{"product_id":"siemens-hqj3b110ha02-circuit-breaker","title":"Siemens | HQJ3B110HA02 | Circuit Breaker | 110A | 3-Pole | 240V | Bolt-On","description":"\u003cdiv\u003e\n\u003cp\u003eSiemens HQJ3B110HA02 circuit breaker is a purpose-built solution for demanding electrical systems that require exact specifications. At 110 A, this 3-pole, 240 V bolt-on breaker is engineered for reliable protection in maintenance, retrofit, and replacement projects where matching the original specs is essential.\u003c\/p\u003e \u003ch3\u003eKey specifications\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage:\u003c\/strong\u003e 110 A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePoles:\u003c\/strong\u003e 3-Pole\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage:\u003c\/strong\u003e 240 V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMounting:\u003c\/strong\u003e Bolt-On\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart number:\u003c\/strong\u003e HQJ3B110HA02\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWhy this breaker stands out\u003c\/h3\u003e\n\u003cp\u003eDesigned for secure, durable installation, the bolt-on mounting provides a robust connection in compatible Siemens panels, reducing the chance of loosening over time in environments with vibration or heavy load changes. The 3-pole configuration ensures balanced protection for three-phase circuits, which helps maintain stable distribution and safer operation of connected equipment. The 110 A rating makes it well-suited for medium-duty industrial or commercial applications where precise overcurrent protection is critical.\u003c\/p\u003e \u003ch3\u003eIdeal use cases\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eMaintenance and repair tasks that require an exact Siemens HQJ3B110HA02 match\u003c\/li\u003e \u003cli\u003eRetrofits in aging Siemens panels where a 3-pole, 240 V solution is needed\u003c\/li\u003e \u003cli\u003eReplacements in commercial or light industrial setups with three-phase power\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eCompatibility and installation notes\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eImportant:\u003c\/strong\u003e Confirm fit and ratings before ordering. The part number HQJ3B110HA02 is the best reference for compatibility with your panel and system. When installing, ensure the breaker is used in a compatible Siemens panel or enclosure designed for bolt-on three-pole devices of this rating.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":46427070202018,"sku":"HQJ3B110HA02","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-hqj3b110ha02-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}