Siemens 3VA4140-6ED34-0AA0 40A 3P 480V Circuit Breaker | AmpState

Meet the Siemens 3VA4140-6ED34-0AA0 40 A 3P 480V circuit breaker—the robust protection device designed for panelboards, load centers, and electrical distribution systems. This exact part number is ideal for retrofit work and maintenance planning where preserving a consistent component identity is critical to project timelines and documentation.

Exact model, precise protection

• Model: Siemens 3VA4140-6ED34-0AA0
• Amperage: 40 A
• Poles: 3 (3P)
• Voltage: 480 V
• Type: Circuit Breaker
• Application: Panelboards, load centers, electrical distribution

Why this matters for your project

When retrofitting or performing routine maintenance, keeping the same part number across equipment avoids mismatches and simplifies order fulfillment, installation, and future servicing. The 3VA4140-6ED34-0AA0 is built to provide dependable tripping when circuits exceed safe limits, helping protect wiring, devices, and operators.

Use cases & scenarios

• Replacing a failed breaker in an existing Siemens installation without introducing part-number changes that complicate spares inventories.
• Upgrading distribution panels where a 40 A, 3P, 480 V device is required for essential loads.
• Planning maintenance cycles where predictable, standard components streamline procurement and documentation.

How it compares to alternatives

Unlike generic substitutes, this is a genuine Siemens component with verified compatibility for Siemens panelboards and distribution equipment. Its precise 3P, 480 V rating aligns with common industrial and commercial configurations, reducing the risk of nuisance trips or accessory incompatibilities that can occur with mismatched units.

Availability and support

Available from AmpState. If you’re unsure about fit or compatibility with your specific panel or load center, AmpState can help you confirm the correct part. Need help matching a part number or confirming compatibility? Message us and we’ll help you confirm fit.