{"product_id":"rel-tzero-mkiii-100-watt-subwoofer-white","title":"REL TZero MKIII 100 Watt Subwoofer - White","description":"\u003ch2\u003e\u003cstrong\u003eREL Tzero MKIII Compact Subwoofer – White\u003c\/strong\u003e\u003c\/h2\u003e\n\u003ch3\u003e\u003cstrong\u003eSmall in Size. Big on Bass Performance.\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eBring deeper, cleaner bass into your system with the REL Tzero MKIII Subwoofer, a compact active subwoofer designed for music lovers and home cinema users who want serious low-end performance without sacrificing valuable floor space. Built for smaller rooms, apartments, studios and office setups, the Tzero MKIII proves that compact subwoofers can still deliver powerful, accurate bass.\u003c\/p\u003e\n\u003cp\u003eEngineered with REL’s signature sound philosophy, this latest version combines a redesigned aluminium bass driver, a fast Class D amplifier and a sealed cabinet design to produce bass that feels tight, natural and controlled rather than overwhelming.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3\u003e\u003cstrong\u003eCompact Design, Genuine REL Performance\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe Tzero MKIII is REL’s most compact subwoofer in the Serie T range, created for systems where space is limited but performance still matters. Its slim footprint makes it easy to position beside speakers, furniture or AV setups without dominating the room.\u003c\/p\u003e\n\u003cp\u003eDespite its small size, it delivers the kind of low-frequency weight and authority that transforms the listening experience—adding scale to music, depth to films and impact to games.\u003c\/p\u003e\n\u003cp\u003eFor smaller living rooms and dedicated listening spaces, it’s an ideal upgrade.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3\u003e\u003cstrong\u003eNew 6.5-Inch Aluminium Driver for Faster Bass Response\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eAt the heart of the Tzero MKIII is an upgraded \u003cstrong\u003e6.5-inch downward-firing aluminium bass driver\u003c\/strong\u003e, developed to improve speed, precision and bass extension.\u003c\/p\u003e\n\u003cp\u003eAluminium offers an excellent balance of stiffness and lightness, allowing the driver to move quickly and accurately. This means bass notes start and stop with greater control, avoiding the slow or boomy sound often found in compact subs.\u003c\/p\u003e\n\u003cp\u003eThe result is bass that feels tighter, punchier and more musical—perfect for rhythm-heavy tracks, cinematic effects and detailed low-frequency reproduction.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3\u003e\u003cstrong\u003eEfficient Class D Amplification\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003ePowering the Tzero MKIII is an efficient \u003cstrong\u003e100-watt Class D amplifier\u003c\/strong\u003e designed for speed and efficiency.\u003c\/p\u003e\n\u003cp\u003eClass D amplification helps deliver clean, controlled power while generating less heat and consuming less energy. This allows the subwoofer to respond quickly to dynamic changes in audio, maintaining control even during demanding bass passages.\u003c\/p\u003e\n\u003cp\u003eWhether it’s subtle bass textures in music or explosive movie soundtracks, the amplifier keeps everything composed and accurate.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3\u003e\u003cstrong\u003eAcoustic Suspension Cabinet for Cleaner Sound\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eUnlike ported designs that can exaggerate bass, the Tzero MKIII uses a \u003cstrong\u003esealed acoustic suspension cabinet\u003c\/strong\u003e for tighter, more natural low-frequency performance.\u003c\/p\u003e\n\u003cp\u003eThis cabinet design improves transient response, meaning bass sounds more precise and integrated with your main speakers.\u003c\/p\u003e\n\u003cp\u003eIt’s particularly beneficial for music listening, where timing and tonal accuracy are essential.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3\u003e\u003cstrong\u003eStrong Cabinet Construction with Internal Bracing\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eREL has designed the cabinet with \u003cstrong\u003eheavy internal bracing and radiused edges\u003c\/strong\u003e to reduce unwanted resonance and cabinet vibration.\u003c\/p\u003e\n\u003cp\u003eThis structural rigidity helps keep the sound clean and focused by preventing distortion caused by enclosure movement.\u003c\/p\u003e\n\u003cp\u003eThe result is a cleaner bass response with better detail and improved overall clarity.