{"product_id":"fa26020bc-square-d-circuit-breaker-i-line-plugin-20-amp-2-pole-600-volt","title":"Square D FA26020BC Circuit Breaker – 2 Pole, 20A, 600V I-Line Plug-In","description":"\u003ch2\u003eSquare D FA26020BC – 20 Amp 2-Pole I-Line Plug-In Circuit Breaker, 600V\u003c\/h2\u003e\n\n\u003cp\u003eThe \u003cstrong\u003eSquare D FA26020BC\u003c\/strong\u003e is a heavy-duty \u003cstrong\u003ethermal-magnetic molded case circuit breaker\u003c\/strong\u003e engineered for demanding commercial and industrial power distribution systems. Rated at \u003cstrong\u003e20 Amps, 2 Poles, and 600 Volt AC \/ 250 Volt DC\u003c\/strong\u003e, this breaker delivers reliable overcurrent and short-circuit protection in I-Line panelboard applications.\u003c\/p\u003e\n\n\u003ch2\u003eKey Specifications\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e FA26020BC\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eManufacturer:\u003c\/strong\u003e Square D (Schneider Electric)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSeries:\u003c\/strong\u003e FA (Compact Molded Case)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAmperage:\u003c\/strong\u003e 20A\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eNumber of Poles:\u003c\/strong\u003e 2\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eVoltage Rating:\u003c\/strong\u003e 600V AC \/ 250V DC\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMounting Type:\u003c\/strong\u003e I-Line Plug-In\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eInterrupting Capacity:\u003c\/strong\u003e 25kAIC @ 240V | 18kAIC @ 480V | 14kAIC @ 600V\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTrip Function:\u003c\/strong\u003e Long-Time \u0026amp; Instantaneous (Thermal-Magnetic)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFrame:\u003c\/strong\u003e Molded Case\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCondition:\u003c\/strong\u003e Used \/ Tested\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eWhat Is the Square D FA26020BC?\u003c\/h2\u003e\n\u003cp\u003eThe FA26020BC belongs to Square D's FA-frame series — compact, high-performance molded case circuit breakers designed for plug-in installation into Square D I-Line panelboards and switchboards. The thermal-magnetic trip mechanism provides two layers of protection: \u003cem\u003ethermal elements\u003c\/em\u003e guard against sustained overloads, while \u003cem\u003emagnetic elements\u003c\/em\u003e respond instantly to short-circuit faults — all without needing an external trip unit.\u003c\/p\u003e\n\n\u003ch2\u003eI-Line Plug-In Mounting – What It Means\u003c\/h2\u003e\n\u003cp\u003eI-Line is Square D's proprietary plug-in bus system, allowing breakers to be installed and removed quickly without rewiring the bus. This design reduces installation time and simplifies field maintenance, making the FA26020BC ideal for use in Square D I-Line panels such as the NF, PL, and HCM series enclosures.\u003c\/p\u003e\n\n\u003ch2\u003eCommon Applications\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003eCommercial and industrial power distribution panels\u003c\/li\u003e\n  \u003cli\u003eMotor branch circuit protection (up to applicable NEC requirements)\u003c\/li\u003e\n  \u003cli\u003eHVAC equipment and lighting circuits at 208V–600V\u003c\/li\u003e\n  \u003cli\u003eRetrofit and replacement in existing Square D I-Line switchboards\u003c\/li\u003e\n  \u003cli\u003eMCC (Motor Control Center) feeder protection\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eWhy Buy from Alpha Brokers \u0026amp; Controls?\u003c\/h2\u003e\n\u003cp\u003eAt \u003cstrong\u003eAlpha Brokers \u0026amp; Controls\u003c\/strong\u003e, we specialize in quality surplus and refurbished electrical equipment from trusted brands like Square D \/ Schneider Electric. Every unit is inspected and verified before shipping. Buying surplus doesn't mean compromising on quality — it means getting industrial-grade components at a fraction of the list price.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003e✅ Inspected and tested before shipping\u003c\/li\u003e\n  \u003cli\u003e✅ Genuine Square D \/ Schneider Electric product\u003c\/li\u003e\n  \u003cli\u003e✅ Fast shipping on in-stock items\u003c\/li\u003e\n  \u003cli\u003e✅ Ideal for MRO, panel builders, and electrical contractors\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\n\u003cp\u003e\u003cstrong\u003eIs the FA26020BC compatible with Square D I-Line panels?\u003c\/strong\u003e\u003cbr\u003eYes. The FA26020BC is designed specifically for I-Line plug-in panelboards and switchboards from Square D, including NF-frame and HCM-series enclosures.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhat is the interrupting rating of the FA26020BC?\u003c\/strong\u003e\u003cbr\u003eThe FA26020BC has an interrupting rating of 25kAIC at 240V, 18kAIC at 480V, and 14kAIC at 600V.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eCan this breaker be used on a 480V system?\u003c\/strong\u003e\u003cbr\u003eYes. The FA26020BC is rated for 600V AC, making it suitable for 240V, 480V, and 600V AC systems.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eIs this a new or used unit?\u003c\/strong\u003e\u003cbr\u003eThis unit is sold as \u003cem\u003eused\/surplus condition\u003c\/em\u003e, inspected prior to listing. It is a genuine Square D product.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhat does \"thermal-magnetic\" mean for this breaker?\u003c\/strong\u003e\u003cbr\u003eThermal-magnetic refers to the dual-element trip mechanism: the thermal element trips the breaker on sustained overloads, and the magnetic element provides instantaneous trip protection during short circuits.\u003c\/p\u003e","brand":"Square D \/ Schneider Electric","offers":[{"title":"Used","offer_id":48396207030520,"sku":"FA26020BC-U","price":54.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0826\/1209\/3176\/files\/Photoroom_20260215_213822-1.jpg?v=1778795173","url":"https:\/\/alphabreakersandcontrols.com\/products\/fa26020bc-square-d-circuit-breaker-i-line-plugin-20-amp-2-pole-600-volt","provider":"Alpha Breakers \u0026 Controls","version":"1.0","type":"link"}