{"product_id":"reiss-rs-kj12-subwoofer-12-robuste-2000w-rms-double-bobine-2x4ω","title":"Reiss RS-KJ12 – Heavy-Duty 12\" 2000W RMS Dual Voice Coil 2x4Ω Subwoofer","description":"\u003ch3\u003eHighlights\u003c\/h3\u003e\n\u003cul\u003e\n\n\u003cli\u003eRobust 12-inch subwoofer with 2x4Ω dual voice coil\u003c\/li\u003e\n\n\u003cli\u003ePower handling of 2000W RMS \/ 4000W max\u003c\/li\u003e\n\n\u003cli\u003eMassive bass from 30 Hz to 500 Hz with control and precision\u003c\/li\u003e\n\n\u003cli\u003eSturdy chassis with ventilation ports for efficient cooling\u003c\/li\u003e\n\n\u003cli\u003eDurable construction designed for demanding installations\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003ch3\u003eDescription\u003c\/h3\u003e\n\u003cp\u003eThe Reiss RS-KJ12 is a powerful 12-inch subwoofer designed to deliver massive bass and high endurance, even in the most demanding audio systems. With a power handling of 2000W RMS (4000W max), it handles extreme sound levels without losing control or precision.\u003c\/p\u003e\n\n\u003ch3\u003ePower and Control\u003c\/h3\u003e\n\u003cp\u003eThe speaker operates in a wide frequency range from 30 Hz to 500 Hz, offering both deep and controlled bass reproduction. With a sensitivity of 84.3 dB, it combines power and precision – perfect for music listening and SPL installations.\u003c\/p\u003e\n\n\u003ch3\u003eRobust Construction\u003c\/h3\u003e\n\u003cp\u003eThe 3-inch voice coil, combined with a moving mass of approximately 300g and a cone surface area of 498 cm², ensures high air displacement and a solid foundation in the lower registers. The sturdy basket with ventilation ports guarantees efficient cooling and long-lasting performance, even under heavy load.\u003c\/p\u003e\n\n\u003ch3\u003eDesigned for Demanding Installations\u003c\/h3\u003e\n\u003cp\u003eWith a weight of 10 kg, a mounting depth of 159 mm, and a cutout diameter of Ø 283 mm, the RS-KJ12 is designed to withstand difficult installations without compromise. Its robust construction with a powerful magnetic system offers both durability and reliability in the most demanding configurations.\u003c\/p\u003e\n\n\u003cp\u003eKey features:\u003c\/p\u003e\n\u003cul\u003e\n\n\u003cli\u003e2000W RMS power handling for sustained performance\u003c\/li\u003e\n\n\u003cli\u003e4000W max power for dynamic peaks\u003c\/li\u003e\n\n\u003cli\u003e2x4Ω dual voice coil offering wiring flexibility (2Ω, 4Ω, or 8Ω)\u003c\/li\u003e\n\n\u003cli\u003e3-inch voice coil for good thermal management\u003c\/li\u003e\n\n\u003cli\u003e295g moving mass for powerful excursion\u003c\/li\u003e\n\n\u003cli\u003e498 cm² effective surface area for high air displacement\u003c\/li\u003e\n\n\u003cli\u003ePowerful Ø 164 mm magnetic system\u003c\/li\u003e\n\n\u003cli\u003eSturdy chassis with ventilation ports for efficient cooling\u003c\/li\u003e\n\n\u003cli\u003eQTS of 0.27 ideal for bass-reflex enclosures\u003c\/li\u003e\n\n\u003cli\u003eVas of 20.1 liters for generous enclosure volume\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable border=\"1\" cellpadding=\"8\" cellspacing=\"0\" style=\"width: 100%; border-collapse: collapse;\"\u003e\n\n\u003ctr\u003e\n\n\u003ctd colspan=\"2\" style=\"text-align: center; background-color: #f0f0f0;\"\u003e\u003cstrong\u003eGENERAL CHARACTERISTICS\u003c\/strong\u003e\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003e\u003cstrong\u003eModel\u003c\/strong\u003e\u003c\/td\u003e\n\n\u003ctd\u003eReiss RS-KJ12\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003e\u003cstrong\u003eSize\u003c\/strong\u003e\u003c\/td\u003e\n\n\u003ctd\u003e12 inches (30 cm)\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003e\u003cstrong\u003eRMS Power\u003c\/strong\u003e\u003c\/td\u003e\n\n\u003ctd\u003e2000 W\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003e\u003cstrong\u003eMAX Power\u003c\/strong\u003e\u003c\/td\u003e\n\n\u003ctd\u003e4000 W\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003e\u003cstrong\u003eImpedance\u003c\/strong\u003e\u003c\/td\u003e\n\n\u003ctd\u003e2 x 4 Ω (dual coil)\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003e\u003cstrong\u003eFrequency Range\u003c\/strong\u003e\u003c\/td\u003e\n\n\u003ctd\u003e30 – 500 Hz\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003e\u003cstrong\u003eSensitivity\u003c\/strong\u003e\u003c\/td\u003e\n\n\u003ctd\u003e84.3 