{"product_id":"raymarine-cpt-s-bronze-20-chirp-sonar-transducer","title":"Raymarine CPT-S (Bronze) 20° CHIRP Sonar Transducer","description":"\u003ch2\u003e\u003cspan\u003eRaymarine CPT-S Bronze 20° CHIRP Sonar Through-Hull Transducer – E70341\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cspan\u003eThe \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eRaymarine CPT-S Bronze 20° CHIRP Sonar Transducer\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e is designed to provide reliable depth readings and detailed sonar returns for recreational boating and fishing applications. Featuring CHIRP fishfinder technology, this transducer helps improve target definition and distinguish fish, bait, and underwater structures from unwanted sonar noise. Its through-hull installation design and durable bronze construction make it a suitable choice for compatible marine vessels requiring dependable depth monitoring.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eFeaturing a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e20° angled element\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, the CPT-S is designed for hulls with deadrise angles ranging from 15° to 25°. With a maximum depth capability of up to 900 feet and support for high- and low-frequency sonar operation, it allows boat owners to obtain detailed target information in shallower water or broader coverage in deeper-water conditions. Bronze construction is particularly suitable for wooden hulls, where natural wood expansion could potentially damage a plastic transducer and compromise the seal.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eProduct Features\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan\u003e• \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eCHIRP fishfinder technology\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eProvides detailed sonar returns to help distinguish fish, bait, and underwater structures from unwanted noise.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e• \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eDurable bronze construction\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eOffers a robust marine-grade housing and is suitable for wooden hull applications where wood expansion may affect plastic transducers.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e• \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e20° angled element\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eDesigned for compatible hulls with deadrise angles ranging from 15° to 25°.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e• \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eThrough-hull installation\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eInstalls through the boat's hull to provide reliable sonar performance.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e• \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eMaximum depth capability of 900 ft\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eSupports depth monitoring for a variety of recreational boating and fishing conditions.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e• \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e25° conical beam\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eProvides a focused sonar beam for underwater depth measurement and fish targeting.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e• \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eHigh- and low-frequency operation\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eSupports 200 kHz for detailed target detection in shallower water and 50 kHz for deeper-water applications.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e• \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eSuitable for selected wooden hull applications\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eBronze construction helps avoid the potential damage to plastic transducers caused by the natural expansion of wooden hulls.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e• \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eMetal hull installation considerations\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eInstallation in a metal hull requires appropriate isolation. Follow the manufacturer's installation instructions and use a suitable insulating arrangement to prevent direct contact between dissimilar metals.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eFrequency Performance\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003e200 kHz – High Frequency\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eProvides enhanced target definition in shallower water, generally at depths below 200 feet (60 meters). It is suitable for detecting smaller underwater objects and obtaining accurate depth readings at higher vessel speeds, with reduced unwanted sonar noise.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003e50 kHz – Low Frequency\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eDesigned for deeper-water applications, where lower-frequency sound waves can travel farther before losing usable strength. Its wider beam covers a larger area beneath the vessel, although target separation and image detail may be reduced compared with high-frequency operation.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eBottom Composition and Sonar Returns\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eDifferent bottom materials affect how sonar signals are reflected. Mud, soft sand, and vegetation tend to absorb or scatter sound waves, producing thicker bottom returns, while rock, coral, and hard sand generally produce stronger, thinner returns. Comparing both frequencies, where supported by the connected sonar system, can provide a more comprehensive view of underwater conditions.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eSpecifications\u003c\/span\u003e\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cspan\u003eSpecification\u003c\/span\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cspan\u003eDetails\u003c\/span\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eProduct Type\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eBronze CHIRP Sonar Transducer\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eModel\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eCPT-S\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003ePart Number\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eE70341\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eSonar Technology\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eCHIRP Fishfinder\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eOperating Frequencies\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e200 kHz (High) \/ 50 kHz (Low)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eBeam Type\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eConical\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eBeam Width\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e25°\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eMaximum Depth\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e900 ft\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eConstruction Material\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eBronze\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eInstallation Type\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eThrough-Hull\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eAngled Element\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e20°\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eSupported Hull Deadrise Angle\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e15°–25°\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eRecorded Data\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eDepth\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eRecommended Hull Application\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eCompatible wooden and other approved hulls\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eManufacturer\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eRaymarine\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003e\u003cspan\u003eAbout Raymarine\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan\u003eRaymarine is a leading manufacturer of marine electronics and navigation systems, offering chartplotters, multifunction displays, sonar equipment, radar systems, autopilots, and marine instrumentation. Its products are designed to provide reliable navigation, improved situational awareness, and enhanced performance for recreational boaters, anglers, sailors, and professional marine users.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eRaymarine CPT-S Bronze 20° CHIRP Sonar Transducer E70341\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e is an excellent choice for boat owners seeking dependable depth monitoring, detailed sonar returns, and durable bronze construction for compatible hull configurations.\u003c\/span\u003e\u003c\/p\u003e","brand":"Raymarine","offers":[{"title":"Default Title","offer_id":47679532171436,"sku":"E70341","price":327.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0658\/2707\/8316\/files\/FWEBP-Sx360_c3f3055a-34a1-440f-8433-27889dba2fd3.webp?v=1792614873","url":"https:\/\/precisionperformances.com\/products\/raymarine-cpt-s-bronze-20-chirp-sonar-transducer","provider":"Precision Performances","version":"1.0","type":"link"}