{"product_id":"arc-audio-x2v2-12-loaded-subwoofer-enclosure","title":"Proline X P12-S W | Single 12\" Sealed Wedge Subwoofer Enclosure | Loaded with Arc Audio X2V2 12","description":"\u003cstyle\u003e\n  .pw-wrap * { box-sizing: border-box; }\n  .pw-wrap { font-family: inherit; color: #cbd5e1; line-height: 1.7; max-width: 1200px; margin: 0 auto; }\n  .pw-hero { background: linear-gradient(135deg, #020617 0%, #0e3a4a 100%); border-radius: 8px; padding: 40px 36px; margin-bottom: 32px; position: relative; overflow: hidden; }\n  .pw-hero::before { content: ''; position: absolute; top: -40px; right: -40px; width: 220px; height: 220px; background: rgba(6,182,212,0.12); border-radius: 50%; }\n  .pw-hero-badge { display: inline-block; background: transparent; border: 2px solid #06b6d4; color: #67e8f9; font-size: 0.75em; font-weight: 700; letter-spacing: 0.12em; text-transform: uppercase; padding: 4px 14px; border-radius: 20px; margin-bottom: 16px; }\n  .pw-hero h2 { color: #ffffff; font-size: 1.65em; font-weight: 800; margin: 0 0 14px 0; line-height: 1.25; }\n  .pw-hero p { color: #cbd5e1; font-size: 1em; margin: 0 0 24px 0; max-width: 680px; line-height: 1.7; }\n  .pw-hero-stats { display: flex; gap: 28px; flex-wrap: wrap; position: relative; }\n  .pw-stat { text-align: center; }\n  .pw-stat-num { display: block; color: #67e8f9; font-size: 1.5em; font-weight: 800; line-height: 1; }\n  .pw-stat-label { display: block; color: #94a3b8; font-size: 0.72em; letter-spacing: 0.08em; text-transform: uppercase; margin-top: 4px; }\n  .pw-section { background: #0f172a; border: 1px solid #1e293b; border-top: 4px solid #06b6d4; border-radius: 6px; padding: 28px 32px; margin-bottom: 24px; }\n  .pw-section h3 { color: #ffffff; font-size: 1.15em; font-weight: 700; margin: 0 0 14px 0; }\n  .pw-section p { color: #cbd5e1; font-size: 0.97em; margin: 0 0 12px 0; }\n  .pw-section p:last-child { margin-bottom: 0; }\n  .pw-section strong { color: #ffffff; }\n  .pw-alert { background: #082f3a; border: 1px solid #06b6d4; border-radius: 6px; padding: 14px 18px; margin: 20px 0; font-size: 0.93em; color: #a5f3fc; }\n  .pw-alert strong { color: #ffffff; }\n  .pw-card-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 18px; margin: 24px 0; }\n  @media (max-width: 600px) { .pw-card-grid { grid-template-columns: 1fr; } }\n  .pw-card { background: #0f172a; border: 1px solid #1e293b; border-top: 3px solid #06b6d4; border-radius: 6px; padding: 22px; }\n  .pw-card-label { display: inline-block; background: #06b6d4; color: #020617; font-size: 0.68em; font-weight: 700; letter-spacing: 0.1em; text-transform: uppercase; padding: 3px 10px; border-radius: 3px; margin-bottom: 10px; }\n  .pw-card h4 { color: #ffffff; font-size: 1em; font-weight: 700; margin: 0 0 10px 0; }\n  .pw-card-divider { height: 2px; background: #06b6d4; width: 32px; margin-bottom: 12px; border-radius: 2px; }\n  .pw-card p { font-size: 0.93em; color: #94a3b8; margin: 0; line-height: 1.65; }\n  .pw-card p strong { color: #ffffff; }\n  .pw-highlight { background: #082f3a; border-left: 5px solid #06b6d4; padding: 22px 28px; margin: 28px 0; border-radius: 0 6px 6px 0; }\n  .pw-highlight h3 { color: #ffffff; margin: 0 0 10px 0; font-size: 1.1em; font-weight: 700; }\n  .pw-highlight h3 + h3 { margin-top: 18px; }\n  .pw-highlight p { margin-bottom: 10px; color: #cbd5e1; font-size: 0.97em; }\n  .pw-highlight p:last-child { margin-bottom: 0; }\n  .pw-highlight strong { color: #ffffff; }\n  .pw-fitment { list-style: none; margin: 14px 0 0 0; padding: 0; display: grid; grid-template-columns: repeat(2, 1fr); gap: 8px; }\n  @media (max-width: 560px) { .pw-fitment { grid-template-columns: 1fr; } }\n  .pw-fitment li { font-size: 0.93em; color: #cbd5e1; padding: 8px 12px; background: #082f3a; border-left: 3px solid #06b6d4; border-radius: 0 4px 4px 0; }\n  .pw-warranty { background: #020617; border-left: 5px solid #06b6d4; border-radius: 0 6px 6px 0; padding: 20px 28px; margin: 28px 0; display: flex; align-items: center; gap: 20px; flex-wrap: wrap; }\n  .pw-warranty-badge { background: #06b6d4; color: #020617; font-size: 1em; font-weight: 800; padding: 10px 16px; border-radius: 4px; white-space: nowrap; }\n  .pw-warranty p { color: #94a3b8; font-size: 0.93em; margin: 0; line-height: 1.6; }\n  .pw-warranty strong { color: #ffffff; }\n  .pw-divider { border: none; border-top: 1px solid #1e293b; margin: 32px 0; }\n  .pw-langboard { font-weight: 700; color: #67e8f9; }\n\u003c\/style\u003e\n\n\u003cdiv class=\"pw-wrap\"\u003e\n\n\u003cdiv class=\"pw-hero\"\u003e\n\u003cspan class=\"pw-hero-badge\"\u003ePerformance Series | P12-S W | Loaded\u003c\/span\u003e\n\u003ch2\u003eBuilt for the Arc Audio X2V2 12.\u003cbr\u003eSealed Wedge, Loaded and Wired.\u003c\/h2\u003e\n\u003cp\u003eThe X2V2 12 has a measured Fs of 25.57 Hz, 15.1mm of one-way linear Xmax, and a 250 watt RMS rating that reflects sustained thermal capacity rather than a marketing figure. The Proline X P12-S W delivers 1.0 cubic feet of sealed airspace in a wedge cabinet that leans into a seat back instead of standing square in your cargo area. The driver arrives mounted, wired and sealed against the baffle.\u003c\/p\u003e\n\u003cdiv class=\"pw-hero-stats\"\u003e\n\u003cdiv class=\"pw-stat\"\u003e\n\u003cspan class=\"pw-stat-num\"\u003e1.0\u003c\/span\u003e\u003cspan class=\"pw-stat-label\"\u003eCu Ft Net Volume\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pw-stat\"\u003e\n\u003cspan class=\"pw-stat-num\"\u003e~20°\u003c\/span\u003e\u003cspan class=\"pw-stat-label\"\u003eWedge Taper\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pw-stat\"\u003e\n\u003cspan class=\"pw-stat-num\"\u003e15.1mm\u003c\/span\u003e\u003cspan class=\"pw-stat-label\"\u003eDriver Xmax\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pw-stat\"\u003e\n\u003cspan class=\"pw-stat-num\"\u003e250W\u003c\/span\u003e\u003cspan class=\"pw-stat-label\"\u003eDriver RMS Rating\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"pw-alert\"\u003e\n\u003cstrong\u003eLoaded system.\u003c\/strong\u003e The Arc Audio X2V2 12 is included and pre-installed. Select your voice coil configuration and carpet above. An amplifier, power wire and RCA cables are not included.\n\u003c\/div\u003e\n\n\u003cdiv class=\"pw-section\"\u003e\n\u003ch3\u003e1.0 cu ft — Deliberately Tighter Than Arc's Optimum\u003c\/h3\u003e\n\u003cp\u003eArc Audio publishes a sealed range of 0.9 to 1.55 cubic feet for the X2V2 12, with \u003cstrong\u003e1.15 cubic feet listed as their optimum\u003c\/strong\u003e. This enclosure is 1.0 cubic foot net, sitting between their minimum and their optimum rather than at it.\u003c\/p\u003e\n\u003cp\u003eThat is a deliberate choice, not a compromise on volume. A smaller sealed box raises system Qtc, which produces a more forward midbass and tighter transient control at the cost of the deepest anechoic extension. In a vehicle, where cabin gain already adds 6 to 12 dB below 80 Hz, the extension you lose on paper is largely restored in the listening position while the added control is audible immediately.