{"product_id":"square-d-fhl360801021-circuit-breaker","title":"Square D | FHL360801021 | Circuit Breaker | 80A | 3-Pole | 600V","description":"\u003cdiv\u003e\n\u003cp\u003eThe Square D FHL360801021 circuit breaker is built for demanding electrical environments where reliable three‑phase protection matters. With an 80A rating, three poles, and a 600V maximum, it’s designed for maintenance, retrofit, and replacement projects that require precise matching specs.\u003c\/p\u003e \u003cp\u003eNotes: Confirm fit and ratings before ordering. Part number is the best reference for compatibility.\u003c\/p\u003e \u003ch3\u003eKey specifications\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eAmperage: 80 A\u003c\/li\u003e \u003cli\u003ePoles: 3-Pole\u003c\/li\u003e \u003cli\u003eVoltage: 600 V\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWhy choose this Square D breaker\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eThree-pole design ensures simultaneous disconnection of all three hot legs for safer shutdown of three-phase systems.\u003c\/li\u003e \u003cli\u003eOptimized for maintenance and retrofit workflows where exact spec matching is essential, reducing downtime and compatibility risks.\u003c\/li\u003e \u003cli\u003ePart number FHL360801021 serves as the most reliable reference for panel and enclosure compatibility.\u003c\/li\u003e \u003cli\u003eDurable construction tailored to industrial and commercial electrical distribution environments.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003ePractical use cases\u003c\/h3\u003e\n\u003cp\u003eIdeal for upgrading aging three-phase panels, replacing a failed circuit protection device in service panels, or retrofitting power feeds in commercial facilities where 600V class protection is required.\u003c\/p\u003e \u003ch3\u003eCompatibility and installation tips\u003c\/h3\u003e\n\u003cp\u003eBefore ordering, verify the exact fit by cross-referencing the part number FHL360801021 with the panel manufacturer’s specifications. Ensure the circuit breaker rating (80A), pole count (3), and voltage rating (600V) align with your system. Installation should be performed by a qualified electrician in accordance with local electrical codes and safety practices.\u003c\/p\u003e \u003ch3\u003eWhat you gain\u003c\/h3\u003e\n\u003cp\u003eReliable protection for three-phase circuits, streamlined procurement through a single part number, and confidence that the replacement aligns with existing Square D infrastructure and electrical distribution strategies.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Square D","offers":[{"title":"Default Title","offer_id":46427228340386,"sku":"FHL360801021","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-fhl360801021-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}