{"product_id":"square-d-hu363-100a-3p-600v-safety-switch","title":"Square D HU363 100A 3P 600V Safety Switch, NEMA 1, Fusible, Non-Fusible | AmpState","description":"\u003cdiv\u003e\n\u003cp\u003eThe Square D HU363 100A 3P 600V Safety Switch is a dependable point-of-use disconnect built to simplify equipment isolation, maintenance, and retrofit projects. Available in NEMA 1 enclosures with both fusible and non-fusible configurations, this switch offers flexible protection without sacrificing reliability or service life.\u003c\/p\u003e \u003ch3\u003eKey advantages\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eThree-pole, 100 A, 600 V\u003c\/strong\u003e performance for robust, single-location isolation of demanding machines and circuits.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eNEMA 1 enclosure\u003c\/strong\u003e ideal for indoor control panels, electrical rooms, and assembly lines where cleanliness and protection from accidental contact matter.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eFusible or non-fusible configuration\u003c\/strong\u003e lets you tailor protection to your system design and safety philosophy—keep existing hardware footprints while upgrading protection strategy.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart-number consistency\u003c\/strong\u003e simplifies retrofits and maintenance planning, so you can stock and replace with confidence across sites.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eReliable Square D heritage\u003c\/strong\u003e with proven durability, straightforward wiring, and a design that supports quick service and long-term reliability.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eIdeal use cases\u003c\/h3\u003e\n\u003cp\u003eUse the HU363 as the primary equipment disconnect at the point of use—perfect for retrofits where keeping a consistent part number matters or for planned maintenance windows where fast, safe isolation is essential. It’s well-suited for motor loads on packaging lines, conveyors, presses, and other industrial machinery where a clean, dependable shutdown is required before service or repair.\u003c\/p\u003e \u003ch3\u003eWhat makes this model stand out\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eDual-path protection\u003c\/strong\u003e supports both fusible and non-fusible configurations, enabling you to align electrical protection with your safety and maintenance practices without swapping hardware.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eEase of integration\u003c\/strong\u003e with standard control wiring and mounting footprints reduces installation time and minimizes the risk of wiring errors during upgrades.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eTargeted reliability\u003c\/strong\u003e designed for consistent operation in everyday industrial environments, delivering dependable isolation when you need it most.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eSpecifications at a glance\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eManufacturer\u003c\/strong\u003e: Square D\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart Number\u003c\/strong\u003e: HU363\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eProduct Type\u003c\/strong\u003e: Safety Switch\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage\u003c\/strong\u003e: 100 A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePoles\u003c\/strong\u003e: 3\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage\u003c\/strong\u003e: 600 V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eEnclosure\u003c\/strong\u003e: NEMA 1\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eConfiguration\u003c\/strong\u003e: Fusible or Non-Fusible\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eAvailability and support: AmpState offers this model and can assist with part-number compatibility checks. If you’re unsure whether HU363 fits a specific panel or application, feel free to reach out—we’re happy to help confirm fit and guide you to the right configuration for your setup.\u003c\/p\u003e \u003ch3\u003ePractical tips for installers and buyers\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eBefore purchase, verify your system’s interrupting capacity requirements to ensure the HU363’s protection aligns with safety standards for your equipment.\u003c\/li\u003e \u003cli\u003eFor retrofits, ordering by part number helps preserve mounting and terminal layouts, reducing rewiring and enclosure modifications.\u003c\/li\u003e \u003cli\u003ePlan for lockout\/tagout compatibility and confirm the enclosure space allows easy access to the switch handle during maintenance.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"AmpState","offers":[{"title":"Default Title","offer_id":46410847191202,"sku":"HU363","price":1536.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/square-d-hu363-100a-3p-600v-safety-switch-nema-1-fusible-non-684.webp?v=1788975803","url":"https:\/\/www.ampstate.com\/products\/square-d-hu363-100a-3p-600v-safety-switch","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}