{"product_id":"rockford-p1s4-12-subwoofer-30-cm-punch-250w-4-ohm","title":"ROCKFORD P1S4-12 – Subwoofer 30 cm Punch – 250W – 4 Ohm","description":"\u003ch2\u003e ROCKFORD P1S4-12 – Subwoofer 30 cm Punch – 250W – 4 Ohm\u003c\/h2\u003e\n\n \u003cp class=\"\" data-end=\"1037\" data-start=\"443\"\u003eThe \u003cstrong data-end=\"497\" data-start=\"477\"\u003eROCKFORD P1S4-12\u003c\/strong\u003e is a \u003cstrong data-end=\"524\" data-start=\"505\"\u003e30 cm subwoofer\u003c\/strong\u003e from the legendary \u003cstrong data-end=\"562\" data-start=\"553\"\u003ePunch\u003c\/strong\u003e range, famous for its exceptional performance since the 1980s. Thanks to its \u003cstrong data-end=\"687\" data-start=\"645\"\u003eKevlar fiber reinforced cone\u003c\/strong\u003e , it delivers \u003cstrong data-end=\"739\" data-start=\"704\"\u003edeep and punchy bass\u003c\/strong\u003e . \u003cstrong data-end=\"764\" data-start=\"744\"\u003eVAST technology\u003c\/strong\u003e increases the cone surface area by 25%, ensuring superior efficiency. Designed for \u003cstrong data-end=\"897\" data-start=\"850\"\u003einstallation in sealed or bass reflex enclosures\u003c\/strong\u003e , it incorporates robust components such as a \u003cstrong data-end=\"972\" data-start=\"944\"\u003ehigh temperature voice coil\u003c\/strong\u003e and a \u003cstrong data-end=\"998\" data-start=\"979\"\u003eventilated chassis\u003c\/strong\u003e , ensuring reliability and durability.\u003c\/p\u003e\n\n\u003chr class=\"\" data-end=\"1042\" data-start=\"1039\"\u003e\n\n \u003cp class=\"\" data-end=\"1078\" data-start=\"1044\"\u003e\u003cstrong data-end=\"1078\" data-start=\"1044\"\u003eMain features:\u003c\/strong\u003e \u003c\/p\u003e\n\n\u003cul data-end=\"1638\" data-start=\"1080\"\u003e\n\n\u003cli class=\"\" data-end=\"1134\" data-start=\"1080\"\u003e\n\n\u003cp class=\"\" data-end=\"1134\" data-start=\"1082\"\u003e \u003cstrong data-end=\"1094\" data-start=\"1082\"\u003eModel:\u003c\/strong\u003e ROCKFORD P1S4-12, 12\" (30 cm) subwoofer \u003c\/p\u003e\n\n\n\u003c\/li\u003e\n\n\u003cli class=\"\" data-end=\"1198\" data-start=\"1135\"\u003e\n\n\u003cp class=\"\" data-end=\"1198\" data-start=\"1137\"\u003e \u003cstrong data-end=\"1151\" data-start=\"1137\"\u003eMaterial:\u003c\/strong\u003e \u003cstrong data-end=\"1198\" data-start=\"1188\"\u003eKevlar\u003c\/strong\u003e fiber reinforced paper membrane \u003c\/p\u003e\n\n\n\u003c\/li\u003e\n\n\u003cli class=\"\" data-end=\"1258\" data-start=\"1199\"\u003e\n\n\u003cp class=\"\" data-end=\"1258\" data-start=\"1201\"\u003e \u003cstrong data-end=\"1218\" data-start=\"1201\"\u003eTechnology:\u003c\/strong\u003e \u003cstrong data-end=\"1227\" data-start=\"1219\"\u003eVAST\u003c\/strong\u003e (cone surface augmentation) \u003c\/p\u003e\n\n\n\u003c\/li\u003e\n\n\u003cli class=\"\" data-end=\"1329\" data-start=\"1259\"\u003e\n\n\u003cp class=\"\" data-end=\"1329\" data-start=\"1261\"\u003e \u003cstrong data-end=\"1276\" data-start=\"1261\"\u003eStructure:\u003c\/strong\u003e Ventilated \u003cstrong data-end=\"1298\" data-start=\"1285\"\u003eStampCast\u003c\/strong\u003e chassis with integrated spider \u003c\/p\u003e\n\n\n\u003c\/li\u003e\n\n\u003cli