{"product_id":"siemens-qjh23b070a02-circuit-breaker","title":"Siemens | QJH23B070A02 | Circuit Breaker | 70A | 3-Pole | 240V","description":"\u003cdiv\u003e\n\u003cp\u003eSiemens QJH23B070A02 is a 70A, 3-pole, 240V circuit breaker engineered for dependable protection in demanding electrical panels. Designed for maintenance, retrofit, and replacement projects where exact specifications matter, this unit is intended to slot into compatible Siemens installations with minimal fuss and downtime.\u003c\/p\u003e \u003ch3\u003eKey specifications at a glance\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage:\u003c\/strong\u003e 70A\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\u003ePart number:\u003c\/strong\u003e QJH23B070A02\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWhat makes this breaker a practical choice\u003c\/h3\u003e\n\u003cp\u003eWhen you’re upgrading or replacing protection for three‑phase equipment or circuits, this Siemens unit provides reliable, spec‑matched performance. The 3-pole design is suited for 3‑phase systems, while the 240V rating aligns with common line‑to‑line configurations found in commercial and industrial environments. If you’re maintaining or retrofitting a panel that requires this exact part, this breaker is positioned to deliver consistent protection without guesswork.\u003c\/p\u003e \u003ch3\u003eWhy it fits your project\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eMaintenance-ready:\u003c\/strong\u003e Keep spare parts on hand to minimize downtime when a breaker needs replacement.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eRetrofit compatibility:\u003c\/strong\u003e Specifically chosen to align with systems that require the QJH family’s specifications, reducing the risk of mismatched components.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eReplacement efficiency:\u003c\/strong\u003e The exact part number serves as the best reference for compatibility, helping ensure a smooth swap in compatible panels.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eApplications:\u003c\/strong\u003e Ideal for protecting three‑phase loads such as motors and other equipment common in commercial and light industrial settings.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eInstallation and compatibility tips\u003c\/h3\u003e\n\u003cp\u003eBefore ordering, confirm fit and ratings against your panel’s requirements. The part number QJH23B070A02 is the most reliable reference for compatibility, so cross‑check it with your panel model and the existing protection scheme to avoid mismatches.\u003c\/p\u003e \u003cp\u003eWith Siemens reliability and a precise 70A, 3‑pole, 240V profile, this circuit breaker is a targeted, practical solution for maintaining safe, continuous operation of your three‑phase electrical systems.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":46427416166562,"sku":"QJH23B070A02","price":510.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/siemens-qjh23b070a02-circuit-breaker-70a-3-pole-240v-510.webp?v=1789719957","url":"https:\/\/www.ampstate.com\/products\/siemens-qjh23b070a02-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}