{"product_id":"siemens-qj22b225h-circuit-breaker","title":"Siemens | QJ22B225H | Circuit Breaker | 2-Pole | 42kA | Bolt-On","description":"\u003cdiv\u003e\n\u003cp\u003eIntroducing the \u003cstrong\u003eSiemens QJ22B225H\u003c\/strong\u003e circuit breaker—a dependable, 2-pole bolt-on protection device engineered for demanding electrical systems. With a \u003cstrong\u003e42 kA\u003c\/strong\u003e interrupt rating, it delivers decisive fault protection while keeping your panel architecture clean and secure.\u003c\/p\u003e \u003cp\u003eThis unit is designed for \u003cstrong\u003emaintenance, retrofit, and replacement\u003c\/strong\u003e projects where exact specifications matter. The \u003cstrong\u003ebolt-on\u003c\/strong\u003e mounting provides a rigid, durable connection that resists vibration and loosening, helping ensure consistent performance in high-demand environments.\u003c\/p\u003e \u003ch3\u003eKey features\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003e2-Pole configuration\u003c\/strong\u003e guards two conductors simultaneously for comprehensive protection.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003e42 kA interrupt rating\u003c\/strong\u003e for robust fault clearance in demanding applications.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eBolt-on mounting\u003c\/strong\u003e delivers a secure, repeatable installation in compatible Siemens panels.\u003c\/li\u003e \u003cli\u003ePart reference \u003cstrong\u003eQJ22B225H\u003c\/strong\u003e serves as the best compatibility identifier.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eCompatibility note:\u003c\/strong\u003e Confirm fit and ratings before ordering to ensure the best match for your panel.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eUse cases and practical applications\u003c\/h3\u003e\n\u003cp\u003eIdeal for retrofit projects where an existing system needs upgraded protection without altering the panel footprint. It’s well-suited for maintenance intervals that require quick, reliable replacements, and for replacements in service panels that rely on Siemens’ QJ family components. If your installation requires a dual-pole, bolt-on solution with a 42 kA protection threshold, this breaker aligns with those needs.\u003c\/p\u003e \u003ch3\u003eWhy this model stands out\u003c\/h3\u003e\n\u003cp\u003eUnlike generic replacements, the \u003cstrong\u003eQJ22B225H\u003c\/strong\u003e is purpose-built for Siemens panels and the QJ series ecosystem, delivering precise fit, reliable operation, and clear specification alignment. The bolt-on design simplifies installation and ensures a secure, long-lasting connection that helps minimize downtime during service or upgrades.\u003c\/p\u003e \u003cp\u003eRemember: \u003cem\u003econfirm fit and ratings before ordering\u003c\/em\u003e. The part number \u003cstrong\u003eQJ22B225H\u003c\/strong\u003e is the most reliable reference for compatibility, helping you to quickly identify the right breaker for your Siemens system and avoid mismatches.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":46425633423522,"sku":"QJ22B225H","price":2501.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/siemens-qj22b225h-circuit-breaker-2-pole-42ka-bolt-209.webp?v=1789434194","url":"https:\/\/www.ampstate.com\/products\/siemens-qj22b225h-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}