{"product_id":"westinghouse-mc3800wk-800a-600v-3-pole-switch","title":"Westinghouse MC3800WK - 800A, 600V, 3-Pole, Switch","description":"\u003cdiv\u003e\n\u003ch2\u003eWestinghouse MC3800WK — 800A, 600V, 3-Pole Fusible Switch for Industrial Isolation\u003c\/h2\u003e\n\u003cp\u003eThe Westinghouse MC3800WK is built for demanding industrial and commercial environments where reliable on\/off isolation and robust overcurrent protection are non-negotiable. With an 800A rating at 600V and a compact 3-Pole design, this switch handles heavy-duty loads while staying serviceable and straightforward to maintain. It’s specifically suited for motor disconnects, panelboards, and branch circuits where space is at a premium and dependable protection matters.\u003c\/p\u003e \u003ch3\u003eWhy the MC3800WK stands out\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eHigh-capacity performance\u003c\/strong\u003e: 800A current handling at 600V supports large motors and demanding equipment without sacrificing responsiveness in fault events.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eThree-pole configuration\u003c\/strong\u003e: Perfect for 3-phase systems, providing balanced protection across all live conductors.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eIntegrated fusible protection\u003c\/strong\u003e: A compact fusible switch design delivers coordinated isolation and overcurrent protection in a single, space-efficient unit.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eEngineered for maintenance\u003c\/strong\u003e: Designed for straightforward service and quick fuse changes, helping you minimize downtime during routine maintenance or fuse replacement.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVersatile installation footprint\u003c\/strong\u003e: Ideal for motor disconnects in equipment rooms, panelboards feeding large circuits, and branch protection where a compact, reliable switch is required.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003ePractical applications and use cases\u003c\/h3\u003e\n\u003cp\u003eIn manufacturing lines, the MC3800WK provides a decisive disconnect point for heavy motors, enabling safe shutdowns during maintenance or fault conditions. In commercial facilities, it serves as a reliable protection element for critical branch circuits and panelboard feeders, keeping downstream equipment safeguarded. Its compact footprint makes it a strong choice for electrical rooms with tight spacing, where you still need robust isolation and overcurrent protection.\u003c\/p\u003e \u003ch3\u003eHow this improves your electrical design\u003c\/h3\u003e\n\u003cp\u003eBy combining isolation and protection in a single, maintainable unit, the MC3800WK reduces the need for multiple discrete devices. This streamlines wiring, simplifies future expansions, and helps keep electrical rooms organized. It’s a practical pick for engineers and technicians who value dependable performance without sacrificing space or serviceability.\u003c\/p\u003e \u003ch3\u003eWhat you get with Westinghouse MC3800WK\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eReliable on\/off isolation for high-demand environments\u003c\/li\u003e \u003cli\u003eCoordinated overcurrent protection suitable for large motors and heavy loads\u003c\/li\u003e \u003cli\u003eCompact, maintainable design that supports quick fuse changes\u003c\/li\u003e \u003cli\u003eThree-pole (3-Phase) configuration to suit modern industrial power systems\u003c\/li\u003e \u003cli\u003eA durable solution for motor disconnects, panelboards, and branch circuit protection\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eInstallation and maintenance tips\u003c\/h3\u003e\n\u003cp\u003ePlan for correct fuse sizing and wiring per your load requirements and local electrical codes. Keep replacement fuses readily accessible for rapid maintenance, and schedule periodic inspections of connections and enclosure integrity to ensure ongoing reliability. The MC3800WK is designed to be a straightforward, long-lasting component in your protection strategy, enabling safer, more efficient operation of your electrical systems.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Amp-State","offers":[{"title":"Default","offer_id":46390380527778,"sku":"MC3800WK","price":882.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/fusible_disconnect_generic_46cc2a9e-a813-446f-a2ed-190f260f68c7.png?v=1765369691","url":"https:\/\/www.ampstate.com\/products\/westinghouse-mc3800wk-800a-600v-3-pole-switch","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}