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3\u003e\u003cstrong\u003eFlexible Connectivity for Hi-Fi and Home Cinema\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eOne of the biggest strengths of the Tzero MKIII is its flexible input options, making it easy to integrate into almost any system.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eHigh-Level Input (REL Neutrik Speaker Connection)\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eREL’s famous high-level connection takes the signal directly from your amplifier’s speaker outputs, allowing the subwoofer to match the tonal character and timing of your main speakers.\u003c\/p\u003e\n\u003cp\u003eThis creates a more natural and seamless blend, especially in stereo systems.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eLow-Level Phono Input\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eIdeal for standard stereo connections, offering clean integration with preamps, DACs and integrated amplifiers.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eDedicated LFE Input\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003ePerfect for AV receivers and surround sound systems, allowing direct connection to the dedicated subwoofer channel for film and TV performance.\u003c\/p\u003e\n\u003cp\u003eThis separate LFE input also has its own level control, making it easier to switch between music and cinema without adjusting settings every time.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3\u003e\u003cstrong\u003eAdjustable Crossover for Better System Matching\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe onboard crossover control extends down to \u003cstrong\u003e25Hz\u003c\/strong\u003e, allowing you to fine-tune how the subwoofer integrates with your speakers.\u003c\/p\u003e\n\u003cp\u003eThis flexibility helps achieve a smoother transition between the main speakers and subwoofer, creating a more balanced and cohesive soundstage.\u003c\/p\u003e\n\u003cp\u003eWhether paired with bookshelf speakers, floorstanders or soundbars, setup remains straightforward.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3\u003e\u003cstrong\u003e180° Phase Switch for Easier Placement\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe built-in \u003cstrong\u003ephase switch\u003c\/strong\u003e helps align the subwoofer’s output with your main speakers.\u003c\/p\u003e\n\u003cp\u003eThis is especially useful if room layout or positioning affects bass timing, helping achieve stronger, cleaner bass performance in your listening position.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3\u003e\u003cstrong\u003eIdeal for Dual Subwoofer Systems\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe Tzero MKIII works exceptionally well in twin-subwoofer setups.\u003c\/p\u003e\n\u003cp\u003eUsing two compact subwoofers can create a more even bass distribution across the room while improving speed, balance and stereo imaging.\u003c\/p\u003e\n\u003cp\u003eFor stereo systems, placing one sub near each speaker can dramatically improve bass consistency while freeing the main speakers to focus on midrange and vocals.\u003c\/p\u003e\n\u003cp\u003eThe result is often better clarity and improved overall system performance.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3\u003e\u003cstrong\u003ePremium High Gloss Finish\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eREL has given the Tzero MKIII the same premium finish as its larger models, with a deep \u003cstrong\u003efive-layer high-gloss White lacquer\u003c\/strong\u003e that gives it a sleek, premium appearance.\u003c\/p\u003e\n\u003cp\u003eCombined with its compact shape and smart aluminium feet, it looks refined and modern in any room.\u003c\/p\u003e\n\u003cp\u003eIt’s a subwoofer designed to be seen as well as heard.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3\u003e\u003cstrong\u003eKey Features\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eCompact 6.5-inch downward-firing active subwoofer\u003c\/li\u003e\n\u003cli\u003e100W Class D amplifier\u003c\/li\u003e\n\u003cli\u003eNew aluminium bass driver for improved speed and punch\u003c\/li\u003e\n\u003cli\u003eSealed acoustic suspension cabinet for tighter bass\u003c\/li\u003e\n\u003cli\u003eInternal bracing for reduced resonance and distortion\u003c\/li\u003e\n\u003cli\u003eHigh-level Neutrik speaker input for seamless hi-fi integration\u003c\/li\u003e\n\u003cli\u003eLow-level phono input for stereo systems\u003c\/li\u003e\n\u003cli\u003eDedicated LFE input for home cinema systems\u003c\/li\u003e\n\u003cli\u003eIndependent LFE level control\u003c\/li\u003e\n\u003cli\u003eAdjustable crossover down to 25Hz\u003c\/li\u003e\n\u003cli\u003e180° phase switch for system alignment\u003c\/li\u003e\n\u003cli\u003ePremium high-gloss White finish\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch3\u003e\u003cstrong\u003ePerfect for Smaller Spaces, Built for Bigger Sound\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe REL Tzero MKIII is proof that you don’t need a large subwoofer to achieve deep, musical and controlled bass. Whether you're upgrading a stereo setup, improving a soundbar or adding impact to your home cinema system, it delivers REL’s signature bass quality in one of the most compact designs they’ve ever built.