{"product_id":"square-d-h363nrb-100a-600v-heavy-duty-safety-switch","title":"Square D H363NRB - 100A, 600V, Heavy-Duty, Safety Switch","description":"\u003cdiv\u003e\n\u003cp\u003eEngineered for relentless service in demanding environments, the Square D H363NRB is a 100A, 600V heavy-duty safety switch designed to deliver dependable isolation and robust overcurrent protection when it matters most. This compact, maintainable fusible switch is purpose-built for equipment rooms, manufacturing floors, and commercial facilities where space is tight but safety can't be compromised.\u003c\/p\u003e \u003ch3\u003eKey capabilities\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003e100A current rating\u003c\/strong\u003e supports motor loads and branch circuits with headroom for startup surges.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003e600V maximum operating voltage\u003c\/strong\u003e to cover typical industrial feeders and power distribution.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eHeavy-Duty duty\u003c\/strong\u003e designed to withstand the rigors of daily switching, vibration, and tough environments.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eCompact, maintainable fusible switch\u003c\/strong\u003e design that simplifies installation, ease of maintenance, and fuse replacement as needed.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVersatile isolation solution\u003c\/strong\u003e ideal for motor disconnects, panelboards, and branch circuit protection in industrial and commercial settings.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWhy this model stands out\u003c\/h3\u003e\n\u003cp\u003eThe H363NRB blends rugged construction with practical maintainability, delivering reliable on\/off isolation and dedicated overcurrent protection in a single, space-efficient package. It’s purpose-built to minimize downtime during maintenance and emergencies while ensuring personnel safety and controlled energy shutdowns in demanding environments.\u003c\/p\u003e \u003ch3\u003eIdeal use cases\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eMotor disconnects for pumps, conveyors, fans, and conveyors in industrial facilities.\u003c\/li\u003e \u003cli\u003ePanelboard isolation points to segment and protect sections of electrical distribution.\u003c\/li\u003e \u003cli\u003eBranch circuit protection where a compact, robust safety switch is required in tight spaces.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWho should consider the Square D H363NRB\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eElectrical maintenance teams in manufacturing plants, processing facilities, and large commercial complexes.\u003c\/li\u003e \u003cli\u003eElectrical contractors sourcing durable, high-visibility safety switches for new builds or retrofits.\u003c\/li\u003e \u003cli\u003eFacility engineers seeking reliable, space-conscious isolation solutions for crowded electrical rooms.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003ePractical installation and care\u003c\/h3\u003e\n\u003cp\u003eInstall per applicable electrical codes and manufacturer guidelines. Verify compatibility with existing enclosures, plan for proper wiring termination, and keep spare fusible components on hand for quick maintenance. Routine checks should confirm clear labeling, secure mounting, and unobstructed access to control handles to maintain safety and performance over the life of the system.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Amp-State","offers":[{"title":"Default","offer_id":46390335537314,"sku":"H363NRB","price":1266.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/fusible_disconnect_generic_8512601b-255a-401e-b4d1-c06d557f17b9.png?v=1765369307","url":"https:\/\/www.ampstate.com\/products\/square-d-h363nrb-100a-600v-heavy-duty-safety-switch","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}