{"product_id":"square-d-hgl36100u43x-circuit-breaker","title":"Square D | HGL36100U43X | Circuit Breaker | 100A | 3-Pole | 600V","description":"\u003cdiv\u003e\n\u003cp\u003eFor professionals maintaining and upgrading three‑phase electrical systems, the Square D HGL36100U43X Circuit Breaker delivers a precise, reliable protection solution. This 100A, 3‑pole unit is designed for 600V applications and serves as a direct‑fit option for maintenance, retrofit, and replacement projects where exact specifications matter.\u003c\/p\u003e \u003ch3\u003eWhy this exact part stands out\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eExact spec match\u003c\/strong\u003e: 100A, 3‑pole, 600V rating. The part number HGL36100U43X ensures you’re selecting the correct auxiliary and performance characteristics for your installation.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eDirect‑fit replacement\u003c\/strong\u003e for compatible Square D panels and gear, simplifying swaps during service or upgrades.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eRetrofit‑ready for upgrades\u003c\/strong\u003e: ideal when upgrading old equipment to maintain robust three‑phase protection without extensive panel alterations.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMinimized downtime\u003c\/strong\u003e: designed for straightforward installation so maintenance teams can restore service quickly after a fault or need for replacement.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eDurable, field‑tested build\u003c\/strong\u003e: built to endure the demands of industrial and commercial environments while delivering dependable overcurrent protection.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eCompatibility reminder:\u003c\/strong\u003e Confirm fit and ratings before ordering. The part number is the best reference for compatibility.\u003c\/p\u003e \u003ch3\u003eIdeal use cases\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eMaintenance and service of three‑phase 600V distribution systems.\u003c\/li\u003e \u003cli\u003eRetrofit projects where an exact 100A, 3‑pole, 600V protection device is required.\u003c\/li\u003e \u003cli\u003eReplacement in legacy panels that rely on Square D part lineage for continued protection and safety.\u003c\/li\u003e \u003cli\u003eElectrical room and manufacturing floor applications where reliable circuit protection minimizes downtime and equipment damage.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWhat problems this part helps solve\u003c\/h3\u003e\n\u003cp\u003eWhen a circuit breaker in a three‑phase 600V system trips or wears out, selecting the exact replacement prevents compatibility issues that can arise with aftermarket parts. This specific Square D breaker ensures correct trip characteristics, fitment, and performance, helping you safeguard motor loads, control circuits, and distribution feeders without unnecessary rewiring or panel modifications.\u003c\/p\u003e \u003ch3\u003eSpecification snapshot\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eAmperage:\u003c\/strong\u003e 100A\u003cbr\u003e\n\u003cstrong\u003ePoles:\u003c\/strong\u003e 3‑pole\u003cbr\u003e\n\u003cstrong\u003eVoltage:\u003c\/strong\u003e 600V\u003cbr\u003e\n\u003cstrong\u003ePart number:\u003c\/strong\u003e HGL36100U43X\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Square D","offers":[{"title":"Default Title","offer_id":46426825883810,"sku":"HGL36100U43X","price":7989.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/master_generic_16d3a2fb-5d93-424c-9206-5031ec4b178f.png?v=1765492977","url":"https:\/\/www.ampstate.com\/products\/square-d-hgl36100u43x-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}