{"product_id":"hertz-mps-250-s4","title":"HERTZ MPS 250 S4","description":"\u003cp data-start=\"77\" data-end=\"573\" class=\"PDq2pG_selectionAnchorContainer\"\u003e\u003cbr\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003eThe HERTZ MPS 250 S4 was developed for high-end car audio systems that require a shallow installation depth but still demand powerful and precise bass. Thanks to its exceptionally flat design, the 25-cm subwoofer is ideal for compact enclosures, false floors, or installation under seats. Despite its shallow installation depth, it impresses with impressive cone excursion and delivers dynamic, deep bass with excellent control—perfect for sound-oriented upgrades\u003cspan aria-hidden=\"true\" class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/span\u003e.\u003c\/p\u003e\n\u003cp data-start=\"575\" data-end=\"1081\"\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003eThe torsionally rigid die-cast aluminum basket ensures maximum stability, while the generously sized 38-mm copper voice coil operates reliably even under heavy load. The specially developed Air Intercooling Revolution (A.I.R.) cooling system improves heat dissipation and helps maintain consistent performance. The MPS 250 S4 is optimized for small, enclosed enclosures, where it delivers precise, dry bass reproduction with high impulse fidelity\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=\"1083\" data-end=\"1103\"\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=\"1105\" data-end=\"1885\" data-is-last-node=\"\" data-is-only-node=\"\"\u003e\n\u003cli data-section-id=\"1ks9c2c\" data-start=\"1105\" data-end=\"1140\" style=\"font-weight: bold; color: rgb(0, 0, 0);\"\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003e25 cm (10-inch) Shallow Subwoofer\u003c\/strong\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-section-id=\"1vy5svm\" data-start=\"1141\" data-end=\"1170\" style=\"font-weight: bold; color: rgb(0, 0, 0);\"\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003eRMS Power Handling: 500 watts\u003c\/strong\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-section-id=\"15s91z\" data-start=\"1171\" data-end=\"1204\" style=\"font-weight: bold; color: rgb(0, 0, 0);\"\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003eMaximum power handling: 1,000 watts\u003c\/strong\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-section-id=\"1f7jyb0\" data-start=\"1205\" data-end=\"1222\" style=\"font-weight: bold; color: rgb(0, 0, 0);\"\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003eImpedance: 4 ohms\u003c\/strong\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-section-id=\"7vyo0d\" data-start=\"1223\" data-end=\"1263\" style=\"font-weight: bold; color: rgb(0, 0, 0);\"\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003eSingle Voice Coil\u003c\/strong\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-section-id=\"13jnods\" data-start=\"1264\" data-end=\"1297\" style=\"font-weight: bold; color: rgb(0, 0, 0);\"\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003eVoice coil diameter: 38 mm\u003c\/strong\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-section-id=\"zp65rq\" data-start=\"1298\" data-end=\"1328\" style=\"font-weight: bold; color: rgb(0, 0, 0);\"\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003eFrequency range: 25–400 Hz\u003c\/strong\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-section-id=\"m6f872\" data-start=\"1329\" data-end=\"1352\" style=\"font-weight: bold; color: rgb(0, 0, 0);\"\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003eEfficiency: 83.5 dB\u003c\/strong\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-section-id=\"wvt4dn\" data-start=\"1353\" data-end=\"1383\" style=\"font-weight: bold; color: rgb(0, 0, 0);\"\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003eResonance frequency (Fs): 29 Hz\u003c\/strong\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-section-id=\"o2eg77\" data-start=\"1384\" data-end=\"1420\" style=\"font-weight: bold; color: rgb(0, 0, 0);\"\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003eXmax (linear displacement): 16.8 mm\u003c\/strong\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-section-id=\"zjaa2t\" data-start=\"1421\" data-end=\"1460\" style=\"font-weight: bold; color: rgb(0, 0, 0);\"\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003eXmech (mechanical travel): 20 mm\u003c\/strong\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-section-id=\"1xdw57x\" data-start=\"1461\" data-end=\"1483\" style=\"font-weight: bold; color: rgb(0, 0, 0);\"\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003eInstallation depth: 82.6 mm\u003c\/strong\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-section-id=\"s14ytp\" data-start=\"1484\" data-end=\"1512\" style=\"font-weight: bold; color: rgb(0, 0, 0);\"\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003eOuter diameter: 274.5 mm\u003c\/strong\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-section-id=\"1aozobf\" data-start=\"1513\" data-end=\"1542\" style=\"font-weight: bold; color: rgb(0, 0, 0);\"\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003eInstallation diameter: 231.6 mm\u003c\/strong\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-section-id=\"nwaunp\" data-start=\"1543\" data-end=\"1582\" style=\"font-weight: bold; color: rgb(0, 0, 0);\"\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003eMagnet: High-density ferrite magnet\u003c\/strong\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-section-id=\"svnh2i\" data-start=\"1583\" data-end=\"1614\" style=\"font-weight: bold; color: rgb(0, 0, 0);\"\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003eDiaphragm material: polypropylene\u003c\/strong\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-section-id=\"1w3f750\" data-start=\"1615\" data-end=\"1633\" style=\"font-weight: bold; color: rgb(0, 0, 0);\"\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003eWeight: 5.11 kg\u003c\/strong\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-section-id=\"15aug1i\" data-start=\"1634\" data-end=\"1685\" style=\"font-weight: bold; color: rgb(0, 0, 0);\"\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003eRecommended tank: closed, approx. 12–14 liters\u003c\/strong\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-section-id=\"90rxtd\" data-start=\"1686\" data-end=\"1720\" style=\"font-weight: bold; color: rgb(0, 0, 0);\"\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003eSturdy die-cast aluminum basket\u003c\/strong\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-section-id=\"1kwhjjc\" data-start=\"1721\" data-end=\"1767\" style=\"font-weight: bold; color: rgb(0, 0, 0);\"\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003eAir Intercooling Revolution (A.I.R.) Cooling\u003c\/strong\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-section-id=\"c4kapd\" data-start=\"1768\" data-end=\"1806\" style=\"font-weight: bold; color: rgb(0, 0, 0);\"\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003eHeavy-duty 8-AWG speaker terminals\u003c\/strong\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-section-id=\"gavguh\" data-start=\"1807\" data-end=\"1885\" data-is-last-node=\"\" style=\"font-weight: bold; color: rgb(0, 0, 0);\"\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003eProtective grille included\u003c\/strong\u003e\u003c\/span\u003e\u003cbr\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"HERTZ","offers":[{"title":"Single","offer_id":53249030258955,"sku":"78035501","price":319.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0655\/8063\/0283\/files\/akeneo__48816.jpg?v=1784482527","url":"https:\/\/mtaudio.eu\/en\/products\/hertz-mps-250-s4","provider":"MT Audio Shop","version":"1.0","type":"link"}