We are a Rockford Fosgate authorized dealer so you get up-to-date, fully warrantied products. Shipping is free to the lower 48 states on everything you order!
The Rockford Fosgate M2D4-12IB is made for environments where most subwoofers would fail fast. It is tested using ASTM B117 salt fog and ASTM G154 UV exposure standards, so it is built to handle constant moisture, salt, and harsh sunlight without breaking down. Whether it is installed on a boat or an open-air setup, this sub is designed to keep performing strong and consistent no matter how rough the conditions get.
This subwoofer gives you the kind of flexibility that makes system building easier and more efficient. The selectable dual impedance design lets you switch between 2 ohms and 8 ohms by wiring the dual 4 ohm voice coils in series or parallel, while still delivering a solid 400W RMS and 1600W peak power output. It is also optimized for infinite-baffle free-air installations, so you can mount it in more locations without needing a traditional enclosure, while still getting clean and powerful low-end response.
The M2D4-12IB does not just hit hard, it is engineered to stay precise while doing it. VAST technology increases cone efficiency for stronger bass output without increasing size, while Klippel Verified tuning keeps distortion low and sound accuracy tight. The RGB lighting system behind the grille lets you customize your look with colors like aqua, pink, yellow, or white, and the waterproof Deutsch connector keeps everything sealed for marine use. Add stainless steel corrosion-resistant hardware and flexible wiring options, and you get a subwoofer that delivers deep bass, clean design, and long-term reliability in one package.
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We are a Rockford Fosgate authorized dealer so you get up-to-date, fully warrantied products. Shipping is free to the lower 48 states on everything you order!
The Rockford Fosgate M2D4-12IB is made for environments where most subwoofers would fail fast. It is tested using ASTM B117 salt fog and ASTM G154 UV exposure standards, so it is built to handle constant moisture, salt, and harsh sunlight without breaking down. Whether it is installed on a boat or an open-air setup, this sub is designed to keep performing strong and consistent no matter how rough the conditions get.
This subwoofer gives you the kind of flexibility that makes system building easier and more efficient. The selectable dual impedance design lets you switch between 2 ohms and 8 ohms by wiring the dual 4 ohm voice coils in series or parallel, while still delivering a solid 400W RMS and 1600W peak power output. It is also optimized for infinite-baffle free-air installations, so you can mount it in more locations without needing a traditional enclosure, while still getting clean and powerful low-end response.
The M2D4-12IB does not just hit hard, it is engineered to stay precise while doing it. VAST technology increases cone efficiency for stronger bass output without increasing size, while Klippel Verified tuning keeps distortion low and sound accuracy tight. The RGB lighting system behind the grille lets you customize your look with colors like aqua, pink, yellow, or white, and the waterproof Deutsch connector keeps everything sealed for marine use. Add stainless steel corrosion-resistant hardware and flexible wiring options, and you get a subwoofer that delivers deep bass, clean design, and long-term reliability in one package.
