SWP8 Passive Subwoofer


If you're looking to amp up your sound, the SWP8 Passive Subwoofer could be the answer to your audio prayers. Perfect for boats, ATVs, and other indoor/outdoor marine and spa environments, this powerful subwoofer features 100 Watt total power and an 8" cone for the vibrations you want to feel as well as hear. A tuned port allows users to intentionally showcase their audio to sonic perfection, and multi-environment protection ensures your subwoofer will be with you and your music for years to come.

  • 100W Total Power Rated at 100W of Total Power output and a frequency response of 26Hz-125Hz.

  • 8" Cone An 8” cone will amplify your bass to give you just the right sound.

  • Dual Voice Coil Connect your device via stereo RCA cable.

  • Tuned Port Provides an outstanding subwoofer performance while showcasing your favorite music in all its sonic glory.


For more details on this product, head to our Support Center.

What's in the Box?

Visit the Aquatic AV Support Center, our extensive collection of product resources and unlock the full potential of your Aquatic AV products.


This device is water-resistant (rated IP65) and UV/salt/fog resistant to ensure reliable performance even in the toughest conditions.


This product comes with a two year warranty that can be extended with product registration online or via the Aquatic AV App.


Still have questions? Check out our Support Center's Product FAQs section for more.

Refund and Return Policy

Return Policy for Domestic Customers

We want you to be completely satisfied with your purchase! If you need to return an item, here’s how we can help:

  1. Easy Returns Within 30 Days: You can return your product within 30 days from the original purchase date.
  2. Condition of Returned Items: Please make sure the product is in new condition with all original hardware and packaging.
  3. Requesting a Return Authorization: Before sending your return, please get a Return Authorization (RMA) number from us. Simply visit our Support Center to learn how.
  4. Refunds: Once we receive and process your return, we’ll issue a refund in the same form of payment used for the original purchase.

We’re here to assist you with any questions or concerns. Please note that our return policy may change, but we'll always strive to provide you with the best service.

Terms of Use