Down4Sound TCX 12" Subwoofer D2

The Down4Sound TCX 12" D2 is built for extreme output, thermal efficiency, and structural control. With a 3" 8-layer flat aluminum voice coil, carbon fiber cone, and stitched surround, this driver is engineered to handle serious power while maintaining cone integrity at maximum excursion. Its 5-stack Y35 ferrite motor, triple-spider suspension, and full venting across the backplate and gap ensure stability and cooling under stress — perfect for both street builds and competition enclosures.

Quick Notes

• RMS Power Handling: 2700W RMS
• Coil: 3" 8-layer flat aluminum
• Impedance: Dual 2Ω (D2)
• Cutout Diameter: 283 mm / 11.14"
• Mounting Depth: 308 mm / 12.13"
• Weight: 104.3 lbs (98.77 lbs net)
• Xmax: ~35 mm (one-way)
• Motor Size: 240 mm / 9.45"
• Extended Pole Piece: For linear travel
• Dual Flared Pole Vent: Smooth, efficient cooling airflow
• Fully Vented Motor & Backplate for thermal reliability

Precision Engineering

With a BL product of 27.834 T·m and Fs of 36.216 Hz, the TCX-12 D2 delivers clean, dynamic lows at extreme power levels. The 8-layer coil improves current handling and heat tolerance, while the rigid cone and triple-spider suspension maintain responsiveness under aggressive tuning. This sub strikes the perfect balance of brutal force and precision control.

Technical Specifications

• Resonance Frequency (Fs): 36.216 Hz
• Sd: 113.411 cm²
• Mms: 507.764 g
• BL: 27.834 T·m
• Qms: 4.697
• Qes: 0.561
• Qts: 0.492
• No (Efficiency): 0.097%
• Sensitivity (SPL): 83.1 dB
• Vas: 10.506 L
• Cms: 44.038 µm/N
• Krm: 36.769 mΩ
• Erm: 0.642
• Kxm: 102.547 mH
• Exm: 0.619

Recommended Enclosure

• Ported Volume: 2.0 – 2.5 cu ft
• Tuning Frequency: 32 Hz

Why Choose the TCX 12" D2?

The TCX-12 D2 is a powerhouse subwoofer designed for bassheads who demand both raw output and reliability. With its massive 5-stack motor, stitched surround, and full venting system, it’s ready to deliver brutal low-end with precision and control in any application.