Technical Information

Part Name CB 680 Standard
Height 46" / 1171 mm
Diameter 36" / 914 mm
Wall Thickness ¼“ / 6 mm
Air Weight 77 lbs / 35 kg
Net Buoyancy 1,500 lbs / 680 kg

Available Options

Optional Items Reflective Banding
Colours Coloured to Suit Using Only Fade Resistant Pigments

Product Description

Designed for industrial use in aquaculture, this 680 kg compensator buoy is built for use in mooring aquaculture cages and for marking outer extremities. This family of mono-hull buoys is available in four different sizes. It is built to adapt to your application depending on your working loads. A ¼” thick polyethylene shell that will never peel or corrode and inhibits marine growth encapsulates fully fused EPS foam provides superior buoyancy a virtually unsinkable platform that will not degrade to pollute waterways or shorelines. 15″ diameter galvanized steel load plates are secured with 5 bolts on the top and bottom of the buoy for greater load disbursement. The 680 also features hot dipped galvanized steel swivel mooring and lifting eyes for ease of use.


High strength galvanized steel hardware - safe working load of 15,000 lbs:
Highest quality UV stabilized seamless one-piece construction:
Large diameter load plates secured to the shell:
Refined EPS foaming process with over 20 years of experience:
Swivel eyes can accommodate a G209 1.25” shackle body:


- Corrosion resistant / superior strength
- Robust life expectancy to 15+ years with uniform wall thickness
- Superior load disbursement
- Reduced risk of sinking and environmental contamination
- Prevents twisting, reduces strain, & allows for a variety of attachments

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Question About CB 680 Standard

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