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PLEASE CHECK AVAILABILITY BEFORE CONFIRMING YOUR PURCHASE! Our stock can change any minute – we sell through various sales channels.Brand New! – Closed Box. We are authorised dealers of the finest audio gear and musical instruments.Note 1: Free shipping within EU. If outside EU, please message us for specific shipping price to your particular location. The price you see is only a generic estimation for “outside EU”.Note 2: This product is custom ordered, please check availability and/or eventual shipping delay.Note 3: This product is factory set for 230V.Note 4: We sell without taxes anywhere outside Europe and to valid VAT ID companies inside Europe. Please ask us your price without Tax in those cases.Note 5: We can quote any kind of bundle with our products at the most convenient prices. Just ask for it.SONUS FABER GRAVIS III - ACTIVE SUBWOOFERThe Gravis III active subwoofer delivers powerful and precise bass with signature Sonus faber style.THE ULTIMATE DEPTHExemplifying unmatched power and elegance, the Gravis III active subwoofer is meticulously crafted to deliver striking bass performance. It seamlessly harmonizes with various sound systems and shares both an acoustic and visual affinity with the Sonus faber Olympica Nova collection.ICONIC SONUS FABER DESIGNEach subwoofer boasts an artisan-crafted wooden or lacquer top, enhancing its aesthetic allure. With its sleek, unembellished body, the design radiates a sense of purity and sophistication, complemented by Sonus faber’s signature leather finish on the sides.THE PURSUIT OF DEPTHGravis adds beauty and depth to Sonus faber’s Natural Sound signatureTECH SPECSSystem Sealed box loading, single driver, active subwooferLoudspeakersSw: Ø 250 mm, long throw, sandwich honeycombcone, wide rubber surround LF unitFrequency response@ - 6dB acoustic Linkwitz 4th order roll-on, default settingfrom 25 Hz to Fc (user continuously adjustable)On board amplifiersHigh performance Class AB600 W rms, 900 W (peak)Power consumption< 2 W (Stand-by)700 W (Rated power)Audio Input / Output2x LINE (unbalanced), Left and Right/LFE - RCA plugsLINE (balanced) - XLR plugHIGH LEVEL - Neutrik 4-pole Speakon© plugMains Input Voltage100 - 120 Vac – 50 / 60 Hz or 220 - 240 Vac – 50 / 60 HzFactory selectedDecoupling Systems Rubber padProduct dimensions (HxWxD)415 x 400 x 495 mm / unit16.3 x 15.7 x 19.5 in / unitDimensions with packaging (HxWxD)540 x 590 x 510 mm / unit21.3 x 23.2 x 20.1 in / unitWeight26,7 Kg / unit58.8 lb / unitPackaging weight38 Kg / unit83.8 lb / unitCabinetSquared shapeSemi gloss/ high gloss woodBlack leatherAluminumFuseT6.3A L250V (100 -120 Vac – 50/60 Hz)T3.15A L250V (220 -240 Vac – 50/60 Hz)ControlsDirect access Master volume.APP control featuring: 4 selectable presets, volume, continuously adjustable crossover frequency (40 to 150 Hz , filtering slope 24 dB/oct); continuously adjustable signal phase (0° to 360°); up to 8 parametric EQ filters, delay (1 to 20 ms); automatic room calibration; selectable threshold auto power on/off
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Sonus faber was founded in 1983 by Franco Serblin in Vicenza, Italy, emerging from a singular vision to create loudspeakers of superior musical quality using natural materials and refined design. The company's name, Latin for "handcrafted sound," encapsulates its foundational philosophy. Serblin's early work—including the iconic Snail prototype inspired by Leonardo da Vinci's sketches—established the brand's commitment to marrying acoustic performance with sculptural aesthetics. The company's Italian heritage remains central to its identity, with production continuing in Vicenza for over four decades.
Sonus faber specializes exclusively in loudspeakers, a focused approach that has defined its market position. The brand is renowned for handcrafted wooden cabinets, violin-inspired industrial design, and signature model lines including the Guarneri Homage, Amati, Stradivari, and Aida. Early designs featured Kevlar woofers and silk-dome tweeters, though solid-wood construction became the defining material signature. Each speaker is treated as a musical instrument rather than mere audio equipment, reflecting the company's artisanal manufacturing ethos.
Sonus faber occupies the premium high-end segment of the audio market, commanding respect among discerning audiophiles and collectors worldwide. The brand's reputation rests on uncompromising craftsmanship, luxury materials, and the integration of traditional Italian design principles with contemporary audio technology. Its positioning appeals to listeners who view speakers as both functional components and interior design statements—a niche that has sustained the company's prestige and premium pricing across its four-decade history.
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