Black Diamond 12” Dual 3” Voice Coil Subwoofer with Aluminum Basket | 4-Ohm
Product Overview DS18 DIA-T12.4D12” Dual 3” Voice Coil Subwoofer with Aluminum Basket | 4+4-ohm DVC The DIA-T12.4D...
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Product Overview
DS18 DIA-T12.4D
12” Dual 3” Voice Coil Subwoofer with Aluminum Basket | 4+4-ohm DVC
The DIA-T12.4D is built for bass heads. This 12-inch dual voice coil subwoofer packs 1000W RMS and 2000W peak power handling, for hard-hitting low frequencies that make every beat feel alive.
Engineered for Power and Precision
Featuring dual 3” aluminum voice coils and a 4+4 ohm impedance, the DIA-T12.4D offers flexible wiring options so you can tailor your system for MAX output or high-efficiency.
Premium Materials for Maximum Performance
Its sandblasted black aluminum basket is built tough to resist heat and vibration. The large 120 oz ferrite magnet drives extremely large amounts of air for flawless output every session.
Deep Impact
With a frequency response from 20Hz to 200Hz and a recommended low-pass crossover at 80Hz, the DIA-T12.4D delivers earth-shaking lows with precision and clarity!
Built to Fit, Built to Last
Measuring 12.7” in diameter with a mounting depth of 7.03”, this subwoofer fits most custom builds while offering high displacement (2.26L) for powerful sound. It’s ready to handle long sessions and high excursion without breaking a sweat.
Get the most from your low-end with Black Diamond’s DIA-T12.4D!
Key Features
- Premium Non-Pressed Paper Cone
- Dual 3” Aluminum Voice Coils
- Enhanced Power Handling
- Sandblasted Aluminum Basket
- Ferrite Magnet
Specifications
| Nominal Diameter | 12" / 304mm |
|---|---|
| Nominal Impedance | 4+4 Ohm |
| RMS Power Handling | 1000 Watts |
| MAX Power Handling | 2000 Watts |
| Sensitivity (1w/1m) | 82 dB |
| Frequency Response | 20-200Hz |
| Recommended Low Pass Crossover | 80Hz |
| Voice Coil Diameter | 3" / 76.5mm |
| Voice Coil Former Material | Aluminum |
| Winding Material | Copper |
| Cone Material | Non-Pressed Paper |
| Dust Cap Material | PPI |
| Surround Material | Foam |
| Basket Material | Aluminum |
| Basket Color - Finish | Sandblasted Black |
| Magnet Material | Ferrite |
| Magnet Weight | 120 oz |
| Displacement Volume | 2.26L / 0.08 ft³ |
| Equivalent Volume (Vas) | 22.23L / 0.785ft³ |
| Excursion (Xmax) | 24mm |
| Free Air Resonance (Fs) | 32 Hz |
| Mechanical Factor (Qms) | 3.827 |
| Electrical Factor (Qes) | 0.637 |
| Total Factor (Qts) | 0.546 |
| Moving Mass (Mms) | 418.78g |
| Compliance (Cms) | 55.6 M/N |
| Bl Factor (BL) | 11.076 |
| Voice Coil Inductance (Le) | 0.53 mH |
| Diaphragm Area (Sd) | 530.93cm² |
| DC Resistance (Re) | 1.8+1.8 ohm |
| Efficiency Bandwidth Product (EBP) | 50.2 |
| Sealed Internal Volume | 28.3L / 1ft³ |
| Sealed Box Output Response (F3) | 38Hz |
| Ported Internal Volume | 45.3L / 1.6ft³ |
| Port Size - Square (WxHxL) | 1.5"x11.81"x20.43" / 38x300x519mm |
| Port Tuning Frequency (Fb) | 34Hz |
| Ported Box Output Response (F3) | 27Hz |
| Overall Diameter | 12.7" / 323mm |
| Overall Depth | 8.46" / 215mm |
| Front Mount Baffle Cutout | 11.1" / 282mm |
| Mounting Depth | 7.03" / 178.6mm |
| Motor Diameter | 7.08" / 180mm |
Manuals & Documents
Shipping
Most products ship directly from our vendor warehouses or distributor network. Shipping times can vary depending on the brand, product size, availability, and destination.
Large or oversized items such as lift kits, wheels, tires, bumpers, exhaust systems, and audio enclosures may require additional handling time or freight shipping.
If there is ever an issue with availability, shipping cost, or delivery timing, we will contact you before moving forward with the order.
Returns
Returns may be accepted on most new, unused, unopened items within 30 days of delivery. Items must be in original packaging and in resellable condition.
Installed, used, damaged, missing-parts, electrical, special-order, clearance, or custom-built items may not be eligible for return.
Return shipping is normally the customer’s responsibility unless the return is due to our mistake, such as the wrong item being shipped.
Before sending anything back, please contact Kaos Offroad so we can review the order and provide return instructions. Returns sent without approval may be refused.
Important Notes
Some products are vehicle-specific. Please verify fitment before ordering. If you are unsure, contact us with your year, make, model, sub-model, and any relevant details before purchasing.
Original shipping charges, freight charges, and vendor restocking fees may be non-refundable depending on the item and supplier policy.