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Sigma SSW12
Technical Highlights
- Hochleistung, 89,8 dB SPL, Dual 2x2 Ω Impedanz, 330 mm Durchmesser.
- 36 Hz Resonanzfrequenz, 16,7 Tm Kraftfaktor, 495 cm² Membranfläche.
- 0,54 Gesamtgüte, 2" Schwingspule, perfekt für Bassreflex-Gehäuse.
- More technical details
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Sigma SSW12 by Gladen
The Sigma SSW12 from Gladen is a 12" (30cm) Subwoofer that provides powerful deep bass in your vehicle. With its large diaphragm area and long-stroke 2" Dual-2-Ohm voice coil, it enables impressive sound pressure and flexibility in system design. The stable paper diaphragm and optimized suspension ensure efficient air movement, ideal for a punchy and precise low-frequency experience, even at high levels. The Subwoofer is suitable for both sealed and bass reflex enclosures, making it an excellent fit for performance-oriented car audio systems. Additional features include aluminum voice coil holders and a steel basket, contributing to the robustness of the device.
The GLADEN SIGMA SSW12 stands for uncompromising deep bass and authoritative sound pressure in the vehicle. Thanks to its large diaphragm area and powerful drive, it is the right choice for users who want to not only hear bass but also feel it, without sacrificing control and precision.
The stable paper diaphragm combined with the long-stroke suspension allows for efficient air movement and ensures a punchy and clean low frequency, 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.
Thanks to its balanced parameters, the SIGMA SSW12 is suitable for both sealed and bass reflex enclosures and is ideal for performance-oriented car audio systems that demand high levels of depth and load capacity.
- 12" Subwoofer for maximum deep bass
- Long-stroke 2" voice coil (Dual 2 Ohm)
- Stable paper diaphragm for high sound pressure
- Optimized for sealed & bass reflex enclosures
Technical Data
Material
- Dust cap: PP
- Voice coil holder: Aluminum
- Spider: 7.5" PC Mix (Poly-Cotton blend)
- Diaphragm: Paper
- Surround: Foam
- Basket: Steel
Data
- Recommended enclosure volume: 38-48 liters
- X-Max linear (+/-): 11.5 mm
- DC resistance (Rdc): 1.85 Ω (dual)
- Nominal impedance (Z): 2x2 Ω
- Resonance frequency (Fs): 36 Hz
- Voice coil diameter: 50 mm
- Voice coil height: 30 mm
- Mechanical quality (Qms): 6.89
- Electrical quality (Qes): 0.58
- Total quality (Qts): 0.54
- Moving mass (Mms): 181.6 g
- Diaphragm area (sd): 495 cm2
- Compliance of the suspension (Cms): 0.1mm/N
- Force factor (BL): 16.7 Tm
- Equivalent air volume (Vas): 36 liters
- Efficiency (η): 0.28 %
- SPL 2.83V/1m: 89.8 dB
- Outer diameter: 330 mm
- Mounting diameter: 284 mm
- Mounting depth: 154 mm

