{"product_id":"esx-ql800-4-amplificateur-4-canaux-class-d-digital-2-x-400-watt-rms","title":"ESX QL800.4 – 4 Channel Class D Digital Amplifier 2 x 400 Watt RMS","description":"\u003ch2\u003e ESX QL800.4 – 4 Channel Class D Digital Amplifier 2 x 400 Watt RMS\u003c\/h2\u003e\n\n\u003ch2\u003e Full description\u003c\/h2\u003e\n\n \u003cp\u003eThe \u003cstrong\u003eESX QL800.4\u003c\/strong\u003e , a member of the \u003cstrong\u003eQUANTUM QL\u003c\/strong\u003e series, stands out for its \u003cstrong\u003ecompactness\u003c\/strong\u003e and \u003cstrong\u003ehigh-level audio performance\u003c\/strong\u003e . Ideal for installations where space is limited, it incorporates the \u003cstrong\u003eadvanced technologies\u003c\/strong\u003e of the \u003cstrong\u003eQUANTUM QE\u003c\/strong\u003e series, while offering a more compact solution.\u003c\/p\u003e\n\n\u003cp\u003e Featuring \u003cstrong\u003eaudiophile components\u003c\/strong\u003e and a \u003cstrong\u003esolid aluminum chassis\u003c\/strong\u003e , the ESX QL800.4 offers \u003cstrong\u003eexcellent heat dissipation\u003c\/strong\u003e and \u003cstrong\u003eenhanced durability\u003c\/strong\u003e . Its \u003cstrong\u003eEPS® (Error Protection System) circuitry\u003c\/strong\u003e ensures \u003cstrong\u003einterference-free sound emission\u003c\/strong\u003e , thus preserving the vehicle's radio reception quality.\u003c\/p\u003e\n\n \u003cp\u003eAdjustable \u003cstrong\u003ehigh-pass filters (HPF)\u003c\/strong\u003e and \u003cstrong\u003elow-pass filters (LPF)\u003c\/strong\u003e , combined with a \u003cstrong\u003ebass boost function\u003c\/strong\u003e of up to 12 dB and a \u003cstrong\u003ebandpass function\u003c\/strong\u003e , allow you to tailor the sound to each user's preferences. In addition, \u003cstrong\u003eCopy\u003c\/strong\u003e mode simplifies channel settings for \u003cstrong\u003equick and efficient installation\u003c\/strong\u003e .\u003c\/p\u003e\n\n\u003chr\u003e\n\n\u003ch2\u003e 🔹 Main Features\u003c\/h2\u003e\n\n\u003cul\u003e\n\n\u003cli\u003e\n\n \u003cstrong\u003eAdvanced Class D technology\u003c\/strong\u003e with \u003cstrong\u003eenergy efficiency up to 86%\u003c\/strong\u003e\n\n\u003c\/li\u003e\n\n\u003cli\u003e\n\n \u003cstrong\u003eEPS® (Error Protection System)\u003c\/strong\u003e : Protection against radio interference\u003c\/li\u003e\n\n\u003cli\u003e\n\n \u003cstrong\u003eAudiophile components\u003c\/strong\u003e for \u003cstrong\u003eexceptional sound reproduction\u003c\/strong\u003e\n\n\u003c\/li\u003e\n\n\u003cli\u003e\n\n \u003cstrong\u003eSolid aluminum frame\u003c\/strong\u003e with \u003cstrong\u003ecast iron side reinforcements\u003c\/strong\u003e\n\n\u003c\/li\u003e\n\n\u003cli\u003e \u003cstrong\u003eAdjustable HPF (50-5000 Hz) and LPF (50-5000 Hz) filters\u003c\/strong\u003e\n\u003c\/li\u003e\n\n\u003cli\u003e \u003cstrong\u003eAdjustable bass boost up to 12 dB\u003c\/strong\u003e\n\u003c\/li\u003e\n\n\u003cli\u003e \n\u003cstrong\u003eBandpass function and Copy mode\u003c\/strong\u003e for easy customization\u003c\/li\u003e\n\n\u003cli\u003e \u003cstrong\u003eMOSFET PWM power supply with triple electronic protection\u003c\/strong\u003e\n\u003c\/li\u003e\n\n\u003cli\u003e\n\n \u003cstrong\u003eStart\/Stop Ready Mode\u003c\/strong\u003e for Modern Vehicles\u003c\/li\u003e\n\n\u003cli\u003e \u003cstrong\u003eCompact bass control remote included\u003c\/strong\u003e\n\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003chr\u003e\n\n\u003ch2\u003e 📊 Technical specifications \u003c\/h2\u003e\n\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\n\u003cstyle\u003e .table-container { width: 100%; overflow-x: auto; margin-top: 10px; } table { width: 100%; border-collapse: collapse; background-color: #E0F7FA; font-family: Arial, sans-serif; } th, td { border: 2px solid #0288D1; padding: 12px; text-align: left; font-size: 14px; } th { background-color: #0288D1; color: white; text-transform: