{"product_id":"westinghouse-ma3700-circuit-breaker","title":"Westinghouse | MA3700 | Circuit Breaker | 3-Pole | 600V","description":"\u003cdiv\u003e\n\u003cp\u003eThe Westinghouse MA3700 3-Pole 600V Circuit Breaker is engineered to shield your electrical system from overloads and short circuits in demanding, real-world environments. With a 3-pole design and a 600-volt rating, it provides robust, synchronized protection across all phases of your 3-phase distribution.\u003c\/p\u003e \u003cp\u003eBuilt with maintenance, retrofit, and replacement in mind, this unit slots into panels and applications that require exact specifications. When you’re updating legacy gear or restoring service, the MA3700 offers a like-for-like solution that minimizes downtime and keeps your system operating smoothly.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eKey compatibility and selection notes\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003ePart reference\u003c\/strong\u003e: The MA3700 is the definitive compatibility reference—use the part number to ensure a correct match in your panel or enclosure.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage and configuration\u003c\/strong\u003e: 600V, 3-Pole configuration for reliable protection of 3-phase circuits.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eFit and ratings\u003c\/strong\u003e: Always confirm the physical fit and electrical ratings for your specific panel before ordering.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eWhy this matters for your project\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eReliable, like-for-like replacement for aging or failed breakers in Westinghouse-installed systems, reducing compatibility risk.\u003c\/li\u003e \u003cli\u003eIdeal for retrofit projects where keeping existing control logic and wiring intact is important—no unnecessary panel changes.\u003c\/li\u003e \u003cli\u003eStreamlined maintenance planning with a proven part number that aligns with established electrical specifications.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003ePractical use cases\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eReplacing a worn-out breaker in a 3-phase distribution panel to restore dependable protection without reconfiguring the system.\u003c\/li\u003e \u003cli\u003eRetrofit in commercial or light industrial facilities where a 3-Pole, 600V device is specified for continuity and safety.\u003c\/li\u003e \u003cli\u003eMaintenance cycles in legacy equipment that rely on standard, easy-to-source Westinghouse components.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eWhat you’ll get\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eOne Westinghouse MA3700 Circuit Breaker — 3-Pole, 600V (reference the MA3700 part number for compatibility).\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Westinghouse","offers":[{"title":"Default Title","offer_id":46424393613474,"sku":"MA3700","price":310.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/westinghouse-ma3700-circuit-breaker-3-pole-600v-765.webp?v=1789350894","url":"https:\/\/www.ampstate.com\/products\/westinghouse-ma3700-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}