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Down4Sound

DOWN4SOUND TCX 12" SUBWOOFER - 1 OHM DVC | 2700W RMS

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SKU:
TCX12D1
  • Down4Sound DOWN4SOUND TCX 12" SUBWOOFER - 1 OHM DVC | 2700W RMS
  • Down4Sound DOWN4SOUND TCX 12" SUBWOOFER - 1 OHM DVC | 2700W RMS
  • Down4Sound DOWN4SOUND TCX 12" SUBWOOFER - 1 OHM DVC | 2700W RMS
  • Down4Sound DOWN4SOUND TCX 12" SUBWOOFER - 1 OHM DVC | 2700W RMS
$6,712.13

  Lease to own   Pay as low as   $/week

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Description

The DOWN4SOUND TCX 12” Subwoofer D1 is precision-engineered for aggressive output and long-term durability. Featuring a 3" 8-layer flat aluminum voice coil, carbon fiber cone, stitched surround, and a massive 5-stack Y35 ferrite motor, it delivers raw output with total control.

This sub is thermally optimized through full venting on the motor, backplate, and pole piece — allowing you to push full power without losing performance.

 

QUICK NOTES:

  • RMS Handling: 2700W RMS
  • Coil Size: 3 Inch – 8 Layer Flat Aluminum
  • Impedance: Dual 1 Ohm (D1)
  • Cutout Diameter: 283 mm / 11.14 in
  • Mounting Depth: 311.15 mm / 12.25 in
  • Weight: 104.3 lbs (98.77 lbs without packaging)
  • Xmax: ~35 mm (one-way)
  • Motor Size: 240 mm (9.45 in)
  • Extended pole piece for linear throw
  • Dual flared pole vent for smooth coil cooling
  • Fully vented motor and backplate
  • 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 20.200 T·m and Fs of 36.451 Hz, the TCX-12 D1 hits low, clean, and consistently. The 8-layer coil boosts thermal durability and current capacity, allowing you to run it hard without failure.

Combined with a rigid cone and triple-spider suspension, this sub stays tight and responsive — no matter how deep you tune.

 

TECHNICAL SPECIFICATIONS:

  • Resonance Frequency (Fs): 36.451 Hz
  • Sd: 113.411 cm²
  • Mms: 507.996 g
  • BL: 20.200 T·m
  • Qms: 3.949
  • Qes: 0.458
  • Qts: 0.396
  • No (Efficiency): 0.108%
  • Sensitivity (SPL): 83.5 dB
  • Vas: 9.179 L
  • Cms: 41.047 μm/N
  • Krm: 38.767 mOhm
  • Erm: 0.620
  • Kxm: 92.944 mH
  • Exm: 0.594
 

RECOMMENDED ENCLOSURE:

  • Ported Box Volume: 2.0 – 2.5 cu ft
  • Tuning Frequency: 32 Hz
  • Displacement 0.25 cubic feet
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Warranty Information

Warranty Information

Your new Down4Sound product is covered by 1 limited warranty if purchased from Down4Sound or an authorized Down4Sound dealer. This warranty does not cover improper installation, accidental damage, misuse, abuse, improper wiring, operation of unit outside of listed specifications, or any product that has been modified or repaired by anyone other than Down4Sound. Your warranty covers defects in materials and/or workmanship ONLY and is not an insurance policy. The warranty only covers the original owner of the amplifier.

All warranty returns must be accompanied by the original sales invoice or receipt. You must contact us to request an RMA number prior to sending any returns via the RMA request form on our website. You are responsible for the cost of shipping your product back to us for warranty examination. If your product is covered under warranty, shipping back to you will be at no charge to you – if your product is replaced/repaired outside of warranty you must pay for return shipping and repair bill prior to the return of the product or if no defect is found you are required to pay for return shipping only.

At the sole discretion of Down4Sound your product will be either repaired or replaced when it is being covered under warranty. In the event of shipping damage due to improper packaging on products being returned to Down4Sound the customer is liable for the cost of all damages, necessary repairs, or replacement. Be sure to properly pack your return!

* Extended additional warranty purchased on amplifiers take effect from the date of purchase and must also be stated on original sales invoice or receipt.

Refund/Return Policy: https://www.down4soundshop.com/shipping-returns/

Down4Sound - Hours of Operation

Monday 6am - 9pm PDT
Tuesday 6am - 9pm PDT
Wednesday 6am - 9pm PDT
Thursday 6am - 9pm PDT
Friday 6am - 9pm PDT
Saturday 8am - 4pm PDT
Sunday Closed
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Additional Information

Model:
TCX
Ohm:
1
Subwoofer Size:
12
Product Type:
Subwoofer
Subwoofer Type:
DUAL VOICE COIL
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1 Review

  • 5

    This Subwoofer is a beast.

    Posted by Raymond Petty on Dec 06, 2025

    This subwoofer eats up everything you can give it. I have a small hatchback and it’s like thunder going off in that car. The only downside is right after I bought it they went on sale. Definitely would love two of these in that car. Thanks D4S!

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