{"product_id":"square-d-lhp36400mb-400a-3p-600v-circuit-breaker","title":"Square D LHP36400MB Circuit Breaker, 400A, 3-Pole, 600V","description":"\u003cdiv\u003e\n\u003cp\u003ePower up your industrial protection with the Square D LHP36400MB circuit breaker. This 400 A, 3-pole, 600 V unit is built for demanding three-phase systems in manufacturing floors, data centers, and heavy machinery environments. When you need reliable protection that fits precisely, the LHP36400MB delivers.\u003c\/p\u003e \u003ch2\u003eWhy this breaker stands out\u003c\/h2\u003e \u003cp\u003eDesigned for industrial service, maintenance, and replacement projects, the LHP36400MB pairs Square D's proven engineering with a form factor that fits compatible panels and feeders. The 3-pole configuration provides solid three-phase protection, while the 600 V rating supports demanding industrial voltages.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003e400 A rating\u003c\/strong\u003e for robust current protection in large-capacity circuits.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eThree-pole design\u003c\/strong\u003e built for balanced feed to 3-phase equipment and motors.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003e600 V maximum operating voltage\u003c\/strong\u003e suitable for industrial distribution panels and MCCs.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eGenuine Square D part\u003c\/strong\u003e helps ensure compatibility with your existing Square D panels and catalogued replacement parts.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart number verification\u003c\/strong\u003e LHP36400MB is the exact identifier you should match to confirm fit; always align with your application requirements.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eIdeal use cases\u003c\/h3\u003e \u003cp\u003eUse this circuit breaker in industrial service panels, feeders, and machine control circuits where a reliable 3‑phase protection device is needed. It’s well-suited for panel upgrades, performing routine maintenance, or replacing worn breakers in environments like manufacturing floors, processing plants, and heavy equipment installations. Pair it with compatible Square D switchgear to maintain system integrity and consistent trip characteristics.\u003c\/p\u003e \u003ch3\u003eInstallation and compatibility tips\u003c\/h3\u003e \u003cp\u003eTo ensure proper operation, verify fit by the exact part number (LHP36400MB) and review your panel or MCC catalog for compatibility. If you’re mounting in a new or existing system, coordinate with a licensed electrician or electrical engineer to confirm conductor sizing, enclosure clearance, and protective coordination with upstream devices.\u003c\/p\u003e \u003cp\u003eWith genuine Square D protection, you gain reliable performance and ready availability for service or replacement projects. If you need help confirming compatibility or finding the right fit, we’re ready to assist with part-number matching and application guidance.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"AmpState","offers":[{"title":"Default Title","offer_id":46415746662562,"sku":"LHP36400MB","price":460.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/square-d-lhp36400mb-circuit-breaker-400a-3-pole-600v-breakers-642.webp?v=1789196934","url":"https:\/\/www.ampstate.com\/products\/square-d-lhp36400mb-400a-3p-600v-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}