{"product_id":"siemens-qj23b150a01-circuit-breaker","title":"Siemens | QJ23B150A01 | Circuit Breaker | 150A | 3-Pole | 240V","description":"\u003cdiv\u003e\n\u003cp\u003eMeet robust protection for your three‑phase electrical system with the Siemens \u003cstrong\u003eQJ23B150A01 Circuit Breaker\u003c\/strong\u003e. This 150A, 3‑pole unit is engineered for reliability in commercial and industrial panels, delivering dependable overcurrent protection at a standard \u003cstrong\u003e240V\u003c\/strong\u003e.\u003c\/p\u003e \u003cp\u003eDesigned for maintenance, retrofit, and replacement projects, this breaker is a precise fit when you need to restore safety and performance without guesswork. The part number \u003cstrong\u003eQJ23B150A01\u003c\/strong\u003e is the most reliable reference for compatibility, so be sure to confirm fit and ratings before ordering.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage:\u003c\/strong\u003e 150A\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\u003eApplications:\u003c\/strong\u003e main or feeder protection in three‑phase electrical systems; ideal for panel retrofits, service upgrades, or maintenance outages\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eCompatibility note:\u003c\/strong\u003e use the part number QJ23B150A01 to verify exact fit\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eWhy this Siemens breaker stands out:\u003c\/p\u003e \u003cul\u003e \u003cli\u003ePredictable, proven Siemens trip characteristics that help protect critical equipment and crew during fault events\u003c\/li\u003e \u003cli\u003eSolid, dependable construction designed to integrate with standard electrical panels that support QJ‑series breakers\u003c\/li\u003e \u003cli\u003eClear, practical guidance for technicians during retrofit or replacement work, helping minimize downtime\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eUse cases and scenarios:\u003c\/p\u003e \u003cul\u003e \u003cli\u003eUpgrading a legacy panel to accommodate a 150A, 3‑pole, 240V breaker for three‑phase motors, pumps, or HVAC equipment\u003c\/li\u003e \u003cli\u003eReplacing a failed breaker in a production line to prevent unplanned downtime and maintain safety compliance\u003c\/li\u003e \u003cli\u003eRetrofit projects where a known, compatible Siemens solution is required to meet current electrical standards\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eWho benefits most from this part:\u003c\/p\u003e \u003cul\u003e \u003cli\u003eElectrical contractors performing panel maintenance, upgrades, or replacements\u003c\/li\u003e \u003cli\u003eFacilities engineers overseeing commercial or light industrial distribution networks\u003c\/li\u003e \u003cli\u003eMaintenance teams seeking a reliable, brand‑specific replacement part to minimize installation risk\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003ePractical tips for a smooth install:\u003c\/p\u003e \u003cul\u003e \u003cli\u003eVerify your panel model and slot configuration to ensure the 3‑pole, 240V setup fits correctly\u003c\/li\u003e \u003cli\u003eKeep the QJ23B150A01 part number handy as the definitive reference for compatibility and ordering\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":46427472560290,"sku":"QJ23B150A01","price":2478.0,"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-qj23b150a01-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}