{"product_id":"siemens-qj23b175ha01-circuit-breaker","title":"Siemens | QJ23B175HA01 | Circuit Breaker | 175A | 3-Pole | 240V | Bolt-On","description":"\u003cdiv\u003e\n\u003cp\u003eSiemens QJ23B175HA01 is a bolt-on, 3-pole circuit breaker engineered for demanding industrial and commercial applications. With a 175-ampere rating and 240-volt operation, this unit delivers reliable overcurrent protection for 3-phase systems while integrating seamlessly into compatible Siemens panels that accept QJ bolt-on breakers. Designed for maintenance, retrofit, and replacement projects, it’s a dependable choice when upgrading or renewing panel protection with a genuine Siemens part.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage:\u003c\/strong\u003e 175A\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\n\u003c\/ul\u003e \u003cp\u003eWhy choose this Siemens QJ breaker? It’s a purpose-built solution that aligns with Siemens’ engineering standards, delivering consistent performance in real-world panel environments. The part number QJ23B175HA01 serves as the best reference for compatibility, ensuring you’re selecting a genuine component designed to fit specific Siemens bolt-on configurations without guesswork.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\u003cstrong precise compatibility:\u003e Specifically matched to Siemens bolt-on panel architectures that support the QJ family.\u003c\/strong\u003e\u003c\/li\u003e \u003cli\u003e\u003cstrong reliable protection:\u003e Intended to safeguard 3-phase circuits at 240V, helping prevent damage from overcurrent and short-circuit conditions.\u003c\/strong\u003e\u003c\/li\u003e \u003cli\u003e\u003cstrong streamlined maintenance:\u003e Genuine Siemens replacement reduces installation delays and warranty concerns when servicing panels.\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eIdeal use cases\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eMaintenance: Replace a failed or worn 3-pole breaker in 240V, 3-phase distribution panels.\u003c\/li\u003e \u003cli\u003eRetrofit: Upgrade existing protection to 175A capacity in aging or expanded electrical systems.\u003c\/li\u003e \u003cli\u003eReplacement: Serve as a direct, compatible substitute for Siemens panels that require QJ bolt-on breakers.\u003c\/li\u003e \u003cli\u003eIndustrial and commercial environments: Suitable for service entrances, machine control panels, and other 3-phase applications requiring robust, reliable protection.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003ePractical considerations\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eAlways confirm fit and ratings using the exact part number \u003cem\u003eQJ23B175HA01\u003c\/em\u003e before ordering to ensure compatibility with your panel.\u003c\/li\u003e \u003cli\u003eFollow standard electrical safety practices: de-energize equipment, verify absence of voltage, and secure mounting to the panel bus with appropriate torque and hardware.\u003c\/li\u003e \u003cli\u003eStore and handle spare units in a clean, dry environment to preserve performance and reliability.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eFor technicians and property owners who require dependable, OEM-grade protection within 3-phase 240V systems, the Siemens QJ23B175HA01 bolt-on circuit breaker stands out as a precise, durable choice. It’s built to deliver predictable protection, straightforward replacement, and peace of mind in critical electrical infrastructures.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":46427422884002,"sku":"QJ23B175HA01","price":510.0,"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-qj23b175ha01-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}