Siemens 3VA5145-6ED11-0AA0 45A 1P Circuit Breaker | AmpState

Introducing the Siemens 3VA5145-6ED11-0AA0, a 1-pole, 45-amp circuit breaker designed to deliver reliable overcurrent protection in panelboards, load centers, and electrical distribution systems. Built for everyday electrical work, this device is the smart choice for replacement projects and stocking spares to keep your original BOM intact.

Why this Siemens breaker stands out

• Exact BOM alignment: Designed to fit Siemens panelboards and systems without forcing changes to your protection scheme, helping you maintain code compliance and documented installation history.
• Precise 45 A, 1-pole protection: Ideal for circuits that require robust single-pole protection while keeping space and wiring simple in compact distribution panels.
• Siemens 3VA series compatibility: Engineered to work consistently with other Siemens protective devices, delivering predictable performance across your electrical ecosystem.
• Ready-to-use replacement: A dependable swap that minimizes downtime and preserves the integrity of your electrical distribution network.
• AmpState availability and support: This part is readily available from AmpState, with expert help to verify fit and compatibility based on the exact part number 3VA5145-6ED11-0AA0.

Ideal use cases

Use this 45 A, 1P Siemens circuit breaker in service panels, commercial load centers, and other distribution points where single-pole protection is appropriate. When performing repairs or upgrades, it serves as a reliable replacement that preserves original equipment behavior. Keep a spare on hand to ensure quick repairs and minimal downtime during maintenance windows.

Compatibility and installation tips

To ensure a perfect fit, match the exact part number 3VA5145-6ED11-0AA0 with your Siemens equipment. If you’re uncertain about compatibility, AmpState offers support to confirm fit—send a quick message and we’ll help you verify that this breaker is the right choice for your panel or distribution setup.

Why shop with AmpState

AmpState stocks this Siemens 3VA5145-6ED11-0AA0 circuit breaker to support ongoing maintenance and project needs. The part is chosen for reliable performance, ease of replacement, and seamless BOM alignment, so you can trust it to protect your electrical system well into the future.

Specifications

• Manufacturer: Siemens
• Part number: 3VA5145-6ED11-0AA0
• Product type: Circuit Breaker
• Amperage: 45 A
• Poles: 1
• Availability: AmpState