DOWN4SOUND TCX 15" SUBWOOFER- 1 OR 2 OHM DVC | 2700W RMS

The DOWN4SOUND TCX 15” Subwoofer D1 is built to crush, tuned for control, and engineered for daily or demo use. It features a 3" 8-layer flat aluminum voice coil, carbon fiber cone, stitched surround, and triple-spider suspension system.

With a 5-stack Y35 ferrite motor and full-vented backplate, the TCX-15 D1 stays cool under pressure. Designed to hit hard and stay clean, it’s perfect for high-output systems where performance matters.

• RMS Handling: 2700W RMS
• Coil Size: 3 Inch – 8 Layer Flat Aluminum
• Impedance: Dual 1 Ohm (D1)
• Cutout Diameter: 360 mm / 14.17 in
• Mounting Depth: 342.90 mm / 13.5 in
• Weight: 109.35 lbs (101.41 lbs without packaging)
• Xmax: ~35 mm (one-way)
• Motor Size: 240 mm (9.45 in)
• Extended pole piece for deep linear travel
• Dual flared pole vent for smooth airflow
• Full gap and backplate venting for thermal stability
• Super High Performance 3" 8-layer flat wire voice coil (bifilar) - 0.3mm anodized ALU former - winding width spec for 3.2" (81mm) +/- 2mm

PRECISION ENGINEERING:
With a BL product of 20.164 T·m and Fs of 28.944 Hz, the TCX-15 D1 delivers deep, musical bass with serious control. The 8-layer coil increases power handling and reduces thermal saturation.

Triple spiders and a carbon cone maintain cone alignment even at high excursion, keeping your output clean and brutal.

• Resonance Frequency (Fs): 28.944 Hz
• Sd: 113.411 cm²
• Mms: 570.678 g
• BL: 20.164 T·m
• Qms: 3.782
• Qes: 0.469
• Qts: 0.417
• No (Efficiency): 0.195%
• Sensitivity (SPL): 84.9 dB
• Vas: 38.870 L
• Cms: 51.958 μm/N
• Krm: 24.110 mOhm
• Erm: 0.624
• Kxm: 74.417 mH
• Exm: 0.588 

RECOMMENDED ENCLOSURE:

• Ported Box Volume: 3.25 – 4.0 cu ft
• Tuning Frequency: 31 Hz
• TCX-15 | Port Area: 110L | Displacement: 2540.405 cm³