{"product_id":"square-d-map36450mt-450a-3p-600v-circuit-breaker","title":"Square D MAP36450MT Circuit Breaker, 450A, 3-Pole, 600V","description":"\u003cdiv\u003e\n\u003cp\u003eThe Square D \u003cstrong\u003eMAP36450MT\u003c\/strong\u003e Circuit Breaker delivers dependable, heavy-duty protection for industrial electrical systems. Designed for demanding service, maintenance, and replacement projects, this 450 A, 3-pole unit is built to safeguard three-phase power distribution at up to 600 V, keeping equipment and personnel safer in high-load environments.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e MAP36450MT — verify fit by part number and application requirements to ensure seamless integration with your panel or switchgear.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage:\u003c\/strong\u003e 450 A — capable of interrupting large fault currents while protecting busbars, feeders, and connected machinery.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePoles:\u003c\/strong\u003e 3-pole configuration — ideal for three-phase power distribution common in industrial facilities.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage Rating:\u003c\/strong\u003e 600 V — suitable for medium- to high-voltage industrial installations and equipment.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eBrand \u0026amp; Build:\u003c\/strong\u003e Square D quality designed for reliability in harsh industrial environments.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eWho should consider the MAP36450MT? Facilities managers, industrial electricians, and maintenance teams responsible for guarding motors, conveyors, presses, and other heavy machinery. It’s especially well-suited for new installations in manufacturing floors, panel retrofits, or replacements where a robust 3-pole, high-current breaker is required to protect critical circuits.\u003c\/p\u003e \u003ch3\u003eWhy this model stands out\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eHigh-current capacity\u003c\/strong\u003e without compromising speed or coordination in three-phase systems. The 450 A rating ensures effective overcurrent protection for demanding loads.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eThree-pole design\u003c\/strong\u003e provides balanced protection across all phases, helping to prevent phase-to-phase faults and equipment damage in industrial layouts.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003e600 V compatibility\u003c\/strong\u003e aligns with common industrial distribution schemes, enabling safer operation and compatibility with a wide range of equipment and panels.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart-number-driven compatibility\u003c\/strong\u003e emphasizes a precise fit — a best practice for avoiding misfits that can delay projects or compromise protection.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003ePractical use cases and scenarios\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eUpgrading aging protection in a production line’s main feeder to handle increased loads and improved safety margins.\u003c\/li\u003e \u003cli\u003eReplacing a failed or obsolete circuit breaker in a three-phase panel where a 450 A, 3-pole, 600 V unit is required.\u003c\/li\u003e \u003cli\u003eIn new builds, selecting the MAP36450MT to deliver robust protection for heavy machinery clusters and shared feeders in a compact footprint.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eHow to maximize value and avoid common pitfalls\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eConfirm compatibility\u003c\/strong\u003e by cross-checking the part number (MAP36450MT) with your panel or switchgear’s specifications and application requirements. A precise fit ensures correct mounting, trip characteristics, and electrical clearances.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePlan for serviceability\u003c\/strong\u003e in your layout so that replacement or servicing can be done quickly, minimizing downtime during maintenance windows.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eDocument the change\u003c\/strong\u003e when you install or replace with MAP36450MT — record the part number, voltage, and amperage in your asset database for future maintenance planning.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eIf you’re uncertain about compatibility or how the MAP36450MT fits your specific setup, we’re ready to help. \u003cstrong\u003eSend us a message\u003c\/strong\u003e to verify fit-by-part-number and confirm the best application for your system. With the MAP36450MT, you’re choosing a proven, industrial-grade circuit breaker that aligns with real-world needs—protecting equipment, reducing downtime, and supporting reliable, continuous operation in demanding environments.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"AmpState","offers":[{"title":"Default Title","offer_id":46415976726690,"sku":"MAP36450MT","price":460.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/square-d-map36450mt-circuit-breaker-450a-3-pole-600v-breakers-876.webp?v=1789218243","url":"https:\/\/www.ampstate.com\/products\/square-d-map36450mt-450a-3p-600v-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}