Siemens 3VA63405HL310AA0 400A 3P 800V Circuit Breaker | AmpState

Meet the Siemens 3VA63405HL310AA0—a purpose-built circuit breaker engineered for robust protection of panelboards, load centers, and broader electrical distribution. With a 400 A rating, 3 poles, and an 800 V voltage capacity, this model is designed to handle demanding industrial and commercial environments where reliable feeder protection and clear trip coordination are essential.

Why this model stands out

• The 3VA63405HL310AA0 designation ensures continuity in maintenance and retrofit projects where a precise Siemens part number is non-negotiable. It simplifies documentation, warranty eligibility, and long-term replacement planning.
• Ideal for upgrades or spare-part stock where staying on a labeled Siemens part number matters for compliance and traceability.
• Built to integrate seamlessly with Siemens distribution schemes, enabling coordinated protection alongside other Siemens devices in your switchgear and control architectures.
• Available from AmpState with expert assistance to confirm fit and compatibility, helping you avoid downtime and procurement guesswork.

Designed to protect critical circuits in demanding settings, this 3-pole breaker delivers dependable interruption when faults occur, while maintaining smooth operation during normal loads. It’s a practical choice for facilities that rely on predictable performance, clear identification, and straightforward maintenance planning.

Ideal use scenarios include:

• Upgrading or refurbishing panelboards and load centers in industrial plants and commercial facilities
• Protection of high-current distribution feeders where 400 A capacity is required
• Retrofit projects that require exact Siemens part numbers for compliance and traceability
• Planned maintenance cycles where consistent replacement parts speed service calls

Technical at a glance

• Manufacturer: Siemens
• Product Type: Circuit Breaker
• Amperage: 400 A
• Poles: 3
• Voltage: 800 V
• Part Number: 3VA63405HL310AA0

If you’re aligning your protection strategy with a Siemens-based ecosystem, this model offers a reliable, standards-aligned solution. For compatibility confirmation or availability details, message AmpState—we’ll help ensure this exact part fits your panelboards and distribution setup.