{"product_id":"siemens-he3a110l-circuit-breaker","title":"Siemens | HE3A110L | Circuit Breaker | 110A | 3-Pole | 480V","description":"\u003cdiv\u003e\n\u003cp\u003eIntroducing the Siemens HE3A110L, a 3-Pole, 110 Amp circuit breaker designed for 480V three-phase power environments. Built for maintenance, retrofit, and replacement tasks where exact specifications matter, this unit delivers dependable overcurrent protection and consistent performance in demanding electrical installations.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eBest compatibility reference:\u003c\/strong\u003e Use the part number HE3A110L to confirm fit with your panel or enclosure. Always verify your system's ratings before ordering.\u003c\/p\u003e \u003ch2\u003eKey specifications\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage:\u003c\/strong\u003e 110A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePoles:\u003c\/strong\u003e 3-Pole\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage:\u003c\/strong\u003e 480V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart number:\u003c\/strong\u003e HE3A110L\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Circuit Breaker\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eWhat this means for your electrical system\u003c\/h2\u003e\n\u003cp\u003eThe HE3A110L is purpose-built for 3-phase distribution at 480V, providing reliable interruption of overcurrent conditions to protect conductors, controls, and connected equipment. With Siemens engineering behind it, you gain predictable tripping behavior and consistent performance across service cycles—an essential for industrial panels, control rooms, and retrofit projects where downtime matters.\u003c\/p\u003e \u003ch2\u003eIdeal use cases\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eRetrofit projects in industrial facilities upgrading or replacing aging protection devices\u003c\/li\u003e \u003cli\u003eMaintenance replacements in 3-phase, 480V distribution panels\u003c\/li\u003e \u003cli\u003eRepairs and upgrades to motor control centers or large equipment racks that operate on 3-phase 480V power\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eInstallation and compatibility notes\u003c\/h2\u003e\n\u003cp\u003eBefore ordering, confirm that the HE3A110L matches your panel’s listing and labeling. The best reference for compatibility is the part number itself. Ensure the enclosure supports 480V three-phase operation and that wiring conductors and terminal connections align with your installation standards. For safe installation, follow lockout\/tagout procedures and consult a licensed electrician if needed.\u003c\/p\u003e \u003cp\u003eThis Siemens circuit breaker is a dependable, purpose-built solution for demanding electrical environments where precise protection and reliable performance are non-negotiable.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":46427518828706,"sku":"HE3A110L","price":510.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/master_generic_ad06fdd7-931c-4a09-bfbe-d05329579cd6.png?v=1765492978","url":"https:\/\/www.ampstate.com\/products\/siemens-he3a110l-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}