\u003c\/p\u003e\n\u003cp\u003eFor smaller rooms where space matters but performance still counts, the Tzero MKIII is a serious upgrade.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eTechnical Specifications\u003c\/strong\u003e\u003c\/h3\u003e\n\u003ctable style=\"width: 51.4286%; height: 466.844px;\" class=\"table specification-table\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 16.1875px;\"\u003e\n\u003cth style=\"width: 49.6085%; height: 16.1875px;\"\u003eType\u003c\/th\u003e\n\u003ctd style=\"width: 49.6823%; height: 16.1875px;\"\u003eSealed, down-firing active woofer\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.1875px;\"\u003e\n\u003cth style=\"width: 49.6085%; height: 39.1875px;\"\u003eDrive Unit\u003c\/th\u003e\n\u003ctd style=\"width: 49.6823%; height: 39.1875px;\"\u003e6.5-inch \/ 165mm long-throw, steel chassis\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 58.7812px;\"\u003e\n\u003cth style=\"width: 49.6085%; height: 58.7812px;\"\u003eLower Frequency Response\u003c\/th\u003e\n\u003ctd style=\"width: 49.6823%; height: 58.7812px;\"\u003e38 Hz at -6 dB in room\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 58.7812px;\"\u003e\n\u003cth style=\"width: 49.6085%; height: 58.7812px;\"\u003eInput Connectors\u003c\/th\u003e\n\u003ctd style=\"width: 49.6823%; height: 58.7812px;\"\u003eHigh-Level Neutrik Speakon, Low-Level single phono, LFE phono\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.1875px;\"\u003e\n\u003cth style=\"width: 49.6085%; height: 39.1875px;\"\u003eInput Impedance\u003c\/th\u003e\n\u003ctd style=\"width: 49.6823%; height: 39.1875px;\"\u003eHigh-Level: 150k, Low Level: 10k, .1\/LFE: 10k Ohms\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.1875px;\"\u003e\n\u003cth style=\"width: 49.6085%; height: 39.1875px;\"\u003eGain Control Range\u003c\/th\u003e\n\u003ctd style=\"width: 49.6823%; height: 39.1875px;\"\u003e80 dB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.1875px;\"\u003e\n\u003cth style=\"width: 49.6085%; height: 39.1875px;\"\u003ePower Output\u003c\/th\u003e\n\u003ctd style=\"width: 49.6823%; height: 39.1875px;\"\u003e100 Watts (RMS)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.1875px;\"\u003e\n\u003cth style=\"width: 49.6085%; height: 39.1875px;\"\u003ePhase Switch\u003c\/th\u003e\n\u003ctd style=\"width: 49.6823%; height: 39.1875px;\"\u003e0 or 180 degrees\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.1875px;\"\u003e\n\u003cth style=\"width: 49.6085%; height: 39.1875px;\"\u003eAmplifier Type\u003c\/th\u003e\n\u003ctd style=\"width: 49.6823%; height: 39.1875px;\"\u003eClass D\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.1875px;\"\u003e\n\u003cth style=\"width: 49.6085%; height: 39.1875px;\"\u003eMains Input Voltage\u003c\/th\u003e\n\u003ctd style=\"width: 49.6823%; height: 39.1875px;\"\u003e100-240 volts\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.1875px;\"\u003e\n\u003cth style=\"width: 49.6085%; height: 39.1875px;\"\u003eDimensions (WHD)\u003c\/th\u003e\n\u003ctd style=\"width: 49.6823%; height: 39.1875px;\"\u003e216 x 241 x 260 mm Including Feet and Rear Panel Controls\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003cth style=\"width: 49.6085%; height: 19.5938px;\"\u003eNet Weight\u003c\/th\u003e\n\u003ctd style=\"width: 49.6823%; height: 19.5938px;\"\u003e6.8 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cspan class=\"body-search-keyword\" style=\"display: none;\"\u003eREL TZero MKIII 100 Watt Subwoofer - White, REL, TZero, MKIII, 100, Watt, Subwoofer, White, REL ACOUSTICS Tzero mk3, TZEROMKIII-WH, tzero, rel tzero mkiii, T zero mkiii\u003c\/span\u003e","brand":"REL","offers":[{"title":"White","offer_id":57159766573433,"sku":"2000004157","price":449.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0636\/8224\/8931\/files\/rel-tzero-mkiii-100-watt-subwoofer-white.jpg?v=1777384024","url":"https:\/\/www.electricshop.com\/products\/rel-tzero-mkiii-100-watt-subwoofer-white","provider":"electricshop.com","version":"1.0","type":"link"}