{"product_id":"polk-audio-mm842-svc-8-inch-marine-car-subwoofer-900w-peak-30-200hz-4-ohm","title":"Polk Audio MM842 SVC 8-Inch Marine \u0026 Car Subwoofer – 900W Peak, 30–200Hz, 4-Ohm","description":"\u003ch2\u003eAll-Terrain Audio for Cars and Boats\u003c\/h2\u003e\n\u003cp\u003eMeet the Polk MM842 SVC 8-inch Marine Certified Subwoofer, designed for car and boat environments where space is tight and conditions can be tough. With 900W peak power, a 4-Ohm voice coil, and a polypropylene cone, it delivers punchy, controlled bass across a 30–200 Hz range.\u003c\/p\u003e\n\u003cp\u003eCore build notes include a titanium-plated composite cone and a durable butyl rubber surround. The rugged ABS basket and stainless steel mounting hardware resist corrosion, while IP56 Ultra-Marine certification signals readiness for marine use with protection against salt spray and humidity.\u003c\/p\u003e\n\n\u003ch3\u003eEngineered for crisp, wide listening in motion\u003c\/h3\u003e\n\u003cp\u003ePolk's Dynamic Balance technology aims to minimize distortion while preserving wide dispersion. Laser imaging guides the material blend and geometry to optimize response, helping the subwoofer perform with clarity as you move from seat to seat.\u003c\/p\u003e\n\n\u003cul\u003e\n\u003cli\u003eFlexible connections via heavy duty spring terminals that accept banana plugs, pin connectors, or 10 gauge bare wire\u003c\/li\u003e\n\u003cli\u003e8-inch woofer with 900W peak power supports strong, responsive bass in compact spaces\u003c\/li\u003e\n\u003cli\u003eWaterproof surrounds, a stainless steel mounting frame, and an ABS basket protect against corrosion\u003c\/li\u003e\n\u003cli\u003eDesigned for both casual listening and energetic tracks, with a wide, distortion-free response\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eReal world versatility\u003c\/h3\u003e\n\u003cp\u003eWhether you are upgrading a car audio setup for road trips or equipping a boat with a dependable sound system, the MM842 offers a robust, space-efficient solution. The single 4-Ohm voice coil helps integration with a variety of amplifiers, while the polypropylene cone balances stiffness and weight for steady bass performance during dynamic playback.\u003c\/p\u003e\n\n\u003cp\u003eIn short, the MM842 combines Polk engineering with tough materials to create a subwoofer that unlocks powerful bass in demanding environments without taking up excessive space.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What environments is the Polk MM842 SVC designed for?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: It's designed for both car and marine use, with IP56 Ultra-Marine certification guarding against corrosion and water exposure in demanding environments.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What makes the MM842 SVC stand out sonically?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Dynamic Balance technology with laser-imaged materials and a titanium-plated composite cone deliver clean, distortion-free bass with broad dispersion.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Polk Audio","offers":[{"title":"Default Title","offer_id":48406619717789,"sku":"B073JWJZRY","price":97.51,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0766\/9596\/1757\/files\/polk-audio-mm842-svc-8-inch-marine-subwoofer-cone-closeup.jpg?v=1781141585","url":"https:\/\/nexoltic.com\/products\/polk-audio-mm842-svc-8-inch-marine-car-subwoofer-900w-peak-30-200hz-4-ohm","provider":"Nexoltic","version":"1.0","type":"link"}