{"product_id":"a50p300-300a-500v-switch","title":"A50P300 - 300A, 500V, Switch","description":"\u003cdiv\u003e\n\u003cp\u003eIntroducing the A50P300 — a purpose-built 300A, 500V fusible switch designed to deliver reliable on\/off isolation and deliberate overcurrent protection in tough industrial and commercial environments.\u003c\/p\u003e \u003cp\u003eWith a compact footprint and a design engineered for serviceability, this switch fits seamlessly into panelboards and motor control centers where space is at a premium but protection can't be compromised.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eModel and rating\u003c\/strong\u003e: A50P300, 300A continuous current at up to 500V.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eProtection\u003c\/strong\u003e: Integrated fusible switching provides immediate overcurrent protection and a clear open\/closed state for safe maintenance.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eIsolation\u003c\/strong\u003e: Robust on\/off isolation to safely disconnect loads during servicing or fault conditions.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eApplication versatility\u003c\/strong\u003e: Ideal for motor disconnects, panelboards, and branch circuit protection in both new installations and retrofits.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMaintenance-friendly design\u003c\/strong\u003e: Field-replaceable components and straightforward wiring simplify inspection and servicing.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eReliability in demanding environments\u003c\/strong\u003e: Built to withstand the rigors of industrial and commercial settings where uptime matters.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eWhy choose the A50P300 over generic switches? It’s purpose-built for high-current, medium-voltage applications, delivering precise protection and fast, predictable responses when faults occur — all in a compact form factor that reduces panel depth and wiring complexity.\u003c\/p\u003e \u003cp\u003eUse cases include controlling and protecting heavy-load motors on conveyors, pumps, and fans; feeding critical branch circuits in control panels; and serving as the primary isolation point in electrical distribution where quick service and clear fault indication are essential.\u003c\/p\u003e \u003cp\u003eTip for installers: coordinate fuse type and carrier with existing panel requirements, verify mounting clearances, and plan for simple field maintenance with spare carriers on hand to minimize downtime during fuse replacements.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Amp-State","offers":[{"title":"Default","offer_id":46390388883618,"sku":"A50P300","price":359.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/fusible_disconnect_generic_a7ed5b1b-5a19-4b5c-822f-48479cf409a3.png?v=1765369994","url":"https:\/\/www.ampstate.com\/products\/a50p300-300a-500v-switch","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}