The Eaton NSB QBHW3045H is a 3-pole miniature circuit breaker (MCB) rated for 45 A at 240 V, designed to provide overcurrent protection in electrical circuits. This NSB QBHW3045H model is manufactured by Eaton and sold as a single unit (EA). With its 3-pole configuration and 45 A rating, it fits applications that require reliable 240 V, three-pole protection for wiring and equipment up to 45 amperes.
