{"product_id":"siemens-qj23b090ha01-circuit-breaker","title":"Siemens | QJ23B090HA01 | Circuit Breaker | 3-Pole | Bolt-On","description":"\u003cdiv\u003e\n\u003cp\u003eSiemens QJ23B090HA01 is a purpose-built 3-pole bolt-on circuit breaker designed for demanding industrial panels where dependable protection and precise compatibility matter. Built to support maintenance, retrofit, and replacement projects, this unit helps keep three-phase systems running smoothly with minimal downtime.\u003c\/p\u003e \u003ch3\u003eKey specifications at a glance\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003ePoles:\u003c\/strong\u003e 3-Pole\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMounting:\u003c\/strong\u003e Bolt-On\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart number:\u003c\/strong\u003e QJ23B090HA01 — the best reference for compatibility\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWhy this Siemens breaker stands out\u003c\/h3\u003e\n\u003cp\u003eUnlike generic substitutes, this QJ23B090HA01 breaker is engineered to align with Siemens panels and equipment, ensuring seamless integration with existing wiring and bus structures. The bolt-on design provides robust, vibration-resistant mounting, making it ideal for installations where secure attachment and straightforward field service are priorities. By using the exact part number, you minimize the guesswork around fit, rating, and interchange, delivering reliable performance in mission-critical environments.\u003c\/p\u003e \u003ch3\u003eIdeal use cases\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eMaintenance outages where you need a like-for-like replacement to preserve panel design and trip characteristics\u003c\/li\u003e \u003cli\u003eRetrofit projects aiming to upgrade or refresh 3-phase protection without changing the surrounding hardware\u003c\/li\u003e \u003cli\u003eReplacement of worn or obsolete breakers in Siemens-based control panels and distribution gear\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eHow it solves real-world problems\u003c\/h3\u003e\n\u003cp\u003eExact compatibility with Siemens systems reduces installation time and risk of mismatches that can lead to nuisance trips or improper protection. The 3-pole configuration supports balanced three-phase loads, helping protect motors and equipment from overcurrent situations across all three phases. With a bolt-on mount, technicians can secure the unit quickly during maintenance windows, preserving the integrity of the panel’s bus connections.\u003c\/p\u003e \u003ch3\u003eImportant compatibility notes\u003c\/h3\u003e\n\u003cp\u003eBefore ordering, confirm fit and ratings for your specific panel or enclosure. The part number QJ23B090HA01 is your most reliable reference for compatibility, ensuring the breaker matches the required trip characteristics and three-phase footprint.\u003c\/p\u003e \u003ch3\u003ePractical tips for installation and use\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eVerify your panel model and the required trip current before purchasing to avoid mismatches.\u003c\/li\u003e \u003cli\u003eFollow the manufacturer’s torque specifications for bolt-on mounting to ensure secure, vibration-resistant installation.\u003c\/li\u003e \u003cli\u003eDuring replacements, inspect the surrounding bus and terminals for signs of wear or damage and address them as needed to maintain optimal protection.\u003c\/li\u003e \u003cli\u003eLabel and store the replacement breaker with its part number for easy future maintenance and audits.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eEquip your service kit with the Siemens QJ23B090HA01 3-Pole Bolt-On Circuit Breaker to ensure fast, reliable maintenance, retrofit, and replacement across compatible Siemens panels and systems.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":46427423309986,"sku":"QJ23B090HA01","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-qj23b090ha01-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}