class=\"\" data-end=\"1392\" data-start=\"1330\"\u003e\n\n\u003cp class=\"\" data-end=\"1392\" data-start=\"1332\"\u003e \u003cstrong data-end=\"1349\" data-start=\"1332\"\u003eConnections:\u003c\/strong\u003e \u003cstrong data-end=\"1392\" data-start=\"1374\"\u003eNickel-plated\u003c\/strong\u003e pressure connectors \u003c\/p\u003e\n\n\n\u003c\/li\u003e\n\n\u003cli class=\"\" data-end=\"1428\" data-start=\"1393\"\u003e\n\n\u003cp class=\"\" data-end=\"1428\" data-start=\"1395\"\u003e \u003cstrong data-end=\"1414\" data-start=\"1395\"\u003eRMS power:\u003c\/strong\u003e \u003cstrong data-end=\"1428\" data-start=\"1415\"\u003e250 Watts\u003c\/strong\u003e\u003c\/p\u003e\n\n\n\u003c\/li\u003e\n\n\u003cli class=\"\" data-end=\"1464\" data-start=\"1429\"\u003e\n\n \u003cp class=\"\" data-end=\"1464\" data-start=\"1431\"\u003e\u003cstrong data-end=\"1450\" data-start=\"1431\"\u003eMax Power:\u003c\/strong\u003e \u003cstrong data-end=\"1464\" data-start=\"1451\"\u003e500 Watts\u003c\/strong\u003e \u003c\/p\u003e\n\n\n\u003c\/li\u003e\n\n\u003cli class=\"\" data-end=\"1508\" data-start=\"1465\"\u003e\n\n\u003cp class=\"\" data-end=\"1508\" data-start=\"1467\"\u003e \u003cstrong data-end=\"1482\" data-start=\"1467\"\u003eImpedance:\u003c\/strong\u003e \u003cstrong data-end=\"1492\" data-start=\"1483\"\u003e4 Ohm\u003c\/strong\u003e (single coil) \u003c\/p\u003e\n\n\n\u003c\/li\u003e\n\n\u003cli class=\"\" data-end=\"1574\" data-start=\"1509\"\u003e\n\n\u003cp class=\"\" data-end=\"1574\" data-start=\"1511\"\u003e \u003cstrong data-end=\"1529\" data-start=\"1511\"\u003eInstallation:\u003c\/strong\u003e Ideal in a \u003cstrong data-end=\"1555\" data-start=\"1547\"\u003esealed\u003c\/strong\u003e enclosure or \u003cstrong data-end=\"1574\" data-start=\"1559\"\u003ebass reflex\u003c\/strong\u003e \u003c\/p\u003e\n\n\n\u003c\/li\u003e\n\n\u003cli class=\"\" data-end=\"1638\" data-start=\"1575\"\u003e\n\n\u003cp class=\"\" data-end=\"1638\" data-start=\"1577\"\u003e \u003cstrong data-end=\"1592\" data-start=\"1577\"\u003eFinishes:\u003c\/strong\u003e Rubberized ABS ring, optional grille \u003c\/p\u003e\n\n\n\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003chr class=\"\" data-end=\"1643\" data-start=\"1640\"\u003e\n\n\u003cp class=\"\" data-end=\"1666\" data-start=\"1645\"\u003e \u003cstrong data-end=\"1666\" data-start=\"1645\"\u003ePack contents:\u003c\/strong\u003e \u003c\/p\u003e\n\n\u003cul data-end=\"1769\" data-start=\"1668\"\u003e\n\n\u003cli class=\"\" data-end=\"1702\" data-start=\"1668\"\u003e\n\n\u003cp class=\"\" data-end=\"1702\" data-start=\"1670\"\u003e 1 x ROCKFORD P1S4-12 Subwoofer \u003c\/p\u003e\n\n\n\u003c\/li\u003e\n\n\u003cli class=\"\" data-end=\"1733\" data-start=\"1703\"\u003e\n\n\u003cp class=\"\" data-end=\"1733\" data-start=\"1705\"\u003e 1 x ABS Finishing Ring \u003c\/p\u003e\n\n\n\u003c\/li\u003e\n\n\u003cli class=\"\" data-end=\"1769\" data-start=\"1734\"\u003e\n\n\u003cp class=\"\" data-end=\"1769\" data-start=\"1736\"\u003e Multilingual Installation Manual \u003c\/p\u003e\n\n\n\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003chr class=\"\" data-end=\"1774\" data-start=\"1771\"\u003e\n\n\u003cp