{"product_id":"square-d-fda140203-20a-1p-277v-circuit-breaker","title":"Square D FDA140203 Circuit Breaker, 20A, 1-Pole, 277V","description":"\u003cdiv\u003e\n\u003cp\u003e\u003cstrong\u003eSquare D FDA140203 Circuit Breaker\u003c\/strong\u003e, a dependable 20A, 1-Pole device designed for industrial electrical service, maintenance, and replacement projects. With a rating of 277V, this breaker helps safeguard your distribution system against overcurrent while fitting into compatible 277V installations with confidence.\u003c\/p\u003e \u003ch2\u003eOverview\u003c\/h2\u003e\n\u003cp\u003eThe FDA140203 is purpose-built for environments where reliable protection and quick, predictable tripping are essential. Use this part number to confirm compatibility with your panel or distribution setup and ensure you’re matching the exact specifications required for your application.\u003c\/p\u003e \u003ch3\u003eKey specifications\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 FDA140203\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eProduct Type:\u003c\/strong\u003e Circuit Breaker\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage:\u003c\/strong\u003e 20 A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePoles:\u003c\/strong\u003e 1\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage:\u003c\/strong\u003e 277V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eNotes:\u003c\/strong\u003e Verify fit by part number and application requirements. Need help matching a part number or confirming compatibility? Message us and we’ll assist.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eWhy this model matters\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003ePrecise compatibility\u003c\/strong\u003e: The part-number approach helps you avoid mismatches in critical control and power circuits, reducing downtime and rework.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eIndustrial-grade reliability\u003c\/strong\u003e: Built for continuous operation in demanding electrical environments, delivering consistent protection for your equipment and personnel.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eClear identification\u003c\/strong\u003e: Clear labeling and standardized ratings (20 A, 1-Pole, 277V) simplify stock, maintenance planning, and future replacements.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eIdeal use cases\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eReplacement in existing 277V circuits where a 1-pole, 20A protection device is specified\u003c\/li\u003e \u003cli\u003eMaintenance projects in industrial facilities requiring dependable overcurrent protection\u003c\/li\u003e \u003cli\u003eNew installations in compatible panels or distribution systems that match the FDA140203 specifications\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eHow to verify compatibility\u003c\/h2\u003e\n\u003cp\u003eStart with the exact part number: FDA140203. Confirm that your application requires a 20-amp, 1-pole device operating at 277V. If you’re unsure, reach out with the part number and your panel model or service requirements—we’ll help verify fit and guide you to a correct match.\u003c\/p\u003e \u003ch2\u003eInstallation and care tips\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003ePower down the equipment and lockout\/tagout before replacing or installing the breaker.\u003c\/li\u003e \u003cli\u003eEnsure the control panel rating and bus structure are compatible with a 277V, 1-Pole configuration.\u003c\/li\u003e \u003cli\u003eConsult a licensed electrician if you’re uncertain about panel compatibility or local electrical codes.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"AmpState","offers":[{"title":"Default Title","offer_id":46415986852002,"sku":"FDA140203","price":460.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/master_generic_513d6710-3734-4b27-839d-f68e6f4b470a.png?v=1765492974","url":"https:\/\/www.ampstate.com\/products\/square-d-fda140203-20a-1p-277v-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}