\u003c\/p\u003e\n\u003cp\u003eIf you want the flattest possible alignment Arc specifies, you want a larger cabinet than a wedge this size can provide. We would rather tell you that here than have you find out after it ships.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"pw-section\"\u003e\n\u003ch3\u003eThe Wedge Is Doing Real Work\u003c\/h3\u003e\n\u003cp\u003eThe cabinet measures \u003cstrong\u003e8.5 inches deep at the top and 13.75 inches at the bottom\u003c\/strong\u003e, roughly a 20 degree taper across a 16 inch width. Mounted shallow edge up, it leans into a rear seat back or bulkhead and occupies the space that was already awkward, leaving the flat cargo floor usable. A square 1.0 cubic foot 12 inch cabinet does the opposite.\u003c\/p\u003e\n\u003cp\u003eThe taper has an acoustic benefit as well. It keeps the baffle out of parallel with the rear glass, which reduces the standing wave behaviour you get in a hatchback or SUV when a large flat radiating surface faces a large flat reflecting one.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"pw-section\"\u003e\n\u003ch3\u003eThe X2V2 12 — Rated Conservatively, Built for Daily Use\u003c\/h3\u003e\n\u003cp\u003eArc Audio's power testing philosophy is to double test power after each successful round until something actually fails, which is why the 250 watt RMS figure reflects sustained thermal capacity rather than a peak number dressed up as continuous.\u003c\/p\u003e\n\u003cp\u003eThe motor uses double-stacked magnets and a 2 inch copper-coated aluminum voice coil on a Kapton former, anodized black for radiative heat dissipation. The four-spoke stamped steel basket carries eight integrated motor cooling vents plus a T-yoke center vent. The cone is reinforced pulp paper with a moisture-resistant coating, the surround is large-diameter rubber rather than foam, and the high-roll Conex spider has the tinsel leads woven directly into it, which removes the bare-lead designs that cause cone slap and shorts over time.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"pw-card-grid\"\u003e\n\n\u003cdiv class=\"pw-card\"\u003e\n\u003cspan class=\"pw-card-label\"\u003eVolume\u003c\/span\u003e\n\u003ch4\u003e1.0 cu ft Net, Calculated Not Estimated\u003c\/h4\u003e\n\u003cdiv class=\"pw-card-divider\"\u003e\u003c\/div\u003e\n\u003cp\u003eNet internal volume is \u003cstrong\u003e1.0 cubic foot\u003c\/strong\u003e after bracing and driver displacement, calculated from the cut geometry rather than derived from external dimensions minus an assumed wall thickness.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"pw-card\"\u003e\n\u003cspan class=\"pw-card-label\"\u003eDriver\u003c\/span\u003e\n\u003ch4\u003e15.1mm Xmax, Fs 25.57 Hz\u003c\/h4\u003e\n\u003cdiv class=\"pw-card-divider\"\u003e\u003c\/div\u003e\n\u003cp\u003eThe X2V2 12 carries \u003cstrong\u003e15.1mm of one-way linear Xmax\u003c\/strong\u003e and a 514 cm² cone area, with sensitivity of 85.95 dB. Enough mechanical travel to produce real output at this volume without running out of stroke at listening levels.