{"product_id":"siemens-he3a100-circuit-breaker","title":"Siemens | HE3A100 | Circuit Breaker | 3-Pole","description":"\u003cdiv\u003e\n\u003cp\u003eIntroducing the Siemens HE3A100 Circuit Breaker, a precise 3-pole solution engineered for reliability in 3-phase electrical systems. Designed for maintenance, retrofit, and replacement projects where matching specs is essential, this unit keeps your Siemens panel protected while minimizing downtime.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003e3-Pole design\u003c\/strong\u003e provides robust three-phase protection in compatible Siemens panel configurations.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eExact reference\u003c\/strong\u003e part number \u003cstrong\u003eHE3A100\u003c\/strong\u003e ensures you’re choosing a true replacement with the correct frame and trip characteristics.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVersatile application\u003c\/strong\u003e ideal for routine maintenance, panel retrofits, or replacing a worn-out breaker in service entrances, commercial controls, or industrial distribution.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMatch-before-order\u003c\/strong\u003e confirm fit and ratings against your panel label or Siemens catalog before purchasing to avoid incompatibility.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eUse cases and practical notes:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eReplacing a failed 3-pole breaker in a Siemens system without altering other protective devices.\u003c\/li\u003e \u003cli\u003eRetrofits where a 3-phase circuit needs reliable protection and quick swap-in performance.\u003c\/li\u003e \u003cli\u003eMaintenance cycles where having an exact HE3A100 replacement reduces complexity and testing time.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eHow to verify compatibility\u003c\/h3\u003e\n\u003cp\u003eTo ensure the HE3A100 will integrate seamlessly, reference your equipment’s documentation and the panel’s approved devices list. Verify the following before ordering:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003ePanel compatibility with 3-Pole breakers of the Siemens HE series\u003c\/li\u003e \u003cli\u003eAmperage rating and trip curve required for your circuit\u003c\/li\u003e \u003cli\u003eThe physical fit, frame type, and mounting style that matches your panel\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eChoosing the Siemens HE3A100 means selecting a purpose-built, Siemens-manufactured solution designed for consistent performance in demanding electrical environments. If you’re planning a retrofit, maintenance, or replacement, this 3-pole breaker helps you restore reliable protection quickly and with confidence.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":46426808680610,"sku":"HE3A100","price":510.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/master_generic_16d3a2fb-5d93-424c-9206-5031ec4b178f.png?v=1765492977","url":"https:\/\/www.ampstate.com\/products\/siemens-he3a100-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}