{"product_id":"westinghouse-46a8101g20-circuit-breaker","title":"Westinghouse | 46A8101G20 | Circuit Breaker | 175A | 3-Pole | 600V","description":"\u003cdiv\u003e\n\u003cp\u003eMeet the Westinghouse 46A8101G20 Circuit Breaker — a rugged, 3-pole device built to handle demanding 3-phase circuits with a 175A rating and a 600V maximum. It’s the reliable choice for maintenance, retrofit, and replacement projects where exact specifications matter, helping you keep industrial and commercial electrical systems safe and uninterrupted.\u003c\/p\u003e \u003cp\u003eDesigned for compatibility with existing Westinghouse installations, this breaker is identified by part number 46A8101G20. Using the correct part number is the simplest way to verify fit and ratings, ensuring dependable performance in your panel or distribution system.\u003c\/p\u003e \u003ch3\u003eKey specifications\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage:\u003c\/strong\u003e 175A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePoles:\u003c\/strong\u003e 3-Pole\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage:\u003c\/strong\u003e 600V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart reference:\u003c\/strong\u003e 46A8101G20\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eIdeal use cases\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eMaintenance projects where a direct replacement matches existing panels and feeders\u003c\/li\u003e \u003cli\u003eRetrofit upgrades that require preserving 3-phase protection without altering electrical architecture\u003c\/li\u003e \u003cli\u003eReplacement parts for aging Westinghouse installations to maintain system reliability\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWhy this matters for your project\u003c\/h3\u003e\n\u003cp\u003eChoosing the exact 46A8101G20 ensures your circuit protection aligns with your system’s design, preventing mismatches that could lead to nuisance trips or compatibility issues. The 3-pole design provides coordinated protection across all three phases, which is critical for balanced loads and safe operation in 600V environments.\u003c\/p\u003e \u003ch3\u003eHow to ensure a correct fit\u003c\/h3\u003e\n\u003cp\u003eBefore ordering, confirm that your equipment and panel are rated for 600V and designed for 3-pole, 175A protection. The part number is the most dependable reference for compatibility, so keep 46A8101G20 on hand when checking schematics, panel labeling, or service manuals.\u003c\/p\u003e \u003ch3\u003eInstallation and practical tips\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eWork with the main power fully de-energized and follow all local electrical codes during replacement or retrofit\u003c\/li\u003e \u003cli\u003eDouble-check bus compatibility and mounting style to ensure secure installation and reliable tripping behavior\u003c\/li\u003e \u003cli\u003eStore spares in a dry, clean environment to avoid corrosion or contamination that could affect performance\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eFor projects requiring durable, field-proven protection in 600V, three-phase systems, the Westinghouse 46A8101G20 Circuit Breaker delivers consistent, dependable performance. Use the part number as your compatibility guide, and plan replacements or retrofits with confidence.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Westinghouse","offers":[{"title":"Default Title","offer_id":46427320025250,"sku":"46A8101G20","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-46a8101g20-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}