Siemens BQ3B030L 30A 3P 240V Circuit Breaker | AmpState

Meet the Siemens BQ3B030L—a 30 A, 3-pole, 240 V circuit breaker engineered for dependable protection in panelboards, load centers, and distributed electrical systems. This unit is built to deliver consistent performance within Siemens’ trusted BQ family, making it a reliable choice for both new installations and proven, existing setups.

Why this part matters in real-world projects: maintaining BOM alignment is essential for documentation, maintenance planning, and future upgrades. The BQ3B030L serves as a precise, OEM-grade replacement that keeps your electrical distribution exactly as the original design specified. Keeping a spare with the exact part number (BQ3B030L) helps reduce downtime when service or retrofits are needed.

• Direct BOM-aligned replacement: Part Number BQ3B030L ensures a precise fit in compatible Siemens panelboards and distribution configurations.
• Three-pole, 240 V configuration: Suitable for multi-circuit or three-phase distribution environments where reliable trip protection is required.
• 30 A rating provides balanced protection for standard branch circuits and moderate motor or equipment loads in commercial or light industrial settings.
• OEM-grade construction designed to withstand typical panelboard environments, ensuring consistent performance over time.
• Support from AmpState: Available to help you confirm compatibility and fit, streamlining procurement for replacement projects or stock one-offs.

Ideal for technicians, facilities managers, and electrical contractors who need a trustworthy, BOM-accurate solution without guesswork. Whether you’re upgrading, performing preventive maintenance, or stocking spares to keep a BOM aligned with the original part number, the Siemens BQ3B030L offers clarity, compatibility, and dependable protection for your electrical distribution system. If you’re unsure about fit, simply reach out—AmpState is ready to help you verify the match against your panelboard or load center specifications.