{"product_id":"siemens-bqch3b090-circuit-breaker","title":"Siemens | BQCH3B090 | Circuit Breaker | 90A | 3-Pole | 480V | Bolt-On","description":"\u003cdiv\u003e\n\u003cp\u003eSiemens BQCH3B090 Circuit Breaker is a purpose-built protection device designed for robust three‑phase power in 480V environments. With a 90A rating distributed across 3 poles and a bolt‑on mounting design, it delivers reliable overcurrent protection while enabling swift field installation in compatible panels.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage and configuration:\u003c\/strong\u003e 90A, 3‑Pole, ideal for 3‑phase circuits that require solid, balanced protection.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage rating:\u003c\/strong\u003e 480V operation, suitable for industrial distribution and equipment feeds within large facilities.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMounting style:\u003c\/strong\u003e Bolt‑On for straightforward, secure installation and easy replacement during maintenance or retrofit projects.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eReference part number:\u003c\/strong\u003e BQCH3B090 — use this as the definitive compatibility reference to match existing panels and replacements.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eThis breaker shines in retrofit and maintenance scenarios where exact spec matching matters. It’s an ideal choice when upgrading or replacing aging protection devices in Siemens panel systems that require a 90A, 3‑pole, 480V bolt‑on solution.\u003c\/p\u003e \u003cp\u003eWho benefits most:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eFacilities engineers and electricians align 3‑phase distribution with precise, proven protection\u003c\/li\u003e \u003cli\u003ePanel builders and service contractors performing panel retrofits or replacements\u003c\/li\u003e \u003cli\u003eMaintenance teams seeking reliable spares for Siemens installations with bolt‑on breakers\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003ePractical guidance for deployment:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eAlways confirm fit and ratings for your exact panel model before ordering—the BQCH3B090 is the best compatibility reference.\u003c\/li\u003e \u003cli\u003eKeep a dedicated spare with the same part number to minimize downtime during planned maintenance.\u003c\/li\u003e \u003cli\u003eFollow standard electrical safety procedures during installation, including lockout\/tagout and voltage verification prior to work.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":46427180236962,"sku":"BQCH3B090","price":510.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/siemens-bqch3b090-circuit-breaker-90a-3-pole-480v-bolt-343.webp?v=1789679041","url":"https:\/\/www.ampstate.com\/products\/siemens-bqch3b090-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}