{"product_id":"square-d-qbl22100-100a-240v-2-pole-circuit-breaker","title":"Square D QBL22100 - 100 A, 240 V, 2-Pole Circuit Breaker | AmpState","description":"\u003cdiv\u003e\n\u003cp\u003eMeet the Square D QBL22100 100A, 240V, 2-pole molded case circuit breaker — a dependable protector for branch circuits in panelboards and load centers. Designed for busy electrical installations, this unit blends compact form with robust protection, ensuring safe, reliable operation across residential, commercial, and light industrial environments. Available from AmpState, it’s a direct fit for compatible Square D OEM panels, delivering a seamless upgrade path and consistent performance.\u003c\/p\u003e \u003ch3\u003eWhat makes it stand out\u003c\/h3\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eCompact molded-case design\u003c\/strong\u003e maximizes panel space so you can fit more circuits without crowding the bus.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eThermal-magnetic trip unit\u003c\/strong\u003e provides stable overload protection with instantaneous response to short circuits, delivering repeatable trip characteristics across varying temperatures.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003e100A, 240V, 2-pole configuration\u003c\/strong\u003e suits main feeders and multi-wire branch circuits, balancing protection with practical wiring options.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOEM-compatible\u003c\/strong\u003e with matching Square D loadcenters and panelboards for straightforward replacement and reliable performance.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eBranch circuit protection\u003c\/strong\u003e safeguards wiring, devices, and connected equipment from overcurrent and short-circuit events, reducing risk of damage and fire.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eIdeal applications and scenarios\u003c\/h3\u003e \u003cp\u003eUse this breaker in residential subpanels to feed essential circuits (lighting, outlets, HVAC), in small commercial spaces for lighting and receptacle circuits, or in light industrial panelboards where dependable 100A protection is required. Its two-pole design ensures proper handling of multi-wire branches and shared neutrals when installed in compatible panels.\u003c\/p\u003e \u003ch3\u003eWhy it beats generic alternatives\u003c\/h3\u003e \u003cp\u003eBeyond a basic overcurrent device, the QBL22100 is engineered to integrate with Square D OEM panels, offering predictable trip curves and ease of maintenance. The compact enclosure reduces panel depth and simplifies panel layout, while the thermal-magnetic trip unit delivers repeatable performance across temperature swings—an advantage when installs span different climates or spaces.\u003c\/p\u003e \u003ch3\u003eTechnical snapshot\u003c\/h3\u003e \u003cp\u003e\u003cstrong\u003eManufacturer:\u003c\/strong\u003e Square D\u003cbr\u003e\n\u003cstrong\u003ePart number:\u003c\/strong\u003e QBL22100\u003cbr\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Thermal-magnetic molded case circuit breaker\u003cbr\u003e\n\u003cstrong\u003eAmperage rating:\u003c\/strong\u003e 100 A\u003cbr\u003e\n\u003cstrong\u003eVoltage rating:\u003c\/strong\u003e 240 V\u003cbr\u003e\n\u003cstrong\u003ePoles:\u003c\/strong\u003e 2\u003cbr\u003e\n\u003cstrong\u003eApplications:\u003c\/strong\u003e Branch circuit overcurrent and short-circuit protection\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Amp State","offers":[{"title":"Default Title","offer_id":46355370180770,"sku":null,"price":710.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/schnieder_and_square_d_breaker_and_panel_2598d6cc-f853-4794-bf0d-74d89ec6d06a.png?v=1764691587","url":"https:\/\/www.ampstate.com\/products\/square-d-qbl22100-100a-240v-2-pole-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}