Schneider Electric NR12 miniature circuit breaker is a compact overcurrent protection device in the NR12 family, historically marketed under Merlin Gerin and Varlogic branding. It is designed to interrupt electrical circuits during overloads or short circuits to safeguard wiring and connected equipment. As part of Schneider Electric’s NR line, this breaker provides a proven, space‑saving protection option for electrical distribution applications.
