{"product_id":"hertz-sp-4-500","title":"HERTZ SP 4.500","description":"\u003cp data-start=\"84\" data-end=\"526\" class=\"PDq2pG_selectionAnchorContainer\"\u003e\u003cbr\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003eThe HERTZ SP 4.500 was developed for demanding car audio installations that require high power output in a minimal installation space. Thanks to modern Advanced D-Class (ADC) technology, the amplifier operates with exceptional efficiency while remaining pleasantly compact. Whether under a car seat, behind a trim panel, or in a motorcycle—the SP 4.500 delivers powerful, dynamic sound even in tight installation spaces\u003cspan aria-hidden=\"true\" class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/span\u003e.\u003c\/p\u003e\n\u003cp data-start=\"528\" data-end=\"1019\"\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003eWith up to 4 x 150 watts RMS at 2 ohms or 2 x 300 watts RMS in bridge mode, the amplifier is suitable for both high-power front and rear systems as well as for a combination of speakers and subwoofers. The rugged aluminum enclosure with IP55 protection reliably shields against moisture and dust, while high-quality filters and a wide range of connection options allow for flexible integration into virtually any audio system\u003c\/strong\u003e\u003c\/span\u003e.\u003cbr\u003e\u003cbr\u003e \u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003e\u003cspan data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-section-id=\"vdeyho\" data-start=\"1021\" data-end=\"1041\"\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003e\u003cspan style=\"text-decoration: underline;\"\u003eTechnical Specifications\u003c\/span\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul data-start=\"1043\" data-end=\"2206\" data-is-last-node=\"\" data-is-only-node=\"\"\u003e\n\u003cli data-section-id=\"og5wpq\" data-start=\"1043\" data-end=\"1096\" style=\"font-weight: bold; color: rgb(0, 0, 0);\"\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003e4-Channel Class-D Amplifier (ADC – Advanced D-Class)\u003c\/strong\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-section-id=\"1wxo7nn\" data-start=\"1097\" data-end=\"1133\" style=\"font-weight: bold; color: rgb(0, 0, 0);\"\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003eOperating modes: 4-, 3-, or 2-channel\u003c\/strong\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-section-id=\"1txbrii\" data-start=\"1134\" data-end=\"1167\" style=\"font-weight: bold; color: rgb(0, 0, 0);\"\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003eRMS power at 4 ohms: 4 × 90 watts\u003c\/strong\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-section-id=\"j6oewh\" data-start=\"1168\" data-end=\"1202\" style=\"font-weight: bold; color: rgb(0, 0, 0);\"\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003eRMS Power at 2 Ohms: 4 × 150 watts\u003c\/strong\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-section-id=\"1akw8tw\" data-start=\"1203\" data-end=\"1254\" style=\"font-weight: bold; color: rgb(0, 0, 0);\"\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003e3-Channel RMS Power: 2 × 145 watts + 1 × 300 watts\u003c\/strong\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-section-id=\"bdapvp\" data-start=\"1255\" data-end=\"1300\" style=\"font-weight: bold; color: rgb(0, 0, 0);\"\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003eRMS power (bridged, 4 ohms): 2 × 300 watts\u003c\/strong\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-section-id=\"1wed6a4\" data-start=\"1301\" data-end=\"1331\" style=\"font-weight: bold; color: rgb(0, 0, 0);\"\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003eTotal power: 600 watts RMS\u003c\/strong\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-section-id=\"eio419\" data-start=\"1332\" data-end=\"1358\" style=\"font-weight: bold; color: rgb(0, 0, 0);\"\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003eEfficiency of up to 87%\u003c\/strong\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-section-id=\"wbexjb\" data-start=\"1359\" data-end=\"1388\" style=\"font-weight: bold; color: rgb(0, 0, 0);\"\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003eTotal Harmonic Distortion (THD): \u0026lt; 0.02%\u003c\/strong\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-section-id=\"1n9deh6\" data-start=\"1389\" data-end=\"1423\" style=\"font-weight: bold; color: rgb(0, 0, 0);\"\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003eSignal-to-noise ratio: 100 dB(A)\u003c\/strong\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-section-id=\"1v5zaxy\" data-start=\"1424\" data-end=\"1454\" style=\"font-weight: bold; color: rgb(0, 0, 0);\"\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003eFrequency response: 10 Hz – 35 kHz\u003c\/strong\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-section-id=\"1cbkp8p\" data-start=\"1455\" data-end=\"1478\" style=\"font-weight: bold; color: rgb(0, 0, 0);\"\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003eDamping factor: \u0026gt;150\u003c\/strong\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-section-id=\"1syfbte\" data-start=\"1479\" data-end=\"1523\" style=\"font-weight: bold; color: rgb(0, 0, 0);\"\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003eHigh-pass filter: 50 Hz – 5 kHz (12 dB\/oct.)