Rockford Fosgate M2D4-10I-G2 Gen 2 M2 Series 10" 400W RMS (1600W Peak Power Handling) 4 Ohm, Dual Voice Coil Infinite Baffle RGB Marine Subwoofer with White and Stainless Grilles Included
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What's Inside?
- • 10" M2 Series Dual Voice Coil Infinite Baffle RGB Marine Subwoofer (White)
- • Stainless steel grille
- • Sport grille (White)
- • Grille frame (White)
- • 11" LED power harnesses with 4-pin Deutsch connector on one end
- • (6) 3" Stainless steel Allen head screws
- • 4mm Allen head bit
- • 4.5mm Drill bit (for fiberglass enclosures only)
- • Rockford Fosgate contact information
- • Owner's Manual
Why Choose Rockford Fosgate M2D4-10I-G2 Marine Subwoofer?
Built for Salt, Spray, and Full Volume Abuse
The Rockford Fosgate M2D4-10I-G2 is made for audio enthusiasts who want serious bass in environments that would destroy ordinary gear. Engineered for marine and powersports punishment, it is tested to ASTM B117 salt fog and ASTM G154 UV exposure standards, so it keeps performing through corrosion, moisture, and relentless sun. With stainless steel marine hardware and sealed construction, it holds together even when everything around it is constantly under stress. This is the kind of durability that lets you enjoy big bass without worrying about where you install it.
Flexible Power Matching with Clean Control Options
This subwoofer gives you smart wiring flexibility with its selectable dual-impedance system. You can switch between 2 ohm and 8 ohm configurations by internally reconfiguring the dual 4 ohm voice coils in series or parallel, making system matching simple and efficient. With 400W RMS and up to 1600W peak power handling, it is built to take serious power without losing control. Klippel-optimized engineering further refines the motor and suspension design, helping reduce distortion while keeping output tight and consistent even at high volume levels.
Deep Free-Air Bass with Light, Style, and Marine Toughness
The M2D4-10I-G2 is designed for infinite-baffle setups, giving you deep, accurate bass without needing a sealed enclosure, which makes installation much more flexible in boats and off-road builds. The VAST surround design increases effective cone area for stronger low-end response while keeping the structure compact and efficient. On top of that, built-in RGB grille lighting adds a customizable glow that syncs with Rockford Fosgate controllers for a full visual experience. Add sealed marine-grade connectors and a dual-grille protection system, and you get a sub that blends performance, durability, and style in one clean package.
Frequently Asked Questions (FAQ)
- • Why isn't the bass as deep as expected?
This is optimized for infinite-baffle use. Check the mounting baffle, polarity, amplifier settings, and separation between the front and rear sound waves.
- • Can I install it without building a traditional box?
Yes. It is designed for infinite-baffle installations, but a solid mounting baffle is still required to isolate the front and rear wavelengths.
- • Why doesn't it fit my existing 10-inch opening?
Nominal sizes can vary between subwoofers. The required cutout is approximately 8.98 inches, with about 4.70 inches of mounting depth.
- • Why does it have less bass output in my boat?
Infinite-baffle performance depends heavily on the mounting location. Poor front-to-rear isolation can cause bass cancellation and reduce output.
- • How should I wire the dual voice coils?
The dual 4-ohm coils can be wired in series or parallel. The integrated VERSA switch makes 2-ohm or 8-ohm configurations possible.
- • Why does my amplifier go into protection mode?
Check the VERSA setting, speaker wiring, final impedance, power connections, and ground. Make sure the amplifier supports the selected load.
- • Why does it distort when I turn the volume up?
Excessive gain, clipping, or heavy bass boost can cause distortion. Use clean amplifier power and stay within the 400-watt RMS rating.
- • Do I need a subsonic filter for an infinite-baffle setup?
A properly configured filter can help control excessive low-frequency excursion. Follow the amplifier and installation recommendations for the system.
- • Why isn't the Color Optix lighting working?
Check the RGB harness, power, ground, connectors, and controller. The lighting circuit requires its own electrical connection.
- • Do I need the Color Optix controller?
No. The subwoofer operates without RGB control. The optional PMX-RGB controller and RF Connect App are needed for customized lighting.
- Diameter : 10 Inch
- Sensitivity : 87 dB
- Impedance : 4 Ohm
- Frequency Response : 32-250 Hz
- RMS Power Range : 400 Watts
- Peak Power Handling : 1600 Watts
- Color : White
- Free Air : Yes
Features:
- High-Performance Marine Subwoofer Engineered for Demanding Audio Systems: Designed for extreme marine and powersports applications, the M2D4-10I-G2 is rigorously tested to ASTM B117 & D4329 salt/fog standards and ASTM G154 UV exposure to ensure long-lasting resistance to corrosion, moisture, and environmental stress.
- Selectable Dual-Impedance Configuration: Integrated switch allows seamless adjustment between 2-ohm and 8-ohm impedance by internally reconfiguring dual 4-ohm voice coils in parallel or series, providing flexible system tuning with consistent 400W RMS / 1600W peak power handling.
- Infinite-Baffle Acoustic Optimization: Engineered for free-air operation, enabling deep, accurate bass reproduction without requiring a dedicated enclosure, ideal for flexible marine and powersports installations.
- Customizable Multi-Color LED Grille Lighting: Integrated RGB LEDs deliver vibrant illumination with multiple color combinations, compatible with Rockford Fosgate LED controller systems for synchronized lighting effects.
- Marine-Grade Sealed Connectivity: Features standard quick-slide terminals alongside a waterproof 2-pin Deutsch connector for reliable, corrosion-resistant electrical performance in harsh environments.
- VAST Surround Technology: Vertical Attach Surround Technique expands effective cone area to enhance low-frequency output while maintaining a compact basket design.
- Klippel-Optimized Precision Engineering: Advanced laser-based analysis optimizes motor structure, suspension, and voice coil alignment for improved efficiency, reduced distortion, and high-output stability.
- Stainless Steel Marine Hardware: Corrosion-resistant mounting components ensure structural integrity and long-term durability in saltwater conditions.
- Dual-Grille Protection System: Includes both spoke-style and stainless steel grille options with a durable outer frame for enhanced protection and visual customization.
Specifications:
- Size: 10-inch
- Selectable Impedance (Ohms): 2 or 8
- Cone Material: Mineral Filled Polypropylene
- Surround Material: Synthetic Polymer
- Basket Material: Glass/Nylon Composite
- Grille: White Spoke-Style & Stainless
- Free-Air: Yes
- Dual Voice Coil: Yes
- Sensitivity: 87 dB at 1 watt
- Frequency Response: 32 - 250 Hz
- Max RMS Power Handling: 400
- Peak Power Handling (Watts): 1600
- Top Mount Depth (inches): 4.75
- Bottom Mount Depth (inches): N/A
- Cutout Diameter (inches): 9
- Frame Width: 11.048
- Frame Length: 11.048
- Vas (liters): 30.5
- Fs (Hz): 43
- Qts: 0.74
- Xmax (millimeters): 13
- UPC: 780687367350
- Weight: 11
- Authorized Internet Dealer
Warranty: 2 Year(s) Warranty.
This item is accompanied by a manufacturer's warranty. If it is found to be defective, it may be returned to OnlineCarstereo.com for replacement within 2 Year(s) from the original date of purchase with proper return authorization.