Siemens 5SY63067 6A 3P 400V Circuit Breaker | AmpState

Meet the Siemens 5SY63067—the trusted 3-pole circuit breaker built for robust protection in panelboards, load centers, and electrical distribution systems. With a 6 A rating at 400 V, it delivers precise, dependable fault protection for three-phase circuits, helping to keep your critical power infrastructure safe and reliable.

This part is particularly valuable for retrofit work and maintenance planning when the part number needs to stay consistent. By choosing the Siemens 5SY63067, you can slot this breaker into existing Siemens-based installations without reconfiguring enclosures or rewiring, reducing downtime and streamlining service campaigns. It’s designed to stand up to the demands of busy electrical rooms while preserving documentation and inventory accuracy.

Key advantages that set the 5SY63067 apart

• Three-pole configuration optimized for balanced three-phase circuits up to 400 V
• 6 A amperage rating provides selective protection for feeders, small motors, and lighting circuits
• Fixed, consistent part number (5SY63067) simplifies retrofits and long-term maintenance planning
• Compatibility with Siemens panelboards and load centers, streamlining upgrades and replacements
• Available from AmpState, with expert guidance to confirm fit and compatibility for your application

Ideal use cases include upgrading legacy distributions where a Siemens-compatible 3P400V protection device is required, stocking spare breakers for multi-site deployments, or planning maintenance cycles that benefit from keeping exact part numbers on hand. The 5SY63067 minimizes compatibility risk while delivering reliable disruption protection whenever power quality and safety matter most.

Specifications at a glance

• Manufacturer: Siemens
• Part Number: 5SY63067
• Product Type: Circuit Breaker
• Amperage: 6 A
• Poles: 3
• Voltage: 400 V
• Availability: AmpState

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