{"product_id":"square-d-fhb16020c-circuit-breaker","title":"Square D | FHB16020C | Circuit Breaker | 20A | 1-Pole | 277V","description":"\u003cdiv\u003e\n\u003cp\u003eThe Square D FHB16020C is a dependable 20-amp, single-pole circuit breaker designed for 277-volt circuits. Built for maintenance, retrofit, and replacement projects, this part ensures you have exact compatibility when restoring power to your 277V panels.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage:\u003c\/strong\u003e 20A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePoles:\u003c\/strong\u003e 1-Pole\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage:\u003c\/strong\u003e 277V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart number:\u003c\/strong\u003e FHB16020C\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Square D\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eNotes:\u003c\/strong\u003e Confirm fit and ratings before ordering. The part number is the best reference for compatibility.\u003c\/p\u003e \u003cp\u003eWhy this 20A 1-pole breaker stands out for 277V applications:\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eTargeted for 277V circuits\u003c\/strong\u003e: Ideal for commercial lighting, HVAC, and other 277V installations where reliable overcurrent protection is critical.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eLike-for-like replacement\u003c\/strong\u003e: Designed to drop into compatible Square D panels with minimal effort, helping you maintain panel layout and labeling consistency.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eClear traceability\u003c\/strong\u003e: The FHB16020C designation makes ordering and maintenance logging straightforward, reducing downtime and mis-cataloging.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eUse cases and scenarios you’ll appreciate:\u003c\/p\u003e \u003cul\u003e \u003cli\u003eMaintenance on existing 277V distribution where a single-pole 20A protection device is required.\u003c\/li\u003e \u003cli\u003eRetrofits in panels that call for a precise Square D part number to preserve compatibility and performance.\u003c\/li\u003e \u003cli\u003eReplacement of a failed breaker in commercial or industrial electrical rooms that operate on 277V circuits.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003ePractical tips for a smooth swap:\u003c\/p\u003e \u003cul\u003e \u003cli\u003eAlways verify the panel’s acceptance of FHB16020C by cross-referencing the part number with your panel documentation.\u003c\/li\u003e \u003cli\u003eShut off main power and follow standard safety procedures before replacing the breaker to ensure a safe, clean swap.\u003c\/li\u003e \u003cli\u003eLabel the replacement clearly in your maintenance logs to reflect the exact part number and voltage rating for future service.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Square D","offers":[{"title":"Default Title","offer_id":46427272937634,"sku":"FHB16020C","price":1677.0,"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-fhb16020c-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}