Sonus Faber Gravis III High-End Subwoofer Walnut SBWU30WFI

Experience powerful, reference-quality bass with the Sonus Faber Gravis III Reference Subwoofer in Walnut finish (model SBWU30WFI). Designed for high-end audio systems, this active subwoofer delivers deep, tight, and dynamic low frequencies while maintaining Sonus Faber’s signature musicality and elegance.

Equipped with a 12-inch (300 mm) long-throw down-firing driver and a high-performance Class D amplifier rated at 500 W RMS (1000 W peak), the Gravis III produces controlled bass down to approximately 20 Hz, ideal for both audiophile stereo setups and advanced home theatre systems.

Its rear-panel interface includes independent Master and LFE volume controls, a continuously adjustable crossover (30–120 Hz, 24 dB/octave slope), and a phase switch (0°/180°) for precise integration with any speaker system. Despite its power, the compact design (approx. 450 × 400 × 450 mm) allows flexible placement in premium listening environments.

Finished in elegant Walnut, the Gravis III combines high-performance audio with sophisticated aesthetics, making it perfect for luxury listening rooms or high-end home theatre installations.

Features of Sonus Faber Gravis III Reference Subwoofer Walnut Finish SBWU30WFI

• Active reference subwoofer with 12-inch long-throw down-firing driver
• 500 W RMS / 1000 W peak Class D amplification
• Frequency response down to approximately 20 Hz (‑6 dB)
• Independent Master & LFE volume controls, 30–120 Hz adjustable crossover, 0°/180° phase switch
• Italian craftsmanship with premium Walnut finish
• Engineered to integrate with Sonus Faber’s Reference and Gravis series speakers

Applications of Sonus Faber Gravis III Reference Subwoofer Walnut Finish SBWU30WFI

• High-end stereo listening rooms requiring deep, controlled bass
• Luxury home theatre setups needing reference-quality low-frequency performance
• Integration with premium Sonus Faber speakers for cohesive sound
• Music listening environments demanding minimal distortion and precise tonal balance
• Advanced surround sound systems requiring powerful, room-filling bass

Specifications of Sonus Faber Gravis III Reference Subwoofer Walnut Finish SBWU30WFI

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