{"product_id":"hja261001-square-d-molded-case-circuit-breakers-i-line-style-plug-in-100-amp-2-pole-600-v","title":"Square D HJA261001 PowerPact H-Frame Circuit Breaker | 100A 2-Pole 600V I-Line","description":"\u003cdiv class=\"product-description\"\u003e\n\n  \u003ch2\u003eSquare D HJA261001 — PowerPact H-Frame Molded Case Circuit Breaker\u003c\/h2\u003e\n\n  \u003cp\u003eThe \u003cstrong\u003eSquare D HJA261001\u003c\/strong\u003e is a heavy-duty, two-pole thermal magnetic molded case circuit breaker from Schneider Electric's PowerPact H-Frame series. Engineered for reliable overload and short-circuit protection in commercial and industrial electrical systems, this breaker delivers 100 amps of capacity at up to 600V AC \/ 250V DC — with a high interrupting rating of \u003cstrong\u003e65kA at 480V AC\u003c\/strong\u003e for demanding applications.\u003c\/p\u003e\n\n  \u003cp\u003eBuilt with I-Line plug-in technology for fast, tool-friendly installation and removal in I-Line panelboards, the HJA261001 is the go-to solution for electricians and facility managers who need dependable circuit protection with minimal downtime.\u003c\/p\u003e\n\n  \u003chr\u003e\n\n  \u003ch2\u003eKey Specifications\u003c\/h2\u003e\n  \u003ctable\u003e\n    \u003ctbody\u003e\n      \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePart Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eHJA261001\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eManufacturer\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSquare D by Schneider Electric\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSeries\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePowerPact H-Frame (HJA Series)\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-Pole (AB Phase)\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCurrent Rating\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e100 Amps\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eVoltage Rating\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e600V AC \/ 250V DC\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eInterrupting Rating\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e65kAIC @ 480V AC | 25kAIC @ 600V AC\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 (LI: Long-Time \u0026amp; Instantaneous)\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eConnection Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eI-Line Style Plug-In (line side) \/ Lugs (load side)\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFrame\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eH-Frame\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePhase\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1-Phase\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDimensions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e9.73\"H × 2.94\"W × 4.8\"D\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOperating Temperature\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eUp to 104°F (40°C)\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCertifications\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eUL Listed | CSA Certified | IEC Rated\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCondition\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eNew\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSKU\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eHJA261001-N\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003c\/tbody\u003e\n  \u003c\/table\u003e\n\n  \u003chr\u003e\n\n  \u003ch2\u003eWhy Choose the Square D HJA261001?\u003c\/h2\u003e\n\n  \u003ch3\u003eHigh Interrupting Capacity\u003c\/h3\u003e\n  \u003cp\u003eWith an interrupting rating of \u003cstrong\u003e65kA at 480V AC\u003c\/strong\u003e, the HJA261001 handles high fault currents found in industrial distribution systems, making it ideal for environments where safety margins cannot be compromised.\u003c\/p\u003e\n\n  \u003ch3\u003eI-Line Plug-In Design\u003c\/h3\u003e\n  \u003cp\u003eThe I-Line construction allows this breaker to plug directly into Square D I-Line panelboards — no tools required for installation or removal. This speeds up panel work significantly and reduces labor costs on large projects.