OverviewThe Blue Sea Systems 5022 is a replacement cap for the Blue Sea Systems 5021 panel mount AGC/MDL fuse holder. It is the service part used when the original cap is missing, cracked, or no...

OverviewThe Blue Sea Systems 5021 is a water-resistant panel-mount AGC/MDL fuse holder for circuits that use glass fuses. It accepts fuse ratings up to 20A, the front face is rated IP66, and it...

OverviewThe Blue Sea Systems 4141 is a switch meter toggle with SPTT ON-ON-ON action for selecting between battery banks when checking voltage with a digital or analog voltmeter or multimeter. It...

OverviewThe Blue Sea Systems 4138 is a black WeatherDeck toggle switch boot that replaces the dress nut on compatible WeatherDeck panel switches. It adds a sealed finish around the toggle opening and...

OverviewThe Blue Sea Systems 4113 is a conversion kit for a Blue Sea 360 DC panel that changes one 12V circuit breaker module for use on a 24V DC system. It fits 360 panel sections built with rocker...

OverviewThe Blue Sea Systems 4111 is a 360 panel adapter that lets a push button reset-only thermal circuit breaker fit Blue Sea Systems rocker panels and new battery management panels.It is a small...

OverviewThe Blue Sea Systems 4100 is a toggle guard that helps stop circuit breakers from being switched on or off by accident. It fits all A-Series single pole circuit breakers, fits panel switches,...

OverviewThe Blue Sea Systems 4018 is a pair of square CableCap insulators for 1/0 battery cables on top-mount, dual-post marine batteries. It covers the terminal connection to help prevent accidental...

OverviewThe Blue Sea Systems 4001 is a rotating single-entry cable cap pair for insulating battery terminals with integral marine wing nut posts. The top rotates 360 degrees so the cable can enter...