Siemens 3VA61408JQ310AA0 40A 3P 480V Circuit Breaker | AmpState

Siemens 3VA61408JQ310AA0 is a rugged, 3-pole, 40A circuit breaker designed to safeguard panelboards, load centers, and electrical distribution networks in 480V three‑phase systems. Built for reliability in commercial and industrial environments, it’s a dependable choice for both new installations and retrofits.

• Three‑phase protection at 40A ensures fast, clean disconnection on three‑phase circuits, helping prevent damage from overloads and faults in demanding electrical landscapes.
• Consistent part number for maintenance and retrofit—the 3VA61408JQ310AA0 designation remains stable across service life, making ordering, stocking, and future upgrades predictable and straightforward.
• Siemens compatibility designed to integrate with standard Siemens panelboards and distribution gear, reducing installation surprises and streamlining field work.
• Strategic sourcing with AmpState—availability of this exact model supports fast replacements and minimizes downtime during maintenance windows.
• Clear fit guidance—when in doubt about compatibility, you can rely on precise part-number alignment to keep your electrical system compliant and up to code.

Who should consider this breaker? Facilities with 480V three‑phase distribution—manufacturing plants, commercial campuses, data centers, and retrofit projects where part-number consistency matters for long‑term maintenance planning. It’s ideal for environments where uptime is critical and spare part inventory needs to mirror the exact Siemens specification to ensure quick, trouble‑free replacements.

Key use cases:

• Upgrading or refurbishing existing 480V three‑phase panelboards with a trusted Siemens component.
• Retail or manufacturing facilities requiring standardized parts for predictable maintenance cycles.
• Long‑term spares strategy to minimize downtime during routine servicing or fault events.

Need help matching a part number or confirming compatibility? Message us and we’ll help you confirm fit.