{"product_id":"square-d-fhp36045-circuit-breaker","title":"Square D | FHP36045 | Circuit Breaker | 45A | 3-Pole | 600V","description":"\u003cdiv\u003e\n\u003cp\u003eMeet a precise, dependable solution for industrial power protection: the Square D FHP36045 circuit breaker. Engineered for three‑phase systems, this 45A, 3‑pole unit is rated for up to 600V, making it a natural fit for panel retrofit, maintenance, or replacement projects where exact specifications matter. When you need a drop‑in part that aligns with your existing Square D infrastructure, the FHP36045 delivers predictable protection and performance.\u003c\/p\u003e \u003ch2\u003eWhy this 3‑Pole, 600V breaker stands out\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eExact spec alignment\u003c\/strong\u003e: Part number FHP36045 is your best reference for compatibility, ensuring you don’t gamble on mismatched components in critical panels.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eThree‑phase protection\u003c\/strong\u003e: A 3‑pole design provides balanced overcurrent protection across all conductors in a three‑phase circuit, safeguarding motors, drives, and distribution lines.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003e600V rating\u003c\/strong\u003e: Built to handle higher voltage environments common in industrial settings, enabling safe interruption of faults in motor feeders and control circuits.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003e45A continuous protection\u003c\/strong\u003e: Precisely matched to applications like motor loads, feeders, and equipment circuits that require a medium current protection level with reliable trip behavior.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMaintenance, retrofit, and replacement ready\u003c\/strong\u003e: Specifically suited for projects where matching specs is essential — reuse or upgrade without redesigning the panel system.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eKey specifications at a glance\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eAmperage: 45A\u003c\/li\u003e \u003cli\u003ePoles: 3‑Pole\u003c\/li\u003e \u003cli\u003eVoltage rating: 600V\u003c\/li\u003e \u003cli\u003eBrand: Square D\u003c\/li\u003e \u003cli\u003ePart number: FHP36045\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eFit, replacement, and installation tips\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eAlways confirm fit and ratings before ordering. Use the part number FHP36045 as the primary reference to ensure compatibility with your panel model and electrical system design.\u003c\/li\u003e \u003cli\u003eCheck that your panel accepts Square D 3‑pole, 600V devices of the FHP family. If you’re replacing an existing breaker, verify that the mounting and trip characteristics align with your panel’s requirements.\u003c\/li\u003e \u003cli\u003ePlan for proper circuit protection alignment: ensure the breaker’s 45A rating matches the load characteristics and that downstream devices (drives, contactors, motors) remain within safe operating limits.\u003c\/li\u003e \u003cli\u003eFollow standard electrical safety practices during installation: power down the system, use appropriate PPE, and torque connections per the panel manufacturer’s guidelines.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eIdeal use cases and real‑world scenarios\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eIndustrial panels where three‑phase motors or heavy equipment require reliable protection against short circuits and overloads.\u003c\/li\u003e \u003cli\u003eRetrofits or replacements in existing Square D installations where the exact 3‑pole, 600V, 45A configuration is mandated to maintain panel consistency.\u003c\/li\u003e \u003cli\u003ePanel maintenance cycles in manufacturing facilities, process lines, or packaging lines where downtime must be minimized and compatibility is crucial.\u003c\/li\u003e \u003cli\u003eNew installations in environments where a robust, high‑voltage, three‑pole breaker is needed to guard distribution feeders and control circuits.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWhat makes this breaker the smarter choice for your project\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eCompatibility you can trust\u003c\/strong\u003e: Rely on the explicit part reference (FHP36045) to align with existing Square D panels, reducing the risk of incongruent components during critical maintenance windows.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eClear, actionable documentation for installers\u003c\/strong\u003e: The specification set—45A, 3‑pole, 600V—maps directly to common industrial loads, helping electricians select the right protection without guesswork.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eLifecycle clarity\u003c\/strong\u003e: By matching exact specs, you minimize the need for future rewiring or panel modifications, supporting longer service intervals and smoother upgrades.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eWhether you’re modernizing an aging control panel, replacing a worn breaker, or outfitting a new installation with dependable, standards‑based hardware, the Square D FHP36045 delivers the reliable protection that three‑phase systems demand. Keep it on hand for projects where precision fit and proven performance matter most.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Square D","offers":[{"title":"Default Title","offer_id":46427228242082,"sku":"FHP36045","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\/square-d-fhp36045-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}