{"product_id":"siemens-qf240a-gfci-circuit-breaker-secure-packaging","title":"QF240A | Siemens 40A 2-Pole 120\/240V QF Series Ground Fault Plug-In Circuit Breaker","description":"\u003ch4\u003eDescription \u003c\/h4\u003e\n\u003cp data-start=\"0\" data-end=\"451\"\u003eThe Siemens QF240A is a 40A ground fault circuit breaker designed for residential and light commercial electrical systems requiring enhanced personnel protection. Operating at 120\/240 VAC, it provides overload, short-circuit, and 5 mA ground-fault protection through an integrated thermal magnetic trip mechanism. Its plug-in design allows for easy installation in compatible panel boards.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch4\u003eTechnical Specifications \u003c\/h4\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCondition\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eNew\/Never Used Surplus\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSiemens\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCategory\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eCircuit Breaker\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePart Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eQF240A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSubcategory\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMolded Case Circuit Breaker\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSeries\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSeries QF\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCommercial\/Residential\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eResidential\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eVoltage Rating\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e120\/240 VAC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAmperage Rating\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e40 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eInterrupt Rating\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e10 kA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eTrip Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eThermal Magnetic\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eGround Fault Trip Range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e5 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eNumber of Poles\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eConnection Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePlug-In\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eTerminal Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eLug\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWire Size\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e8–6 AWG\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMounting Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePanel Board\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDimensions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2.88 in L × 2 in W × 2.38 in D\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch4\u003eInformation About QF240A\u003c\/h4\u003e\n\u003cp data-start=\"590\" data-end=\"1074\" class=\"\"\u003eThe QF240A is part of Siemens’ QF Series, a family of breakers developed to deliver Class A ground-fault protection in branch-circuit applications. Constructed with a molded-case housing and equipped with thermal magnetic trip functionality, it ensures reliable response to both overloads and short-circuit conditions. Its 2-pole configuration supports 120\/240 VAC single-phase systems, providing balanced circuit protection. The breaker accommodates 8–6 AWG conductors and uses lug terminals for secure wiring connections. Compact in size and designed for panel board mounting, the QF240A integrates seamlessly into residential electrical systems requiring sensitive ground-fault protection.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong data-start=\"1085\" data-end=\"1102\"\u003eKey Features:\u003cbr\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e40A current rating: Suitable for mid-range residential branch circuits.\u003c\/li\u003e\n\u003cli\u003e120\/240 VAC operation: Ideal for standard single-phase distribution.\u003c\/li\u003e\n\u003cli\u003e2-pole configuration: Protects both legs of a 240V circuit.\u003c\/li\u003e\n\u003cli\u003e5 mA ground-fault trip: Provides Class A personnel protection.\u003c\/li\u003e\n\u003cli\u003eThermal magnetic trip: Safeguards against overloads and short circuits.\u003c\/li\u003e\n\u003cli\u003e10 kA interrupt rating: Handles significant fault currents safely.\u003c\/li\u003e\n\u003cli\u003ePlug-in connection: Enables quick installation in compatible panels.\u003c\/li\u003e\n\u003cli\u003eLug terminals: Supports secure wiring with 8–6 AWG conductors.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe QF240A delivers the reliability and precision required for safe, code-compliant protection in residential and commercial electrical systems.\u003c\/p\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":48503918461226,"sku":"QF240A","price":152.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0800\/0392\/4266\/files\/QF240A.webp?v=1716383780","url":"https:\/\/iqelectro.com\/products\/siemens-qf240a-gfci-circuit-breaker-secure-packaging","provider":"IQElectro","version":"1.0","type":"link"}