{"product_id":"fa26015ac-square-d-circuit-breaker-i-line-plugin-15-amp-2-pole-600-volt","title":"Square D FA26015AC Circuit Breaker - 2 Pole, 15 Amp, 600V I-Line Plug-In","description":"\u003ch2\u003eSquare D FA26015AC — 2 Pole I-Line Plug-In Circuit Breaker, 15A \/ 600V\u003c\/h2\u003e\n\n\u003cp\u003eThe \u003cstrong\u003eSquare D FA26015AC\u003c\/strong\u003e is a \u003cstrong\u003ethermal-magnetic, molded case circuit breaker\u003c\/strong\u003e engineered for reliable overcurrent protection in demanding industrial and commercial electrical systems. Rated at \u003cstrong\u003e15 Amps, 2 Pole, 600VAC \/ 250VDC\u003c\/strong\u003e, it delivers consistent performance across a wide voltage range with I-Line plug-in convenience.\u003c\/p\u003e\n\n\u003ch3\u003eKey Specifications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e FA26015AC\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Square D (Schneider Electric)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCurrent Rating:\u003c\/strong\u003e 15 Amps\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePoles:\u003c\/strong\u003e 2 Pole\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eVoltage Rating:\u003c\/strong\u003e 600VAC \/ 250VDC\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\u003eTrip Type:\u003c\/strong\u003e Thermal-Magnetic (Long Time \u0026amp; Instantaneous)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eInterrupting Rating:\u003c\/strong\u003e 25kAIC @ 240V | 18kAIC @ 480V | 14kAIC @ 600V\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFrame:\u003c\/strong\u003e FA Frame (Molded Case)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCondition:\u003c\/strong\u003e Used \/ Reconditioned\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat Is the Square D FA26015AC?\u003c\/h3\u003e\n\u003cp\u003eThe FA26015AC is part of Square D's FA-frame series of molded case circuit breakers. Designed for panelboard and switchboard applications, these breakers use \u003cstrong\u003ethermal-magnetic trip technology\u003c\/strong\u003e to protect against both overloads (long-time delay) and short circuits (instantaneous trip). The I-Line plug-in design allows for fast, tool-free installation into compatible Square D I-Line panelboards.\u003c\/p\u003e\n\n\u003ch3\u003eI-Line Plug-In Mounting — Fast, Secure, Compatible\u003c\/h3\u003e\n\u003cp\u003eThe I-Line system is Square D's proprietary plug-in bus design, widely used in industrial facilities, data centers, and commercial buildings. The FA26015AC plugs directly into \u003cstrong\u003eSquare D I-Line panelboards\u003c\/strong\u003e (such as the NF, PF, and HCM series), eliminating the need for separate connection hardware and reducing installation time significantly.\u003c\/p\u003e\n\n\u003ch3\u003eApplications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eIndustrial control panels and motor branch circuits\u003c\/li\u003e\n  \u003cli\u003eCommercial electrical distribution systems\u003c\/li\u003e\n  \u003cli\u003eHVAC, lighting, and equipment branch protection\u003c\/li\u003e\n  \u003cli\u003eMCC (Motor Control Center) feeder and branch circuits\u003c\/li\u003e\n  \u003cli\u003eReplacement breaker for existing Square D I-Line panelboards\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhy Choose a Used Square D FA26015AC?\u003c\/h3\u003e\n\u003cp\u003eSourcing a \u003cstrong\u003eused or surplus FA26015AC\u003c\/strong\u003e from a trusted supplier like Alpha Brokers \u0026amp; Controls is a cost-effective way to maintain aging electrical infrastructure without the lead times associated with new components. Square D breakers are known for their durability and long service life — making quality used units a reliable option for MRO (maintenance, repair \u0026amp; operations) procurement.\u003c\/p\u003e\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhat does FA26015AC mean?\u003c\/strong\u003e\u003cbr\u003e\nIn Square D's part number system: \u003cem\u003eFA\u003c\/em\u003e = FA frame series, \u003cem\u003e2\u003c\/em\u003e = 2 pole, \u003cem\u003e6\u003c\/em\u003e = 600V rating class, \u003cem\u003e015\u003c\/em\u003e = 15 Amp rating, \u003cem\u003eAC\u003c\/em\u003e = I-Line plug-in configuration.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eIs the FA26015AC compatible with Square D I-Line panels?\u003c\/strong\u003e\u003cbr\u003e\nYes. The FA26015AC uses Square D's I-Line plug-in bus design and is compatible with all standard Square D I-Line panelboards.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhat is the interrupting rating of the FA26015AC?\u003c\/strong\u003e\u003cbr\u003e\n25kAIC at 240V, 18kAIC at 480V, and 14kAIC at 600V.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhat is the difference between the FA and QO series from Square D?\u003c\/strong\u003e\u003cbr\u003e\nThe FA frame is an industrial-grade molded case breaker suited for higher voltage applications (up to 600V) and I-Line systems. The QO series is a residential\/light commercial plug-on breaker for QO load centers.\u003c\/p\u003e","brand":"Square D \/ Schneider Electric","offers":[{"title":"Used","offer_id":48396206997752,"sku":"FA26015AC-U","price":55.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0826\/1209\/3176\/files\/Photoroom_20260215_212056.jpg?v=1778795172","url":"https:\/\/alphabreakersandcontrols.com\/products\/fa26015ac-square-d-circuit-breaker-i-line-plugin-15-amp-2-pole-600-volt","provider":"Alpha Breakers \u0026 Controls","version":"1.0","type":"link"}