uppercase; } tr:nth-child(even) { background-color: #B3E5FC; } \u003c\/style\u003e\n\u003cdiv class=\"table-container\"\u003e\n\n\u003ctable\u003e\n\n\u003ctbody\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003e Characteristic\u003c\/th\u003e\n\n\u003cth\u003e Details\u003c\/th\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003e \u003cstrong\u003eKind\u003c\/strong\u003e\n\u003c\/td\u003e\n\n\u003ctd\u003e 4-channel Class D amplifier\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003e \u003cstrong\u003eRMS power\u003c\/strong\u003e\n\u003c\/td\u003e\n\n\u003ctd\u003e 4 x 125\/200 Watts @ 4Ω\/2Ω\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003e \u003cstrong\u003eBridged RMS power\u003c\/strong\u003e\n\u003c\/td\u003e\n\n\u003ctd\u003e 2 x 400 Watts @ 4Ω\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003e \u003cstrong\u003eHigh-pass filter (HPF)\u003c\/strong\u003e\n\u003c\/td\u003e\n\n\u003ctd\u003e CH1\/2: 50-5000 Hz, CH3\/4: 10-500 Hz\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003e \u003cstrong\u003eLow-pass filter (LPF)\u003c\/strong\u003e\n\u003c\/td\u003e\n\n\u003ctd\u003e CH3\/4: 50-5000 Hz\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003e \u003cstrong\u003eBass Boost\u003c\/strong\u003e\n\u003c\/td\u003e\n\n\u003ctd\u003e 0 - 12 dB\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003e \u003cstrong\u003eBandpass function\u003c\/strong\u003e\n\u003c\/td\u003e\n\n\u003ctd\u003e Yes\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003e \u003cstrong\u003eDimensions\u003c\/strong\u003e\n\u003c\/td\u003e\n\n\u003ctd\u003e 226 x 43 x 120 mm\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003e \u003cstrong\u003eEfficiency\u003c\/strong\u003e\n\u003c\/td\u003e\n\n\u003ctd\u003e Up to 86%\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\n\u003c\/tbody\u003e\n\n\n\u003c\/table\u003e\n\n\n\u003c\/div\u003e\n\n\u003chr\u003e\n\n\u003ch2\u003e 📦 Package Contents\u003c\/h2\u003e\n\n\u003cul\u003e\n\n\u003cli\u003e \u003cstrong\u003e1 ESX QL800.4 Amplifier\u003c\/strong\u003e\n\u003c\/li\u003e\n\n\u003cli\u003e \u003cstrong\u003eCompact bass control remote\u003c\/strong\u003e\n\u003c\/li\u003e\n\n\u003cli\u003e \u003cstrong\u003eInstallation Manual\u003c\/strong\u003e\n\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003chr\u003e\n\n \u003ch2\u003e📎 Additional accessories (sold separately)\u003c\/h2\u003e\n\n\u003cul\u003e\n\n\u003cli\u003e \u003cstrong\u003eHigh performance power cables\u003c\/strong\u003e\n\u003c\/li\u003e\n\n\u003cli\u003e \u003cstrong\u003eShielded RCA cables\u003c\/strong\u003e\n\u003c\/li\u003e\n\n\u003cli\u003e \u003cstrong\u003eCompatible speakers and subwoofers\u003c\/strong\u003e\n\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003chr\u003e\n\n\u003cp\u003e 📄 \u003ca href=\"https:\/\/www.esxaudio.de\/assets\/ql800.4.pdf\" target=\"_blank\" title=\"ESX QL800.4 – 4 Channel Class D Digital Amplifier 2 x 400 Watt RMS\" rel=\"noopener\"\u003e\u003cstrong\u003e[ESX QL800.4 manual (PDF)]\u003c\/strong\u003e\u003c\/a\u003e\u003c\/p\u003e\n\n\u003cp\u003e The \u003cstrong\u003eESX QL800.4\u003c\/strong\u003e is the ideal choice for those looking for \u003cstrong\u003eexceptional audio power\u003c\/strong\u003e in a \u003cstrong\u003ecompact format\u003c\/strong\u003e . Perfect for \u003cstrong\u003ein-car audio installations\u003c\/strong\u003e where space is limited, it guarantees \u003cstrong\u003eoptimal performance\u003c\/strong\u003e without compromise.\u003c\/p\u003e","brand":"ESX","offers":[{"title":"Default Title","offer_id":46581822587147,"sku":"QL800.4","price":299.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0770\/1928\/3723\/files\/ESX-ESX-QL800.4-_-Amplificateur-4-Canaux-Class-D-Digital-2-x-400-Watt-RMS-Multison-177998978.jpg?v=1739009919","url":"https:\/\/mumltisun.com\/en\/products\/esx-ql800-4-amplificateur-4-canaux-class-d-digital-2-x-400-watt-rms","provider":"mumltisun.com","version":"1.0","type":"link"}