{"product_id":"square-d-hda36100u53x-100a-600v-3-pole-plug-in-circuit-breaker","title":"Square D HDA36100U53X - 100 A, 600 V, 3-Pole Plug-In Circuit Breaker | AmpState","description":"\u003cdiv\u003e\n\u003cp\u003eMeet the Square D HDA36100U53X — a robust 100 A, 600 V, 3-pole plug-in molded case circuit breaker engineered for reliable branch-circuit protection in panelboards and load centers.\u003c\/p\u003e \u003cp\u003eFast, tool-friendly installation: The plug-in design snaps into compatible Square D panelboards, enabling quick replacement and minimizing panel downtime. Its compact molded-case form factor fits standard electrical enclosures while preserving space for other breakers.\u003c\/p\u003e \u003cp\u003eStable protection you can count on: The thermal-magnetic trip unit delivers precise, repeatable protection across temperature variations and fault types. This means fewer nuisance trips and consistent performance when circuits are under load or shorted, safeguarding conductors and connected equipment.\u003c\/p\u003e \u003cp\u003eOEM-matching compatibility: Built to work with matching Square D OEM load centers and panelboards, ensuring a secure fit and reliable electrical connection. Ideal for remodels, service upgrades, or new installations where panel compatibility matters.\u003c\/p\u003e \u003cp\u003eVersatile for multiple environments: Suitable for residential, commercial, and light-industrial applications where a 3-pole, 100-amp breaker is needed to safeguard 3-phase or 3-wire circuits in 600 V systems.\u003c\/p\u003e \u003cp\u003eWhat it does for your electrical system\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003ePrevents overloads and short circuits on branch circuits by interrupting excess current quickly and safely.\u003c\/li\u003e\n\u003cli\u003eDelivers coordinated protection with other breakers in the same panel, helping maintain electrical system stability during faults.\u003c\/li\u003e\n\u003cli\u003eSupports quick service and replacement workflows in maintenance and upgrade projects due to its plug-in design.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eTechnical snapshot\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer:\u003c\/strong\u003e Square D\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e HDA36100U53X\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Thermal-magnetic molded case circuit breaker\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAmperage Rating:\u003c\/strong\u003e 100 A\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVoltage Rating:\u003c\/strong\u003e 600 V\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePoles:\u003c\/strong\u003e 3\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMounting Style:\u003c\/strong\u003e Plug-in\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e Branch circuit overcurrent and short-circuit protection\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003ePractical tips for best results\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eEnsure your panelboard or load center is designed for a plug-in, 3-pole 100 A device and compatible with the HDA36100U53X family.\u003c\/li\u003e\n\u003cli\u003eVerify that the surrounding circuits match the trip characteristics (thermal-magnetic) to maintain coordinated protection across your panel.\u003c\/li\u003e\n\u003cli\u003eWhen replacing an older breaker, power down the panel and ensure the hot bus stabs align with the breaker terminals for a secure snap-in connection.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Amp State","offers":[{"title":"Default Title","offer_id":46355257622690,"sku":null,"price":710.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/schnieder_and_square_d_breaker_and_panel_50c2c9cb-56b8-4fa4-961f-4e5792c95e81.png?v=1764690762","url":"https:\/\/www.ampstate.com\/products\/square-d-hda36100u53x-100a-600v-3-pole-plug-in-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}