{"product_id":"square-d-hjl36100u44xaabcsd","title":"Square D HJL36100U44XAABCSD 100A 3-Pole 600 V Circuit Breaker","description":"\u003cdiv\u003e\n\u003cp\u003eIntroducing the Square D HJL36100U44XAABCSD — a \u003cstrong\u003e100 A\u003c\/strong\u003e, \u003cstrong\u003e3-pole\u003c\/strong\u003e, \u003cstrong\u003e600 V\u003c\/strong\u003e circuit breaker designed for reliable protection of three-phase power systems. This part-numbered device is built to intercept fault currents and safeguard wiring and connected equipment in commercial and industrial environments.\u003c\/p\u003e \u003ch3\u003eKey specs at a glance\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e HJL36100U44XAABCSD\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eCurrent rating:\u003c\/strong\u003e 100 A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePoles:\u003c\/strong\u003e 3\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage rating:\u003c\/strong\u003e 600 V\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWhy a 3-pole breaker matters\u003c\/h3\u003e\n\u003cp\u003eA \u003cstrong\u003e3-pole protection\u003c\/strong\u003e ensures all three phases are disconnected together during a fault, preventing phase imbalance and reducing the risk of equipment damage. The \u003cstrong\u003e600 V\u003c\/strong\u003e rating makes it suitable for higher-voltage distribution common in commercial and light industrial installations, while the \u003cstrong\u003e100 A\u003c\/strong\u003e capacity guards feeders and motor circuits from overcurrent without nuisance tripping on normal startup transients.\u003c\/p\u003e \u003ch3\u003ePractical use cases\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eProtect three-phase motors (compressors, conveyors, pumps) in manufacturing or processing facilities.\u003c\/li\u003e \u003cli\u003eFeed large equipment panels where balanced protection across all three phases is essential.\u003c\/li\u003e \u003cli\u003eUpgrade or replace aging protection in existing Square D installations with the same part family for consistent performance.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWhat to know when selecting this breaker\u003c\/h3\u003e\n\u003cp\u003eMatch your system’s three-phase voltage and current needs: \u003cstrong\u003e100 A\u003c\/strong\u003e protection at \u003cstrong\u003e600 V\u003c\/strong\u003e is appropriate for feeders and motor circuits in many commercial settings. When ordering, ensure the \u003cstrong\u003ePart Number: HJL36100U44XAABCSD\u003c\/strong\u003e aligns with your panel’s acceptable breaker family and mounting style to maintain reliable protection and compliance.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Square D","offers":[{"title":"Default Title","offer_id":46423294378146,"sku":"HJL36100U44XAABCSD","price":510.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/square-d-hjl36100u44xaabcsd-100a-3-pole-600-v-circuit-breaker-776.webp?v=1789293074","url":"https:\/\/www.ampstate.com\/products\/square-d-hjl36100u44xaabcsd","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}