{"product_id":"kl3300l-circuit-breaker","title":"KL3300L | Circuit Breaker | 300A | 3-Pole | 600V","description":"\u003cdiv\u003e\n\u003cp\u003eMeet the KL3300L, a rugged industrial circuit breaker engineered for reliability in maintenance, retrofit, and replacement projects where exact specifications are non-negotiable. This 3-Pole, 600V device protects three-phase electrical systems by interrupting fault currents before damage spreads, keeping equipment and personnel safer.\u003c\/p\u003e \u003ch3\u003eKey specifications\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eAmperage: 300A\u003c\/li\u003e \u003cli\u003ePoles: 3-Pole\u003c\/li\u003e \u003cli\u003eVoltage: 600V\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWhy the KL3300L stands out\u003c\/h3\u003e\n\u003cp\u003eDesigned for installers who demand a precise match to existing panels, the KL3300L offers compatibility guaranteed by the part number itself. Whether you’re performing routine maintenance, retrofitting aging infrastructure, or replacing a failed unit, this breaker ensures identical trip behavior and electrical characteristics to your original equipment.\u003c\/p\u003e\n\u003cp\u003eWith a 3-Pole configuration, it disconnects all three phases synchronously, reducing the risk of phase-to-phase faults and ensuring safer shutdowns for motors, drives, and other three-phase loads. The 600V rating makes it suitable for standard industrial distribution systems, giving you a trusted line of defense against overloads and short circuits.\u003c\/p\u003e \u003ch3\u003eIdeal use cases\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eMaintenance and downtime planning: stock this exact KL3300L to minimize panel downtime when breakers trip or fail.\u003c\/li\u003e \u003cli\u003eRetrofit projects: upgrade legacy panels with a breaker that matches the original specs exactly.\u003c\/li\u003e \u003cli\u003eReplacement in 3-phase, 600V systems: keeps electrical protection consistent across upgrades.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eCompatibility and ordering tips\u003c\/h3\u003e\n\u003cp\u003eImportant: confirm fit and ratings before ordering. The KL3300L part number is your best reference for compatibility. Check that your panel is rated for 600V and that the bus configuration and mounting style align with the KL3300L design. When in doubt, consult your equipment datasheet or reach out to the supplier with the exact part number to verify fit.\u003c\/p\u003e \u003ch3\u003ePractical considerations\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eEnsure proper safety procedures during installation and testing.\u003c\/li\u003e \u003cli\u003eStore spares in a clean, dry environment to preserve performance.\u003c\/li\u003e \u003cli\u003eKeep a spare KL3300L on hand for critical processes to reduce downtime.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"AmpState","offers":[{"title":"Default Title","offer_id":46426180223138,"sku":"KL3300L","price":2010.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/kl3300l-circuit-breaker-300a-3-pole-600v-610.webp?v=1789528470","url":"https:\/\/www.ampstate.com\/products\/kl3300l-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}