Consistent quality. We’ve added similar items to our regular reorder list.
MRO · Reorder
Based in Canada
•
Serving USA & Canada
Seamless online shopping experience guaranteed with easy shipping and returns policy.
Shop with Confidence: Our Products come with a Reliable Year-Long Warranty.
| Part Number | AL400LA |
| Amperes | 400 |
| Poles | 3 |
| Voltage | 600 |
| Product Type | circuit-breaker |
Couldn't load pickup availability
Seamless online shopping experience guaranteed with easy shipping and returns policy.
Shop with Confidence: Our Products come with a Reliable Year-Long Warranty.
The Square D AL400LA 400A 3P 600V circuit breaker is engineered to guard your electrical distribution with precise, reliable protection. Designed for use in panelboards, load centers, and broader distribution networks, this three-pole breaker delivers robust performance for three‑phase systems at 600V.
Choosing the genuine Square D AL400LA ensures consistent performance, straightforward replacement, and minimal downtime on your electrical distribution system. If you’re unsure whether this exact part fits your panel or distribution configuration, reach out — we’re ready to help you verify compatibility quickly and accurately.
Contact sales@ampstate.com
Shipping cost is based on weight. Just add products to your cart and use the Shipping Calculator to see the shipping price.
We want you to be 100% satisfied with your purchase.
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.
Newsletter
Blogs