Siemens 5SY46207 20A 3P 400V Circuit Breaker | AmpState

Meet the Siemens 5SY46207 three-pole circuit breaker, purpose-built for reliable circuit protection in panelboards, load centers, and electrical distribution networks. With a 20 A rating and a 400 V AC capacity, this unit delivers dependable, three‑phase protection that plant floors, data centers, and facilities managers can trust to keep critical systems flowing.

Designed for practical, real-world needs, this part is ideal for replacement projects and stocking spares to keep your bill of materials aligned with the original part number. Using the exact 5SY46207 part helps minimize downtime and ensures compatibility with existing Siemens infrastructure.

• 3 Poles for comprehensive three-phase protection across all phases.
• Electrical rating: 20 A, 400 V AC, tuned for standard industrial three‑phase distribution.
• OEM alignment: Siemens 5SY46207, designed to slot into panelboards and load centers without modification.
• Maintenance strategy: Perfect for replacement projects and maintaining BOM integrity, so spare parts stay true to the original design.
• Applications: Ideal for commercial and industrial electrical distribution, including panelboards and load centers in manufacturing facilities, data centers, and service entrances.
• Support: Available from AmpState. Need help matching a part number or confirming compatibility? Message us and we’ll help you confirm fit.

Why this matters for your project: choosing the exact Siemens 5SY46207 ensures you preserve electrical protection ratings, maintain system consistency, and simplify future maintenance. When time matters, having the right, original-spec part on hand means faster replacements, fewer field errors, and safer, more reliable operation across your distribution network.