{"product_id":"nan-pt333-disconnect-switch","title":"PT333 - 100A, 277V, 3-Pole, Disconnect Switch","description":"\u003cdiv\u003e\n\u003cp\u003eMeet the PT333, a purpose-built Disconnect Switch engineered for safe, reliable electrical isolation in demanding industrial and commercial environments. With a 100A amperage rating, a 277V voltage rating, and a true 3-Pole configuration, this switch ensures all live conductors are isolated with a single, decisive action. Its design supports proper lockout\/tagout procedures and delivers dependable disconnection under load, making it a trusted partner for ongoing facility safety and uptime.\u003c\/p\u003e \u003ch3\u003eWhy PT333 stands out\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eFull-pole isolation\u003c\/strong\u003e: The 3-Pole design guarantees simultaneous disconnection of all hot legs, reducing arc-flash risk and preventing partial energization during maintenance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLockout\/Tagout readiness\u003c\/strong\u003e: Built to integrate with standard lockout devices, enabling compliant, verifiable safety procedures.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUnder-load reliability\u003c\/strong\u003e: Engineered to break the circuit cleanly even when equipment is energized, minimizing risk during service or reset.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIndustrial durability\u003c\/strong\u003e: Robust construction for daily operation in busy facilities, with reduced wear and long service life.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch4\u003eKey specifications\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eAmperage rating:\u003c\/strong\u003e 100A\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVoltage rating:\u003c\/strong\u003e 277V\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePoles:\u003c\/strong\u003e 3-Pole\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct type:\u003c\/strong\u003e Disconnect Switch\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eModel:\u003c\/strong\u003e PT333\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch4\u003eIdeal use cases\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eElectrical rooms and service panels requiring a clear, physical isolation point\u003c\/li\u003e\n\u003cli\u003eMaintenance shutoffs for motors, conveyors, pumps, and HVAC equipment\u003c\/li\u003e\n\u003cli\u003eOEM equipment where a dedicated, compliant disconnect is part of the control scheme\u003c\/li\u003e\n\u003cli\u003eAny facility implementing robust lockout\/tagout and safe startup\/shutdown procedures\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eHow the PT333 delivers real value\u003c\/strong\u003e: By providing a reliable, easy-to-operate single-action disconnect, it simplifies safety compliance and reduces the chances of accidental energization during maintenance. Compared to simpler or partial disconnects, the PT333 ensures that all conductors are safely isolated, giving technicians a clear and verifiable safety boundary before work begins. It’s not just a switch—it’s a core piece of your safety-first electrical infrastructure.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003ePractical guidance\u003c\/strong\u003e: Install the PT333 in appropriate industrial or commercial applications where 100A at 277V is suitable. Pair with lockout\/tagout devices and ensure accessibility for authorized personnel. Regularly inspect mounting and terminals as part of your preventive maintenance to sustain long-term performance.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Amp-State","offers":[{"title":"Default Title","offer_id":46383722430626,"sku":"PT333","price":710.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/pt333-100a-277v-3-pole-disconnect-switch-978.webp?v=1788822481","url":"https:\/\/www.ampstate.com\/products\/nan-pt333-disconnect-switch","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}