{"product_id":"ds18-25ft-4-channel-marine-rca-audio-cable","title":"DS18 25ft 4-Channel Marine RCA Audio Cable","description":"\u003cb\u003eDS18 MOFCR-25FT is a 25-foot, 4-channel marine-grade RCA audio cable built with tinned OFC conductors, UV-resistant PVC, and metal RCA plugs to protect signal quality in wet and salty environments.\u003c\/b\u003e\n\n\u003cp\u003eThis marine RCA assembly is engineered to deliver reliable, low-loss audio connections for boat sound systems, wet rigs, and outdoor marine amplifiers. Its tinned oxygen-free copper (OFC) conductors minimize voltage loss, while the twisted-pair construction and shielding reduce noise pickup. Metal RCA plugs over injected PVC bodies give mechanical strength and corrosion resistance so the cable continues to perform under sun, spray, and vibration.\u003c\/p\u003e\n\n\u003ch3\u003eHow does this cable preserve audio signal clarity on boats and outdoors?\u003c\/h3\u003e\n\u003cp\u003eThe MOFCR-25FT uses tinned OFC conductors and a twisted-pair layout to keep resistance low and reject interference. That combination helps maintain amplifier input levels and reduces hum or RF noise that can be common on vessels with electronics.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eTinned OFC conductors: lower resistance and improved corrosion resistance.\u003c\/li\u003e\n  \u003cli\u003eTwisted-pair construction: reduces electromagnetic interference.\u003c\/li\u003e\n  \u003cli\u003eShielding layer: protects against radio frequency and engine noise.\u003c\/li\u003e\n  \u003cli\u003eMetal RCA plugs with PVC body: durable mechanical connection in wet conditions.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill the cable last in saltwater, sun, and humid conditions?\u003c\/h3\u003e\n\u003cp\u003eYes — the cable jacket and plug bodies use UV-resistant PVC and the conductors are tinned to resist oxidation from salt and humidity. These materials extend life and maintain electrical contact longer than standard indoor RCA cables.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eUV-resistant PVC jacket: prevents cracking and UV degradation.\u003c\/li\u003e\n  \u003cli\u003eTinned copper plating: slows corrosion on conductors and connectors.\u003c\/li\u003e\n  \u003cli\u003eInjected PVC plug bodies: seal and stabilize the metal RCA housings.\u003c\/li\u003e\n  \u003cli\u003eRugged build: withstands vibration and flex typical of marine installations.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow flexible is installation with a 25-foot, 4-channel cable?\u003c\/h3\u003e\n\u003cp\u003eThe 25-foot length gives installers ample reach to run signal from head units to remote amplifiers while keeping a tidy routing path. The 4-channel configuration supports stereo front and rear or two stereo amplifiers without adding extra cables.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e25-foot run: fits most small to medium boat layouts and outdoor setups.\u003c\/li\u003e\n  \u003cli\u003eFour channels: supports front and rear or two separate stereo amps.\u003c\/li\u003e\n  \u003cli\u003eSplit-wire with screw-down point: simplifies routing and termination options.\u003c\/li\u003e\n  \u003cli\u003eCompact bundled design: reduces clutter and eases concealment along gunnels.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat installation details should I know before I run this cable?\u003c\/h3\u003e\n\u003cp\u003ePlan routing away from high-current power lines and keep connectors dry during installation. Use proper strain relief and secured mounting points to prevent stress at the RCA joints, and seal any through-hull or bulkhead penetrations with marine-grade sealant.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eAvoid parallel runs alongside power cables to reduce induced noise.\u003c\/li\u003e\n  \u003cli\u003eUse grommets and clamps where cable passes through panels or tight bends.\u003c\/li\u003e\n  \u003cli\u003eApply marine sealant at exterior entry points for extra protection.\u003c\/li\u003e\n  \u003cli\u003eTest connections for continuity and noise before finalizing mounts.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: The DS18 MOFCR-25FT is aimed at marine and outdoor audio installers, boat owners upgrading to dedicated amplifiers, and anyone needing a durable, low-noise 4-channel RCA solution for wet or exposed environments. If you require a weather-resistant cable that preserves signal integrity over longer runs and supports multi-channel amplifier setups, this cable is designed to meet those needs.\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: Is this RCA cable safe for saltwater use?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. Tinned OFC conductors and UV-resistant PVC reduce corrosion and degradation in salty, humid environments.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can one cable handle front and rear amplifier channels?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. The 4-channel configuration carries two stereo pairs suitable for front and rear or two separate stereo amplifiers.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"DS18","offers":[{"title":"Default Title","offer_id":48444135571613,"sku":"B09DHLNXR5","price":67.32,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0766\/9596\/1757\/files\/ds18-mofcr-25ft-front-plug-closeup.jpg?v=1781541456","url":"https:\/\/nexoltic.com\/products\/ds18-25ft-4-channel-marine-rca-audio-cable","provider":"Nexoltic","version":"1.0","type":"link"}