\u003c\/strong\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-section-id=\"1q1s2tc\" data-start=\"1524\" data-end=\"1568\" style=\"font-weight: bold; color: rgb(0, 0, 0);\"\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003eLow-pass filter: 50 Hz – 5 kHz (12 dB\/oct.)\u003c\/strong\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-section-id=\"1wy2ixe\" data-start=\"1569\" data-end=\"1603\" style=\"font-weight: bold; color: rgb(0, 0, 0);\"\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003eBass Boost: 0 to 8 dB at 45 Hz\u003c\/strong\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-section-id=\"nyl6ws\" data-start=\"1604\" data-end=\"1658\" style=\"font-weight: bold; color: rgb(0, 0, 0);\"\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003eRCA (Pre-In) and high-level inputs (Speaker-In)\u003c\/strong\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-section-id=\"3crtmi\" data-start=\"1659\" data-end=\"1701\" style=\"font-weight: bold; color: rgb(0, 0, 0);\"\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003eRCA input sensitivity: 0.6 – 6 V\u003c\/strong\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-section-id=\"bucv4g\" data-start=\"1702\" data-end=\"1750\" style=\"font-weight: bold; color: rgb(0, 0, 0);\"\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003eHigh-level input sensitivity: 2.2 – 22 V\u003c\/strong\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-section-id=\"147fsgs\" data-start=\"1751\" data-end=\"1798\" style=\"font-weight: bold; color: rgb(0, 0, 0);\"\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003eMinimum impedance: 2 ohms (stereo), 4 ohms (bridged)\u003c\/strong\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-section-id=\"1otnmi5\" data-start=\"1799\" data-end=\"1834\" style=\"font-weight: bold; color: rgb(0, 0, 0);\"\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003eSupply voltage: 11–15 V DC\u003c\/strong\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-section-id=\"1e18p7v\" data-start=\"1835\" data-end=\"1853\" style=\"font-weight: bold; color: rgb(0, 0, 0);\"\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003eQuiescent current: 0.9 A\u003c\/strong\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-section-id=\"ff28sm\" data-start=\"1854\" data-end=\"1880\" style=\"font-weight: bold; color: rgb(0, 0, 0);\"\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003eMax. current draw: 27 A\u003c\/strong\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-section-id=\"o7b6a3\" data-start=\"1881\" data-end=\"1901\" style=\"font-weight: bold; color: rgb(0, 0, 0);\"\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003eProtection Class: IP55\u003c\/strong\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-section-id=\"eeaw3b\" data-start=\"1902\" data-end=\"1948\" style=\"font-weight: bold; color: rgb(0, 0, 0);\"\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003eDimensions (L × W × H): 192.7 × 130 × 49 mm\u003c\/strong\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-section-id=\"m86wkn\" data-start=\"1949\" data-end=\"1967\" style=\"font-weight: bold; color: rgb(0, 0, 0);\"\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003eWeight: 2.15 kg\u003c\/strong\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-section-id=\"1p0g9hx\" data-start=\"1968\" data-end=\"2015\" style=\"font-weight: bold; color: rgb(0, 0, 0);\"\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003eAluminum housing with sealed connectors\u003c\/strong\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-section-id=\"vaa8h8\" data-start=\"2016\" data-end=\"2062\" style=\"font-weight: bold; color: rgb(0, 0, 0);\"\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003eFanless design for silent operation\u003c\/strong\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-section-id=\"19p51yd\" data-start=\"2063\" data-end=\"2206\" data-is-last-node=\"\" style=\"font-weight: bold; color: rgb(0, 0, 0);\"\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003eUSS (Universal Speaker Simulator) for compatibility with modern OEM radios that feature speaker detection\u003c\/strong\u003e\u003c\/span\u003e.\u003cbr\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"HERTZ","offers":[{"title":"Single","offer_id":53251149824267,"sku":"78270041","price":349.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0655\/8063\/0283\/files\/akeneo__72055.jpg?v=1784577203","url":"https:\/\/mtaudio.eu\/en\/products\/hertz-sp-4-500","provider":"MT Audio Shop","version":"1.0","type":"link"}