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"pw-card\"\u003e\n\u003cspan class=\"pw-card-label\"\u003eBaffle\u003c\/span\u003e\n\u003ch4\u003e0.75\" Single Baffle, 11.13\" Cutout\u003c\/h4\u003e\n\u003cdiv class=\"pw-card-divider\"\u003e\u003c\/div\u003e\n\u003cp\u003eCut from \u003cstrong\u003eLangboard Elite 3\/4\" MDF\u003c\/strong\u003e to the X2V2's 11.11 inch cutout requirement with an 11.13 inch machined opening. Max mounting depth is 8.5 inches against the driver's 6.75 inch requirement.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"pw-card\"\u003e\n\u003cspan class=\"pw-card-label\"\u003eWiring\u003c\/span\u003e\n\u003ch4\u003ePre-Wired 12g OFC to the Terminal Cup\u003c\/h4\u003e\n\u003cdiv class=\"pw-card-divider\"\u003e\u003c\/div\u003e\n\u003cp\u003eThe recessed \u003cstrong\u003eProline X ABS and carbon fiber terminal cup\u003c\/strong\u003e with stainless hardware and copper ring terminals is installed and wired to the driver. Connect your amplifier run and the wiring is finished.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"pw-card\"\u003e\n\u003cspan class=\"pw-card-label\"\u003eAlignment\u003c\/span\u003e\n\u003ch4\u003eHigher Qtc: Punch Over Flatness\u003c\/h4\u003e\n\u003cdiv class=\"pw-card-divider\"\u003e\u003c\/div\u003e\n\u003cp\u003eQts is \u003cstrong\u003e0.471 on the D2 and 0.543 on the D4\u003c\/strong\u003e, so the two variants land at different Qtc in the same cabinet. Both sit above the 0.707 Butterworth target by design, producing midbass lift rather than a ruler-flat curve.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"pw-card\"\u003e\n\u003cspan class=\"pw-card-label\"\u003eAcoustic\u003c\/span\u003e\n\u003ch4\u003ePolyfill Installed at the Bench\u003c\/h4\u003e\n\u003cdiv class=\"pw-card-divider\"\u003e\u003c\/div\u003e\n\u003cp\u003eFitted and matched to this volume before the cabinet is sealed. Polyfill slows the speed of sound inside the box, making it behave acoustically larger than its physical net volume. \u003cstrong\u003eConsistent packing density\u003c\/strong\u003e on every unit.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"pw-card\"\u003e\n\u003cspan class=\"pw-card-label\"\u003eOrientation\u003c\/span\u003e\n\u003ch4\u003eShallow Edge Up, Deep Edge Down\u003c\/h4\u003e\n\u003cdiv class=\"pw-card-divider\"\u003e\u003c\/div\u003e\n\u003cp\u003eThe wedge only pays off mounted the right way round. \u003cstrong\u003eShallow edge up, leaning back into the seat.\u003c\/strong\u003e Fitted inverted it stands proud, wastes the space it exists to save, and puts the baffle back parallel with the glass.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"pw-card\"\u003e\n\u003cspan class=\"pw-card-label\"\u003eFinish\u003c\/span\u003e\n\u003ch4\u003eDark Gray Trunkliner or Plush Black\u003c\/h4\u003e\n\u003cdiv class=\"pw-card-divider\"\u003e\u003c\/div\u003e\n\u003cp\u003eBoth wrap the full cabinet including the tapered face. Choose above. \u003cstrong\u003ePlush black\u003c\/strong\u003e is the deeper pile of the two and hides handling marks better in a cargo area that gets used.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003c\/div\u003e\n\n\u003cdiv class=\"pw-highlight\"\u003e\n\u003ch3\u003eReady to Mount. Ready to Wire.\u003c\/h3\u003e\n\u003cp\u003eThe system ships fully assembled. The driver is mounted, gasketed and sealed against the baffle, and wired to the \u003cstrong\u003eProline X terminal cup with 12 gauge OFC\u003c\/strong\u003e. Polyfill is installed. Connect your amplifier run and the install is complete.