Siemens 3VA5190-4ED21-0AA0 90A 2P 600V Circuit Breaker | AmpState

Meet the Siemens 3VA5190-4ED21-0AA0 90A 2P 600V Circuit Breaker—a trusted, ready-to-install solution for everyday electrical protection in panelboards, load centers, and distribution systems. Designed to fit into standard commercial and industrial electrical environments, this unit safeguards your circuits while keeping downtime to a minimum during replacements or upgrades.

Why this Siemens breaker stands out

• Direct replacement alignment: Engineered to align with original part numbers, making replacements straightforward and BOM-consistent to avoid mismatches in your electrical assemblies.
• Stockable spare with confidence: A dependable spare option that helps you maintain stock levels and speed up maintenance windows when a known good part is needed.
• Solid protection for 600V systems: 2-pole design rated at 90 A provides reliable circuit protection in panelboards and load centers across commercial and light industrial applications.
• Verified by trusted manufacturer: Backed by Siemens quality and performance, with AmpState offering accessible availability for your project needs.

Ideal use cases

This breaker is well-suited for:

• Replacing aged or failed circuit protection in existing panelboards and distribution boards.
• Stocking a spare that matches original BOM specifications for quick, risk-free maintenance.
• Projects where a dependable 90 A, 2-pole, 600V device is required to protect feeders, branch circuits, or sub-panel sections.

Key specifications

• Manufacturer: Siemens
• Part number: 3VA5190-4ED21-0AA0
• Amperage: 90 A
• Poles: 2
• Voltage rating: 600 V
• Product type: Circuit Breaker

How to ensure the right fit

Use this model for panelboards, load centers, and electrical distribution setups that require a 90 A, 2-pole, 600V protection device. If you’re unsure about compatibility with your equipment’s original BOM, AmpState can help confirm fit. Just reach out and we’ll assist with part-number matching and application guidance to keep your project on track.

Practical tips for installation and maintenance

• Verify the original BOM or panelboard labeling before replacing to ensure seamless compatibility with the Siemens 3VA5190-4ED21-0AA0.
• When stocking spares, align your inventory with the exact part number to avoid mismatches during critical maintenance windows.
• For new installations, plan the protection scheme around a reliable 90 A, 2-pole device to support future load growth and maintain consistent protection coordination.
• Consider keeping a small set of compatible Siemens breakers on hand to reduce downtime in service-critical environments.

Available through AmpState, this Siemens 3VA5190-4ED21-0AA0 90A 2P 600V circuit breaker is a practical, purpose-built choice for professionals who value reliability, BOM accuracy, and operational continuity in electrical distribution systems.