ROCKFORD FOSGATE M1D4-8 – 8" DVC 4 Ohm Marine Subwoofer with RGB Color Optix™ Lighting
Produit disponible sous 6 jours.
SKU: M1D4-8
Category: 20 cm Subwoofers - Compact and Dynamic Bass, Dual Voice Coil Subwoofers - Power and Versatility, Home Page, Marine Subwoofer – Deep Bass, Rockford Fosgate
Vendeur:Rockford

ROCKFORD FOSGATE M1D4-8 – 8" DVC 4 Ohm Marine Subwoofer with RGB Color Optix™ Lighting
The Rockford M1D4-8 is an 8-inch dual voice coil (DVC 4 Ohm) marine subwoofer designed to deliver powerful, crisp, and immersive bass , even in extreme environments. Its customizable RGB lighting via the RF Connect app and the Color Optix™ Controller (sold separately) allows you to illuminate your boating or off-roading in style.
IPX6 certified and based on the Element Ready™ concept, it is protected against splashes, UV rays, corrosion and vibrations. Robust and aesthetically pleasing, it easily integrates into any marine or motorsport audio system.
Main features
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🔊 Powerful bass suitable for open and noisy environments
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🌈 Ultra-bright RGB lighting controllable via the RF Connect app and the Color Optix™ controller
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💪 UV and corrosion resistant ASA chassis
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🚿 IPX6 certified for maximum water and weather resistance
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🔁 VERSA Switch™ : quick selection between 2 Ohm and 8 Ohm (no rewiring)
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🔌 Waterproof Deutsch™/Amphenol™ connectors for reliable installation
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📦 VAST™ attachment for a larger membrane surface (+25%)
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⚙️ Robust design : linear spider, Kapton™ coil, mineral polypro cone
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🔗 In-Frame connections + standard terminals for more flexibility during assembly
Technical specifications
Characteristic | Value |
---|---|
Subwoofer type | 8" (20 cm), dual voice coil (DVC) |
Switchable impedance | 2 Ohm or 8 Ohm (D4) |
RMS power | 150 Watts |
Max power | 600 Watts |
Frequency response | 20 Hz – 750 Hz |
SPL (1W/1m) | 87.5 dB |
Connector type | Deutsch™ |
Cutting diameter | 180.4 mm |
Recessed depth | 87.1 mm |
Certification | IPX6, Element Ready™ |
Weight (subwoofer only) | 2.10 kg |
Materials | Mineralized polypropylene, ASA, stainless steel grid |
Lighting system | RGB with Color Optix™ |
Electro-acoustic parameters
Setting | Value |
---|---|
Fs (Hz) | 44.5 |
Go (L) | 15.7 |
Qms | 12.3 |
Qes | 0.98 |
Qts | 0.90 |
Re (Ω) | 3.2 |
The (mH) | 1.70 |
Sd (cm²) | 227 |
Xmax (mm) | 7.0 |
Air displacement (Vd) | 0.05 L |
Coil diameter | 38.6 mm |
Magnet weight |
0.50 kg |
Why choose the Rockford M1D4-8?
✅ Powerful marine sound calibrated for extreme conditions
✅ Customizable lighting ambiance for a unique look
✅ Maximum resistance to UV, humidity and vibrations
✅ Impedance versatility (2 or 8 Ohm) for perfect compatibility
✅ Simplified installation with smart and robust connections
Shipping Policy
At Multison, we are committed to providing you with a fast, reliable and secure delivery service for all your in-car audio, video and multimedia products.
Delivery Zones
We deliver to mainland France and several European countries, directly from our warehouse in France.
Delivery Times
Delivery times vary depending on the product and destination:
- Metropolitan France : Generally, 4 to 8 working days after order processing.
- Europe : Approximately 5-15 business days depending on destination and local shipping conditions.
Please note that delivery times are indicative and may vary depending on periods of high demand, such as holidays or sales.
Order Tracking
As soon as your order is shipped, you will receive a confirmation email containing a tracking number allowing you to follow your package in real time.
Shipping Costs
Shipping costs are automatically calculated at checkout based on the size, weight and destination of your package. Free shipping options may be available for certain purchase amounts or during special promotions.
Delays and Incidents
In case of any delay or problem related to the delivery, our customer service is at your disposal to assist you. You can contact us via our "We are here to help you" page for any questions or follow-ups.
Returns
We want you to be completely satisfied with your purchases. If you are not completely satisfied, here is our return policy:
- Return Period : You have 14 days from receipt of your order to make a return.
- Return Conditions : Items must be in their original condition, unused, and in their original packaging.
- Return Procedure : Please contact our customer service via our "We're here to help" page for return instructions. Return fees may apply depending on the circumstances.
We are here to support you in your shopping experience and ensure your satisfaction.
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Installation guides
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Care instructions
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Specific Services
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