{"product_id":"1366d21g38-circuit-breaker","title":"1366D21G38 | Circuit Breaker | 3-Pole","description":"\u003cdiv\u003e\n\u003cp\u003eThe \u003cstrong\u003e1366D21G38\u003c\/strong\u003e is a 3-Pole industrial circuit breaker designed for maintenance, retrofit, and replacement tasks where exact compatibility matters. Engineered to protect three-phase electrical setups, it enables reliable fault isolation and safe shutdown across all live lines when a fault occurs.\u003c\/p\u003e \u003cp\u003eKey to its appeal is its precise suitability for panels and systems that specify the \u003cstrong\u003e1366D21G38\u003c\/strong\u003e part number. The 3-Pole configuration ensures simultaneous protection of all three phases, helping prevent unbalanced faults and equipment damage in motors, drives, and process lines during interruptions or overloads.\u003c\/p\u003e \u003ch2\u003eWhy this 3-Pole breaker fits industrial workflows\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003ePart-number-driven compatibility\u003c\/strong\u003e: Using 1366D21G38 as your reference minimizes guesswork when sourcing replacements or retrofits, reducing downtime and carry-in errors.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eThree-phase protection\u003c\/strong\u003e: The 3-Pole design provides coordinated disconnection across all phases, promoting safer, more predictable fault clearance in industrial power distribution.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMaintenance and retrofit readiness\u003c\/strong\u003e: Ideal for updating aging panels or swapping in a like-for-like unit during scheduled maintenance, ensuring continued system performance without surprises.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eImportant note\u003c\/strong\u003e: Confirm fit and ratings before ordering. The part number is the best reference for compatibility, so cross-check the panel’s documentation or data sheet against 1366D21G38 to ensure electrical rating, mounting interface, and trip characteristics align with your equipment needs.\u003c\/p\u003e \u003ch2\u003eUse cases and ideal environments\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eMaintenance workflows in manufacturing lines where uptime is critical and exact part references are required\u003c\/li\u003e \u003cli\u003eRetrofits to modernize aging three-phase panels without changing the surrounding infrastructure\u003c\/li\u003e \u003cli\u003eReplacement installs in serviceable panels that specify the 1366D21G38 model for continued protection\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003ePractical guidance for operators and technicians\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eHave the panel’s data sheet on hand and verify voltage, current rating, and trip characteristics match what your system requires.\u003c\/li\u003e \u003cli\u003eStore spares in a clean, dry environment and label them clearly with the part number for quick identification during maintenance windows.\u003c\/li\u003e \u003cli\u003eWhen ordering, reference the exact part number (1366D21G38) to minimize compatibility questions and streamline procurement.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eWhether you’re maintaining critical production lines, upgrading legacy panels, or performing precise replacements, the 1366D21G38 3-Pole circuit breaker provides a reliable, part-specific solution that aligns with industrial standards and your equipment’s protection needs.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"AmpState","offers":[{"title":"Default Title","offer_id":46426725482658,"sku":"1366D21G38","price":510.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/master_generic_16d3a2fb-5d93-424c-9206-5031ec4b178f.png?v=1765492977","url":"https:\/\/www.ampstate.com\/products\/1366d21g38-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}