{"product_id":"square-d-hjl36020-20a-600v-3-pole-circuit-breaker","title":"Square D HJL36020 - 20 A, 600 V, 3-Pole Circuit Breaker | AmpState","description":"\u003cdiv\u003e\n\u003cp\u003eMeet the Square D HJL36020 — a dependable 3-pole molded case circuit breaker engineered for precise protection in panelboards and load centers. With a 20 A rating and a 600 V capacity, this unit is built to safeguard branch circuits against overloads and short circuits while fitting seamlessly into compatible OEM environments.\u003c\/p\u003e \u003ch2\u003eWhy this breaker stands out\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eSpace-efficient molded case design\u003c\/strong\u003e minimizes panel footprint and helps you maximize space in slim or crowded panels without sacrificing protection.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eThermal-magnetic trip unit\u003c\/strong\u003e delivers stable, repeatable protection by combining overcurrent sensing with fast magnetic response to short circuits, reducing nuisance trips and improving system reliability.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOEM-compatible construction\u003c\/strong\u003e is designed to work with matching Square D panelboards and load centers, minimizing fit issues and streamlining replacements or upgrades.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVersatile comfort for various settings\u003c\/strong\u003e suitable for residential, commercial, and light industrial applications where reliable branch-circuit protection is essential.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eIdeal use cases\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eUpgrading or replacing a defective breaker in existing Square D panelboards and load centers to restore safe, code-compliant protection.\u003c\/li\u003e \u003cli\u003eProtecting multi-circuit distributions in small to mid-size commercial spaces, equipment rooms, and light industrial setups that rely on dependable 3-pole protection.\u003c\/li\u003e \u003cli\u003eInstalling a robust protection solution for three-phase distribution where a 20 A rating is appropriate, ensuring consistent trip characteristics across the system.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eCompatibility and reliability\u003c\/h2\u003e\n\u003cp\u003eThis 3-pole breaker is specifically configured to align with Square D OEM loadcenters and panelboards, reducing installation headaches and mismatch risks. The thermal-magnetic mechanism provides dependable performance across varying load conditions, helping to prevent unexpected outages and protecting both wiring and connected equipment.\u003c\/p\u003e \u003ch2\u003eTechnical specifications\u003c\/h2\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 HJL36020\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 20 A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage rating:\u003c\/strong\u003e 600 V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eNumber of poles:\u003c\/strong\u003e 3\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 \u003ch2\u003ePractical tips for use\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003ePair this breaker with compatible panelboards to ensure optimal trip curves and consistent protection across all three poles.\u003c\/li\u003e \u003cli\u003eUse as part of a broader protection strategy that includes proper enclosure sealing, conductor sizing, and adherence to local electrical codes for a safe, compliant installation.\u003c\/li\u003e \u003cli\u003eKeep surplus units on hand for quick replacements, reducing downtime in critical panels and service equipment.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Amp State","offers":[{"title":"Default Title","offer_id":46355293012130,"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_5cc42e72-aa1d-431d-b2ef-613acd29d327.png?v=1764690995","url":"https:\/\/www.ampstate.com\/products\/square-d-hjl36020-20a-600v-3-pole-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}