Siemens 3VA53306EF310AA0 300A 3P 600V Circuit Breaker | AmpState

Siemens 3VA53306EF310AA0 is built for everyday electrical work, delivering reliable circuit protection in panelboards, load centers, and distribution systems. This 3-pole, 300 A, 600 V circuit breaker is engineered to meet the demands of robust commercial and industrial installations where safety and continuity matter most.

Designed for retrofit scenarios where keeping the exact part number simplifies maintenance planning and minimizes downtime, this Siemens unit ensures compatibility with existing protection schemes and spare-part inventories.

Key specifications

• Amperage: 300 A
• Poles: 3
• Voltage: 600 V
• Type: Circuit Breaker
• Use case: panelboards, load centers, electrical distribution

Why choose this Siemens 3VA53306EF310AA0

• Exact part number for retrofit and service planning: Keeps your protection scheme consistent and reduces configuration errors.
• Industrial-grade protection for 3-phase systems: 3P 600V configuration suited for commercial and industrial panels.
• Reliability for maintenance windows: Stocking this model helps you minimize downtime during upgrades or repairs.
• AmpState availability and support: We stock the 3VA53306EF310AA0 and can assist with compatibility checks and fit verification.

Practical use cases

• Retrofit projects where the existing protection device must be preserved for compatibility with downstream equipment and feeding lines.
• Maintenance planning in facilities with 3-phase electrical distribution, ensuring uninterrupted service during panel work.
• New installations in systems designed for Siemens protection devices, ensuring consistent performance and service life.

Need help confirming fit? Message us and we’ll help you verify compatibility and ensure a seamless replacement or upgrade.