{"product_id":"martin-18-sx-subwoofer-marine-grade-white","title":"Martin 18\" SX Subwoofer MARINE grade WHITE","description":"\u003cp\u003eThe Martin Audio SX118 Marine Grade subwoofer delivers powerful, controlled low-frequency reinforcement engineered specifically for demanding outdoor and marine installation environments. Featuring a single long-excursion 18\" (460mm) driver in a reflex-loaded enclosure, this subwoofer produces deep, impactful bass with impressive output and minimal distortion.\u003c\/p\u003e  \u003cp\u003eDesigned for permanent installation in exposed environments, this marine-grade variant features a white UV-resistant finish, weather-protected components, and treated cabinetry to withstand moisture, salt air, and prolonged sun exposure — making it ideal for waterfront venues, cruise ships, resort pools, outdoor entertainment complexes, and coastal installations.\u003c\/p\u003e  \u003cul\u003e \u003cli\u003eSingle 18\" long-excursion driver delivering deep, authoritative low-frequency extension\u003c\/li\u003e \u003cli\u003eMarine-grade construction with weather-resistant cabinet treatment and hardware\u003c\/li\u003e \u003cli\u003eWhite finish for aesthetically discreet integration in outdoor and architectural settings\u003c\/li\u003e \u003cli\u003eReflex-loaded design for high efficiency and extended bass response\u003c\/li\u003e \u003cli\u003eRobust birch plywood enclosure with protective coating for long-term durability\u003c\/li\u003e \u003cli\u003eIntegrated rigging and mounting points for versatile installation options\u003c\/li\u003e \u003c\/ul\u003e  \u003cp\u003ePart of the Martin Audio SX installation series, the SX118 Marine Grade pairs seamlessly with companion SX full-range enclosures to create complete, weather-resilient sound systems. A trusted choice for integrators and installers requiring professional-grade sub-bass performance in challenging outdoor environments.\u003c\/p\u003e","brand":"Jansen Audio","offers":[{"title":"Default Title","offer_id":55007555092783,"sku":"SX118WMAR","price":6490.0,"currency_code":"NZD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0960\/2210\/2319\/files\/SX118_6b007ba4-f6c7-4853-8656-6cb1e0d3cd95.jpg?v=1778614070","url":"https:\/\/audioconnect.co.nz\/products\/martin-18-sx-subwoofer-marine-grade-white","provider":"Audio Connect","version":"1.0","type":"link"}