{"product_id":"square-d-hja36100u44xaabcsk","title":"Square D HJA36100U44XAABCSK 1000A 600 V Circuit Breaker","description":"\u003cdiv\u003e\n\u003cp\u003eMeet the Square D \u003cstrong\u003eHJA36100U44XAABCSK\u003c\/strong\u003e — a high-capacity circuit breaker engineered to protect large electrical distributions with clarity and reliability. With a formidable \u003cstrong\u003e1000 A current rating\u003c\/strong\u003e and a \u003cstrong\u003e600 V rating\u003c\/strong\u003e, this unit is purpose-built for industrial environments where dependable protection and quick, decisive interruption matter most.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eCurrent rating:\u003c\/strong\u003e 1000 A — designed to handle substantial loads and deliver precise protection for main feeders and critical circuits.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage rating:\u003c\/strong\u003e up to 600 V — suitable for demanding industrial and large commercial power systems.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart number:\u003c\/strong\u003e HJA36100U44XAABCSK — a dedicated Square D model that simplifies sourcing, stocking, and field replacements.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eBrand assurance:\u003c\/strong\u003e Square D (Schneider Electric) reliability, backed by decades of industry-standard protection technology.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eWhy this specific 1000 A \/ 600 V breaker stands out:\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\u003cstrong precisely matched for high applications:\u003e It’s built to protect main distribution panels and heavy-load feeders without compromising response time or stability.\u003c\/strong\u003e\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eStreamlined maintenance and replacement:\u003c\/strong\u003e The exact part number ensures compatibility with Square D panels and protective assemblies, reducing downtime during upgrades or swaps.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eDurable performance in challenging environments:\u003c\/strong\u003e Engineered to maintain reliable operation under substantial electrical stress, helping to safeguard downstream equipment and processes.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eIdeal for facilities managers, electrical engineers, and maintenance teams overseeing large-scale systems—think manufacturing floors, data centers, hospitals, and multi-building campuses. If your priority is protecting high-current circuits while maintaining power reliability, this Square D breaker delivers the blend of capacity and durability you need.\u003c\/p\u003e \u003cp\u003ePractical guidance for use and compatibility:\u003c\/p\u003e \u003cul\u003e \u003cli\u003eVerify that your panel and bus configuration are compatible with the HJA36100U44XAABCSK part to ensure a proper fit.\u003c\/li\u003e \u003cli\u003eKeep a spare unit on hand to minimize downtime during routine maintenance or unexpected failures.\u003c\/li\u003e \u003cli\u003ePair with appropriate upstream protection and correctly sized conductors to maximize system safety and performance.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Square D","offers":[{"title":"Default Title","offer_id":46423184408738,"sku":"HJA36100U44XAABCSK","price":510.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/square-d-hja36100u44xaabcsk-1000a-600-v-circuit-breaker-708.webp?v=1789280096","url":"https:\/\/www.ampstate.com\/products\/square-d-hja36100u44xaabcsk","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}