Blue Sea Systems 4126 AC A-Series Circuit Breaker Lockout Slide is a Blue Sea Systems circuit breaker built for switch labeling, lockout, and finishing details. Designed for marine environments, it supports reliable performance, clean installation, and long service life in demanding onboard electrical systems.
4126 AC A-Series Circuit Breaker Lockout Slide Features: Allows only 1 double pole AC circuit breaker to be activated at a time Guarantees that AC power from 2 or 3 sources (shore power and genset or inverter) will not be mixed Fits all World or A-Series and Rocker double pole circuit breakers Uses circuit breaker mounting screw holes. Requires no special panel modification Includes mounting screws Positions: 3 .
Key specs: Poles: Double.
Ideal for builders, refit projects, and serious boat owners who want marine-grade electrical hardware from a trusted brand.












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