{"product_id":"siemens-qj23b070h-circuit-breaker","title":"Siemens | QJ23B070H | Circuit Breaker | 3-Pole | Bolt-On","description":"\u003cdiv\u003e\n\u003cp\u003e\u003cstrong\u003eSiemens QJ23B070H\u003c\/strong\u003e is a rugged 3-pole bolt-on circuit breaker engineered for industrial panels and distribution networks. Designed for maintenance, retrofit, and replacement projects where exact specs matter, this unit delivers dependable overcurrent protection with straightforward, tool-secure installation.\u003c\/p\u003e \u003ch3\u003eKey benefits and features\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eThree-pole bolt-on mounting\u003c\/strong\u003e for secure, robust connections in compatible enclosures, supporting balanced protection across all three phases.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eExact part reference\u003c\/strong\u003e—QJ23B070H ensures you’re matching the right device to your Siemens or compatible panel, reducing guesswork during replacements.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eStrategic for retrofit and upgrades\u003c\/strong\u003e—a precise fit for panel modernization, service replacements, and upgrades where specs must align with existing infrastructure.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eReliable protection\u003c\/strong\u003e—delivers consistent performance within the Siemens QJ-series ecosystem, helping maintain system uptime and safety in multi‑phase applications.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eImportant note:\u003c\/strong\u003e Confirm fit and ratings before ordering. The part number is the best reference for compatibility, as panels and control schemes vary across installations.\u003c\/p\u003e \u003ch3\u003eWho this is for\u003c\/h3\u003e\n\u003cp\u003eElectrical engineers, facility managers, and maintenance teams tackling panel retrofits, service replacements, or new installations that require a Siemens-qualified solution will appreciate the precision and reliability of the QJ23B070H. If your system uses a 3-pole bolt-on device and relies on Siemens compatibility, this breaker is a direct, low‑risk choice that minimizes downtime and configuration issues.\u003c\/p\u003e \u003ch3\u003eUse cases and practical applications\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eRetrofit existing 3-phase panels to restore or upgrade protection with a like-for-like Siemens device.\u003c\/li\u003e \u003cli\u003eReplacement for aging or failed breakers in industrial equipment where exact specifications are mandated.\u003c\/li\u003e \u003cli\u003eNew installations in facilities that require a proven Siemens 3-pole bolt-on solution for multi‑phase circuits.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eInstallation and compatibility tips\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eVerify breaker ratings (current, interrupting capacity) align with your system requirements before proceeding.\u003c\/li\u003e \u003cli\u003eUse the part number QJ23B070H as the primary reference when cross-checking drawings and panel specifications.\u003c\/li\u003e \u003cli\u003eFollow the enclosure manufacturer’s mounting guidelines to ensure secure seating and proper alignment with bus bars.\u003c\/li\u003e \u003cli\u003eKeep a spare QJ-series device on hand for planned maintenance and rapid replacement to minimize downtime.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eWith the Siemens QJ23B070H, technicians gain a dependable, precisely matched 3-pole bolt-on circuit breaker designed to integrate seamlessly into existing Siemens architectures, delivering predictable protection and streamlined serviceability when it matters most.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":46425630900386,"sku":"QJ23B070H","price":2429.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/siemens-qj23b070h-circuit-breaker-3-pole-bolt-554.webp?v=1789433644","url":"https:\/\/www.ampstate.com\/products\/siemens-qj23b070h-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}