class=\"\" data-end=\"1807\" data-start=\"1776\"\u003e \u003cstrong data-end=\"1807\" data-start=\"1776\"\u003eTechnical specifications:\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cstyle\u003e table { width: 100%; border-collapse: collapse; background-color: #E0F7FA; } th, td { border: 1px solid #0288D1; padding: 10px; text-align: left; } th { background-color: #0288D1; color: white; } \u003c\/style\u003e\n\u003ctable\u003e\n\n\u003ctbody\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003e Kind\u003c\/th\u003e\n\n\u003ctd\u003e 12\" (30 cm) subwoofer\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003e Impedance\u003c\/th\u003e\n\n\u003ctd\u003e 4 Ohm (single coil)\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003e RMS power\u003c\/th\u003e\n\n\u003ctd\u003e 250 Watts\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003e Max Power\u003c\/th\u003e\n\n\u003ctd\u003e 500 Watts\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003e Fs (Resonant Frequency)\u003c\/th\u003e\n\n\u003ctd\u003e 25 Hz\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003e Qts\u003c\/th\u003e\n\n\u003ctd\u003e 0.55\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003e Qms\u003c\/th\u003e\n\n\u003ctd\u003e 3.40\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003e SPL (1W\/1m)\u003c\/th\u003e\n\n\u003ctd\u003e 86 dB\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003e SPL (2.8V\/1m)\u003c\/th\u003e\n\n\u003ctd\u003e 89 dB\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003e Go\u003c\/th\u003e\n\n\u003ctd\u003e 88.3 liters\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n \u003cth\u003eRe (DC resistance)\u003c\/th\u003e\n\n\u003ctd\u003e 3.6 Ohms\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003e Xmax\u003c\/th\u003e\n\n\u003ctd\u003e 9.0 mm\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003e Sd (Membrane Surface)\u003c\/th\u003e\n\n\u003ctd\u003e 548 cm²\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003e Coil type\u003c\/th\u003e\n\n\u003ctd\u003e Single coil oscillating\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003e Recommended volume of closed box\u003c\/th\u003e\n\n\u003ctd\u003e 28.8 liters\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003e Recommended volume for bass reflex box\u003c\/th\u003e\n\n\u003ctd\u003e 50.6 liters \u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\n\u003c\/tbody\u003e\n\n\n\u003c\/table\u003e\n\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\n\u003chr class=\"\" data-end=\"3026\" data-start=\"3023\"\u003e\n\n\u003cp class=\"\" data-end=\"3059\" data-start=\"3028\"\u003e \u003cstrong data-end=\"3059\" data-start=\"3028\"\u003eRecessed dimensions:\u003c\/strong\u003e \u003c\/p\u003e\n\n\u003cul data-end=\"3170\" data-start=\"3061\"\u003e\n\n\u003cli class=\"\" data-end=\"3097\" data-start=\"3061\"\u003e\n\n\u003cp class=\"\" data-end=\"3097\" data-start=\"3063\"\u003e \u003cstrong data-end=\"3088\" data-start=\"3063\"\u003eCutting diameter:\u003c\/strong\u003e 285 mm \u003c\/p\u003e\n\n\n\u003c\/li\u003e\n\n\u003cli class=\"\" data-end=\"3142\" data-start=\"3098\"\u003e\n\n\u003cp