:2.6em;font-weight:800;text-transform:uppercase;letter-spacing:2px;margin:0 0 10px 0;color:#fff}\n.po-hero .po-subtitle{font-size:1.2em;font-weight:300;opacity:.9;margin:0 0 30px 0}\n.po-badges{display:flex;justify-content:center;flex-wrap:wrap;gap:12px;margin-top:20px}\n.po-badge{background:rgba(184,115,51,.2);border:1px solid #b87333;color:#d99058;padding:8px 20px;border-radius:20px;font-size:.9em;font-weight:600;letter-spacing:.5px}\n.po-section{padding:50px 40px;border-bottom:1px solid #e2e8f0;background:#fff}\n.po-section:nth-child(even){background:#fef3e7}\n.po-section h2{color:#8b5a2b;font-size:2em;font-weight:700;margin:0 0 20px 0;padding-bottom:12px;border-bottom:3px solid #b87333}\n.po-section h3{color:#0f172a;font-size:1.4em;font-weight:600;margin:30px 0 15px 0}\n.po-section p{font-size:1.05em;color:#334155;margin-bottom:18px}\n.po-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px;margin:30px 0}\n.po-card{background:#fff;border:1px solid #e2e8f0;border-top:4px solid #b87333;padding:25px;border-radius:4px}\n.po-card h4{color:#8b5a2b;font-size:1.15em;font-weight:700;margin:0 0 12px 0;text-transform:uppercase;letter-spacing:1px}\n.po-card p{font-size:.98em;color:#475569;margin:0}\n.po-highlight{background:#fef3e7;border-left:4px solid #b87333;padding:25px 30px;margin:30px 0;border-radius:4px}\n.po-highlight p{color:#1e293b;margin:0;font-size:1.05em}\n.po-cta{background:linear-gradient(135deg,#0f172a 0%,#8b5a2b 100%);padding:60px 40px;text-align:center;color:#fff}\n.po-cta h2{font-size:2.2em;font-weight:700;margin:0 0 20px 0;color:#fff;border:none;padding:0}\n.po-cta p{font-size:1.15em;opacity:.92;max-width:800px;margin:0 auto 20px auto;color:#fff}\n@media (max-width:768px){.po-hero{padding:40px 20px}.po-hero .po-title{font-size:1.8em}.po-section{padding:30px 20px}.po-section h2{font-size:1.6em}.po-grid{grid-template-columns:1fr}.po-cta{padding:40px 20px}.po-cta h2{font-size:1.6em}}\n\u003c\/style\u003e\n\u003cdiv class=\"po-hero\"\u003e\n\u003cp class=\"po-title\"\u003ePerformance Optimized Wedge | PowerBass 2XL-1240D\u003c\/p\u003e\n\u003cp class=\"po-subtitle\"\u003e12\" Sealed Wedge Enclosure | Rear-Firing Trunk-Load Design\u003c\/p\u003e\n\u003cdiv class=\"po-badges\"\u003e\n\u003cspan class=\"po-badge\"\u003e0.75 ft3 Net\u003c\/span\u003e\u003cspan class=\"po-badge\"\u003e0.89 ft3 Gross\u003c\/span\u003e\u003cspan class=\"po-badge\"\u003eQtc 0.60\u003c\/span\u003e\u003cspan class=\"po-badge\"\u003eRear-Firing Wedge\u003c\/span\u003e\u003cspan class=\"po-badge\"\u003e19.77\" x 15\" x 6.84\/12.30\"\u003c\/span\u003e\u003cspan class=\"po-badge\"\u003eBuilt in Tennessee\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-section\"\u003e\n\u003ch2\u003eThe PowerBass 2XL-1240D in a Sealed Wedge\u003c\/h2\u003e\n\u003cp\u003eA 2.5 inch dual 4 ohm voice coil, a woven glass fibre cone with pressed kraft paper reinforcement, an NBR surround, cast aluminium basket and a 450 watt RMS rating. The alignment below is computed from PowerBass's own published Thiele-Small parameters.\u003c\/p\u003e\n\u003cdiv class=\"po-highlight\"\u003e\u003cp\u003e0.75 cubic feet net is PowerBass's published sealed recommendation for the 2XL-1240D, and this cabinet is cut to it exactly. Gross is 0.89 cu ft before the driver's 0.1260 cu ft displacement.\u003c\/p\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-section\"\u003e\n\u003ch2\u003eTrunk-Load Wedge Design Explained\u003c\/h2\u003e\n\u003cp\u003eThe 2XL-1240D mounts on the vertical trunk-lid-side face and fires rearward into the trunk cavity.\u003c\/p\u003e\n\u003cdiv class=\"po-grid\"\u003e\n\u003cdiv class=\"po-card\"\u003e\n\u003ch4\u003eSeat-Side Face Matches Seat Lean\u003c\/h4\u003e\n\u003cp\u003eAngled face matches the roughly 20 degree factory seat lean.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-card\"\u003e\n\u003ch4\u003eTrunk-Lid-Side Face Fires the Woofer\u003c\/h4\u003e\n\u003cp\u003eVertical baffle, cone firing rearward into the trunk cavity.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-card\"\u003e\n\u003ch4\u003eTrunk Cavity Loading\u003c\/h4\u003e\n\u003cp\u003eThe trunk acts as an acoustic extension for a smoother presentation.