{"product_id":"lh36400-black-square-d-molded-case-circuit-breaker-400a-3p-600v-i-line","title":"LH36400-BLACK - Square D Molded Case Circuit Breaker 400A 3P 600V I-Line","description":" \t\t\t\t\t\t\t\t\t\t\u003ch2\u003eLH36400-BLACK\u003c\/h2\u003e                                         \u003cbr\u003e \t\t\t\t\t\t\t\t\t\t\u003cb\u003eLH36400-BLACK\u003c\/b\u003e is a Square D molded case circuit breaker designed for I-Line panelboards and switchboards with thermal-magnetic protection for reliable overcurrent and short-circuit detection. This 3-pole breaker delivers 400 amperes at 600 volts AC with multiple interrupt ratings across voltage classes, making it suitable for demanding industrial and commercial electrical systems. The I-Line plug-on mounting style simplifies installation and retrofit applications, while the thermal-magnetic trip unit provides sensitive response to both overload and fault conditions. \u003cb\u003eKey Specifications\u003c\/b\u003e\u003cul\u003e\n\u003cli\u003ePart Number: LH36400-BLACK\u003c\/li\u003e\n\u003cli\u003eManufacturer: Square D by Schneider Electric\u003c\/li\u003e\n\u003cli\u003eCurrent Rating: 400 Amperes\u003c\/li\u003e\n\u003cli\u003eVoltage Rating: 600V AC\u003c\/li\u003e\n\u003cli\u003ePoles: 3\u003c\/li\u003e\n\u003cli\u003eInterrupt Rating: 65 kA @ 240V AC, 35 kA @ 480V AC, 25 kA @ 600V AC\u003c\/li\u003e\n\u003cli\u003eTrip Unit: Thermal-Magnetic\u003c\/li\u003e\n\u003cli\u003eMounting Mode: I-Line plug-on\u003c\/li\u003e\n\u003cli\u003eLoad Connection: Lugs\u003c\/li\u003e\n\u003cli\u003eWire Size: AWG 1 to 600 kcmil (copper\/aluminum)\u003c\/li\u003e\n\u003cli\u003eMagnetic Hold Current: 2000A\u003c\/li\u003e\n\u003cli\u003eMagnetic Trip Current: 4000A\u003c\/li\u003e\n\u003cli\u003eCertifications: UL Listed, CSA Certified, IEC Compliant\u003c\/li\u003e\n\u003c\/ul\u003eAt \u003cb\u003eEssential Parts\u003c\/b\u003e, we offer \u003cb\u003efast shipping\u003c\/b\u003e, \u003cb\u003elowest price\u003c\/b\u003e, and \u003cb\u003eexpert support\u003c\/b\u003e to help you get the right product every time. \t\t\t\t\t\t\t\t\t\t\u003cbr\u003e                                          \t\t\t\t\t\t\t\t\t\t\u003ch3\u003e\u003cb\u003eSpecifications\u003c\/b\u003e\u003c\/h3\u003e \t\t\t\t\t\t\t\t\t\t\u003cul\u003e \t\t\t\t\t\t\t\t\t\t\t\u003cli\u003ePart Number: LH36400-BLACK\u003c\/li\u003e                                             \u003cli\u003eManufacturer : Square D\u003c\/li\u003e\n\u003cli\u003eCategory : Circuit Breaker\u003c\/li\u003e\n\u003cli\u003eItem Subcategory : Molded Case\u003c\/li\u003e\n\u003cli\u003eFamily : I-Line\u003c\/li\u003e\n\u003cli\u003eType : LH\u003c\/li\u003e\n\u003cli\u003eVoltage : 600\u003c\/li\u003e\n\u003cli\u003eAmperage : 400\u003c\/li\u003e\n\u003cli\u003ePhase : 3\u003c\/li\u003e\n\u003cli\u003ePoles : 3\u003c\/li\u003e\n\u003cli\u003eAIC rating : 35kA@480V\u003c\/li\u003e\n\u003cli\u003eConnection : I-Line Style Plug-In\u003c\/li\u003e\n\u003cli\u003eFunctions : LI - Long-Time and Instantaneous\u003c\/li\u003e\n\u003cli\u003eFrame Size : L Frame\u003c\/li\u003e\n\u003cli\u003eProtection : Thermal Magnetic\u003c\/li\u003e \t\t\t\t\t\t\t\t\t\t\u003c\/ul\u003e                                         \u003cbr\u003e                                         \u003ch3\u003e\u003cb\u003eProduct Data\u003c\/b\u003e\u003c\/h3\u003e\u003cul\u003e\u003cli\u003eWeight : 20 \u003c\/li\u003e\u003c\/ul\u003e                                         \u003cbr\u003e                                          ","brand":"Square D","offers":[{"title":"Re-Certified","offer_id":42985946480799,"sku":"LH36400-BLACK-ReCert","price":1492.46,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0500\/2349\/7887\/files\/LH36400_DA_web.jpg?v=1704389343","url":"https:\/\/essentialparts.com\/products\/lh36400-black-square-d-molded-case-circuit-breaker-400a-3p-600v-i-line","provider":"Essential Electric Supply","version":"1.0","type":"link"}