{"product_id":"square-d-la363001021-300a-3p-600v-circuit-breaker","title":"Square D LA363001021 Circuit Breaker, 300A, 3-Pole, 600V","description":"\u003cdiv\u003e\n\u003cp\u003eIntroducing the Square D LA363001021 circuit breaker—a rugged, industrial-grade protector designed for demanding electrical service, maintenance, and replacement projects. With a 300 A rating, a 3-pole configuration, and a 600 V operating profile, this unit delivers dependable three‑phase overcurrent protection where reliability matters most.\u003c\/p\u003e \u003ch3\u003eKey specifications and compatibility\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003ePart number:\u003c\/strong\u003e LA363001021\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eCurrent rating:\u003c\/strong\u003e 300 A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePoles:\u003c\/strong\u003e 3-pole\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage:\u003c\/strong\u003e 600 V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eManufacturer:\u003c\/strong\u003e Square D\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eIdeal for:\u003c\/strong\u003e Industrial service, maintenance, and replacement projects\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWhat makes it different\u003c\/h3\u003e\n\u003cp\u003eBuilt by Square D, the LA363001021 is part of the LA-series family—engineered for durable performance in factory and plant environments. Its three-pole design ensures balanced protection across all phases, helping to prevent uneven loading and reduce wear on downstream equipment. As a genuine Square D component, it integrates seamlessly with compatible enclosures and distribution panels, simplifying sourcing and ensuring consistent performance across your electrical system.\u003c\/p\u003e \u003ch3\u003eIdeal use scenarios\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eMain protection for industrial feeders and distribution panels in manufacturing, processing, and automation facilities\u003c\/li\u003e \u003cli\u003eReliable replacement for aging or worn-out breakers to minimize downtime\u003c\/li\u003e \u003cli\u003eSpare unit for field service fleets to accelerate on-site maintenance and repairs\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eCompatibility and installation tips\u003c\/h3\u003e\n\u003cp\u003eAlways verify fit with the exact part number—LA363001021—and ensure your application requirements align with its ratings. Follow Square D installation guidelines for LA-series breakers, and apply proper safety procedures during handling and mounting. If you’re unsure about compatibility, our team can help confirm the part number against your panel model and system configuration.\u003c\/p\u003e \u003ch3\u003ePurchase with confidence\u003c\/h3\u003e\n\u003cp\u003eChoose the Square D LA363001021 for dependable, high-current, three-phase protection in industrial settings. Designed to endure demanding operations and to streamline maintenance planning, this breaker provides a reliable replacement path within Square D’s trusted infrastructure.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"AmpState","offers":[{"title":"Default Title","offer_id":46415984558242,"sku":"LA363001021","price":17540.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/square-d-la363001021-circuit-breaker-300a-3-pole-600v-breakers-321.webp?v=1789219405","url":"https:\/\/www.ampstate.com\/products\/square-d-la363001021-300a-3p-600v-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}