Roswell RMA 12 marine subwoofer 30.5 cm (12 inches) – 500 watts RMS
Roswell RMA 12 marine subwoofer 30.5 cm (12 inches) – 500 watts RMS is backordered and will ship as soon as it is back in stock.
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Roswell RMA 12 marine subwoofer 30.5 cm (12 inches) – 500 watts RMS
This marine subwoofer delivers deep, controlled bass for your onboard audio system. The RMA 12 combines 500 watts RMS with dual voice coils and offers flexible installation: suitable for infinite baffle, sealed, or bass-reflex enclosures. Thanks to Klippel-optimized components and a salt- and UV-resistant design, it performs reliably in marine environments.
Key Features
- 500 watts continuous (RMS) and 1,000 watts peak power
- Dual 76.2 mm (3 in) voice coils
- Klippel-optimized engine structure, tested and certified
- Double spider for linear excursion and controlled movement
- Integrated switch for series or parallel configuration
- Robust, custom-made connection terminals
- Salt and UV resistant construction for use on water
- Suitable for infinite baffle, closed and bass reflex enclosures
Installation and performance on the water
The RMA 12 is designed for marine applications requiring powerful, tight bass reproduction. With a frequency response of 32–250 Hz and 88 dB sensitivity, this woofer integrates easily into a variety of systems. The dual 4 Ω voice coils and integrated impedance switch offer wiring flexibility, allowing you to easily choose series or parallel configurations to match your amplifier.
The design supports multiple installation scenarios: from infinite baffle to compact closed or efficient bass reflex enclosures. This makes it easy to optimize available space without sacrificing bass performance.
Specifications
- Brand: Roswell
- Continuous power (RMS): 500 watts
- Peak power: 1,000 watts
- Sensitivity: 88 dB @ 1W/1m
- Frequency response (+/− 3 dB): 32–250 Hz
- Impedance: dual 4 Ω
- Voice coils: dual 76.20 mm (3 in)
- Nominal diameter: 30.48 cm (12 in)
- Overall diameter: 32.50 cm (12.80 in)
- Basket diameter: 28.50 cm (11.20 in)
- Installation depth: 16.20 cm (6.38 in)
- Total depth: 21.60 cm (8.50 in)
- Installation: suitable for infinite baffle, closed and bass reflex enclosures
- MPN: 7920-1811
Why Choose Roswell
Roswell uses proven technologies in this subwoofer, such as a Klippel-optimized motor structure and a dual spider, for controlled motion and consistent performance. The solid connection terminals and attention to salt and UV resistance are ideal for use in marine conditions. This adds a sophisticated bass solution to your boat installation.
Order now
Complete your onboard audio system with the Roswell RMA 12. Order easily at Watersports4fun and benefit from competitive prices and expert product information. Add it to your cart and experience powerful bass on your next trip on the water.
Looking for powerful bass response for your boat audio? This 12-inch (30.48 cm) marine sub fits in infinite-baffle, sealed, or ported configurations and offers flexibility with dual 4-ohm voice coils. Ideal for marine sound systems that require reliable low-frequency performance and clean integration.
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