dB\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd colspan=\"2\" style=\"text-align: center; background-color: #f0f0f0;\"\u003e\u003cstrong\u003eTHIELE \u0026amp; SMALL PARAMETERS\u003c\/strong\u003e\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003e\u003cstrong\u003eFs (Resonance Frequency)\u003c\/strong\u003e\u003c\/td\u003e\n\n\u003ctd\u003e38.2 Hz\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003e\u003cstrong\u003eRe (Voice Coil Resistance)\u003c\/strong\u003e\u003c\/td\u003e\n\n\u003ctd\u003e2 x 3.6 Ω\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003e\u003cstrong\u003eQes\u003c\/strong\u003e\u003c\/td\u003e\n\n\u003ctd\u003e0.64\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003e\u003cstrong\u003eQms\u003c\/strong\u003e\u003c\/td\u003e\n\n\u003ctd\u003e4.8\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003e\u003cstrong\u003eQts\u003c\/strong\u003e\u003c\/td\u003e\n\n\u003ctd\u003e0.27\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003e\u003cstrong\u003eVas (Equivalent Volume)\u003c\/strong\u003e\u003c\/td\u003e\n\n\u003ctd\u003e20.1 liters\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003e\u003cstrong\u003eCms (Suspension Compliance)\u003c\/strong\u003e\u003c\/td\u003e\n\n\u003ctd\u003e71.2 µm\/N\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003e\u003cstrong\u003eMms (Moving Mass)\u003c\/strong\u003e\u003c\/td\u003e\n\n\u003ctd\u003e295 g\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003e\u003cstrong\u003eSd (Effective Surface Area)\u003c\/strong\u003e\u003c\/td\u003e\n\n\u003ctd\u003e498 cm²\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd colspan=\"2\" style=\"text-align: center; background-color: #f0f0f0;\"\u003e\u003cstrong\u003eDIMENSIONS AND MOUNTING\u003c\/strong\u003e\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003e\u003cstrong\u003eVoice Coil Size\u003c\/strong\u003e\u003c\/td\u003e\n\n\u003ctd\u003e3 inches\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003e\u003cstrong\u003eMagnet Size\u003c\/strong\u003e\u003c\/td\u003e\n\n\u003ctd\u003eØ 164 mm\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003e\u003cstrong\u003eOverall Diameter\u003c\/strong\u003e\u003c\/td\u003e\n\n\u003ctd\u003eØ 318 mm\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003e\u003cstrong\u003eMounting Depth\u003c\/strong\u003e\u003c\/td\u003e\n\n\u003ctd\u003e159 mm\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003e\u003cstrong\u003eMounting Holes\u003c\/strong\u003e\u003c\/td\u003e\n\n\u003ctd\u003eØ 283 mm\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e\n\n\u003ctd\u003e10 kg\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\n\u003c\/table\u003e\n\n\u003ch3\u003eWhy choose it\u003c\/h3\u003e\n\u003cul\u003e\n\n\u003cli\u003e2000W RMS power handling for demanding audio systems\u003c\/li\u003e\n\n\u003cli\u003e2x4Ω dual voice coil allows wiring at 2Ω, 4Ω, or 8Ω depending on configuration\u003c\/li\u003e\n\n\u003cli\u003eMassive bass from 30 Hz with a resonance frequency of 38.2 Hz\u003c\/li\u003e\n\n\u003cli\u003eSturdy chassis with ventilation ports for efficient cooling\u003c\/li\u003e\n\n\u003cli\u003eQTS of 0.27 ideal for high-efficiency bass-reflex enclosures\u003c\/li\u003e\n\n\u003cli\u003e295g moving mass offering powerful excursion and deep bass\u003c\/li\u003e\n\n\u003cli\u003e498 cm² effective surface area for high air displacement\u003c\/li\u003e\n\n\u003cli\u003ePowerful Ø 164 mm magnetic system for optimal control\u003c\/li\u003e\n\n\u003cli\u003eDurable construction designed to withstand demanding installations\u003c\/li\u003e\n\n\u003cli\u003e84.3 dB sensitivity combining power and precision\u003c\/li\u003e\n\n\u003cli\u003eIdeal for music listening and SPL installations\u003c\/li\u003e\n\n\n\u003c\/ul\u003e","brand":"Reiss Audio","offers":[{"title":"Default Title","offer_id":54248332001603,"sku":"RS-KJ12.D4","price":299.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0890\/6247\/4051\/files\/RS-KJ12_heavy_e1620eae-219c-41e1-a695-1790ee01a123.webp?v=1772645147","url":"https:\/\/soundautoconcept.com\/en-eu\/products\/reiss-rs-kj12-subwoofer-12-robuste-2000w-rms-double-bobine-2x4%cf%89","provider":"Sound Auto Concept","version":"1.0","type":"link"}