Blue Sea Systems 7901 Spare Knob for m-Series (Mini) is a Blue Sea Systems battery management built for marine electrical installations. Designed for marine environments, it supports reliable performance, clean installation, and long service life in demanding onboard electrical systems.
Spare knob for m-series (mini) switch (6006) .
This component is suited for boat electrical upgrades, repairs, and new installations where dependable power management and serviceability matter.
Ideal for builders, refit projects, and serious boat owners who want marine-grade electrical hardware from a trusted brand.
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