{"product_id":"siemens-he3a090l-circuit-breaker","title":"Siemens | HE3A090L | Circuit Breaker | 3-Pole","description":"\u003cdiv\u003e\n\u003cp\u003eIntroducing the Siemens HE3A090L 3-Pole Circuit Breaker—the precise, maintenance-ready solution for protecting 3-phase electrical systems. Built to support maintenance, retrofit, and replacement projects where exact specifications matter, this Siemens unit delivers reliable protection with a clear path to compatibility.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003e3-Pole design for comprehensive 3-phase protection\u003c\/strong\u003e — interrupts all three conductors simultaneously to prevent phase imbalance and equipment damage.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eSiemens engineering you can trust\u003c\/strong\u003e — engineered to meet Siemens standards for performance, durability, and predictable trip behavior in demanding environments.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart-number-based compatibility\u003c\/strong\u003e — use HE3A090L as the primary reference when cross-checking catalogs; the part number is the best guide to ensuring a proper match.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eIdeal for maintenance, retrofit, and replacement\u003c\/strong\u003e — a straightforward fit for service panels, switchgear, and distribution boards that require a Siemens 3-pole breaker.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eClear fit and rating verification\u003c\/strong\u003e — before ordering, confirm the panel’s required rating and the breaker's electrical characteristics match your system (voltage, current rating, breaking capacity).\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePractical and time-saving for professionals\u003c\/strong\u003e — having the exact Siemens part on hand minimizes downtime during upgrades or repairs.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eUse cases and ideal applications\u003c\/strong\u003e\u003c\/p\u003e \u003cul\u003e \u003cli\u003eIndustrial control panels and manufacturing line distributions where stable 3-phase protection is essential.\u003c\/li\u003e \u003cli\u003eCommercial facilities undergoing panel retrofits or upgrades that specify Siemens parts.\u003c\/li\u003e \u003cli\u003eSpare parts kits for electrical contractors and maintenance teams who service Siemens equipment.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eHow this compares with alternatives\u003c\/strong\u003e\u003c\/p\u003e \u003cul\u003e \u003cli\u003eDesigned to align with Siemens panels and fielded across Siemens-compatible installations, the HE3A090L provides consistent trip characteristics and mechanical fit that generic breakers may not offer.\u003c\/li\u003e \u003cli\u003eEliminates guesswork by using a precise part number as the compatibility reference, reducing the risk of mismatches during retrofits or replacements.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eReady to secure dependable 3-phase protection? The Siemens HE3A090L 3-Pole Circuit Breaker is a precise, maintenance-ready choice for professionals maintaining or upgrading Siemens-powered electrical systems. Always verify fit with your panel and confirm the required ratings to ensure a seamless, downtime-minimizing replacement.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":46427518894242,"sku":"HE3A090L","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-he3a090l-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}