Siemens B330 30A 3P 240V Circuit Breaker, Bolt-On | AmpState

The Siemens B330 30A 3P 240V Bolt-On Circuit Breaker is built to handle everyday electrical protection in panelboards, load centers, and electrical distribution systems. With a rugged bolt-on design and three-pole configuration, it delivers dependable performance where fast, secure installation and precise fit matter most.

• Exact part-number match — B330 is the intended choice for Siemens panel systems, making it ideal for panel builders and maintenance teams who need predictable compatibility and quick sourcing.
• Bolt-On mounting — enables straightforward on-site installation, reducing panel downtime and ensuring a solid connection in tight electrical spaces.
• Three-pole, 30A, 240V — suited for three-phase circuits common in commercial and industrial distributions, delivering consistent protection across all legs.
• Versatile deployment — designed for use in panelboards, load centers, and electrical distribution setups, making it a reliable choice for new builds and retrofits alike.
• Inventory-friendly solution — a smart spare for service fleets and stockrooms where a direct part-number match helps minimize mis-orders and downtime.

Ideal for professionals who value precise fit and dependable circuit protection, the Siemens B330 is a strategic addition to any electrical distribution plan. It’s available from AmpState, with support to confirm compatibility if you’re unsure about fit. Need help matching a part-number or confirming compatibility? Message us and we’ll help you confirm fit.