Siemens HED43B070 is a three-pole, low-voltage molded-case circuit breaker from the Sentron HED4 family, rated for 480 V AC and 70 A. It provides thermal-magnetic protection with a 42 kA interrupt rating at 480 V and is offered with load-side lug connections for use in SB switchboards and Sentron panelboards. This 3P MCCB is designed to protect 480 V circuits in industrial power distributions, delivering reliable overcurrent protection up to 70 A in panel installations.
