{"product_id":"lm3300l-circuit-breaker","title":"LM3300L | Circuit Breaker | 300A | 3-Pole | 600V","description":"\u003cdiv\u003e\n\u003cp\u003e\u003cstrong\u003eLM3300L Industrial Circuit Breaker — 300A, 3-Pole, 600V\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe LM3300L is a purpose-built industrial circuit breaker designed for maintenance, retrofit, and replacement projects where exact specifications matter. This 3‑pole unit delivers reliable three‑phase protection in demanding electrical environments, helping you quickly isolate faults and protect valuable equipment in your distribution panels.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eWhy choose the LM3300L for your panel upgrades\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eThree-phase protection\u003c\/strong\u003e — a true 3‑pole configuration ensures synchronized interruption across all live conductors, reducing the risk of deltas and uneven loading during faults.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eRobust amperage for feeder protection\u003c\/strong\u003e — rated at 300A, making it well-suited for medium-to-large panel feeders, motor control centers, and line-side protection in industrial settings.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eHigh-voltage compatibility\u003c\/strong\u003e — 600V rating accommodates a wide range of industrial power distributions, supporting reliable performance in typical manufacturing and processing environments.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eClear compatibility reference\u003c\/strong\u003e — the part number LM3300L is the best reference for matching your existing equipment. Confirm fit and ratings before ordering to ensure seamless replacement or retrofit.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eKey specifications\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eAmperage: 300A\u003c\/li\u003e \u003cli\u003ePoles: 3‑Pole\u003c\/li\u003e \u003cli\u003eVoltage: 600V\u003c\/li\u003e \u003cli\u003eType: Industrial circuit breaker\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eIdeal use cases\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eMaintenance outages on three‑phase panels where a direct 3‑pole 300A, 600V replacement is required\u003c\/li\u003e \u003cli\u003eRetrofit projects upgrading older switchgear to meet current protection standards\u003c\/li\u003e \u003cli\u003eReplacement parts for service fleets, ensuring quick, compatible swaps to minimize downtime\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eHow it fits into your equipment lifecycle\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eChoosing the LM3300L means prioritizing compatibility and reliability. It’s designed to slot into panels and enclosures that expect this exact part number and rating, helping reduce installation guesswork and ensure consistent protection across your electrical distribution. Always verify fit and ratings with the exact LM3300L reference to keep your system compliant and protected.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"AmpState","offers":[{"title":"Default Title","offer_id":46426238451874,"sku":"LM3300L","price":2010.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/lm3300l-circuit-breaker-300a-3-pole-600v-706.webp?v=1789540677","url":"https:\/\/www.ampstate.com\/products\/lm3300l-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}