Fusion Signature Series 3i Marine Coaxial Classic Speakers
Best premium audio for discerning marine enthusiasts.
Fusion's Signature Series 3i Marine Coaxial Speakers deliver premium sound engineered to withstand the rigors of the marine environment. Built with a True-Marine design philosophy, these speakers boast an IP65 rating for robust protection against dust and water ingress. They undergo rigorous testing for salt fog, vibration, and UV exposure, ensuring true marine durability. Featuring CURV® cone technology for clear, high-output sound and a classic perforated metal grille, these 8.8" speakers offer premium marine styling and exceptional audio performance. The fully sealed crossover components further enhance protection against harsh conditions.
$213.99
Owner Satisfaction
4.7
/ 5
Category Rank
528
/ 7442
#528 in Speakers
Price vs Category Average
-85%
Below average
Who it's for
- Boat owners seeking long-lasting audio performance in challenging conditions.
- Audiophiles desiring high-quality sound reproduction on their vessel.
- DIY boaters or installers prioritizing straightforward setup and clean aesthetics.
Who should skip it
- Budget-conscious buyers or those needing basic marine audio solutions.
- Owners of smaller boats with limited space for speaker installation.
- Users expecting peak performance directly from a head unit without additional amplification.
Performance breakdown
Marine Durability
IP65 rating and rigorous salt fog testing ensure long-term ocean resilience.
Audio Fidelity
CURV cone technology delivers crisp, high-output sound even at high volumes.
Environmental Protection
Fully sealed crossover components provide superior defense against harsh saltwater conditions.
Build Quality
Robust construction and premium materials offer a professional, high-end marine aesthetic.
Installation Versatility
Standardized mounting dimensions allow for flexible integration into various boat layouts.
Acoustic Engineering
Optimized for both sealed and ported enclosures to maximize bass response.
Key Specs
CURV® cone technology for clear, high-output sound
IP65-rated, fully sealed design resists water, dust, and UV
Salt fog, vibration, and temperature tested for true marine durability
Classic perforated metal grille with premium marine styling
Mounting diameter clearance
7.44" (188 mm)
Mounting depth clearance
4.13" (106 mm)
Sealed enclosure volume
0.78 cubic ft (22 L)
Ported (vented) enclosure volume
1.23 cubic ft (35 L)
Features
- IP65 Rated for Water and Dust Protection
- CURV Cone Technology for Clear Sound
- True Marine Durability Tested
- Classic Perforated Metal Grille
- Salt Fog, Vibration, and UV Resistant
- Fully Sealed Crossover Components
What customers say
Customers consistently laud these marine coaxial speakers for their outstanding sound quality and remarkable durability. Users frequently highlight the crisp, powerful audio output, which remains impressive even in challenging outdoor environments. The robust construction and marine grade materials receive high praise, assuring boat owners of long lasting performance against sun, salt, and spray. Many find the sophisticated design an appealing addition to their vessel's aesthetics, solidifying their reputation as a premium choice for an immersive on water listening experience.
Know before you buy
The IP65 rating confirms that these speakers are fully protected against dust ingress and can withstand low-pressure water jets from any direction. This makes them highly reliable for installation in exposed areas on your boat where they might encounter spray or wash-down water.
Yes, for optimal audio quality, you should aim for a sealed enclosure volume of 0.78 cubic feet (22 liters) or a ported enclosure volume of 1.23 cubic feet (35 liters). Using the recommended volume ensures the CURV cone technology performs as intended for clear, high-output sound.
Yes, they are built with a True-Marine design philosophy, meaning they have been rigorously tested for salt fog, UV exposure, and vibration. Additionally, the crossover components are fully sealed to prevent corrosion from moisture and salt air.
You will need a mounting diameter clearance of 7.44 inches (188 mm) and a mounting depth clearance of 4.13 inches (106 mm). Ensure your installation surface has enough depth and structural integrity to support the weight and size of these speakers.
Each pair comes with 12 stainless steel Phillips mounting screws, two water-resistant cable assemblies with 2-pin connectors, and the necessary documentation. You will have everything needed for a standard installation right out of the box.
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$214