{"product_id":"square-d-fh36020-20a-600v-3-pole-plug-in-circuit-breaker","title":"Square D FH36020 - 20 A, 600 V, 3-Pole Plug-In Circuit Breaker | AmpState","description":"\u003cdiv\u003e\n\u003cp\u003eIntroducing the Square D FH36020 — a dependable 20 A, 600 V, 3-pole plug-in molded case circuit breaker designed to safeguard panels and load centers from overcurrent and short-circuit events. Built for reliability in real-world electrical environments, this FH36020 model is the go-to choice for professional installations that demand quick serviceability and consistent protection.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eFast plug-in connection:\u003c\/strong\u003e streamline installation and rapid replacement in panelboards and load centers, reducing downtime during maintenance or upgrades.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eThermal-magnetic trip unit:\u003c\/strong\u003e delivers stable, repeatable protection by responding to both sustained overloads and instantaneous faults, helping prevent nuisance trips and equipment damage.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003e3-pole design:\u003c\/strong\u003e ideal for three-phase systems or multi-circuit protection, enabling coordinated control in commercial and light industrial applications.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003e600 V, 20 A rating:\u003c\/strong\u003e appropriate for medium-voltage panel applications while reliably protecting branch circuits against overcurrent conditions.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOEM compatibility:\u003c\/strong\u003e engineered to integrate with matching Square D OEM load centers and panelboards for cohesive performance and easier sourcing of replacement parts.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVersatile application footprint:\u003c\/strong\u003e suitable for residential, commercial, and light industrial environments, making it a flexible solution for a wide range of projects.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eWhy this matters in practice: when you’re wiring a panelboard or loadcenter, you want protection that won’t slow you down. The FH36020’s plug-in design minimizes field wiring complexity, while its thermal-magnetic mechanism provides dependable protection against both short circuits and overloads. With three poles, you can confidently support three-phase circuits or distribute protection across multiple branches without compromising reliability.\u003c\/p\u003e \u003ch3\u003eTechnical snapshot\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 FH36020\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\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\u003eIdeal use scenarios\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eNew installations in panelboards and distribution Centers requiring reliable three-phase protection\u003c\/li\u003e \u003cli\u003eRepairs or upgrades in commercial spaces, retail environments, or light industrial facilities\u003c\/li\u003e \u003cli\u003eResidential\/commercial mixed-use panels where OEM-compatible components simplify maintenance\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eChoosing the Square D FH36020 means opting for an integration-ready, durable protection solution that aligns with your existing Square D equipment. It’s more than a breaker—it’s a practical, time-saving component designed to keep electrical systems running smoothly under demanding conditions.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Amp State","offers":[{"title":"Default Title","offer_id":46355233898658,"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_41a068be-b9ed-4d58-ba1b-73093f221e1e.png?v=1764690639","url":"https:\/\/www.ampstate.com\/products\/square-d-fh36020-20a-600v-3-pole-plug-in-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}