{"product_id":"eaton-cutler-hammer-fd3040-40a-3p-600v-circuit-breaker","title":"Eaton Cutler-Hammer FD3040 40A 3P 600V Circuit Breaker | AmpState","description":"\u003cdiv\u003e\n\u003cp\u003eThe Eaton Cutler-Hammer FD3040 is a rugged, 40-amp, 3-pole, 600-volt circuit breaker designed for everyday electrical protection in panelboards, load centers, and electrical distribution systems. When a precise part-number match matters, the FD3040 delivers reliable, direct-fit performance you can count on.\u003c\/p\u003e \u003cp\u003eBuilt for professional use, it’s the smart choice for maintenance teams, panel builders, and spare inventories. AmpState stocks this genuine Eaton device, ensuring quick access when you need exact compatibility. If you’re unsure about compatibility, message us and we’ll verify the fit against your specific panel or distribution setup.\u003c\/p\u003e \u003ch3\u003eKey advantages\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eExact part-number match for streamlined procurement and reduced troubleshooting\u003c\/li\u003e \u003cli\u003eGenuine Eaton Cutler-Hammer FD3040 circuit breaker for dependable protection\u003c\/li\u003e \u003cli\u003e40 A, 3-pole design provides coordinated protection across three phases\u003c\/li\u003e \u003cli\u003e600 V maximum rating suitable for commercial and industrial electrical distribution\u003c\/li\u003e \u003cli\u003eIdeal for panelboards, load centers, and centralized distribution networks\u003c\/li\u003e \u003cli\u003eAvailability from AmpState accelerates sourcing and stocking for maintenance programs\u003c\/li\u003e \u003cli\u003eCompact, standard-form factor facilitates straightforward installation into existing enclosures\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eIdeal use cases\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eReplacement in service calls where exact FD3040 is specified\u003c\/li\u003e \u003cli\u003ePanel builds or retrofits requiring a precise Eaton FD3040 component\u003c\/li\u003e \u003cli\u003eSpare inventory for facilities teams to minimize downtime and stockouts\u003c\/li\u003e \u003cli\u003eResidential, commercial, or light-industrial distribution systems needing reliable protection\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eTechnical specs\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e FD3040\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eManufacturer:\u003c\/strong\u003e Eaton Cutler-Hammer\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage:\u003c\/strong\u003e 40 A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePoles:\u003c\/strong\u003e 3\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage:\u003c\/strong\u003e 600 V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eApplications:\u003c\/strong\u003e Panelboards, Load Centers, Electrical Distribution\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eNeed help matching a part number or confirming compatibility? Message us and we’ll help you confirm fit against your equipment, ensuring you’re ordering the exact device your panel requires.\u003c\/p\u003e \u003cp\u003eSafety note: always de-energize equipment and follow relevant electrical codes when installing or replacing a circuit breaker. This FD3040 is a dependable, long-lasting solution for maintaining robust circuit protection across your electrical distribution network.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"AmpState","offers":[{"title":"Default Title","offer_id":46410994155682,"sku":"FD3040","price":1311.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/master_generic_83963f7f-600e-419f-90c6-e7677089642b.png?v=1765492973","url":"https:\/\/www.ampstate.com\/products\/eaton-cutler-hammer-fd3040-40a-3p-600v-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}