{"product_id":"schneider-electric-fja34040-circuit-breaker","title":"Schneider Electric | FJA34040 | Circuit Breaker | 40A | 3-Pole | 480V","description":"\u003cdiv\u003e\n\u003cp\u003eSchneider Electric FJA34040 is a 40A, 3-Pole circuit breaker designed for 480V electrical systems. Built for reliability in demanding industrial environments, this unit is ideal for maintenance, retrofit, and replacement projects where exact specifications matter.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage:\u003c\/strong\u003e 40 A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePoles:\u003c\/strong\u003e 3-Pole\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage:\u003c\/strong\u003e 480V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eReference:\u003c\/strong\u003e Part number FJA34040 is the strongest compatibility indicator\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eWhy choose a three-pole, 480V breaker like this one? In multi-phase distributions, a 3-Pole breaker ensures synchronized protection across all phases, preventing unbalanced loads and protecting equipment from fault conditions. The Schneider Electric design behind FJA34040 is built to integrate smoothly with compatible panels and legacy electrical infrastructure that rely on exact part matching.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eIdeal use cases\u003c\/strong\u003e:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eMaintenance and service where you need to replace a worn breaker without changing panel hardware\u003c\/li\u003e \u003cli\u003eRetrofit projects upgrading or converting circuits to a 3-pole, 480V configuration in manufacturing or facility distribution systems\u003c\/li\u003e \u003cli\u003eReplacement for existing installations that specify FJA34040 as the preferred or required part number\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eBuying guidance\u003c\/strong\u003e: Before ordering, confirm fit and ratings on your panel or enclosure. The part number FJA34040 is the best reference for compatibility with Schneider Electric systems and accessories.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eInstallation and safety tips\u003c\/strong\u003e:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eEnsure power is fully isolated and de-energized before handling or replacing the breaker\u003c\/li\u003e \u003cli\u003eUse appropriate tools and follow your facility's lockout\/tagout procedures\u003c\/li\u003e \u003cli\u003eVerify that the bus, terminals, and mounting configuration on your panel match a 3-Pole 480V device and that the termination method is compatible with the FJA34040 design\u003c\/li\u003e \u003cli\u003eTighten terminations to the panel's torque specifications and perform a visual inspection after installation\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Schneider Electric","offers":[{"title":"Default Title","offer_id":46427511947426,"sku":"FJA34040","price":510.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/master_generic_ad06fdd7-931c-4a09-bfbe-d05329579cd6.png?v=1765492978","url":"https:\/\/www.ampstate.com\/products\/schneider-electric-fja34040-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}