{"product_id":"siemens-qjh23b175a02-circuit-breaker","title":"Siemens | QJH23B175A02 | Circuit Breaker | 175A | 3-Pole | 240V | Bolt-On","description":"\u003cdiv\u003e\n\u003cp\u003eDesigned for reliability in demanding electrical environments, the Siemens QJH23B175A02 circuit breaker delivers 175A of overcurrent protection across three poles at 240V. Its bolt-on mounting provides a secure, vibration‑resistant connection, making it an ideal choice for retrofit, maintenance, and replacement projects in Siemens‑compatible panels.\u003c\/p\u003e \u003ch3\u003eKey specifications\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eAmperage: 175A\u003c\/li\u003e \u003cli\u003ePoles: 3‑Pole\u003c\/li\u003e \u003cli\u003eVoltage: 240V\u003c\/li\u003e \u003cli\u003eMounting: Bolt-On\u003c\/li\u003e \u003cli\u003ePart number: QJH23B175A02\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eCompatibility and installation notes:\u003c\/strong\u003e Confirm fit and ratings before ordering. The part number QJH23B175A02 is your best reference for compatibility with your panel or enclosure. Always verify that the breaker’s 3‑pole 240V configuration aligns with your three‑phase system and that the bolt‑on mounting matches your panel’s design.\u003c\/p\u003e \u003ch3\u003eWhat problems this solves\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eProvides secure, reliable overcurrent protection for three‑phase feeders in commercial and industrial panels\u003c\/li\u003e \u003cli\u003eFacilitates quick, straightforward replacements in existing Siemens installations thanks to a familiar bolt‑on mounting\u003c\/li\u003e \u003cli\u003eSupports planned upgrades and retrofits without changing surrounding field devices, reducing downtime\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWho it’s ideal for\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eElectrical contractors performing panel retrofits or maintenance in Siemens‑tracked systems\u003c\/li\u003e \u003cli\u003eFacilities managers seeking dependable protection for 3‑phase distribution in commercial facilities\u003c\/li\u003e \u003cli\u003eTechs replacing failed or aging 175A, 3‑pole, 240V breakers in compatible panels\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eHow to ensure a proper fit\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eReview your panel labeling and cross‑reference with the QJH23B175A02 part number to confirm compatibility\u003c\/li\u003e \u003cli\u003eVerify the breaker’s amperage (175A), voltage (240V), and 3‑pole configuration matches your circuit requirements\u003c\/li\u003e \u003cli\u003eEnsure the mounting style is bolt‑on and compatible with your panel design\u003c\/li\u003e \u003cli\u003eAlways power down the system and follow local codes during installation\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eWith Siemens engineering behind it, the QJH23B175A02 circuit breaker combines trustworthy protection with practical retrofit versatility. Whether you’re upgrading an aging panel, replacing a failed unit, or equipping a new Siemens‑compatible installation, this 175A, 3‑pole, 240V bolt‑on breaker is built to deliver consistent performance and long‑term reliability.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":46427415511202,"sku":"QJH23B175A02","price":510.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/siemens-qjh23b175a02-circuit-breaker-175a-3-pole-240v-bolt-294.webp?v=1789719850","url":"https:\/\/www.ampstate.com\/products\/siemens-qjh23b175a02-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}