{"product_id":"protection-unit","title":"cerasonar protection unit","description":"\u003ch1 data-section-id=\"90blqk\" data-start=\"340\" data-end=\"411\" class=\"PDq2pG_selectionAnchorContainer\"\u003ecerasonar protection unit – Loudspeaker Protection for the fit Series\u003cspan aria-hidden=\"true\" class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\n\u003c\/h1\u003e\n\u003cp data-start=\"413\" data-end=\"673\"\u003eThe \u003cstrong data-start=\"417\" data-end=\"456\"\u003ecerasonar protection unit 25w \/ 50w\u003c\/strong\u003e has been developed to provide reliable loudspeaker protection for the \u003cstrong data-start=\"527\" data-end=\"551\"\u003ecerasonar fit series\u003c\/strong\u003e when operated with conventional amplifiers or streaming amplifiers that do not support \u003cstrong data-start=\"639\" data-end=\"672\"\u003ecerasonar factory DSP presets\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp data-start=\"675\" data-end=\"962\"\u003eIt provides effective overload protection and ensures safe, reliable long-term operation of the connected loudspeakers. The \u003cstrong data-start=\"799\" data-end=\"828\"\u003ecerasonar protection unit\u003c\/strong\u003e is intended for installations where a dedicated DSP amplifier with the appropriate \u003cstrong data-start=\"912\" data-end=\"944\"\u003ecerasonar factory DSP preset\u003c\/strong\u003e is not available.\u003c\/p\u003e\n\u003cp data-start=\"964\" data-end=\"1603\"\u003eWhenever a compatible DSP amplifier is operated with the appropriate \u003cstrong data-start=\"1033\" data-end=\"1065\"\u003ecerasonar factory DSP preset\u003c\/strong\u003e, no additional protection unit is required, as loudspeaker protection is already integrated into the DSP preset. In addition, every \u003cstrong data-start=\"1198\" data-end=\"1230\"\u003ecerasonar factory DSP preset\u003c\/strong\u003e has been specifically developed for its corresponding loudspeaker, optimising tonal balance, extending low-frequency performance where applicable and activating proprietary technologies such as \u003cstrong data-start=\"1425\" data-end=\"1453\"\u003eDynamic Bass Enhancement\u003c\/strong\u003e on supported models. The result is an even fuller, more natural and immersive listening experience while maintaining reliable loudspeaker protection.\u003c\/p\u003e\n\u003cp data-start=\"1605\" data-end=\"1840\"\u003eThe \u003cstrong data-start=\"1609\" data-end=\"1638\"\u003ecerasonar protection unit\u003c\/strong\u003e incorporates a \u003cstrong data-start=\"1654\" data-end=\"1686\"\u003e6 dB\/octave high-pass filter\u003c\/strong\u003e that protects the connected loudspeaker from excessive low-frequency energy. It is ideally suited for full-range operation without a dedicated subwoofer.\u003c\/p\u003e\n\u003cp data-start=\"1842\" data-end=\"2163\"\u003eFor systems incorporating a subwoofer, cerasonar recommends using the \u003cstrong data-start=\"1912\" data-end=\"1945\"\u003ecerasonar protection unit pro\u003c\/strong\u003e instead. Its \u003cstrong data-start=\"1959\" data-end=\"1992\"\u003e18 dB\/octave high-pass filter\u003c\/strong\u003e provides a significantly steeper crossover slope, allowing cleaner bass management, improved system integration and increased power handling of the connected loudspeaker.\u003c\/p\u003e\n\u003cp data-start=\"2165\" data-end=\"2333\"\u003eWhen installed according to cerasonar recommendations, the \u003cstrong data-start=\"2224\" data-end=\"2253\"\u003ecerasonar protection unit\u003c\/strong\u003e also fulfils the requirements for the \u003cstrong data-start=\"2292\" data-end=\"2332\"\u003e5-year cerasonar functional warranty\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp data-start=\"2335\" data-end=\"2362\"\u003eTwo versions are available:\u003c\/p\u003e\n\u003ch3 data-section-id=\"1kmlf0z\" data-start=\"2364\" data-end=\"2387\"\u003eprotection unit 25w\u003c\/h3\u003e\n\u003cp data-start=\"2389\" data-end=\"2405\"\u003eRecommended for:\u003c\/p\u003e\n\u003cul data-start=\"2407\" data-end=\"2535\"\u003e\n\u003cli data-section-id=\"kucd0h\" data-start=\"2407\" data-end=\"2431\"\u003e\u003cstrong data-start=\"2409\" data-end=\"2431\"\u003ecerasonar 1520 fit\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli data-section-id=\"1ewc9vo\" data-start=\"2432\" data-end=\"2535\"\u003e\n\u003cstrong data-start=\"2434\" data-end=\"2456\"\u003ecerasonar 2525 fit\u003c\/strong\u003e in \u003cstrong data-start=\"2460\" data-end=\"2477\"\u003esingle-stereo\u003c\/strong\u003e operation (two protection units required per loudspeaker)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-section-id=\"1kmlhgx\" data-start=\"2537\" data-end=\"2560\"\u003eprotection unit 50w\u003c\/h3\u003e\n\u003cp data-start=\"2562\" data-end=\"2578\"\u003eRecommended for:\u003c\/p\u003e\n\u003cul data-start=\"2580\" data-end=\"2626\"\u003e\n\u003cli data-section-id=\"jd3wtq\" data-start=\"2580\" data-end=\"2626\"\u003e\n\u003cstrong data-start=\"2582\" data-end=\"2604\"\u003ecerasonar 2525 fit\u003c\/strong\u003e in standard operation\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"2628\" data-end=\"2922\"\u003eThe \u003cstrong data-start=\"2632\" data-end=\"2661\"\u003ecerasonar protection unit\u003c\/strong\u003e is designed for conventional amplifiers and streaming amplifiers with moderate output power. It is \u003cstrong data-start=\"2761\" data-end=\"2817\"\u003enot recommended for use with high-power AV receivers\u003c\/strong\u003e, as their high transient output can exceed the protection capability of the standard protection circuit.\u003c\/p\u003e\n\u003cp data-start=\"2924\" data-end=\"3137\"\u003eFor high-power AV receivers, systems incorporating a dedicated subwoofer, or amplifier platforms without \u003cstrong data-start=\"3029\" data-end=\"3062\"\u003ecerasonar factory DSP presets\u003c\/strong\u003e, cerasonar recommends using the \u003cstrong data-start=\"3095\" data-end=\"3128\"\u003ecerasonar protection unit pro\u003c\/strong\u003e instead.\u003c\/p\u003e","brand":"cerasonar","offers":[{"title":"protection unit 25w","offer_id":41451593826472,"sku":"1203","price":40.95,"currency_code":"EUR","in_stock":true},{"title":"protection unit 50w","offer_id":41451593859240,"sku":"1204","price":51.45,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0591\/8710\/1864\/products\/pu25w-2.png?v=1660730280","url":"https:\/\/cerasonar.de\/it\/products\/protection-unit","provider":"cerasonar","version":"1.0","type":"link"}