Siemens 3VA91430JB11 250A 3P Circuit Breaker | AmpState

The Siemens 3VA91430JB11 is a 250 Amp, 3-pole circuit breaker designed for reliable overcurrent protection in panelboards, load centers, and electrical distribution circuits. Ideal for retrofit projects and maintenance planning where the exact part number must remain consistent, this device helps you keep spare parts aligned with your schematics and service records.

What makes it unique

• Exact Siemens part number (3VA91430JB11) ensures compatibility with existing panels and documentation.
• Three-pole protection for 3-phase systems, reducing the risk of uneven loading and unplanned outages.
• Trusted Siemens build quality and electrical performance, backed by AmpState's availability.
• Straightforward procurement from AmpState, minimizing downtime when you need a replacement quickly.
• Support for retrofit and maintenance workflows with clear part-number consistency.

Specifications

• Manufacturer: Siemens
• Part Number: 3VA91430JB11
• Product Type: Circuit Breaker
• Amperage: 250 A
• Poles: 3
• Applications: panelboards, load centers, electrical distribution

Ideal use cases

• Retrofit projects where system documentation requires maintaining the exact part number for replacements.
• Maintenance planning to stock a genuine Siemens 3VA-series breaker for 3-phase feeders.
• Facilities with Siemens panelboards and distribution boards needing trustworthy, compatible protection devices.

Compatibility and purchasing confidence

If you're unsure whether this exact part fits your equipment, AmpState offers guidance to confirm fit. Message us to verify compatibility before you buy, ensuring your 3-phase system gets proper protection without surprises.

Installation and care tips

When installing a 3P, 250 A breaker like the 3VA91430JB11, follow standard electrical codes and your panelboard manufacturer's guidelines. Check that the bus configuration, mounting style, and panel labeling align with the Siemens 3VA4x family used in your installation. Store replacements in their original packaging to protect against damage before installation.

Ready to add a dependable, exact-match breaker to your workflow? Trust AmpState to deliver genuine Siemens parts quickly, with clear support for compatibility and procurement needs.