{"product_id":"siemens-qj23b225a01-circuit-breaker","title":"Siemens | QJ23B225A01 | Circuit Breaker | 225A | 3-Pole | 240V | Bolt-On","description":"\u003cdiv\u003e\n\u003cp\u003eSiemens QJ23B225A01 is a rugged, bolt-on circuit breaker designed for reliable three‑phase protection in demanding industrial and commercial panels. With a 225 A rating and 3-pole configuration at 240 V, this unit is purpose-built for retrofit, maintenance, and replacement projects where exact specifications matter.\u003c\/p\u003e \u003ch3\u003eKey specifications\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage:\u003c\/strong\u003e 225 A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePoles:\u003c\/strong\u003e 3-Pole\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage:\u003c\/strong\u003e 240 V\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 QJ23B225A01\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWhy this Siemens breaker stands out\u003c\/h3\u003e\n\u003cp\u003eThe QJ23B225A01 is built for durability and dependable performance in three‑phase systems. Its bolt‑on design provides a secure, vibration‑resistant mounting that’s well-suited for panels where space is tight and reliability is non‑negotiable. Because it’s a Siemens part with a very specific form factor, it’s especially valuable for upgrades or replacements in panels that require the QJ series footprint and ratings.\u003c\/p\u003e \u003ch3\u003eIdeal use cases\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eMaintenance and service of existing Siemens panels that require a like‑for‑like 225 A, 3‑pole, 240 V solution\u003c\/li\u003e \u003cli\u003eRetrofit projects where upgrading to a higher-current three‑phase breaker is needed\u003c\/li\u003e \u003cli\u003eReplacement of worn or failed breakers in industrial or commercial electrical systems\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eCompatibility and installation notes\u003c\/h3\u003e\n\u003cp\u003eBefore ordering, verify fit and ratings for your specific panel and system. The part number QJ23B225A01 is the most reliable reference for compatibility, ensuring the breaker aligns with the bus, mounting hardware, and wiring configuration of Siemens panels designed for bolt‑on three‑pole devices.\u003c\/p\u003e \u003ch3\u003ePractical guidance for best results\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eInspect the mounting area and bus connections for signs of wear or corrosion during replacement to ensure a solid, long‑lasting fit\u003c\/li\u003e \u003cli\u003eFollow standard safety procedures: de‑energize the panel and verify there is no residual voltage before handling breakers\u003c\/li\u003e \u003cli\u003eTighten mounting hardware to secure the breaker and maintain a stable connection under normal operating conditions\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWho benefits from this product\u003c\/h3\u003e\n\u003cp\u003eElectrical distribution technicians, facilities engineers, and panel upgrade teams tasked with maintaining or expanding three‑phase power systems will find the Siemens QJ23B225A01 a precise, compatible, and dependable choice when the project calls for a 225 A, 3‑pole, 240 V bolt‑on breaker.\u003c\/p\u003e \u003cp\u003eEquip your electrical system with trusted Siemens protection—select the QJ23B225A01 for accurate compatibility, solid protection, and a straightforward retrofit path.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":46427472363682,"sku":"QJ23B225A01","price":2756.0,"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-qj23b225a01-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}