{"product_id":"square-d-h323nrb-100a-3p-240v-safety-switch","title":"Square D H323NRB 100A 3P 240V Safety Switch, NEMA 3R, Fusible | AmpState","description":"\u003cdiv\u003e\n\u003cp\u003eMeet the Square D H323NRB 100A 3P 240V Safety Switch — a rugged, fusible disconnect designed for reliable equipment isolation at the point of use. With its NEMA 3R enclosure, this switch delivers steadfast protection against outdoor weather, dust, and moisture while providing precise overcurrent protection tailored to your 3‑phase loads.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eElectrical rating:\u003c\/strong\u003e 100 A, 3‑pole, 240 V — built to handle standard industrial motor and equipment circuits.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eEnclosure:\u003c\/strong\u003e NEMA 3R weatherproof housing suitable for outdoor or harsh indoor environments, keeping your disconnect protected from rain, ice, and debris.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eFusible configuration:\u003c\/strong\u003e Fusible design that accepts field-appropriate fuses to safeguard downstream equipment and wiring. This means you’ll need to select the correct fuse type and rating for your specific application.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePoint-of-use isolation:\u003c\/strong\u003e A reliable disconnect at the equipment level, simplifying maintenance, emergency shutdowns, and safe servicing without pulling power upstream.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eReplacement \u0026amp; BOM alignment:\u003c\/strong\u003e Ideal for replacement projects and stocking spares when you need to keep your bill of materials aligned with the original part number.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eBrand \u0026amp; support:\u003c\/strong\u003e Authentic Square D quality, available from AmpState with assistance to confirm fit and compatibility for your system.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eThis safety switch is purpose-built for those who need dependable, code-compliant isolation for outdoor motors, pumps, conveyors, HVAC units, and other three‑phase equipment. The NEMA 3R rating means you won’t compromise reliability in wet or exposed environments, while the 100 A capacity covers a wide range of industrial and commercial loads.\u003c\/p\u003e \u003ch3\u003eWhy this safety switch stands out\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eConcrete, field‑tested protection:\u003c\/strong\u003e The fusible configuration lets you tailor protection to your load’s inrush and continuous operating current, reducing nuisance trips while safeguarding conductors and motors.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOperational reliability at the point of use:\u003c\/strong\u003e With a dedicated disconnect, maintenance teams can safely isolate equipment without disrupting other circuits or upstream feeders.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eEasy BOM management:\u003c\/strong\u003e Using the H323NRB helps keep spares and replacements consistent with the original design, minimizing compatibility surprises during maintenance or upgrades.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eIdeal for professionals who value durability, clarity, and straightforward maintenance, this Square D safety switch provides a practical, code-compliant solution for outdoor-ready protection. If you’re unsure about compatibility, AmpState offers support to help confirm fit based on your existing panel, motor starter, or control wiring arrangements.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"AmpState","offers":[{"title":"Default Title","offer_id":46411002282146,"sku":"H323NRB","price":2779.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/square-d-h323nrb-100a-3p-240v-safety-switch-nema-3r-fusible-787.webp?v=1789002121","url":"https:\/\/www.ampstate.com\/products\/square-d-h323nrb-100a-3p-240v-safety-switch","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}