{"product_id":"fhb36040","title":"Square D FHB36040 - 40A, 600VAC, Circuit Breaker","description":"\u003cdiv\u003e\n\u003cp\u003eIntroducing the Square D FHB36040 — a purpose-built 40A, 600VAC circuit breaker whose rugged design is engineered for the realities of industrial, commercial, and OEM electrical systems. When you need dependable overcurrent protection in distribution panels and motor control centers, this Square D breaker delivers precise protection for wiring and connected loads in panelboards, switchboards, control panels, and OEM equipment.\u003c\/p\u003e \u003ch3\u003eKey Specifications\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eCurrent rating:\u003c\/strong\u003e 40A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage rating:\u003c\/strong\u003e 600VAC\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eBreaker type:\u003c\/strong\u003e Circuit Breaker\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eIdeal Applications\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003ePanelboards and switchboards where space and reliability matter\u003c\/li\u003e \u003cli\u003eControl panels in manufacturing lines and automated systems\u003c\/li\u003e \u003cli\u003eOEM equipment requiring robust, pre-approved overcurrent protection\u003c\/li\u003e \u003cli\u003eIndustrial and commercial electrical distributions that demand consistent performance\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWhy Choose the Square D FHB36040\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eTargeted protection for high-demand circuits:\u003c\/strong\u003e With a 40A current rating and a 600VAC capacity, it stands ready to interrupt fault currents in demanding installations without compromising safety or uptime.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVersatile compatibility:\u003c\/strong\u003e Specifically suited for panelboards, switchboards, control panels, and OEM equipment, making it a reliable drop-in solution for modern electrical infrastructure.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eReliability for critical environments:\u003c\/strong\u003e Built to perform in industrial and commercial settings where consistent protection helps prevent equipment damage and unplanned downtime.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003ePractical Use and Installation Tips\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eVerify that the load and wiring conductors align with a 40A rating to ensure clean trips and predictable performance.\u003c\/li\u003e \u003cli\u003ePlan for orderly replacement in maintenance schedules—the same form factor and mounting philosophy used in standard distribution panels helps minimize downtime.\u003c\/li\u003e \u003cli\u003eUse as part of a layered protection strategy in motor control centers and distribution panels to safeguard both equipment and personnel.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eWhether you’re upgrading an existing distribution array or stocking replacement parts for OEM equipment, the Square D FHB36040 delivers clear, dependable overcurrent protection at 40A and 600VAC. It’s a practical, no-nonsense choice for safeguarding critical circuits in demanding electrical environments.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Square D","offers":[{"title":"Default","offer_id":46390619373730,"sku":"FHB36040","price":274.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/circuit_breaker_generic_cbe07510-3ce5-41a7-9c83-1c6a780aff0d.png?v=1765378227","url":"https:\/\/www.ampstate.com\/products\/fhb36040","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}