{"product_id":"square-d-lla36250u31x-250a-3-pole-plug-in-circuit-breaker","title":"Square D LLA36250U31X - 250 A, 3-Pole Plug-In Circuit Breaker | AmpState","description":"\u003cdiv\u003e\n\u003cp\u003eMeet the Square D LLA36250U31X — a dependable 250 A, 3-pole plug-in molded case circuit breaker designed to safeguard panelboards and load centers from overloads and short circuits. Built by Square D, this unit delivers rapid installation and robust protection for demanding electrical environments.\u003c\/p\u003e \u003ch2\u003eWhy this 3-pole plug-in breaker stands out\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eFast plug‑in connection\u003c\/strong\u003e — streamlined installation and quick replacement to minimize downtime during panel upgrades or maintenance.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eThermal-magnetic trip unit\u003c\/strong\u003e — provides stable, repeatable protection by responding to both overloads (thermal) and short circuits (magnetic) for consistent performance.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOEM-panel compatibility\u003c\/strong\u003e — designed to work with matching Square D load centers and panelboards, ensuring reliable fit and dependable operation.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVersatile applications\u003c\/strong\u003e — ideal for residential, commercial, and light industrial settings where a solid, high‑current protection solution is required.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWhat it protects and where to use it\u003c\/h3\u003e\n\u003cp\u003eThe LLA36250U31X serves as branch-circuit overcurrent and short-circuit protection. It’s suited for panelboards and load centers that demand a heavy-duty, plug-in solution to manage large feeder circuits. Use this breaker where a single unit must safely interrupt high fault currents while maintaining system reliability and ease of serviceability.\u003c\/p\u003e \u003ch3\u003eKey specifications at a glance\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eManufacturer:\u003c\/strong\u003e Square D\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart number:\u003c\/strong\u003e LLA36250U31X\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Thermal-magnetic molded case circuit breaker\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage rating:\u003c\/strong\u003e 250 A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePoles:\u003c\/strong\u003e 3\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMounting style:\u003c\/strong\u003e Plug-in\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e Branch circuit overcurrent and short-circuit protection\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWho should consider this breaker\u003c\/h3\u003e\n\u003cp\u003eElectrical professionals equipping or upgrading panelboards in apartments, office buildings, retail spaces, and light industrial facilities will find the Square D LLA36250U31X to be a practical, reliable choice. It’s also a solid replacement option when you need to restore full protection quickly without extensive panel modifications.\u003c\/p\u003e \u003ch3\u003ePractical tips for best results\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eVerify your panelboard or load center is compatible with a 250 A, 3-pole plug-in unit from Square D to ensure seamless fit and optimal performance.\u003c\/li\u003e \u003cli\u003eConfirm that the installation environment matches the intended residential, commercial, or light industrial use case to maximize longevity and protection.\u003c\/li\u003e \u003cli\u003eDuring replacement or upgrade, follow standard safety procedures and ensure the main service is de-energized before handling plug-in breakers.\u003c\/li\u003e \u003cli\u003eKeep a spare compatible unit on hand for quick maintenance and to minimize downtime in busy equipment rooms.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eWith the Square D LLA36250U31X, you get a high-current, plug-in MCCB that pairs precise thermal-magnetic protection with fast, straightforward installation. It’s a purpose-built solution for reliable panelboard protection that electricians can trust for years of dependable service.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Amp State","offers":[{"title":"Default Title","offer_id":46355326795938,"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_aa6ab47b-d36f-4113-852b-d7c7ce7418e6.png?v=1764691362","url":"https:\/\/www.ampstate.com\/products\/square-d-lla36250u31x-250a-3-pole-plug-in-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}