{"product_id":"nan-4-mar-disconnect-switch-8","title":"3\/4 - Disconnect Switch","description":"\u003cdiv\u003e\n\u003cp\u003eThe 3\/4 Disconnect Switch, model 4-Mar, is purpose-built for demanding industrial and commercial electrical systems where safe isolation and reliable performance are non-negotiable. This compact disconnect switch delivers dependable disconnection under load while seamlessly supporting lockout\/tagout (LOTO) procedures to keep maintenance teams safe during service windows.\u003c\/p\u003e \u003ch3\u003eWhy this disconnect switch stands out\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eSafe, compliant isolation\u003c\/strong\u003e: engineered to provide clear electrical separation when open, helping prevent accidental re-energization during maintenance.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eLockout\/tagout readiness\u003c\/strong\u003e: built with practical attachment points for standard padlocks and tags, making it easier to implement regulatory safety protocols on site.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eReliable under load\u003c\/strong\u003e: designed to maintain a confident, stable disconnection even when circuits are energized, minimizing downtime during servicing.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eRugged durability\u003c\/strong\u003e: robust construction tailored for harsh industrial environments, delivering long-term performance in everyday use.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eEasy integration\u003c\/strong\u003e: compatible with common enclosures and mounting arrangements found in both new builds and retrofit projects.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eLow maintenance footprint\u003c\/strong\u003e: dependable design reduces the frequency of adjustments and replacements, keeping systems online longer between outages.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eIdeal use cases\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eManufacturing floors and process lines where quick, safe isolation is essential during maintenance or repairs\u003c\/li\u003e \u003cli\u003eDistribution panels, switchgear housings, and service disconnects in industrial facilities\u003c\/li\u003e \u003cli\u003eCommercial buildings' electrical rooms and critical infrastructure where safety and reliability matter\u003c\/li\u003e \u003cli\u003eShutdown and commissioning activities that require verifiable, lockable isolation to protect technicians\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003ePractical guidance and best practices\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003ePair the 3\/4 Disconnect Switch with standard lockout\/tagout procedures to create clearly guarded maintenance windows and reduce non-start risks.\u003c\/li\u003e \u003cli\u003eSchedule routine inspections to verify the switch’s mechanical action and ensure contacts move freely, preserving dependable disconnection.\u003c\/li\u003e \u003cli\u003eUse in conjunction with clear labeling on enclosures and near the switch to communicate its status and the required safety steps during servicing.\u003c\/li\u003e \u003cli\u003eConsider a modular mounting plan that allows easy replacement or upgrading as system requirements evolve.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eWhether you’re outfitting a new facility or upgrading aging safety controls, the 3\/4 Disconnect Switch (4-Mar) delivers precise, reliable isolation with practical LOTO compatibility. It’s the thoughtful choice for engineers and maintenance teams who demand safety, resilience, and straightforward integration in demanding electrical environments.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"AmpState","offers":[{"title":"Default Title","offer_id":46383628320930,"sku":"4-Mar","price":790.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/disconnect_switches_generic_dbea3195-72b0-42be-8f85-24e76e44aa04.png?v=1765251292","url":"https:\/\/www.ampstate.com\/products\/nan-4-mar-disconnect-switch-8","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}