Description
DS18 EXL-TRX12.4D
The DS18 EXL-TRX12.4D is a 12-inch high-excursion dual-voice-coil (DVC) car subwoofer designed for deep, powerful bass in high-performance car audio systems. Featuring dual 4 Ω voice coils (4 + 4 Ω) with large 3″ black aluminum CCAW coils, it handles 2000 W RMS and up to 4000 W peak power, delivering precise, controlled low-frequency output. With a frequency response from approximately 25 Hz to 1.5 kHz and 88 dB sensitivity, the EXL-TRX12.4D produces tight, impactful bass suitable for both sealed and ported enclosures. Its construction includes a reinforced paper cone, glass fiber dust cap, high-roll foam surround, and a heavy-duty black aluminum basket with a large ferrite magnet, supporting extreme excursion and long-term durability. Recommended low-pass crossover around 80 Hz and flexible wiring options make this subwoofer ideal for enthusiasts seeking high-powered, bass-driven car audio performance.
Specifications
| Parameter | Value |
|---|---|
| SKU | EXL-TRX12.4D |
| Nominal Diameter | 12″ (305 mm) |
| Nominal Impedance | 4 + 4 ohms |
| RMS Power Handling | 2000 W |
| Maximum Power Handling | 4000 W |
| Sensitivity (1W/1m) | 84 dB |
| Frequency Response | 10 – 500 Hz |
| Recommended Low-Pass Crossover | 120 Hz |
Features
| Parameter | Value |
|---|---|
| Demodulating Rings | No |
| Improved Heat Dissipation | Yes |
| Cone Shape | Curvilinear |
| Speaker Terminals | Push 6ga |
Motor & Construction
| Parameter | Value |
|---|---|
| Voice Coil Diameter | 3″ (76.5 mm) |
| Voice Coil Former Material | Black Aluminum |
| Winding Material | SV |
| Cone Material | Non-Pressed Paper + Epoxy Coating |
| Dust Cap Material | PPI |
| Surround Material | Foam |
| Spider Diameter | 8.5″ (215 mm) |
| Leads Connection Type | Crossed Spider |
| Basket Material | Aluminum |
| Basket Finish | Black |
| Magnet Material | Ferrite |
| Magnet Weight | 3 × 85 oz (255 oz total) |
| Displacement Volume | 3.5 L (0.123 ft³) |
Thiele & Small Parameters
| Parameter | Value |
|---|---|
| Vas (Equivalent Volume) | 12.55 L (0.443 ft³) |
| Xmax (Excursion, one way) | 19 mm |
| Fs (Free Air Resonance) | 45 Hz |
| Qms (Mechanical Factor) | 5.769 |
| Qes (Electrical Factor) | 1.179 |
| Qts (Total Factor) | 0.979 |
| Mms (Moving Mass) | 401.522 g |
| Cms (Compliance) | 31.362 µm/N |
| Bl Factor | 26.653 |
| Le (Voice Coil Inductance) | 6.81 mH |
| Sd (Diaphragm Area) | 530.929 cm² |
| Re (DC Resistance) | 3.7 + 3.7 ohms |
| EBP | 71 |
Recommended Enclosures
| Parameter | Value |
|---|---|
| Sealed Internal Volume | 17 L (0.6 ft³) |
| Sealed Box Output Response F3 | 41 Hz |
| Ported Internal Volume | 42.5 L (1.5 ft³) |
| Port Size (WxHxLong) | 1.52″ × 12.28″ × 31.82″ (38.5 × 312 × 808.2 mm) |
| Port Tuning Frequency Fb | 30 Hz |
| Ported Box Output Response F3 | 25 Hz |
Product Overview
12″ Subwoofer – 4000W Max with Reinforced Cone and 3″ DVC 4-Ohm
Get the ultimate bass experience with the EXL-TRX12.4D: a high-power 12″ subwoofer engineered to deliver an earth-shattering bass performance. With an astonishing MAX power handling of 4000W and RMS power handling of 2000W, this subwoofer is designed to dominate any car audio setup with deeper, richer bass no one can deny.
Crafted with precision, the EXL-TRX12.4D features a reinforced non-pressed paper cone with an epoxy coating, ensuring durability while maintaining exceptional sound quality. The dual 4-ohm voice coils allow for flexible wiring options, making it easier to reach MAX performance. The black aluminum voice coil former and SV winding material enhance heat dissipation, for high-volume sessions. Feel your music come to life with this subwoofer’s frequency response range that plunges down to an astounding 10 Hz.
The EXL-TRX12.4D comes equipped with a massive triple-stacked ferrite magnet system weighing in at 255 oz, enhancing magnetic control for superior bass reproduction. Its advanced crossed spider lead configuration ensures stable and reliable connections under heavy loads, offering both performance and reliability.
Designed for versatility, the EXL-TRX12.4D excels in both sealed and ported enclosures, allowing you to customize your setup according to your preferences.
Upgrade with the EXL-TRX12.4D and get bass that moves you.
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