{"product_id":"westinghouse-ma3800nw-circuit-breaker","title":"Westinghouse | MA3800NW | Circuit Breaker | 800A | 3-Pole | 600V | 30kA | Bolt-On","description":"\u003cdiv\u003e\n\u003cp\u003eMeet the Westinghouse MA3800NW circuit breaker—an 800A, 3-pole protection solution designed for bolt-on mounting in demanding commercial and industrial electrical distributions. Built for maintenance, retrofit, and replacement projects, this unit is the precise match when your panel requires exact specifications and reliable performance.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage:\u003c\/strong\u003e 800 A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePoles:\u003c\/strong\u003e 3-Pole\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage:\u003c\/strong\u003e 600 V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eInterrupting rating:\u003c\/strong\u003e 30 kA\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMounting:\u003c\/strong\u003e Bolt-On\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart reference:\u003c\/strong\u003e MA3800NW\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eThe MA3800NW stands out where heavy-duty protection matters. With a 30 kA interrupting capacity, it’s designed to safely interrupt fault currents in higher-demand installations, giving you confidence during peak loads and fault events. The bolt-on design provides a secure, straightforward installation path in compatible panels, helping you minimize downtime during maintenance or retrofits.\u003c\/p\u003e \u003ch3\u003eWho benefits from this breaker\u003c\/h3\u003e\n\u003cp\u003eElectrical professionals and facilities teams tackling panel upgrades, retrofit projects, or replacements in industrial environments will find this breaker a precise fit for systems that require 800 A, 3-pole protection at 600 V. It’s also well-suited for retrofit work where panel catalogs specify the MA-series bolt-on breakers.\u003c\/p\u003e \u003ch3\u003eUse cases and practical applications\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eUpgrading existing panel capacity during facility upgrades or rerouting power to new equipment\u003c\/li\u003e \u003cli\u003eReplacement in legacy systems requiring the MA3800NW’s exact ratings and bolt-on mounting\u003c\/li\u003e \u003cli\u003eRetrofit projects where maintaining 600 V distribution with robust short-circuit protection is essential\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eImportant compatibility notes\u003c\/h3\u003e\n\u003cp\u003eBefore ordering, confirm fit and ratings for your specific panel. The MA3800NW part number is the best reference for compatibility, ensuring you’re selecting a breaker that matches your panel’s catalog and mounting configuration. This unit is intended for panels that support Westinghouse MA-series bolt-on breakers, and correct installation is essential for reliable tripping and safe operation.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Westinghouse","offers":[{"title":"Default Title","offer_id":46425642598562,"sku":"MA3800NW","price":310.0,"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\/westinghouse-ma3800nw-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}