\u003c\/p\u003e\n\u003ch3\u003eImpedance Options — D2 and D4\u003c\/h3\u003e\n\u003cp\u003eThe X2V2 12 is available as a \u003cstrong\u003eDual 2 ohm (D2)\u003c\/strong\u003e and a \u003cstrong\u003eDual 4 ohm (D4)\u003c\/strong\u003e. Wire the D2 parallel for 1 ohm or series for 4 ohms. Wire the D4 parallel for 2 ohms or series for 8 ohms. Most single subwoofer builds run the D4 parallel at 2 ohms into a 2 ohm stable monoblock delivering 200 to 250 watts RMS. The Thiele Small parameters differ between the variants, so the sealed alignment differs slightly as well. \u003cstrong\u003eConfirm your amplifier's minimum stable impedance before selecting the voice coil.\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"pw-section\"\u003e\n\u003ch3\u003eWhere It Fits\u003c\/h3\u003e\n\u003cp\u003eAt 16 inches wide and 14.5 inches tall, tapering from 8.5 to 13.75 inches deep, this cabinet is designed to live against a vertical surface rather than in the middle of a floor:\u003c\/p\u003e\n\u003cul class=\"pw-fitment\"\u003e\n\u003cli\u003eBehind a rear seat back in an SUV or crossover\u003c\/li\u003e\n\u003cli\u003eAgainst a bulkhead in a hatchback\u003c\/li\u003e\n\u003cli\u003eTrunk front wall, facing rearward\u003c\/li\u003e\n\u003cli\u003eExtended and crew cab trucks, behind the seat\u003c\/li\u003e\n\u003cli\u003eWagon cargo area against the seat back\u003c\/li\u003e\n\u003cli\u003eAny install where a square box eats usable floor\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"pw-warranty\"\u003e\n\u003cdiv class=\"pw-warranty-badge\"\u003e1-Year Warranty\u003c\/div\u003e\n\u003cp\u003e\u003cstrong\u003eProline X Performance Series enclosures carry a one-year limited warranty\u003c\/strong\u003e against defects in materials and workmanship. Built and inspected in our Tullahoma, Tennessee facility before shipment. The Arc Audio X2V2 12 carries its own one-year manufacturer warranty, handled through Arc Audio.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003chr class=\"pw-divider\"\u003e\n\n\u003cdiv class=\"pw-section\"\u003e\n\u003ch3\u003eMade in Tennessee\u003c\/h3\u003e\n\u003cp\u003eEvery Proline X enclosure is CNC cut and hand assembled in Tullahoma, Tennessee on ShopSabre routers. Internal volume, cutout geometry, wedge angle, bracing placement and terminal positioning are held to spec on every unit. \u003cspan class=\"pw-langboard\"\u003eLangboard Elite MDF\u003c\/span\u003e throughout, named, mill documented, with published density and internal bond specifications.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003c\/div\u003e","brand":"Proline X","offers":[{"title":"Dual 4ohm \/ Grey","offer_id":43486449401945,"sku":"P12-S W ARC X2V2 D4 G","price":379.99,"currency_code":"USD","in_stock":true},{"title":"Dual 4ohm \/ Plush Black","offer_id":43486449434713,"sku":"P12-S W ARC X2V2 D4 B","price":379.99,"currency_code":"USD","in_stock":true},{"title":"Dual 2 ohm \/ Grey","offer_id":43486449467481,"sku":"P12-S W ARC X2V2 D2 G","price":379.99,"currency_code":"USD","in_stock":true},{"title":"Dual 2 ohm \/ Plush Black","offer_id":43486449500249,"sku":"P12-S W ARC X2V2 D2 B","price":379.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0689\/1389\/files\/arc-audio-x2-12-subwoofer-matching-proline-x-enclosure-bundle-box-50-offsubwoofer-enclosuresproline-x-2134823.png?v=1782929831","url":"https:\/\/audiointensity.com\/products\/arc-audio-x2v2-12-loaded-subwoofer-enclosure","provider":"Audio Intensity","version":"1.0","type":"link"}