{"product_id":"westinghouse-hfb1050-circuit-breaker","title":"Westinghouse | HFB1050 | Circuit Breaker | 50A | 1-Pole | 277V","description":"\u003cdiv\u003e\n\u003cp\u003eMeet the Westinghouse HFB1050 Circuit Breaker — a purpose-built 50A, 1-Pole device designed specifically for 277V circuits. This breaker is tailored for maintenance, retrofit, and replacement projects where exact specifications matter, helping you keep commercial electrical systems safe and up to code.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage:\u003c\/strong\u003e 50A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePole:\u003c\/strong\u003e 1-Pole\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage:\u003c\/strong\u003e 277V\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eWhy choose the Westinghouse HFB1050\u003c\/h2\u003e\n\u003cp\u003eWhen your system runs on 277V and requires a single-pole 50A breaker, the HFB1050 provides a precise fit with the correct mounting footprint and termination arrangement. This reduces guesswork during replacements and retrofits, speeding up service calls and minimizing panel downtime. Using the correct part number—the HFB1050—ensures you’re selecting the exact compatibility your panel relies on.\u003c\/p\u003e \u003ch2\u003eBest reference for compatibility\u003c\/h2\u003e\n\u003cp\u003eAlways reference the part number HFB1050 to confirm fitment. This number is the most reliable indicator of compatibility with matching Westinghouse panels and other systems that rely on the same 50A, 277V single-pole configuration.\u003c\/p\u003e \u003ch2\u003eIdeal use cases\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eRoutine maintenance on commercial 277V lighting circuits in offices, retail spaces, or warehouses.\u003c\/li\u003e \u003cli\u003eRetrofit projects where 50A, 277V protection is required for updated equipment or redesigned layouts.\u003c\/li\u003e \u003cli\u003eReplacement for a failed breaker in a panel that specifies the HFB1050’s 1-Pole, 277V, 50A configuration.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eWhat problems this breaker solves\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eProvides reliable overcurrent protection for 277V single-pole circuits, helping prevent electrical damage and fire risk.\u003c\/li\u003e \u003cli\u003eFacilitates quick, accurate replacements, reducing downtime during panel maintenance or upgrades.\u003c\/li\u003e \u003cli\u003eDelivers a straightforward path to retrofit projects where existing wiring and panel layouts match the HFB1050’s specs.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eFit, safety, and installation reminders\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eVerify your panel supports 277V, 50A, single-pole breakers before ordering.\u003c\/li\u003e \u003cli\u003eUse the HFB1050 part number as the primary compatibility reference to avoid mismatches.\u003c\/li\u003e \u003cli\u003eElectrical work should be performed by a qualified professional following all local codes and safety practices.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eWhen your electrical system requires dependable 277V protection with a proven, purpose-built 50A, 1-Pole solution, the Westinghouse HFB1050 delivers the right balance of compatibility, performance, and peace of mind. Ready to upgrade or replace? choose the HFB1050 and keep your commercial circuits running smoothly.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Westinghouse","offers":[{"title":"Default Title","offer_id":46426669252770,"sku":"HFB1050","price":510.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/master_generic_16d3a2fb-5d93-424c-9206-5031ec4b178f.png?v=1765492977","url":"https:\/\/www.ampstate.com\/products\/westinghouse-hfb1050-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}