Siemens 3VA5170-5ED21-0AA0 70A 2P 480V Circuit Breaker | AmpState

The Siemens 3VA5170-5ED21-0AA0 is a purpose-built circuit breaker designed to deliver reliable protection in panelboards, load centers, and electrical distribution networks. With a 70 A rating and a 2-pole configuration at 480 V, this unit provides robust, two-breaker protection for multi-wire circuits and essential power rails. It’s a trusted choice for installations where space, compatibility, and performance must align precisely.

Built for retrofit work and maintenance planning, the 3VA5170-5ED21-0AA0 helps you keep your protection strategy consistent by sticking to the same part number. This makes exchanges, stock management, and service scheduling simpler and less error-prone. AmpState makes this Siemens part readily available, and if you’re matching a specific catalog or need compatibility confirmation, you can message us for expert guidance to confirm fit.

• Manufacturer: Siemens
• Part Number: 3VA5170-5ED21-0AA0
• Type: Circuit Breaker
• Amperage: 70 A
• Poles: 2
• Voltage: 480 V
• Applications: panelboards, load centers, electrical distribution
• Availability: AmpState

Why this specific 3VA5170-5ED21-0AA0 stands out

Unlike generic breakers, this model is built to integrate seamlessly with Siemens protection schemes and the 3VA family’s mounting and electrical characteristics. Its 2-pole, 480 V rating is ideal for protecting feeder circuits and critical loads in commercial and industrial environments, helping you maintain power reliability with a direct, drop-in replacement when the exact part number is required.

Ideal use cases

Consider the Siemens 3VA5170-5ED21-0AA0 for:

• Retrofit projects where maintaining a consistent catalog number simplifies procurement and service history
• Maintenance planning that benefits from predictable replacement parts and minimal configuration changes
• Electrical distribution upgrades that require a sturdy 2-pole breaker rated at 480 V for load centers and panelboards
• Stocking spare parts inventories for service teams to reduce downtime during outages

How to approach compatibility and fit

If you’re replacing an existing Siemens protection device or standardizing on the 3VA family, verify that the 3VA5170-5ED21-0AA0 matches your panelboard or distribution board’s catalog requirements. AmpState offers support to confirm fit and compatibility, helping you avoid misfits and delays during the retrofit or maintenance window.

Investing in this Siemens circuit breaker means choosing a reliable, compatible solution that supports streamlined maintenance, clear part-number tracking, and steady performance across your electrical distribution system. Add the 3VA5170-5ED21-0AA0 to your inventory to ensure quick, accurate replacements when you need them most.