Description
DS18 SRW12.4D
The SRW12.4D is a 12‑inch shallow‑mount car subwoofer engineered to deliver deep and impactful bass while fitting into compact installation spaces such as shallow boxes or under‑seat enclosures. Designed with dual 4 Ω voice coils (4 + 4 Ω) and a robust 2‑inch aluminum voice coil former, it handles 220 W RMS and up to 440 W peak power, delivering reliable and controlled low‑frequency output. With a paper cone, rubber surround, and a 45 oz ferrite magnet, this subwoofer provides solid bass from approximately 26 Hz to 250 Hz, making it suitable for car audio enthusiasts who want strong low‑end performance without requiring a deep enclosure. Its shallow 3.54″ mounting depth and versatile wiring options make the SRW12.4D ideal for both sealed and ported enclosures in systems where space is limited but sound quality still matters.
Specifications
| Parameter | Value |
|---|---|
| SKU | SRW12.4D |
| Nominal Diameter | 12” / 254 mm |
| Nominal Impedance | 4 + 4 Ω |
| RMS Power Handling | 220 W |
| MAX Power Handling | 440 W |
| Sensitivity (1W/1M) | 88 dB |
| Frequency Response | 26 – 250 Hz |
| Recommended Low-Pass Crossover | 80 Hz |
Motor / Construction
| Parameter | Value |
|---|---|
| Voice Coil Diameter | 2” / 50.8 mm |
| Voice Coil Former Material | Aluminum |
| Winding Material | SV |
| Cone Material | Paper |
| Dust Cap Material | Paper |
| Surround Material | Rubber |
| Basket Material | Steel |
| Basket Color / Finish | Gloss Red |
| Magnet Material | Ferrite |
| Magnet Weight | 45 oz |
| Displacement Volume | 2.12 L / 0.074 ft³ |
Thiele & Small Parameters
| Parameter | Value |
|---|---|
| Equivalent Volume (VAS) | 26.6 L / 0.93 ft³ |
| Free Air Resonance (FS) | 54 Hz |
| Mechanical Factor (QMS) | 4.235 |
| Electrical Factor (QES) | 1.234 |
| Total Q (QTS) | 0.956 |
| Moving Mass (MMS) | 127.67 g |
| Mechanical Mass without Air (MMD) | 113.85 g |
| Compliance (CMS) | 0.067 mm/N |
| Bl Factor (Bl) | 15.6 |
| Voice Coil Inductance (Le) | 1.582 mH |
| Diaphragm Area (Sd) | 530.93 cm² |
| DC Resistance (Re) | 3.4 + 3.4 Ω |
| Efficiency Bandwidth Product (EBP) | 43.7 |
Measurements / Dimensions
| Parameter | Value |
|---|---|
| Overall Diameter | 12.44” / 316 mm |
| Overall Depth | 4.13” / 105 mm |
| Front Mount Baffle Cutout | 10.98” / 279 mm |
| Mounting Depth | 3.54” / 90 mm |
| Motor Diameter | 5.51” / 140 mm |
| Gross Single Unit Weight | 8.5 lb |
| Single Unit Box Dimensions (W × L × H) | 12.87 × 12.87 × 4.75 in |
| Quantity of Units in Master Carton | 4 |
| Gross Master Carton Weight | 37 lb |
| Master Carton Dimensions (W × L × H) | 26.2 × 13.5 × 10.25 in |
Product Overview
12″ Car Subwoofer 440 Watts 4-Ohm DVC Shallow Mount
Introducing the SRW12.4D: DS18’s ultimate solution for car audio enthusiasts craving exceptional bass performance in tight areas.
Crafted as part of the renowned SRW bass series, this subwoofer epitomizes the perfect blend of power, performance, and affordability. Designed to excel in shallow sub frames, the SRW12.4D outshines its competitors, delivering booming bass that will leave you astounded. The large surround with flexible spider packs and the high-quality aluminum voice coil former work in perfect unison, ensuring deep, full-bodied response that will leave you craving more.
DS18’s SRW12.4D subwoofer effortlessly delivers phenomenal bass response, boasting an impressive 440W of MAX power and 220W RMS power handling with absolute precision. What truly sets the SRW12.4D apart from the competition is its exceptional sensitivity rating of 88dB. This shallow mount subwoofer achieves an outstanding level of volume and power while operating within its compact frame.
Coming in both dual voice coil (DVC) and single voice coil (SVC) options, the SRW12.4D caters to your specific amplifier setup, ensuring you can maximize the power delivery to breathe life into every note of your favorite tunes.
Versatility is at the core of the SRW12.4D’s design, allowing you to install it effortlessly in compact places and requiring less box space compared to other subs. Its compact size provides you with countless placement options, enabling you to customize your car audio setup to perfection. Whether you choose a ported or sealed box, DS18’s SRW12.4D consistently delivers incredible bass that fills your vehicle’s interior, transforming every drive into an immersive concert-like experience.
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