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Boat circuit breaker vs fuse.
The different types of circuit breakers.
Figure 4 shows the back side of a typical panel board supplying dc circuits on an average boat.
This particular boatbuilder opted for the use of thermal mini breakers popular on european boats for a few years now.
Circuit breaker or fuse block agree with silvertip.
All the small stuff on my bass boat for instance is wired with 14 or 16 g wire.
Usa 6 way switch panel.
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The fuse or breaker is sized to protect the wiring.
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Focus on the circuit breaker or fuse and associated wires that are supplying the circuit you re have trouble with.
For example if your trolling motor draws a maximum current of 60 amperes then you can install a 60 amp circuit breaker for trolling motors.
If a set load is on it fish finder for instance it can be downsized to protect the device itself.
Circuit breakers tend to be categorized according to the capacity of the trolling motor installed in your boat.
A couple of years ago i was rewiring a boat.
All the fuses are 5 amp except the circuit that supplies the fish finder 3.
Fuse rule of thumb.