{"product_id":"siemens-qj23b125a02-circuit-breaker","title":"Siemens | QJ23B125A02 | Circuit Breaker | 125A | 3-Pole | 240V | Bolt-On","description":"\u003cdiv\u003e\n\u003cp\u003eMeet the Siemens \u003cstrong\u003eQJ23B125A02\u003c\/strong\u003e Circuit Breaker — a purpose-built protection device designed for durability and precise compatibility in demanding electrical environments. With a 125 Amp rating, a 3-pole configuration, and 240V operation, this bolt-on breaker is tailored for maintenance, retrofit, and replacement projects where exact specifications matter.\u003c\/p\u003e \u003cp\u003eDesigned to integrate seamlessly with the Siemens QJ family, this breaker employs a bolt-on mounting for a secure, vibration-resistant installation that keeps electrical connections solid over time.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage:\u003c\/strong\u003e 125A\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 \u003cli\u003e\n\u003cstrong\u003ePart Reference:\u003c\/strong\u003e QJ23B125A02\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eIdeal use cases\u003c\/strong\u003e\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eMaintenance:\u003c\/strong\u003e Replace aging or worn breakers with a direct, exact-spec counterpart to restore panel protection without guessing on compatibility.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eRetrofit:\u003c\/strong\u003e Upgrade panels that require a 3-pole, 125A solution with bolt-on mounting for reliable performance.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eReplacement:\u003c\/strong\u003e Reestablish dependable protection in facilities where using the precise part number ensures correct electrical characteristics and fit.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eWhat makes this breaker stand out\u003c\/strong\u003e\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eExact compatibility reference:\u003c\/strong\u003e The part number, QJ23B125A02, is your best guarantee that the breaker will fit and function as intended in your Siemens panel.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eSecure bolt-on installation:\u003c\/strong\u003e Provides a robust mechanical connection that supports long-term reliability in busy electrical environments.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eSiemens QJ-series alignment:\u003c\/strong\u003e Specifically designed to work with the QJ lineup, reducing installation guesswork and ensuring consistent performance.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eInstallation and safety tips\u003c\/strong\u003e\u003c\/p\u003e \u003cul\u003e \u003cli\u003eVerify the application requires 125A, 3-Pole, and 240V before ordering to ensure proper protection and compatibility.\u003c\/li\u003e \u003cli\u003eBefore any work, shut down power and follow proper lockout\/tagout procedures to maintain a safe working environment.\u003c\/li\u003e \u003cli\u003ePrepare the mounting area by ensuring surfaces are clean, level, and accessible to allow proper bolt-on seating and secure wiring connections.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eNote: Confirm fit and ratings before ordering. Rely on the part number QJ23B125A02 as the most reliable reference for compatibility with your Siemens panel and existing wiring configuration.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":46427472658594,"sku":"QJ23B125A02","price":2876.0,"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-qj23b125a02-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}