{"product_id":"siemens-hqj23b175h-circuit-breaker","title":"Siemens | HQJ23B175H | Circuit Breaker | 175A | 3-Pole | 240V | Bolt-On","description":"\u003cdiv\u003e\n\u003cp\u003eThe Siemens HQJ23B175H circuit breaker is a 3-pole, 175A, 240V bolt-on unit engineered for dependable protection in commercial and industrial panels. Designed for maintenance, retrofit, and replacement projects where exact specifications matter, this breaker helps you preserve system safety and continuity. The part number HQJ23B175H is your most reliable reference for compatibility, ensuring a precise fit with Siemens panels that accept HQJ bolt-on breakers.\u003c\/p\u003e \u003ch3\u003eKey features and benefits\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eThree-pole, 240V operation:\u003c\/strong\u003e Provides balanced protection for multi-wire circuits in distribution panels and motor control setups.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003e175A rating:\u003c\/strong\u003e Supports high-load equipment while delivering clear, predictable fault protection.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eBolt-on mounting:\u003c\/strong\u003e Delivers a secure, vibration-resistant installation with straightforward replacement in existing enclosures.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOEM alignment:\u003c\/strong\u003e Specifically designed to match Siemens HQJ series breakers, reducing chances of fitment issues during upgrades or repairs.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eReplacement-ready:\u003c\/strong\u003e Ideal for retrofit projects and legacy panels where a like-for-like part ensures consistent protection and performance.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWhat problems does this solve?\u003c\/h3\u003e\n\u003cp\u003eWhen a 3-pole breaker in a 240V system fails or you’re upgrading to handle higher motor or equipment loads, the HQJ23B175H provides a drop-in solution that preserves panel labeling and bus-bar geometry. Using the exact part number minimizes downtime, ensures reliable trip characteristics, and maintains proper coordination with upstream protection devices.\u003c\/p\u003e \u003ch3\u003eIdeal for\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eFacilities managers and electricians performing panel maintenance or modernization\u003c\/li\u003e \u003cli\u003eRetrofit projects that require a like-for-like Siemens replacement\u003c\/li\u003e \u003cli\u003eIndustrial and commercial panels that demand dependable 240V, 3-pole protection\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eInstallation and compatibility tips\u003c\/h3\u003e\n\u003cp\u003eBefore ordering, confirm your panel accepts HQJ bolt-on breakers and that the 175A, 3-pole, 240V ratings align with the circuit requirements. Look for the HQJ23B175H designation on the part and follow the manufacturer’s torque specifications for mounting screws to ensure a secure installation.\u003c\/p\u003e \u003ch3\u003eTechnical snapshot\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 reference: HQJ23B175H\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":46426802552994,"sku":"HQJ23B175H","price":510.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/master_generic_16d3a2fb-5d93-424c-9206-5031ec4b178f.png?v=1765492977","url":"https:\/\/www.ampstate.com\/products\/siemens-hqj23b175h-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}