The GLADEN SIGMA SSW12 delivers uncompromising low bass and superior sound pressure in your vehicle. Thanks to its large membrane surface and powerful drive, it is the right choice for users who want to feel the bass as well as hear it without sacrificing control and precision.
The stable paper cone, combined with the long-throw voice coil, enables efficient air movement, ensuring powerful, clean low frequencies, even at high levels. The dual 2-ohm voice coil offers maximum flexibility in system design and allows operation with powerful mono and multi-channel amplifiers.

With its balanced parameters, the SIGMA SSW12 is suitable for both closed and bass reflex enclosures. It is ideal for performance-oriented car audio systems with high demands for bass response and power handling.

• 12″ subwoofer for maximum low bass
• Long-throw 2″ voice coil (dual 2 ohms).
• Stable paper cone for high sound pressure
• Optimized for sealed and bass reflex enclosures.