{"product_id":"siemens-hqj3b175hl-circuit-breaker","title":"Siemens | HQJ3B175HL | Circuit Breaker | 3-Pole | 240V | Bolt-On","description":"\u003cdiv\u003e\n\u003cp\u003eSiemens HQJ3B175HL is a 3-Pole, 240V bolt-on circuit breaker designed for robust protection in 3-phase systems. Built for maintenance, retrofit, and replacement tasks, it ensures your Siemens panel keeps delivering reliable power with minimal downtime.\u003c\/p\u003e \u003ch3\u003eKey compatibility and installation details\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003ePart reference:\u003c\/strong\u003e HQJ3B175HL — the best reference for compatibility and replacement accuracy. Always confirm fit and ratings before ordering to avoid mismatches.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMounting style:\u003c\/strong\u003e Bolt-On design for secure attachment in compatible Siemens panels, offering firm mechanical retention and straightforward service.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eElectrical configuration:\u003c\/strong\u003e 3-Pole configuration suitable for 3-phase 240V circuits, enabling coordinated protection across all phases.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWhy this breaker stands out\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eExact fit for Siemens HQJ family panels:\u003c\/strong\u003e Designed to integrate with the bus structures and mounting footprints common to the HQJ line, reducing retrofit complexity.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePractical for upgrades and replacements:\u003c\/strong\u003e Ideal when modernizing an electrical distribution panel or replacing a worn-out unit to maintain protection standards.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eReliable, panel-friendly protection:\u003c\/strong\u003e A purpose-built solution that aligns with standard Siemens protection schemes, helping maintain coordination with upstream devices.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eUse cases include industrial machinery power distribution, three-phase motor protection, and commercial\/industrial equipment where 240V three-phase protection is required. This breaker is especially valuable for technicians performing panel upgrades, service replacements, or retrofits in environments that demand consistent Siemens-grade reliability.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eImportant installation note:\u003c\/strong\u003e Confirm fit and ratings before ordering. The HQJ3B175HL must match your panel’s specified breaker class and footprint to ensure safe, compliant operation.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":46427069087906,"sku":"HQJ3B175HL","price":510.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/master_generic_a0994f42-7fad-49d1-911a-c2784022b8c9.png?v=1765492979","url":"https:\/\/www.ampstate.com\/products\/siemens-hqj3b175hl-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}