Siemens 3VA63407HL310AA0 400A 3P 480V Circuit Breaker | AmpState

Engineered for dependable everyday electrical protection, the Siemens 3VA63407HL310AA0 is a 400 A, 3-pole circuit breaker designed for panelboards, load centers, and electrical distribution systems. This unit is ideal for replacement projects and stocking spares to keep your bill of materials (BOM) aligned with the original part number, ensuring seamless upgrades and ongoing reliability.

Why this Siemens circuit breaker stands out

• Robust 3-phase protection rated at 400 A for demanding industrial and commercial distributions, compatible with 480 V systems.
• Exact BOM compatibility supports straightforward replacements without reengineering or retesting, preserving performance characteristics and safety approvals.
• Reliable Siemens engineering built for durability in panelboards and load centers, delivering consistent protection across daily operating cycles.
• Strategic spare option stock this part to minimize downtime during outages or maintenance windows, keeping critical facilities online.
• Support when you need it AmpState provides availability and compatibility assistance to confirm fit for your exact panel or distribution setup.

Specifications at a glance

• Manufacturer: Siemens
• Part Number: 3VA63407HL310AA0
• Product Type: Circuit Breaker
• Amperage: 400 A
• Poles: 3
• Voltage: 480 V
• Availability: Available from AmpState

Ideal use cases and scenarios

• Replacing a failed or aging breaker in existing panelboards and load centers that serve 3-phase equipment.
• Stocking a spare to ensure rapid restoration of service for facilities where downtime is costly or disruptive.
• Maintaining BOM integrity during upgrades, retrofits, or expansions by matching the exact Siemens part number.
• Industrial and commercial distribution projects where 480 V three-phase protection is required.

Compatibility and support

Need help matching a part number or confirming compatibility? Message us and we’ll help you confirm fit. AmpState is ready to assist with part verification to ensure you get the right breaker for your panel, load center, or distribution arrangement.