class=\"\" data-end=\"3142\" data-start=\"3100\"\u003e \u003cstrong data-end=\"3131\" data-start=\"3100\"\u003eInstallation depth:\u003c\/strong\u003e 152.4 mm \u003c\/p\u003e\n\n\n\u003c\/li\u003e\n\n\u003cli class=\"\" data-end=\"3170\" data-start=\"3143\"\u003e\n\n\u003cp class=\"\" data-end=\"3170\" data-start=\"3145\"\u003e \u003cstrong data-end=\"3162\" data-start=\"3145\"\u003eTotal weight:\u003c\/strong\u003e 5.66 kg \u003c\/p\u003e\n\n\n\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003chr class=\"\" data-end=\"3175\" data-start=\"3172\"\u003e\n\n\u003cp class=\"\" data-end=\"3210\" data-start=\"3177\"\u003e \u003cstrong data-end=\"3210\" data-start=\"3177\"\u003eWhy choose this product?\u003c\/strong\u003e \u003c\/p\u003e\n\n\u003cul data-end=\"3553\" data-start=\"3212\"\u003e\n\n\u003cli class=\"\" data-end=\"3271\" data-start=\"3212\"\u003e\n\n\u003cp class=\"\" data-end=\"3271\" data-start=\"3214\"\u003e 🔊 \u003cstrong data-end=\"3250\" data-start=\"3217\"\u003ePowerful and precise bass\u003c\/strong\u003e thanks to the Kevlar cone \u003c\/p\u003e\n\n\n\u003c\/li\u003e\n\n\u003cli class=\"\" data-end=\"3350\" data-start=\"3272\"\u003e\n\n\u003cp class=\"\" data-end=\"3350\" data-start=\"3274\"\u003e ⚙️ \u003cstrong data-end=\"3304\" data-start=\"3277\"\u003eRobustness and longevity\u003c\/strong\u003e : ventilated chassis and high temperature coil \u003c\/p\u003e\n\n\n\u003c\/li\u003e\n\n\u003cli class=\"\" data-end=\"3411\" data-start=\"3351\"\u003e\n\n\u003cp class=\"\" data-end=\"3411\" data-start=\"3353\"\u003e 📦 \u003cstrong data-end=\"3370\" data-start=\"3356\"\u003eVersatile\u003c\/strong\u003e : compatible with enclosed cabinet and bass reflex\u003c\/p\u003e\n\n\n\u003c\/li\u003e\n\n\u003cli class=\"\" data-end=\"3471\" data-start=\"3412\"\u003e\n\n \u003cp class=\"\" data-end=\"3471\" data-start=\"3414\"\u003e🧲 \u003cstrong data-end=\"3437\" data-start=\"3417\"\u003eVAST technology\u003c\/strong\u003e for better sound performance \u003c\/p\u003e\n\n\n\u003c\/li\u003e\n\n\u003cli class=\"\" data-end=\"3553\" data-start=\"3472\"\u003e\n\n\u003cp class=\"\" data-end=\"3553\" data-start=\"3474\"\u003e 🎯 \u003cstrong data-end=\"3508\" data-start=\"3477\"\u003eRockford Fosgate design\u003c\/strong\u003e : proven performance for over 40 years \u003c\/p\u003e\n\n\n\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003cdiv style=\"text-align: start;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0770\/1928\/3723\/files\/MS-2-_FINAL_3eb5048c-0af5-481e-bd02-fe9bbd0f92a0_160x160.png?v=1734546281\" alt=\"ROCKFORD P1S4-12 – Subwoofer 30 cm Punch – 250W – 4 Ohm\" style=\"margin-bottom: 16px; float: none; display: block; margin-left: auto; margin-right: auto;\"\u003e\u003c\/div\u003e","brand":"Rockford","offers":[{"title":"Default Title","offer_id":51265176830219,"sku":"P1S4-12","price":149.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0770\/1928\/3723\/files\/Rockford-ROCKFORD-P1S4-12-_-Subwoofer-30-cm-Punch-_-250W-_-4-Ohm-Multison-184684235.webp?v=1744710883","url":"https:\/\/mumltisun.com\/en\/products\/rockford-p1s4-12-subwoofer-30-cm-punch-250w-4-ohm","provider":"mumltisun.com","version":"1.0","type":"link"}