{"product_id":"square-d-lhl363001037","title":"Square D LHL363001037 300A 600 V Circuit Breaker","description":"\u003cdiv\u003e\n\u003cp\u003eMeet the Square D LHL363001037 300A 600V Circuit Breaker—a purpose-built protection device engineered for serious electrical load management. With a 300-amp current rating and a 600-volt capability, this breaker is designed to safeguard feeders, motors, and distribution networks in demanding environments. The part number LHL363001037 ensures precise replacement compatibility within Square D’s trusted line of protective equipment.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eKey advantages that matter in the field\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\u003cstronghigh-current protection:\u003e Handles large feeders and heavy-duty circuits, helping prevent overheating and equipment damage when faults occur.\u003c\/stronghigh-current\u003e\u003c\/li\u003e \u003cli\u003e\u003cstrongversatile voltage handling:\u003e Suitable for electrical systems up to 600 V, making it a solid choice for mid-to-high voltage distribution applications.\u003c\/strongversatile\u003e\u003c\/li\u003e \u003cli\u003e\u003cstrongreliable proven build:\u003e Part of Square D’s robust protection family, designed for dependable operation in professional installations.\u003c\/strongreliable\u003e\u003c\/li\u003e \u003cli\u003e\u003cstrongexact replacement fit:\u003e Part number LHL363001037 ensures compatibility with existing Square D panels and assemblies that accept the LHL-series breakers.\u003c\/strongexact\u003e\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eWhere you’ll use it\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eIndustrial main distribution panels where high-current protection is essential for safety and uptime\u003c\/li\u003e \u003cli\u003eLarge commercial or facility electrical rooms requiring dependable 300A protection at up to 600V\u003c\/li\u003e \u003cli\u003eRetrofits or upgrades in panels that specify the LHL-series breaker family for continued compatibility\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eInstallation and compatibility tips\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eVerify that your panel accepts LHL-series breakers and that the bus configuration aligns with the LHL363001037 rating and physical form factor.\u003c\/li\u003e \u003cli\u003eConfirm the system voltage and available interrupting capability match your installation requirements before replacement.\u003c\/li\u003e \u003cli\u003eFollow the panel manufacturer’s instructions and use appropriate PPE during installation to ensure a safe, secure connection.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003ePractical insights for operators and specifiers\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eIn high-load facilities, pairing this 300A\/600V breaker with properly rated conductors and protective devices improves overall protection coordination and reduces the risk of cascading faults.\u003c\/li\u003e \u003cli\u003eFor retrofit projects, document the exact part number to ensure ongoing compatibility with future maintenance and replacements within the Square D ecosystem.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eThe Square D LHL363001037 300A 600V Circuit Breaker stands out by delivering substantial current protection in a form factor designed for compatibility with Square D panels. If your goal is reliable overcurrent protection that aligns with your 300A, 600V requirements, this breaker offers a precise, field-proven solution backed by Square D’s engineering heritage.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Square D","offers":[{"title":"Default Title","offer_id":46423101276322,"sku":"LHL363001037","price":5942.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/master_generic_229276d9-908d-46df-93e5-6fe31866e0ff.png?v=1765492975","url":"https:\/\/www.ampstate.com\/products\/square-d-lhl363001037","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}