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FUSION 7.7" Coaxial Classic Marine Speakers 280W

Pushing the boundaries of what is possible on the water, FUSION’s Signature Series marine speakers are designed to provide unparalleled performance even when exposed to the harshest marine conditions.

Combining ‘CURV’ Cone composite technology with a Silk Dome tweeter and fully sealed crossover components, the Classic White Signature 7.7” speaker system is an elegant solution for premium on-water listening.

Delivering a harmonious 280-Watt symphony, these 7.7” speakers are truly FUSION’s Signature.


  • CURV Cone Technology - Incorporates CURV woven fiber composite which is heat pressed to form a lighter and stronger cone that delivers greater sound definition and higher output while also providing increased protection from the marine conditions.
  • Perforated Metal Grille – This discreet, yet refined design is suitable for both indoor and outdoor installation. The elegant Classic White finish is designed to perfectly blend with the aesthetics of your vessel.
  • Fully Sealed Crossover Components – Provides full protection from the harsh marine environment, whilst delivering an improved frequency response at the crossover point for a detailed audio spectrum and new level of acoustic performance.
  • Silk Dome Tweeter - Creates a smooth upper frequency response with increased efficiency, producing crisp sound for unrivalled enjoyment.


  • Product Code: SG-F77W
  • Configuration: Coaxial
  • RMS Power rating (Watts) 100
  • Peak power (Watts) 280
  • Efficiency (1W/1M) 91db
  • Frequency Response 60Hz-22KHz
  • Impedance: 4 Ohms
  • Tweeter Type: Silk Dome
  • Cone Material: CURV
  • Voice Coil Diameter: 1.5”

Mounting Dimensions

  • Mounting Diameter: 156mm (6.12 in.)
  • Mounting Depth: 86mm (3.39 in.)


pdf download icon  Installation Manual

pdf download icon  Mounting Template

Australia's largest marine accessories retailer. Serving boat owners since 1962. With sixteen big supermarkets and mail order departments Australia wide Whitworths Marine & Leisure offers the best service, convenient locations, a huge selection of quality products, and unbeatable prices.