{"product_id":"square-d-fhb16020a","title":"Square D FHB16020A 16020A 1-Pole 277 V Circuit Breaker","description":"\u003cdiv\u003e\n\u003cp\u003eProtect your 277-volt circuits with a trusted name in panel protection—the Square D FHB16020A 1-Pole 277 V Circuit Breaker. This single-pole breaker, identified by Part Number FHB16020A, is designed to interrupt and halt fault currents to keep wiring and devices safe in commercial or industrial environments.\u003c\/p\u003e \u003ch3\u003eKey specifications\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003ePart number:\u003c\/strong\u003e FHB16020A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePole configuration:\u003c\/strong\u003e 1-pole\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage rating:\u003c\/strong\u003e 277 V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eCurrent rating:\u003c\/strong\u003e 16020 A\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWhy this breaker matters\u003c\/h3\u003e\n\u003cp\u003eIn 277-volt distribution, single-pole protection is essential for safeguarding lighting circuits, power distribution for equipment, and other 277V loads. The Square D FHB16020A provides reliable interruption at the precise rating specified, helping prevent electrical faults from propagating and reducing downtime in busy commercial spaces.\u003c\/p\u003e \u003ch3\u003eIdeal uses\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eReplacing a worn or tripped 277 V circuit breaker in commercial panels\u003c\/li\u003e \u003cli\u003eProtecting single-phase circuits in office buildings, retail spaces, or warehouses that operate on 277 V\u003c\/li\u003e \u003cli\u003eUpgrading panel protection with a proven Square D component for compatibility and performance\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eHow it compares to alternatives\u003c\/h3\u003e\n\u003cp\u003eCompared to generic breakers, this Square D part is designed to fit Square D panels, helping ensure proper seating, electrical contact, and consistent trip characteristics. Using the exact part number FHB16020A reduces compatibility risk and simplifies future servicing.\u003c\/p\u003e \u003ch3\u003ePractical tips\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eVerify your panel accepts 1-pole, 277 V breakers and matches the Part Number FHB16020A before replacement.\u003c\/li\u003e \u003cli\u003ePower down the main supply and discharge any stored energy before replacing the breaker.\u003c\/li\u003e \u003cli\u003eKeep a spare FHB16020A for quick panel maintenance in commercial environments.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eFor professionals seeking dependable protection on 277-volt circuits, the Square D FHB16020A 1-Pole 277 V Circuit Breaker delivers consistent performance, straightforward installation, and the peace of mind that comes from using a trusted brand in critical electrical infrastructure.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Square D","offers":[{"title":"Default Title","offer_id":46423728652450,"sku":"FHB16020A","price":1315.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/master_generic_a085eff1-75dd-47ee-b131-4c8df8f0489b.png?v=1765492976","url":"https:\/\/www.ampstate.com\/products\/square-d-fhb16020a","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}