Blue Sea 4321 4-Position Switch Panel with 12V & USB

The Blue Sea 4321 4-Position Circuit Breaker Switch Panel in gray features a 12V socket and dual USB ports, ideal for exposed marine or automotive installations. Illuminated 15A breakers provide both ON indication and overcurrent protection. The UV-stabilized, flame-retardant panel is water-resistant and easy to retrofit or mount in compact spaces. Includes a set of labels and supports secure two-wire bus bar connections for convenient wiring. Perfect for upgrading or outfitting boats, RVs, and custom vehicles.