Sonus Faber Gravis I 8" Active Subwoofer Made In Italy
SKU: Sonus Faber Gravis IMade In Italy
Sealed box loading, down firing active subwoofer
Amplification High linearity Class AB 150 W (nominal), 250 W (peak)
Frequency Response @ - 6dB, from 30 Hz to Fc (user adjustable)
5 Years Warranty
Sonus Faber Gravis I
The Gravis I powered subwoofer offers an ideal balance of size and performance for smaller listening spaces.
COMPREHENSIVE COMPATIBILITY
Gravis I, the most compact powered subwoofer in the Gravis collection, effortlessly harmonizes with diverse listening environments and audio systems. Gravis I seamlessly complements the aesthetics and acoustic characteristics of the Sonus faber Lumina collection and the smaller Sonetto bookshelf models, such as Sonetto I & II.
ITALIAN DESIGN
Gravis I boasts a compact design that effortlessly blends into any room. Available in four distinctive finishes and adorned with a leather top, embossed with the Sonus faber logo.
POWER AND DEPTH
Custom-designed drivers and amplifiers integrate seamlessly within Gravis I, delivering powerful depth with more efficient power consumption.

THE PURSUIT OF DEPTH
Gravis adds beauty and depth to Sonus faber’s Natural Sound signature.
System
Closed box loading, down firing active subwoofer
Loudspeakers
Sw: Ø 210 mm, very long throw, treated paper cone,
wide rubber surround woofer
Frequency response
@ - 6dB, from 30 Hz to Fc (user adjustable)
On board amplifiers
High linearity Class AB
150 W rms, 250 W (peak)
Power consumption
0.5 W (Stand-by)
200 W (Rated power)
Audio Input / Output
LFE (Low Frequency Effect) - mono RCA plug; LINE - mono RCA plug; HIGH LEVEL - Neutrik 4-pole Speakon©
Mains Input Voltage
Factory selected, 120 Vac – 60 Hz or 230 Vac - 50 Hz
Decoupling Systems
Rubber pad
Product dimensions (HxWxD)
334 x 286 x 316 mm / unit
13,1 x 11,2 x 12,4 in / unit
Dimensions with packaging (HxWxD)
447 x 437 x 418 mm / unit
17.6 x 17.2 x 16.5 in / unit
Weight
14 Kg / unit
30.9 lb / unit
Packaging weight
17,6 Kg / unit
38.8 lb / unit
Cabinet
Squared shape
Oper pore/ matte/ high gloss wood
Black leather
Fuse
Factory selected
T4.0A (110 Vac, 60 Hz); T2.0A (230 Vac, 50 Hz)
Controls
Independent Master and LFE volume controls
Continuously adjustable Crossover frequency (30 to 120
Hz), slope 24 dB / oct
Signal phase inversion switch (0/180°)
Auto switch - on / off (deselectable)
