{"product_id":"square-d-hjl36100m73ua-100a-3p-600v-circuit-breaker","title":"Square D HJL36100M73UA Circuit Breaker, 100A, 3-Pole, 600V","description":"\u003cdiv\u003e\n\u003cp\u003eThe Square D HJL36100M73UA is a rugged, industrial-grade circuit breaker engineered for service entrances, maintenance shutdowns, and replacement projects. With a 3-pole design for three-phase applications, it delivers dependable protection for demanding electrical systems at up to 600V, while handling 100A of continuous current. Built by Square D, this unit is designed to integrate seamlessly into compatible panels and gear within the Square D ecosystem.\u003c\/p\u003e \u003cp\u003eKey specifications at a glance:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage:\u003c\/strong\u003e 100 A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePoles:\u003c\/strong\u003e 3-pole\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage rating:\u003c\/strong\u003e 600V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eManufacturer:\u003c\/strong\u003e Square D\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart number:\u003c\/strong\u003e HJL36100M73UA\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eWhy this breaker matters for your operation\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003ePrecise fit, proven compatibility:\u003c\/strong\u003e Use the exact part number HJL36100M73UA to confirm compatibility with your panelboard or switchgear. Compatibility is essential for reliable protection and code-compliant installations.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eThree-phase protection for industrial loads:\u003c\/strong\u003e The 3-pole configuration is ideal for guarding three-phase motors, conveyors, pumps, and other equipment that rely on balanced, multi-wire circuits.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003e600V system readiness:\u003c\/strong\u003e Designed to handle higher-voltage industrial environments where robust, fast-acting interruption is critical for safety and uptime.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eStrong brand heritage:\u003c\/strong\u003e Square D (Schneider Electric) is known for durable, field-reliable breakers that maintain consistent performance over time in demanding environments.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eWho should consider this breaker\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eMaintenance managers upgrading or replacing aging 3-phase breakers in industrial facilities\u003c\/li\u003e \u003cli\u003eElectrical contractors installing or refurbishing medium-voltage panel systems that require 100 A, 3-pole protection\u003c\/li\u003e \u003cli\u003ePlant engineers seeking a reliable substitute with clear part-number traceability for warranty and compliance documentation\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003ePractical guidance for use\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eAlways verify fit by part number (HJL36100M73UA) against your panel and application requirements to ensure proper electrical ratings and mechanical compatibility.\u003c\/li\u003e \u003cli\u003eIf you’re unsure about compatibility, message us for expert assistance in matching the part number to your specific installation and code compliance needs.\u003c\/li\u003e \u003cli\u003eRetain documentation that references the exact part number for maintenance records and future replacements.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eIn short, the HJL36100M73UA delivers targeted, reliable protection for three-phase industrial systems at 600V, with a clear pathway to compatibility and seamless replacement in compatible Square D panels. Add it to your project list if you need a precise, industry-grade 3-pole breaker that you can trust for ongoing protection and uptime.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"AmpState","offers":[{"title":"Default Title","offer_id":46416048226466,"sku":"HJL36100M73UA","price":460.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/square-d-hjl36100m73ua-circuit-breaker-100a-3-pole-600v-breakers-277.webp?v=1789229005","url":"https:\/\/www.ampstate.com\/products\/square-d-hjl36100m73ua-100a-3p-600v-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}