{"product_id":"square-d-nqod442l400cu-400a-240v-circuit-breaker","title":"Square D NQOD442L400CU Circuit Breaker, 400A, 240V","description":"\u003cdiv\u003e\n\u003cp\u003e\u003cstrong\u003eSquare D NQOD442L400CU\u003c\/strong\u003e circuit breaker is a rugged, industrial-grade protection solution designed to keep heavy electrical systems safe and reliably online. Rated at 400 A and 240 V, this unit is built for the demanding environments of industrial service, maintenance, and replacement projects. Use the exact part number to confirm compatibility with your panel, bus, and wiring requirements.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage\u003c\/strong\u003e: 400 A — ideal for high‑demand feeders and distribution circuits in manufacturing, warehousing, and other industrial settings\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage\u003c\/strong\u003e: 240 V — suitable for standard industrial distribution panels and equipment circuits\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart Number\u003c\/strong\u003e: NQOD442L400CU — use this SKU to verify fit and application alignment\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eIntended use\u003c\/strong\u003e: specifically designed for industrial service, maintenance, and replacement projects, delivering dependable fault interruption and circuit protection\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eCompatibility note\u003c\/strong\u003e: verify fit by part number and application requirements; if you need help matching a part number or confirming compatibility, message us and we’ll assist\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eThis breaker helps facilities minimize downtime by providing precise protection where it matters most—main distribution, feeders, and critical circuits in busy industrial environments. Its build is tailored for ongoing reliability, so maintenance teams and electrical contractors can count on consistent performance during inspections, upgrades, or panel replacements.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eWho benefits most\u003c\/strong\u003e: facility managers, electrical contractors, and maintenance personnel working in manufacturing plants, distribution centers, and processing facilities who require a proven 400 A, 240 V protection solution with clear part-number traceability.\u003c\/p\u003e \u003cp\u003eReady to ensure you have the right protection for your system? Confirm compatibility with the exact part number NQOD442L400CU and place your order. If you’re unsure about fit, we’re here to help verify compatibility and guide you to a precise, reliable replacement.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"AmpState","offers":[{"title":"Default Title","offer_id":46414746878114,"sku":"NQOD442L400CU","price":6048.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/square-d-nqod442l400cu-circuit-breaker-400a-240v-breakers-150.webp?v=1789148269","url":"https:\/\/www.ampstate.com\/products\/square-d-nqod442l400cu-400a-240v-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}