The Eaton Cutler-Hammer SNT3T04K Shunt Trip Device is a K-frame accessory that remotely trips a compatible circuit breaker when energized. It accepts 12–24 VAC or 12–24 VDC input and is associated with Eaton's Cutler-Hammer line (SNT3T04K; 6642C92G21). Used in electrical panels to provide remote tripping control for safety interlock and emergency shutdown scenarios.
