{"product_id":"siemens-qjh23b09000s01-circuit-breaker","title":"Siemens | QJH23B09000S01 | Circuit Breaker | 90A | 3-Pole | 240V | Bolt-On","description":"\u003cdiv\u003e\n\u003cp\u003eSiemens QJH23B09000S01 is a 90A, 3-Pole, 240V bolt-on circuit breaker designed for reliable protection in electrical panels. It’s built for maintenance, retrofit, and replacement projects where exact specifications matter, ensuring seamless compatibility with Siemens panel systems and their mounting footprint.\u003c\/p\u003e \u003ch2\u003eKey specifications\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage:\u003c\/strong\u003e 90A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePoles:\u003c\/strong\u003e 3-Pole\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage:\u003c\/strong\u003e 240V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMounting:\u003c\/strong\u003e Bolt-On\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eWhy this 90A 3-Pole bolt-on breaker stands out\u003c\/h2\u003e\n\u003cp\u003eUnlike generic substitutes, this Siemens breaker's 3-Pole design provides synchronized protection across three conductors, making it ideal for three-phase loads and large motor circuits. The bolt-on mounting delivers a secure, robust connection that stays firmly seated through vibrations and routine panel maintenance, helping to minimize nuisance trips and intermittent faults often seen with clip-on alternatives.\u003c\/p\u003e \u003ch2\u003eIdeal use cases\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eRetrofit or upgrade projects in Siemens-compatible panels where a 90A, 3‑pole, 240V solution is required\u003c\/li\u003e \u003cli\u003eProtection for three-phase motor feeders, conveyors, pumps, and other high‑load equipment\u003c\/li\u003e \u003cli\u003eReplacement for worn or failed breakers that match the QJH23B09000S01 specifications\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eCompatibility and installation notes\u003c\/h2\u003e\n\u003cp\u003eNotes: Confirm fit and ratings before ordering. The part number QJH23B09000S01 is the best reference for compatibility, ensuring the same mounting, trip characteristics, and electrical footprint as your existing equipment.\u003c\/p\u003e \u003ch2\u003ePractical guidance for a smooth setup\u003c\/h2\u003e\n\u003cp\u003eBefore installation, verify that your panel is rated for 240V three‑phase service and that the intended load aligns with a 90A protection scheme. Use the bolt-on mounting to achieve a solid, vibration‑resistant fit, and follow your panel manufacturer’s torque specs and safety guidelines to complete the installation safely and efficiently.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":46427472036002,"sku":"QJH23B09000S01","price":3393.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/siemens-qjh23b09000s01-circuit-breaker-90a-3-pole-240v-bolt-883.webp?v=1789727646","url":"https:\/\/www.ampstate.com\/products\/siemens-qjh23b09000s01-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}