\u003c\/p\u003e\n\n  \u003ch3\u003eDual-Break Rotating Contacts\u003c\/h3\u003e\n  \u003cp\u003eAll PowerPact H-Frame breakers feature dual-break rotating contacts that help limit peak current during short-circuit faults, reducing damage to connected equipment and downstream components.\u003c\/p\u003e\n\n  \u003ch3\u003eThermal Magnetic Trip Unit\u003c\/h3\u003e\n  \u003cp\u003eThe integrated thermal magnetic trip provides two-layer protection: \u003cstrong\u003elong-time (thermal) overload protection\u003c\/strong\u003e for sustained overcurrents and \u003cstrong\u003einstantaneous trip\u003c\/strong\u003e for sudden short-circuit faults — both without requiring external sensors or wiring.\u003c\/p\u003e\n\n  \u003ch3\u003ePush-to-Trip Test Button\u003c\/h3\u003e\n  \u003cp\u003eAn integral push-to-trip button lets technicians manually verify trip functionality without shutting down the panel — a critical safety and maintenance feature for NEC compliance.\u003c\/p\u003e\n\n  \u003chr\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 control centers (MCCs)\u003c\/li\u003e\n    \u003cli\u003eHVAC systems and large mechanical equipment\u003c\/li\u003e\n    \u003cli\u003eManufacturing facilities and data centers\u003c\/li\u003e\n    \u003cli\u003eSquare D I-Line panelboard retrofits and upgrades\u003c\/li\u003e\n    \u003cli\u003eFeeder and branch circuit protection up to 600V\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003chr\u003e\n\n  \u003ch2\u003eCompatibility\u003c\/h2\u003e\n  \u003cp\u003eThe HJA261001 is designed for use with \u003cstrong\u003eSquare D I-Line panelboards\u003c\/strong\u003e. It shares standardized mounting holes, handle locations, trim dimensions, and accessories with other PowerPact H, J, and L-Frame breakers — making panel standardization and mixed-frame designs seamless.\u003c\/p\u003e\n\n  \u003chr\u003e\n\n  \u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\n  \u003ch3\u003eWhat is the interrupting rating of the Square D HJA261001?\u003c\/h3\u003e\n  \u003cp\u003eThe HJA261001 has an interrupting rating of 65kAIC at 480V AC and 25kAIC at 600V AC — placing it in the high-interrupting capacity \"J\" rating category within the PowerPact H-Frame series.\u003c\/p\u003e\n\n  \u003ch3\u003eIs the HJA261001 compatible with I-Line panelboards?\u003c\/h3\u003e\n  \u003cp\u003eYes. The HJA261001 uses I-Line plug-in terminations on the line side and mechanical lugs on the load side, making it fully compatible with Square D I-Line panelboard systems.\u003c\/p\u003e\n\n  \u003ch3\u003eWhat is the difference between HJA261001 and HDA261001?\u003c\/h3\u003e\n  \u003cp\u003eBoth are Square D PowerPact H-Frame 2-pole 100A breakers with I-Line connections. The key difference is the interrupting rating: the \u003cstrong\u003eHJA261001 offers 65kAIC at 480V AC\u003c\/strong\u003e (J-rated), while the HDA261001 provides 18kAIC at 480V AC (D-rated). Choose the HJA for higher fault current environments.\u003c\/p\u003e\n\n  \u003ch3\u003eWhat trip functions does the HJA261001 include?\u003c\/h3\u003e\n  \u003cp\u003eIt includes \u003cstrong\u003eLong-Time (L)\u003c\/strong\u003e thermal overload and \u003cstrong\u003eInstantaneous (I)\u003c\/strong\u003e short-circuit trip functions — standard thermal magnetic protection suitable for most feeder and branch circuit applications.\u003c\/p\u003e\n\n  \u003ch3\u003eIs the HJA261001 UL Listed?\u003c\/h3\u003e\n  \u003cp\u003eYes. The Square D HJA261001 is UL Listed, CSA Certified, and IEC Rated, meeting the most common North American and international electrical safety standards.\u003c\/p\u003e\n\n\u003c\/div\u003e","brand":"Square D \/ Schneider Electric","offers":[{"title":"New","offer_id":48396207980792,"sku":"HJA261001-N","price":724.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0826\/1209\/3176\/files\/square-d-hga36060u31x-3-pole-60-amp-600v-circuit-breaker-front-600_25334a7e-b028-4303-9c5e-c627f3291f61.jpg?v=1778795205","url":"https:\/\/alphabreakersandcontrols.com\/products\/hja261001-square-d-molded-case-circuit-breakers-i-line-style-plug-in-100-amp-2-pole-600-v","provider":"Alpha Breakers \u0026 Controls","version":"1.0","type":"link"}