{"product_id":"kl3400l-circuit-breaker","title":"KL3400L | Circuit Breaker | 400A | 3-Pole | 600V","description":"\u003cdiv\u003eKL3400L is a rugged industrial circuit breaker designed to deliver dependable overcurrent protection for three-phase power systems. Identified by its part number KL3400L, this device is purpose-built for maintenance, retrofit, and replacement tasks where exact specifications must be matched. Key specifications at a glance\n- Amperage: 400 A\n- Poles: 3-Pole\n- Voltage: 600 V Designed for real-world industrial use, this 3-pole breaker provides balanced protection across all phases in three-phase networks, helping prevent equipment damage from overcurrents and short-circuit events. Its 600 V rating covers a wide range of distribution and control panel applications, making it suitable for many industrial environments. Ideal use cases\n- Maintenance and upgrades of existing switchgear that requires a precise KL3400L-compatible replacement\n- Retrofit projects where a 400 A, 3-pole, 600 V protection device is specified\n- Spare parts for critical equipment banks in manufacturing, processing, and logistics facilities\n- Replacement in panels and assemblies that rely on exact part-number compatibility to maintain protection coordination Why this KL3400L stands out\n- Exact match, exact fit: The KL3400L designation is the best reference for compatibility, ensuring the replacement aligns with the panel’s protection scheme and mounting interface.\n- Clear, standardized rating: 400 A at 600 V across a 3-pole configuration simplifies selection for existing three-phase systems.\n- Practical reliability: Built for industrial environments where downtime is costly, offering consistent protection during routine operations and unforeseen faults. Fit and compatibility reminder\nNote: Confirm fit and ratings before ordering. The part number KL3400L is the best reference for compatibility with your panel and protection scheme. Practical guidance for installation and operations\n- Verify that the panel or switchgear is labeled for a 3-pole, 400 A, 600 V protector to ensure seamless replacement.\n- Use this breaker in applications where three-phase protection is required and where a KL3400L-compatible device is specified in maintenance or retrofit plans.\n- Maintain a small spare stock of KL3400L-identified breakers to shorten maintenance windows and reduce downtime in critical production lines. In short, the KL3400L circuit breaker combines a clearly defined 400 A, 3-pole, 600 V specification with the reliability expected in industrial environments. It’s the concrete, specification-aligned choice for maintenance, retrofit, and replacement projects where exact compatibility matters.\u003c\/div\u003e","brand":"AmpState","offers":[{"title":"Default Title","offer_id":46426180157602,"sku":"KL3400L","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\/kl3400l-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}