{"product_id":"square-d-h363rb-100a-3p-600v-safety-switch","title":"Square D H363RB 100A 3P 600V Safety Switch, NEMA 1, Fusible | AmpState","description":"\u003cdiv\u003e\n\u003cp\u003eThe Square D H363RB 100A 3P 600V Safety Switch is engineered to deliver reliable equipment disconnect and isolation at the point of use. With a NEMA 1 enclosure and a fusible design, it stands up to indoor control environments while providing straightforward maintenance and clear, actionable safety benefits for your electrical system.\u003c\/p\u003e \u003cp\u003eWhy this matters for real-world projects\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003ePart-number consistency\u003c\/strong\u003e: Ideal for retrofit work and maintenance planning where the exact H363RB part needs to stay the same across panels and machines.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eThree‑phase protection\u003c\/strong\u003e: 3 poles handle three‑phase motors and equipment with a single, accessible disconnect.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003e600 V rating\u003c\/strong\u003e: Supports common industrial distributions, giving you a robust, scalable solution for growing systems.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eFusible design\u003c\/strong\u003e: Provides reliable overcurrent protection with a straightforward fuse-replacement workflow to minimize downtime.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eIndoor safety, easy servicing\u003c\/strong\u003e: NEMA 1 enclosure protects the switch in standard indoor environments while keeping maintenance access straightforward.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eKey specifications at a glance: \u003cstrong\u003e100 A\u003c\/strong\u003e, \u003cstrong\u003e3P\u003c\/strong\u003e, \u003cstrong\u003e600 V\u003c\/strong\u003e, \u003cstrong\u003eNEMA 1\u003c\/strong\u003e, \u003cstrong\u003eFusible\u003c\/strong\u003e, Square D.\u003c\/p\u003e \u003cp\u003eUse cases and practical applications\u003c\/p\u003e \u003cul\u003e \u003cli\u003eRetrofit projects where the H363RB is the exact replacement part you rely on, ensuring seamless compatibility with existing wiring and control circuits.\u003c\/li\u003e \u003cli\u003eRoutine maintenance tasks that require a safe, clearly identifiable disconnect without reconfiguring control panels.\u003c\/li\u003e \u003cli\u003eNew indoor installations in environments where a robust, fuse-protected safety switch is preferred for motor control centers and equipment disconnect points.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eHow AmpState supports you\u003c\/p\u003e \u003cp\u003eAmpState offers the H363RB in stock, with expert help to confirm fit. Need to match a part number or verify compatibility? Message us and we’ll help you confirm fit quickly so you can plan maintenance windows with confidence.\u003c\/p\u003e \u003cp\u003eIn short, the Square D H363RB 100A 3P 600V Safety Switch is a purpose-built solution for reliable, maintainable, and standards-aligned equipment isolation. It’s not just a switch—it's a strategic piece of your electrical infrastructure that keeps lines up and work crews safe.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"AmpState","offers":[{"title":"Default Title","offer_id":46410877042850,"sku":"H363RB","price":3225.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/master_generic_83963f7f-600e-419f-90c6-e7677089642b.png?v=1765492973","url":"https:\/\/www.ampstate.com\/products\/square-d-h363rb-100a-3p-600v-safety-switch","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}