Siemens HEB3B030B – 30A 3 Pole Molded Case Circuit Breaker Top Pick

Designed for demanding industrial environments, the Siemens HEB3B030B is a 30A, 3-pole MCCB providing long-time and instantaneous protection. This bolt-on EG-frame device mounts securely into Siemens P3, P4, and P5 panelboards. For maintenance scenarios, Siemens designates the HEG3B030B as the direct substitute. Capable of clearing significant faults, it boasts a 65 kAIC rating at 480VAC. It includes factory-installed load side lugs and carries HACR and HID ratings for HVAC applications.