Description
DS18 EXL-TR12.4D
The DS18 EXL-TR12.4D is a 12-inch high-excursion dual-voice-coil (DVC) car subwoofer engineered for deep, precise bass in performance-oriented car audio systems. Featuring dual 4 Ω voice coils (4 + 4 Ω) with oversized 3″ black aluminum CCAW coils, it handles 2000 W RMS and peaks up to 4000 W, delivering controlled, powerful low-frequency output. Its frequency response spans approximately 25 Hz to 1.5 kHz with 88 dB sensitivity, providing tight and impactful bass suitable for both sealed and ported enclosures. Constructed with a reinforced paper cone, glass fiber dust cap, high-roll foam surround, and rugged black aluminum basket with a large ferrite magnet, the EXL-TR12.4D supports extreme excursion and long-term durability. Recommended low-pass crossover around 80 Hz and versatile wiring options make it ideal for car audio enthusiasts seeking high-powered, accurate bass performance.
Specifications
| Parameter | Value |
|---|---|
| SKU | EXL-TR12.4D |
| Nominal Diameter | 12″ (305 mm) |
| Nominal Impedance | 4 + 4 ohms |
| RMS Power Handling | 1500 W |
| Maximum Power Handling | 3000 W |
| Sensitivity (1W/1m) | 82 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 | 2 × 85 oz (170 oz total) |
| Displacement Volume | 3.2 L (0.113 ft³) |
Thiele & Small Parameters
| Parameter | Value |
|---|---|
| Vas (Equivalent Volume) | 12.36 L (0.436 ft³) |
| Xmax (Excursion, one way) | 17.5 mm |
| Fs (Free Air Resonance) | 45 Hz |
| Qms (Mechanical Factor) | 5.839 |
| Qes (Electrical Factor) | 1.254 |
| Qts (Total Factor) | 1.032 |
| Mms (Moving Mass) | 385.777 g |
| Cms (Compliance) | 30.891 µm/N |
| Bl Factor | 25.684 |
| Le (Voice Coil Inductance) | 6.03 mH |
| Sd (Diaphragm Area) | 530.929 cm² |
| Re (DC Resistance) | 3.7 + 3.7 ohms |
| EBP | 65 |
Recommended Enclosures
| Parameter | Value |
|---|---|
| Sealed Internal Volume | 17 L (0.6 ft³) |
| Sealed Box Output Response | 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 | 30 Hz |
| Ported Box Output Response | 25 Hz |
Physical Measurements
| Parameter | Value |
|---|---|
| Overall Diameter | 12.5″ (319 mm) |
| Overall Depth | 9″ (230 mm) |
| Front Mount Baffle Cutout | 11.1″ (282 mm) |
| Mounting Depth | 7.6″ (193 mm) |
| Motor Diameter | 7.5″ (191 mm) |
Product Overview
DS18 EXL-TR12.4D
Give your car the BOOM it needs with the EXL-TR12.4D! This high-excursion subwoofer delivers an astonishing 3000W MAX and 1500W RMS for full-powered BASS!
Crafted with a non-pressed paper cone and fortified by an epoxy coating, the EXL-TR12.4D guarantees durability while maintaining superior sound quality. The dual 4-ohm impedance configuration provides flexibility in wiring options, making it an ideal choice for custom installations.
The heart of the EXL-TR12.4D lies in its advanced materials and design. With a 3″ black aluminum voice coil former and SV winding material, this subwoofer ensures efficient heat dissipation, allowing it to perform seamlessly even during extended high-output use. The spider-crossed leads further enhance reliability by maintaining signal integrity for uninterrupted bass performance. The EXL-TR12.4D also comes with a double-stacked ferrite magnet system weighing in at 170 oz.
With a frequency response that dips as low as 10 Hz, you can capture every subtle note of your favorite tracks. The high-excursion design with 17.5mm of excursion delivers massive low-end impact, perfect for those who demand intense bass without sacrificing clarity.
Versatility is key with the EXL-TR12.4D. It’s optimized for both sealed and ported enclosures, giving you control over your sound profile—whether you prefer tight, punchy bass or a deeper, more resonant boom.
Upgrade with this versatile powerhouse that promises perfect performance for years to come!
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