Consistent quality. We’ve added similar items to our regular reorder list.
MRO · Reorder
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| Part Number | BQCH3B020 |
| Amperes | 20 |
| Poles | 3 |
| Voltage | 480 |
| Product Type | circuit-breaker |
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Seamless online shopping experience guaranteed with easy shipping and returns policy.
Shop with Confidence: Our Products come with a Reliable Year-Long Warranty.
Siemens BQCH3B020 is a 20 Amp, 3-pole, 480V bolt-on circuit breaker built for everyday electrical work. Designed to protect circuits in panelboards, load centers, and electrical distribution networks, it delivers reliable fault isolation and consistent performance when you need it most.
Whether you're tackling a replacement project or stocking spares to keep your bill of materials aligned with the original part number, this breaker helps you minimize downtime and keep installations compliant with your existing equipment.
Practical usage insights: confirm your system is a 480V three-phase service and that a bolt-on Siemens breaker matches your panel’s mounting configuration. Refer to your panel’s labeling and BOM to ensure exact compatibility, and follow Siemens installation guidelines for bolt-on breakers to maintain a secure electrical connection. If you’re unsure about fit, we’re ready to help you verify compatibility before purchase.
Contact sales@ampstate.com
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General feedback we often hear from customers purchasing industrial electrical parts.
Consistent quality. We’ve added similar items to our regular reorder list.
MRO · Reorder
Support is responsive when we have questions about fit or application.
Purchasing · Quick answers
A reliable choice when we need industrial parts on short notice.
Service · Urgent replacement
Fast industrial sourcing support
Email us at sales@ampstate.com for pricing, availability, alternates, and project support.
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