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-card\"\u003e\n\u003ch4\u003ePreserves Trunk Cargo Space\u003c\/h4\u003e\n\u003cp\u003eThe wedge tucks against the seat back and the space in front stays usable.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-section\"\u003e\n\u003ch2\u003eEngineered for the PowerBass 2XL-1240D\u003c\/h2\u003e\n\u003cp\u003eAt 0.75 cubic feet net the 2XL-1240D runs a system Qtc of \u003cstrong\u003e0.601\u003c\/strong\u003e, a dry, tightly controlled alignment. PowerBass publishes 0.587 for this driver at the same airspace, so the cabinet and the maker agree.\u003c\/p\u003e\n\u003cp\u003eF3 lands at 62.3 Hz anechoic. That is high for a 12 inch, and it is the driver rather than the cabinet: at a Qts of 0.334 the 2XL-1240D is past the knee for sealed loading, so no sealed box gets it much below 61 Hz. Adding volume makes it worse, not better. If you want the deepest sealed 12 inch in this range, the XL-1244 reaches 46.2 Hz.\u003c\/p\u003e\n\u003ch3\u003eAlignment Numbers\u003c\/h3\u003e\n\u003cp\u003eQtc 0.601 · fc 51.6 Hz · F3 62.3 Hz anechoic · Qts 0.334, Vas 47.50 L, Fs 28.7 Hz as published\u003c\/p\u003e\n\u003ch3\u003eMounting Geometry\u003c\/h3\u003e\n\u003cp\u003eVertical baffle CNC cut to 11.0000 in. Driver mounting depth 5.4000 in required. Threaded inserts pressed into the baffle backside at every mounting location.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-section\"\u003e\n\u003ch2\u003ePerformance Series Construction, Driver-Specific Tuning\u003c\/h2\u003e\n\u003cdiv class=\"po-grid\"\u003e\n\u003cdiv class=\"po-card\"\u003e\n\u003ch4\u003eLangboard Elite MDF\u003c\/h4\u003e\n\u003cp\u003ePremium 3\/4 in MDF throughout.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-card\"\u003e\n\u003ch4\u003eV-Groove and Dado Joinery\u003c\/h4\u003e\n\u003cp\u003eCNC cut V-grooves at every panel intersection, sides seated in dados.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-card\"\u003e\n\u003ch4\u003eDouble-Layer 1.5\" Front Baffle\u003c\/h4\u003e\n\u003cp\u003eTwo bonded 3\/4 in MDF sheets at the driver face.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-card\"\u003e\n\u003ch4\u003ePre-Wired Terminal Cup\u003c\/h4\u003e\n\u003cp\u003eProline X ABS and carbon fiber composite, 12 gauge OFC pre-wired to the driver position.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-section\"\u003e\n\u003ch2\u003eWiring the PowerBass 2XL-1240D to Your Amplifier\u003c\/h2\u003e\n\u003cp\u003eDual 4 ohm coils give \u003cstrong\u003e8 ohms in series or 2 ohms in parallel\u003c\/strong\u003e on a single driver. Two ohms is the usual choice.\u003c\/p\u003e\n\u003cp\u003ePower handling is 450 watts RMS. Aim for roughly 315 to 450 watts at the final wired impedance.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-section\"\u003e\n\u003ch2\u003eBuilt in Tennessee, Backed by Audio Intensity\u003c\/h2\u003e\n\u003cp\u003eCut and assembled in Tullahoma, Tennessee on our own CNC equipment. Finished in plush black carpet. 1 year limited warranty. Enclosure only, the PowerBass 2XL-1240D driver is purchased separately. Call or text 931-563-5151.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"po-cta\"\u003e\n\u003ch2\u003ePowerBass 2XL-1240D: Cut to PowerBass's Own Airspace\u003c\/h2\u003e\n\u003cp\u003e0.75 cubic feet net at Qtc 0.60, F3 62.3 Hz, built to order in Tennessee.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Proline X","offers":[{"title":"Black","offer_id":44607109627993,"sku":"PO 12-S W 2XL1240D BB","price":299.99,"currency_code":"USD","in_stock":true},{"title":"None","offer_id":44607110938713,"sku":"PO 12-S W 2XL1240D B","price":279.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0689\/1389\/files\/proline-x-micro-series-dual-15-sealed-enclosure-built-for-resonix-gus-15subwoofer-enclosuresproline-x-9360178_9437b102-93e2-458f-8dd6-8d35222e37cf.jpg?v=1788079548","url":"https:\/\/audiointensity.com\/products\/performance-optimized-wedge-sealed-12-enclosure-powerbass-2xl1240d","provider":"Audio Intensity","version":"1.0","type":"link"}