Blue Sea Systems 5237 3A ATO/ATC Fuse is a Blue Sea Systems fuse built for fuse-based circuit protection and distribution. Designed for marine environments, it supports reliable performance, clean installation, and long service life in demanding onboard electrical systems.
5237 ATO/ATC Fuse 3A Fast-acting type fuse ideal for electronic devices Standard circuit protection device for automobiles and trucks Tin-plated connector blades for corrosion resistance Visible indication of blown condition Sold in packages of 2 .
Key specs: Amperage: 3 A.
Ideal for builders, refit projects, and serious boat owners who want marine-grade electrical hardware from a trusted brand.













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