{"product_id":"square-d-ill34300-circuit-breaker","title":"Square D | ILL34300 | Circuit Breaker | 300A | 3-Pole | 480V","description":"\u003cdiv\u003e\n\u003cp\u003e\u003cstrong\u003eSquare D ILL34300 Circuit Breaker\u003c\/strong\u003e — a 300A, 3-pole device designed for 480V networks, ideal for maintenance, retrofit, and replacement projects that demand exact compatibility.\u003c\/p\u003e \u003cp\u003eKey specifications:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eAmperage: 300A\u003c\/li\u003e \u003cli\u003ePoles: 3-Pole\u003c\/li\u003e \u003cli\u003eVoltage: 480V\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eWhy this model stands out:\u003c\/p\u003e\n\u003cp\u003eBuilt by Square D, a trusted name in industrial power distribution, the ILL34300 is purpose-built to integrate with compatible Square D panels and switchgear. The 3-pole configuration provides synchronized protection across all three phases, helping safeguard motors, drives, and other 3-phase equipment from overloads and short circuits in demanding industrial environments.\u003c\/p\u003e \u003cp\u003ePerfect for:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eReplacing a failed breaker within an existing 480V, 3-phase panel\u003c\/li\u003e \u003cli\u003eRetrofits where 3-pole, high-current protection is required\u003c\/li\u003e \u003cli\u003eMaintenance spares to minimize downtime in manufacturing, data centers, or facilities with heavy equipment\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eCompatibility guidance (from the product details): confirm fit and ratings before ordering. The part number ILL34300 is the most reliable reference to ensure exact compatibility with your panel and bus arrangement.\u003c\/p\u003e \u003cp\u003eHow to use it successfully:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eMatch the part number to your existing Square D equipment labeling to avoid misfit\u003c\/li\u003e \u003cli\u003eVerify the voltage rating (480V) and current rating (300A) align with the circuit requirements\u003c\/li\u003e \u003cli\u003eIf in doubt, consult your panel’s documentation or a qualified electrician to confirm the replacement scope\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eInvest with confidence in a trusted, durable solution for heavy-duty electrical distribution. Order the Square D ILL34300 300A 3-Pole 480V circuit breaker and keep critical systems protected against overloads across all three phases.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Square D","offers":[{"title":"Default Title","offer_id":46426414088354,"sku":"ILL34300","price":2010.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/master_generic_a085eff1-75dd-47ee-b131-4c8df8f0489b.png?v=1765492976","url":"https:\/\/www.ampstate.com\/products\/square-d-ill34300-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}