{"product_id":"nan-4105h311h-disconnect-switch","title":"4105H311H - 30A, 3-Pole, Disconnect Switch","description":"\u003cdiv\u003eThe 4105H311H is a high-performance Disconnect Switch built for industrial and commercial settings where safe, verifiable electrical isolation is non-negotiable. With a 30A rating and a true 3-pole configuration, this switch delivers dependable disconnection under load, supporting clean lockout\/tagout procedures and long-term reliability in demanding environments. \u003ch3\u003eKey specifications at a glance\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage Rating:\u003c\/strong\u003e 30A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePoles:\u003c\/strong\u003e 3-Pole\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eProduct Type:\u003c\/strong\u003e Disconnect Switch\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eModel:\u003c\/strong\u003e 4105H311H\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWhy this disconnect switch matters\u003c\/h3\u003e\n\u003cp\u003eIn facilities where maintenance and safety depend on verified isolation, the 4105H311H stands out for its robust capability to interrupt power under load without compromising operator safety. The three-pole design ensures true three-phase isolation, reducing the risk of arc faults or partial energization during equipment servicing. Built to endure the rigors of industrial use, it combines a rugged housing with reliable contacts to maintain performance over time.\u003c\/p\u003e \u003ch3\u003eIdeal use cases\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eMotor control circuits on production lines where safe stop and restart are essential\u003c\/li\u003e \u003cli\u003eService disconnects for HVAC, conveyors, and pumps in commercial facilities\u003c\/li\u003e \u003cli\u003eElectrical isolation points in panels, switchgear, and feeder setups\u003c\/li\u003e \u003cli\u003eMaintenance and testing scenarios that require compliant lockout\/tagout procedures\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003ePractical benefits and differentiators\u003c\/h3\u003e\n\u003cp\u003eUnlike generic disconnects, the 4105H311H is purpose-built for environments that demand reliable isolation with straightforward safety procedures. Its 3-pole configuration provides consistent phase separation, while the 30A rating aligns with common electrical feeders and motor circuits. The design supports proper lockout\/tagout workflows, helping teams perform maintenance with confidence and minimizing downtime caused by uncertain isolation.\u003c\/p\u003e \u003ch3\u003eSafety, maintenance, and best practices\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eUse in accordance with established lockout\/tagout protocols to ensure a verifiable energy isolation point.\u003c\/li\u003e \u003cli\u003eInspect the discharge path and contacts regularly for signs of wear or corrosion to sustain long-term durability.\u003c\/li\u003e \u003cli\u003eCoordinate with your electrical control system to ensure the switch aligns with your three-phase wiring and protection schemes.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eChoose the 4105H311H when you need a dedicated, durable 3-pole disconnect switch that delivers reliable under-load disconnection, supports safe lockout\/tagout, and stands up to the demands of busy industrial and commercial environments.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Amp-State","offers":[{"title":"Default Title","offer_id":46383732031650,"sku":"4105H311H","price":310.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/4105h311h-30a-3-pole-disconnect-switch-568.webp?v=1788823924","url":"https:\/\/www.ampstate.com\/products\/nan-4105h311h-disconnect-switch","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}