{"product_id":"square-d-fc34020-1021","title":"Square D FC34020-1021 20A 3-Pole 480 V Circuit Breaker","description":"\u003cdiv\u003e\n\u003cp\u003e\u003cstrong\u003eSquare D FC34020-1021\u003c\/strong\u003e is a robust 20A, 3-Pole, 480 V circuit breaker designed to protect three-phase electrical systems in demanding industrial and commercial environments. Built to guard against overcurrent and short-circuit conditions, it helps keep equipment protected and downtime to a minimum.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e FC34020-1021\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eCurrent rating:\u003c\/strong\u003e \u003cstrong\u003e20 A\u003c\/strong\u003e per pole\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePoles:\u003c\/strong\u003e 3\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage rating:\u003c\/strong\u003e \u003cstrong\u003e480 V\u003c\/strong\u003e AC\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eWhy this breaker matters in real-world setups:\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eThree-phase protection:\u003c\/strong\u003e The 3-pole design aligns with typical 3-phase distribution systems, ensuring balanced protection across all legs of your 480V circuit.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePrecise current protection:\u003c\/strong\u003e With a dedicated 20 A rating, it safeguards motors, drives, and other equipment without nuisance tripping on normal startup surges.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eIndustrial-grade reliability:\u003c\/strong\u003e Square D devices are engineered for longevity in harsh environments, delivering predictable performance when it matters most.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eCompatibility with 480V panels:\u003c\/strong\u003e This part is ideal for installations and replacements in panels that serve heavy-duty, three-phase loads at 480V.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eIdeal use cases include protecting three-phase motor circuits, HVAC drives, process equipment, and other 480V distribution loads in manufacturing floors, data centers, commercial facilities, and industrial control panels. If your system runs on 480V with three current-carrying poles, this FC34020-1021 breaker provides dependable overcurrent protection tailored to that configuration.\u003c\/p\u003e \u003cp\u003ePractical installation and performance notes:\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eProfessional installation recommended:\u003c\/strong\u003e Have a licensed electrician connect and torque terminals according to manufacturer specifications and local electrical codes.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePanel compatibility:\u003c\/strong\u003e Use in Square D-compatible panels designed to accept 3-pole 480V breakers of this style and rating.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eSystem planning:\u003c\/strong\u003e Match the breaker rating to your protected load and plan for future expansion in 3-phase 480V layouts to maintain consistent protection margins.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eIn short, the Square D FC34020-1021 20A 3-Pole 480 V Circuit Breaker is a purpose-built solution for reliable, current-accurate protection of 3-phase 480V circuits. Its targeted rating, concrete three-pole design, and trusted Square D engineering make it a standout choice for safeguarding valuable equipment and keeping operations running smoothly.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Square D","offers":[{"title":"Default Title","offer_id":46423728980130,"sku":"FC34020-1021","price":510.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/square-d-fc34020-1021-20a-3-pole-480-v-circuit-breaker-433.webp?v=1789330360","url":"https:\/\/www.ampstate.com\/products\/square-d-fc34020-1021","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}