{"product_id":"square-d-qo1151021-qo-series-miniature-circuit-breaker-15a-1-pole-240v-plug-in-thermal-magnetic","title":"Square D QO1151021 QO Series Miniature Circuit Breaker – 15A – 1 Pole – 240V – Plug-In – Thermal Magnetic","description":"\u003cp\u003eThe Square D QO1151021 is a QO-series miniature circuit breaker designed for residential and light commercial panelboard applications. It provides dependable overcurrent protection using thermal magnetic trip technology. Designed for plug-in installation in compatible Square D QO load centers, it delivers fast fault interruption and reliable circuit protection for lighting and appliance branch circuits.\u003c\/p\u003e\n\u003ch2\u003e\u003cspan role=\"text\"\u003e\u003cstrong\u003eElectrical Ratings\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eCurrent Rating: 15 A\u003c\/li\u003e\n\u003cli\u003eVoltage Rating: 240 VAC\u003c\/li\u003e\n\u003cli\u003ePhase: 1 Phase\u003c\/li\u003e\n\u003cli\u003ePoles: 1 Pole\u003c\/li\u003e\n\u003cli\u003eSystem Compatibility: 120\/240 VAC systems (50\/60 Hz)\u003c\/li\u003e\n\u003cli\u003eInterrupting Rating: Typically 10 kA @ 240 VAC for QO series applications (varies by installation system)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cspan role=\"text\"\u003e\u003cstrong\u003eProtection and Function\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eTrip Technology: Thermal Magnetic\u003c\/li\u003e\n\u003cli\u003eTrip Functions: Long-Time and Instantaneous\u003c\/li\u003e\n\u003cli\u003eProtection Type: Overload and Short-Circuit Protection\u003c\/li\u003e\n\u003cli\u003eApplication: Appliance, lighting, HVAC, and general branch circuit protection\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cspan role=\"text\"\u003e\u003cstrong\u003eConfiguration and Function\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eSeries: QO Series\u003c\/li\u003e\n\u003cli\u003eModel: QO1151021\u003c\/li\u003e\n\u003cli\u003eFrame Type: QO Frame\u003c\/li\u003e\n\u003cli\u003eConnection Type: Plug-In\u003c\/li\u003e\n\u003cli\u003eTerminal Configuration: Pressure plate terminals\u003c\/li\u003e\n\u003cli\u003eMounting Style: Plug-in (QO load center compatible)\u003c\/li\u003e\n\u003cli\u003eSub-category: Miniature branch circuit breaker (1-pole)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cspan role=\"text\"\u003e\u003cstrong\u003eMechanical and Physical Characteristics\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eCompact molded case construction\u003c\/li\u003e\n\u003cli\u003ePlug-in mounting for QO panelboards\u003c\/li\u003e\n\u003cli\u003eThermal magnetic trip mechanism\u003c\/li\u003e\n\u003cli\u003eDesigned for quick installation and replacement\u003c\/li\u003e\n\u003cli\u003eBuilt-in Visi-Trip indicator (on many QO variants)\u003c\/li\u003e\n\u003cli\u003eHigh durability for repeated switching cycles\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cspan role=\"text\"\u003e\u003cstrong\u003eStandards and Certifications\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eUL Listed\u003c\/li\u003e\n\u003cli\u003eCSA Certified\u003c\/li\u003e\n\u003cli\u003eManufactured by Schneider Electric \/ Square D\u003c\/li\u003e\n\u003cli\u003eRoHS \/ REACH compliant (series dependent)\u003c\/li\u003e\n\u003cli\u003eUNSPSC: 39121603\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cspan role=\"text\"\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eReliable thermal magnetic protection\u003c\/li\u003e\n\u003cli\u003eFast fault clearing for improved electrical safety\u003c\/li\u003e\n\u003cli\u003eCompact plug-in design for QO load centers\u003c\/li\u003e\n\u003cli\u003eSuitable for residential and light commercial use\u003c\/li\u003e\n\u003cli\u003eDurable molded case housing\u003c\/li\u003e\n\u003cli\u003eWide compatibility within QO panelboard systems\u003c\/li\u003e\n\u003cli\u003eLong service life and stable performance in branch circuits\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Square D","offers":[{"title":"NEW","offer_id":48539641151737,"sku":"QO1151021","price":264.6,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0750\/7810\/7385\/files\/SchneiderElectric-TelemecaniqueSensors_QOB1301021_9391e752-6300-48d3-9651-ab59522846d7.jpg?v=1781677483","url":"https:\/\/mycircuitbreakers.com\/products\/square-d-qo1151021-qo-series-miniature-circuit-breaker-15a-1-pole-240v-plug-in-thermal-magnetic","provider":"My Circuit Breakers","version":"1.0","type":"link"}