{"product_id":"westinghouse-1773516-circuit-breaker","title":"Westinghouse | 1773516 | Circuit Breaker | 1-Pole | 277V","description":"\u003cdiv\u003e\n\u003cp\u003eWestinghouse 1773516 is a precise, single-pole circuit breaker designed for 277V applications. Built for maintenance, retrofit, and replacement projects, this 1-pole unit helps you restore reliable protection for individual circuits with confidence.\u003c\/p\u003e \u003ch2\u003eWhy this 277V, 1-Pole breaker stands out\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eExact fit for 277V single‑pole circuits, making it an ideal replacement when your panel or load requires this specific voltage.\u003c\/li\u003e \u003cli\u003ePart number 1773516 serves as the strongest compatibility reference—use it to confirm fit against your panel listing and breaker label.\u003c\/li\u003e \u003cli\u003eOptimized for retrofit and maintenance scenarios, so you can upgrade or replace without altering the overall electrical architecture.\u003c\/li\u003e \u003cli\u003eSimple, straightforward installation for dedicated loads, lighting circuits, or other 277V applications in commercial or industrial settings.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eHow to use it effectively\u003c\/h3\u003e\n\u003cp\u003eBefore ordering, verify fit and ratings directly on the existing panel or cross-reference with the manufacturer’s panel schedule. When replacing, align the amperage and type with the existing breaker to ensure consistent protection. During installation, follow standard lockout\/tagout procedures, secure the breaker firmly to the bus, and ensure proper seating for reliable tripping behavior.\u003c\/p\u003e \u003ch3\u003ePractical benefits and outcomes\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eRestored protection for a single hot conductor on 277V circuits, reducing the risk of overcurrent damage to wiring and connected equipment.\u003c\/li\u003e \u003cli\u003eReduced downtime through a direct, matching replacement approach that keeps panel configurations intact.\u003c\/li\u003e \u003cli\u003eClear, verifiable compatibility using the part number as the primary reference, minimizing guesswork in high-stakes electrical work.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eIdeal for\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eCommercial and light industrial settings with 277V distribution needs\u003c\/li\u003e \u003cli\u003eRetrofits where existing equipment requires a 1‑pole, 277V breaker for a specific branch circuit\u003c\/li\u003e \u003cli\u003eMaintenance projects that demand a precise, proven replacement part without panel remodeling\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eSpecifications at a glance\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eBrand: Westinghouse\u003c\/li\u003e \u003cli\u003ePart number: 1773516\u003c\/li\u003e \u003cli\u003ePole: 1‑Pole\u003c\/li\u003e \u003cli\u003eVoltage: 277V\u003c\/li\u003e \u003cli\u003eUse: Circuit protection for single‑phase, 277V circuits\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eNote: Always confirm fit and ratings before ordering. Rely on the part number 1773516 as your best reference to ensure compatibility with your panel and electrical system.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Westinghouse","offers":[{"title":"Default Title","offer_id":46427335917730,"sku":"1773516","price":510.0,"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\/westinghouse-1773516-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}