{"product_id":"square-d-fh360201021-circuit-breaker","title":"Square D | FH360201021 | Circuit Breaker | 20A | 3-Pole | 600V | Plug-In","description":"\u003cdiv\u003e\n\u003cp\u003eMeet the Square D FH360201021 circuit breaker—a purpose-built, plug-in protection device designed for quick, reliable interruption of three-phase circuits in 600V systems. With a 20A rating across 3 poles, this unit delivers precise, coordinated overcurrent protection in demanding industrial and commercial environments.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eCore specifications at a glance\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage:\u003c\/strong\u003e 20A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePoles:\u003c\/strong\u003e 3-Pole\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage:\u003c\/strong\u003e 600V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMounting:\u003c\/strong\u003e Plug-In for fast, secure installation in compatible Square D panels\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eWhy this model stands out\u003c\/strong\u003e The FH360201021 is designed for quick replacement during maintenance or retrofit projects, minimizing downtime without sacrificing protection. Its plug-in design means technicians can swap in a compatible unit with minimal wiring work, keeping systems online and teams productive.\u003c\/p\u003e \u003ch3\u003eIdeal use cases\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eMaintenance and service: replace a failed breaker in existing Square D panel infrastructure with a single, straightforward plug-in operation\u003c\/li\u003e \u003cli\u003eRetrofit projects: standardize three-phase protection across different sections of a facility, ensuring consistent protection and trip characteristics\u003c\/li\u003e \u003cli\u003eNew installations: deploy reliable 3-pole, 20A protection for 600V three-phase circuits in industrial or commercial settings\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWhat makes it unique\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eExact part reference: The FH360201021 number is your best guide for compatibility, helping you avoid mismatches during procurement\u003c\/li\u003e \u003cli\u003eCoordinated 3-pole protection: Ensures synchronized shutting down of all three phases, reducing risk in multi‑phase systems\u003c\/li\u003e \u003cli\u003ePlug-in simplicity: Streamlines installation and future maintenance, cutting field wiring time and minimizing panel disruption\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003ePractical guidance for use\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eAlways verify fit and ratings against your panel model before ordering to ensure seamless operation\u003c\/li\u003e \u003cli\u003eKeep a spare FH360201021 on hand for proactive maintenance, reducing unplanned downtime\u003c\/li\u003e \u003cli\u003eFollow standard electrical safety practices during replacement to prevent energization or arc-flash risks\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eWhether you’re conducting routine maintenance, upgrading an aging panel, or implementing a new three-phase 600V system, the Square D FH360201021 circuit breaker delivers dependable protection with a plug-in, time-saving installation approach. Use the exact part number as your compatibility compass and protect your equipment with precision where it matters most.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Square D","offers":[{"title":"Default Title","offer_id":46427273068706,"sku":"FH360201021","price":510.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/master_generic_ad06fdd7-931c-4a09-bfbe-d05329579cd6.png?v=1765492978","url":"https:\/\/www.ampstate.com\/products\/square-d-fh360201021-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}