{"product_id":"siemens-qj3b100hl-circuit-breaker","title":"Siemens | QJ3B100HL | Circuit Breaker | 3-Pole | 240V | Bolt-On","description":"\u003cdiv\u003e\n\u003cp\u003eMeet Siemens QJ3B100HL, a 3-pole 240V circuit breaker with bolt-on mounting, crafted for dependable protection in industrial control panels and distribution setups. This unit is purpose-built for maintenance, retrofit, and replacement projects where exact specifications matter, ensuring seamless compatibility with existing Siemens protection systems.\u003c\/p\u003e \u003ch2\u003eKey specifications\u003c\/h2\u003e\n\u003cul\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 \u003cli\u003e\n\u003cstrong\u003ePart number:\u003c\/strong\u003e QJ3B100HL (best reference for compatibility)\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eWhy this Siemens breaker stands out\u003c\/h2\u003e\n\u003cp\u003eDesigned for quick, reliable installation, the bolt-on design minimizes downtime during service or upgrades. The 3-pole configuration provides coordinated protection across all three phases in typical 3-phase networks, helping prevent unbalanced loads and fault conditions from cascading.\u003c\/p\u003e \u003ch2\u003eReal-world use cases\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eMaintenance in existing Siemens-based panels where exact specifications are required\u003c\/li\u003e \u003cli\u003eRetrofit projects upgrading older gear with current Siemens protection for improved reliability\u003c\/li\u003e \u003cli\u003eReplacement for failed breakers in 3-phase 240V circuits needing a direct, compatible match\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eCompatibility and installation notes\u003c\/h2\u003e\n\u003cp\u003eBefore ordering, confirm fit and ratings to ensure seamless integration with your panel. The part number QJ3B100HL is the best reference for compatibility, so cross-check with your equipment list and electrical schematics. Follow standard electrical safety practices and local codes when installing a bolt-on breaker.\u003c\/p\u003e \u003ch2\u003eWhat you gain\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eConsistent Siemens protection across your 3-phase system\u003c\/li\u003e \u003cli\u003eFaster serviceability thanks to straightforward bolt-on mounting\u003c\/li\u003e \u003cli\u003eClear traceability with the exact part number for future replacements\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":46427419574434,"sku":"QJ3B100HL","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-qj3b100hl-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}