FOCAL SUB20SF subwoofer
The SUB 20 SF delivers powerful, controlled bass that transforms the presence and impact of low frequencies in your vehicle. Made with an exclusive Slatefiber cone of recycled carbon fibres, it ensures precision, energy, and exceptional durability.
Powerful bass
The SUB 20 SF delivers powerful, controlled bass that transforms the presence and impact of low frequencies in your vehicle. Made with an exclusive Slatefiber cone of recycled carbon fibres, it ensures precision, energy and exceptional durability.
Robust design & exemplary performance
The non-woven recycled carbon fibre Slatefiber cone provides rigidity, speed and precise damping. The result is dynamic, deep and distortion-free bass, even at high volume or during long listening sessions. A ferrite motor guarantees stability at high excursion, while the butyl surround maintains durability and precise control. The aluminium Rotor design frame adds strength and a bold visual identity.
Easy installation & compatibility
With its convenient push terminal block and included grille, the SUB 20 SF is designed for quick, reliable installation. Its optimized efficiency reduces amplification requirements, making the subwoofer compatible with a wide range of car audio systems.
| Product Type | Passive Subwoofer |
|---|---|
| Subwoofer Size | 200 mm (8") |
| Cone Material | Slatefiber |
| Voice Coil Diameter | 52 mm (2") |
| Former Material | Glass Fiber |
| Voice Coil Layers | 4 |
| Voice Coil Wire | Copper |
| Magnet | Ferrite |
| Basket | Aluminium Rotor Design |
| Surround | Butyl |
| Nominal Power | 200 W RMS |
| Maximum Power | 400 W |
| Sensitivity (2.83V/1m) | 87 dB |
| Nominal Impedance | 4 Ω |
| Mounting Depth | 90 mm |
| Cut-Out Diameter | 200 mm |
| Grille Included | Yes |
| Country of Manufacture | France |






