{"product_id":"bq3b090","title":"Siemens BQ3B090 - 90A, 3-Pole, Circuit Breaker","description":"\u003cdiv\u003e\n\u003cp\u003eSiemens BQ3B090 — a 90A, 3-pole circuit breaker designed for reliable overcurrent protection in demanding electrical systems.\u003c\/p\u003e \u003cp\u003eThree-phase compatibility is at the core of this unit. The 3-pole configuration is crafted for panelboards, switchboards, and control panels, delivering clean distribution across three live conductors and safer fault isolation in complex electrical layouts.\u003c\/p\u003e \u003cp\u003eWhy choose the BQ3B090? It pairs targeted protection with practical, real-world performance that professionals rely on in daily operation:\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003e90A current rating\u003c\/strong\u003e provides robust protection for medium-to-high power circuits without nuisance trips.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003e3-Pole design\u003c\/strong\u003e supports three-phase systems common in motors, HVAC, and process equipment.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eFlexible installation\u003c\/strong\u003e suitable for distribution panels and motor control centers, helping reduce panel clutter and simplify upgrades.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eIndustrial-grade reliability\u003c\/strong\u003e built to endure demanding environments, ensuring safe starting, stopping, and fault isolation.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eIdeal applications include:\u003c\/p\u003e \u003cul\u003e \u003cli\u003eIndustrial facilities safeguarding motor drives, conveyors, and pumps in MCCs\u003c\/li\u003e \u003cli\u003eCommercial building distribution panels supporting critical equipment like HVAC and compressors\u003c\/li\u003e \u003cli\u003eOEM equipment requiring a robust, three-phase overcurrent device\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eKey specifications at a glance\u003c\/strong\u003e\u003c\/p\u003e \u003cul\u003e \u003cli\u003eCurrent rating: \u003cstrong\u003e90A\u003c\/strong\u003e\n\u003c\/li\u003e \u003cli\u003ePoles: \u003cstrong\u003e3-Pole\u003c\/strong\u003e\n\u003c\/li\u003e \u003cli\u003eBreaker type: \u003cstrong\u003eCircuit Breaker\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eIn short, the Siemens BQ3B090 delivers dependable overcurrent protection for three-phase systems, helping your electrical infrastructure run safely and efficiently. When you need a trusted, high-performance breaker for distribution panels and motor control centers, this 90A, 3-pole unit is a solid, future-ready choice.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Siemens","offers":[{"title":"Default","offer_id":46390620356770,"sku":"BQ3B090","price":259.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/circuit_breaker_generic_83c30cc3-a06e-4f7c-90da-73512c0ea58e.png?v=1765378263","url":"https:\/\/www.ampstate.com\/products\/bq3b090","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}