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circuit-breaker

Siemens 3VA5120-5ED21-0AA0 20A 2P 480V Circuit Breaker | AmpState

Part Number 3VA5120-5ED21-0AA0
Amperes 20
Poles 2
Voltage 480
Product Type circuit-breaker
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Manufacturer :Siemens
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Replacement available
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Picture available on request
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CSA / UL Approved
Regular price $10.00
Sale price $10.00 Regular price
Unit price
Save

Seamless online shopping experience guaranteed with easy shipping and returns policy.

Shop with Confidence: Our Products come with a Reliable Year-Long Warranty.

Icon
Secure transaction
Icon
FREE & fast shipping on orders over $49
Icon
CSA approved with 1 year warranty
Icon
30 day returns
Siemens 3VA5120-5ED21-0AA0 20A 2P 480V Circuit Breaker | AmpState

Siemens 3VA5120-5ED21-0AA0 20A 2P 480V Circuit Breaker | AmpState

Regular price $10.00
Sale price $10.00 Regular price
Unit price
Product description
Shipping

Meet the Siemens 3VA5120-5ED21-0AA0 20A 2P 480V circuit breaker—an authoritative protection device designed for reliability in modern electrical distribution. It safeguards panelboards, load centers, and distribution networks, preventing overloads and short circuits in critical systems. Perfect for replacement projects and stocking spares to keep your BOM aligned with the original part number.

  • Exact part match: The 3VA5120-5ED21-0AA0 is designed to align with the original Siemens BOM and mounting footprint, ensuring seamless upgrades without retrofits.
  • Clear electrical specs: 20 A, 2-pole, 480 V capacity—ideal for mid- to high-voltage distribution in commercial and industrial settings.
  • Trusted brand, dependable protection: Siemens quality with proven performance in panelboards and distribution boards.
  • Ready to ship from AmpState: Stocked and available to support your project timelines.

Where it shines

  • Replacement projects requiring precise alignment with the original part number to maintain BOM integrity.
  • Service teams and maintenance crews needing reliable spares to minimize downtime in critical facilities.
  • New installations in 480V distribution networks needing a two-pole protection device with a 20 A rating.
  • Panel harmonization in existing Siemens 3VA-based systems to maintain consistent trip curves and mounting compatibility.

Need help matching a part number or confirming compatibility? Message us and we’ll help you confirm fit. Available from AmpState.

Contact sales@ampstate.com

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What Our Customers Say

4.9 (38 reviews)

General feedback we often hear from customers purchasing industrial electrical parts.

Verified

Professional-grade feel. No issues reported during commissioning.

Controls · Commissioning

Verified

Arrived in good condition and helped keep our project on schedule.

Project team · Contractor

Verified

Exactly what most contractors expect from an industrial supplier.

Electrical · Commercial

Fast industrial sourcing support

Need help?

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  • Need a BOM priced for your project
  • Not sure which part is correct
  • Need an equivalent or replacement
  • Send your part list and get a fast reply

Email us at sales@ampstate.com for pricing, availability, alternates, and project support.

Email for a quote Typical reply: same business day