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Roswell Marine C920-1811 RMA 12" Marine Subwoofer 500W RMS 1000W Peak

Manufacturer

Roswell Marine

<h3>Roswell Marine: Redefining the On-Water Experience</h3><p><strong>Roswell Marine</strong> has established itself as one of the most recognized names in the marine aftermarket, earning a reputation as the go-to source for premium marine audio, wake towers, board racks, and boating accessories. Based in Rockledge, Florida, Roswell operates its own world headquarters and manufacturing facility — a concept-to-completion approach that gives the brand tight control over design quality and engineering precision.</p><p>The story of Roswell begins in 1998, when founder Robert Oswell pioneered and patented the first shock-absorbing tow rope pylon, setting in motion a culture of relentless innovation that continues to define the brand today. Over the following two decades, Roswell introduced a series of industry-first products — including a patented foldable weight-assist system for wake towers, cam lock systems, and spinning tower speakers — cementing its role as a genuine innovator rather than simply a follower in the marine accessories space.</p><h3>Award-Winning Marine Audio</h3><p> Roswell Marine Audio is the trusted leader in award-winning performance marine audio, encompassing boat speakers, marine subwoofers, amplifiers, and marine head units. The brand's <a href="/18646-roswell-marine-speaker-1319">marine speakers</a> — anchored by the celebrated R1 line of tower speakers — are engineered to deliver clarity, power, and durability that can stand up to the harsh marine environment. A passion for elevating sound on the water has kept Roswell on the innovative edge of how music is experienced from inside the boat, behind it, and beyond, culminating in the R1 tower speaker line built to engage both sight and sound. </p><p>Beyond speakers, Roswell's full suite of stereo and electronic accessories — including distribution blocks, amplifier wiring components, mounting hardware, and audio packages — makes it easy to build a complete, cohesive marine audio system from a single trusted source.</p><h3>Precision-Engineered Boat Mirrors</h3><p>Safety and visibility are just as important as sound when you're towing riders behind the boat. Roswell's line of <a href="/46095-marine-rear-view-mirror-roswell-marine-18646">marine rear view mirrors</a> reflects the same obsession with innovation found in its audio products. Whether you're looking for static boat mirrors or full 360-degree rotation, Roswell Marine's line of asymmetrical boat mirrors provides unmatched clarity on and off the water. The flagship Reflect 360 Mirror features dual 360-degree rotation points that allow effortless repositioning on the fly, making it a practical choice for wakeboard and ski boat operators who need a constant, clear line of sight to their riders.</p><h3>Built on Innovation, Backed by Recognition</h3><p> In 2015, Roswell was awarded Innovation Company of the Year by the Economic Development Commission of Florida's Space Coast, and that same year Boating Industry magazine named Roswell's Cybox one of the industry's Top Products. They further set a new standard in design with the Triton Strapless Board Rack, winning the 2016 IBEX Innovation Award and the 2018 Water Sports Industry Association's Water Sports Innovation Award. </p><p> Roswell's products are designed and engineered in the United States and Canada, applying nearly two decades of research, design, and development to each product they create. For boaters who demand performance, durability, and style from every piece of gear on their vessel, Roswell Marine delivers across the board.</p>

Part Number

C920-1811
09/12/2036 8:16 PM
Sale Price

$237.71

2 left at this price

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Usually delivered within 2 days

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Product Details

The Roswell Marine RMA 12" Subwoofer delivers powerful, deep bass designed specifically for the harsh marine environment. With 500 watts RMS and 1000 watts peak power handling, this subwoofer provides exceptional low-frequency performance for boats, wakeboard towers, and marine audio systems.

Key Features:

  • 12-inch marine-grade subwoofer with weather-resistant construction
  • 500W RMS / 1000W peak power handling for massive bass output
  • Versatile design works in infinite baffle, sealed, or ported enclosures
  • Marine-rated materials resist moisture, UV rays, and saltwater exposure
  • Black finish integrates seamlessly with marine audio installations
  • Optimized for wakeboard tower speakers and onboard marine audio systems

This subwoofer's truly versatile design allows it to outperform in multiple installation configurations, making it ideal for custom marine audio builds. Whether you're installing in an infinite baffle setup or building a sealed or ported enclosure, the RMA 12" delivers the low-end punch you need to complete your on-water sound system.

Good!

Very easy to find what I wanted

Easy site to Navigate good prices

Purchased a hydrofoil. Good price and quick delivery.

Fast shipping! Received all my difficult to locate parts quickly. Super impressed. Thanks!

Great thank you

Fast easy and reasonably priced

You only had one of these items in stock. I wanted to purchase two. How do I know when it&#039;s back in stock?

Very fast shipping with standard rates. I was surprised!

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