{"product_id":"square-d-hgl36150u33x-150a-3-pole-circuit-breaker","title":"Square D HGL36150U33X - 150 A, 3-Pole Circuit Breaker | AmpState","description":"\u003cdiv\u003e\n\u003cp\u003eMeet the Square D HGL36150U33X — a 150 A, 3-pole molded case circuit breaker designed to deliver precise, dependable protection for branch circuits in panelboards and loadcenters. Built to integrate seamlessly with Square D equipment, this unit is a practical choice for real-world electrical protection in homes, businesses, and light industrial environments.\u003c\/p\u003e \u003cp\u003eKey features that matter in daily electrical protection:\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eCompact molded case design\u003c\/strong\u003e optimizes panel space, helping you maximize the layout and organization of multiple circuits within a single panel.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eThermal-magnetic trip unit\u003c\/strong\u003e provides stable, repeatable protection by responding to both overcurrent and short-circuit conditions, reducing nuisance trips and improving reliability.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003e3-pole, 150 A rating\u003c\/strong\u003e ideal for protecting 3-phase feeders and multi-wire branch circuits common in commercial or light industrial installations.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOEM-compatible compatibility\u003c\/strong\u003e ensures a trouble-free fit with matching Square D loadcenters and panelboards, supporting seamless upgrades and replacements without rewiring or adaptors.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVersatile application\u003c\/strong\u003e suitable for residential, commercial, and light industrial electrical systems, making it a flexible choice for diverse projects.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eWhy this matters in practice:\u003c\/p\u003e \u003cp\u003eWhen a circuit experiences overload or a short circuit, the thermal-magnetic trip unit rapidly interrupts the circuit to prevent insulation damage, overheating, and potential fire risk. The magnetic element provides fast response for short circuits, while the thermal element handles sustained overloads. This combination delivers dependable protection for critical equipment and wiring in three-phase systems.\u003c\/p\u003e \u003cp\u003eTechnical snapshot:\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eManufacturer\u003c\/strong\u003e: Square D\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart Number\u003c\/strong\u003e: HGL36150U33X\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: 150 A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePoles\u003c\/strong\u003e: 3\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eApplications\u003c\/strong\u003e: Branch circuit overcurrent and short-circuit protection\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eIdeal use scenarios:\u003c\/p\u003e \u003cul\u003e \u003cli\u003eReplacing a failed 3-pole breaker in Square D panelboards to restore full protection for 3-phase loads.\u003c\/li\u003e \u003cli\u003eUpgrading a panel to a 150 A protection strategy for new equipment or expanded circuits in commercial settings.\u003c\/li\u003e \u003cli\u003eInstalling reliable, OEM-grade components in light industrial electrical rooms where consistent trip characteristics are essential.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003ePractical tips for optimal performance:\u003c\/p\u003e \u003cul\u003e \u003cli\u003eEnsure the breaker is the correct match for your panelboard model to maintain proper fit and trip coordination.\u003c\/li\u003e \u003cli\u003eTorque terminal connections according to the panelboard manufacturer's specifications to maintain electrical reliability.\u003c\/li\u003e \u003cli\u003eLabel affected circuits clearly after installation so future maintenance and safety inspections are straightforward.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Amp State","offers":[{"title":"Default Title","offer_id":46355284525218,"sku":null,"price":710.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/square-d-hgl36150u33x-150-a-3-pole-circuit-breaker-ampstate-breakers-720.webp?v=1788747073","url":"https:\/\/www.ampstate.com\/products\/square-d-hgl36150u33x-150a-3-pole-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}