Siemens 3VA63408JQ310AA0 400A 3P 480V Circuit Breaker | AmpState

The Siemens 3VA63408JQ310AA0 400A 3P 480V circuit breaker is built for everyday electrical work, delivering dependable circuit protection for panelboards, load centers, and broader electrical distribution networks. With three poles rated at 400 A and a 480 V operating range, this unit is designed for demanding commercial and industrial environments where uptime matters.

• Direct part-number match for fast, reliable replacements: Ideal for maintenance teams and panel builders who rely on exact-fit components. This model aligns precisely with Siemens systems, minimizing downtime caused by part-number mismatches.
• Three-pole, 400 A protection: Scrutinized for main protection roles in 480 V distribution networks, ensuring coordinated fault protection across all three phases in your system.
• Available from AmpState: Ready to ship with expert support to confirm fit and compatibility, so you can order with confidence.
• Smart spare-inventory choice: Keep a verified Siemens part on hand to accelerate field service, commissioning, and panel rebuilds without delays.
• Versatile for panelboards and load centers: Integrates seamlessly into Siemens-focused electrical distributions and other setups that rely on reliable three-phase protection.

Why this matters: in commercial and light-industrial settings, matching the exact part number reduces install risk and warranty issues, while a 400 A, 3P, 480 V rating provides robust protection for high-demand circuits. If you’re unsure about compatibility, send a message— AmpState professionals can help confirm fit and ensure you get the right Siemens circuit breaker for your panelboard or load center.