{"product_id":"siemens-qj23b110-110a-240v-3-pole-bolt-on-circuit-breaker","title":"Siemens QJ23B110 - 110 A, 240 V, 3-Pole Bolt-On Circuit Breaker | AmpState","description":"\u003cdiv\u003e\n\u003cp\u003eMeet the Siemens QJ23B110, a purpose-built 110A, 240V, 3-pole bolt-on molded case circuit breaker designed to guard electrical systems with precision. Built to protect branch circuits from overcurrent and short-circuit events, this unit delivers dependable, repeatable protection in panelboards and load centers, helping you maintain safe, compliant power distribution in a variety of settings.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eSecure bolt-on mounting:\u003c\/strong\u003e Engineered for a rigid bus connection, the bolt-on design resists vibration and panel movement, maintaining consistent electrical contact even in challenging environments.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eThermal-magnetic trip unit:\u003c\/strong\u003e Combines time-delay overcurrent protection with instantaneous short-circuit trip for stable and predictable protection performance at 110A, reducing nuisance trips while guarding downstream devices.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOEM-compatible:\u003c\/strong\u003e Specifically suited to pair with matching Siemens OEM load centers and panelboards, ensuring proper fit, alignment, and coordinated protection across the system.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVersatile application:\u003c\/strong\u003e Ideal for residential service upgrades, commercial installations, and light industrial panels where robust branch circuit protection is essential.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eReliability in critical environments:\u003c\/strong\u003e By combining solid mechanical mounting with precise electrical protection, this 3-pole breaker helps safeguard multi-wire circuits and shared-neutral configurations often found in complex panel layouts.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eTechnical snapshot\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eManufacturer:\u003c\/strong\u003e Siemens\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e QJ23B110\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Thermal-magnetic molded case circuit breaker\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage Rating:\u003c\/strong\u003e 110 A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage Rating:\u003c\/strong\u003e 240 V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eNumber of Poles:\u003c\/strong\u003e 3\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMounting Style:\u003c\/strong\u003e Bolt-on\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e Branch circuit overcurrent and short-circuit protection\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eThis breaker is a practical choice for projects that require reliable, long-term protection without complicated compatibility concerns. Use it in panelboards and load centers designed for Siemens bolt-on devices, and let the thermal-magnetic mechanism handle both gradual overloads and sudden surges. For best results, ensure your installation adheres to the panel’s guidelines and follows standard electrical practices for safe, compliant operation.\u003c\/p\u003e \u003cp\u003eWho benefits most: electrical contractors, facilities managers, and do-it-yourself enthusiasts undertaking panel upgrades or new subpanel installations in homes, retail spaces, offices, or light industrial environments. If you’re upgrading a legacy system or replacing a worn breaker in a Siemens-compatible panel, the QJ23B110 delivers predictable performance with clear protection boundaries for your valued equipment.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Amp State","offers":[{"title":"Default Title","offer_id":46355161383074,"sku":null,"price":710.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/siemens_breaker_and_panel_548e67e9-4e28-4d97-b8d4-4fade841cd7b.png?v=1764689841","url":"https:\/\/www.ampstate.com\/products\/siemens-qj23b110-110a-240v-3-pole-bolt-on-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}