{"product_id":"square-d-d323n-100a-3p-240v-safety-switch","title":"Square D D323N 100A 3P 240V Safety Switch, NEMA 1, Fusible | AmpState","description":"\u003cdiv\u003e\n\u003cp\u003eThe Square D D323N 100A 3P 240V Safety Switch delivers dependable equipment disconnect and isolation right at the point of use. Built with a NEMA 1 enclosure and a fusible design, this switch provides rapid overcurrent protection while keeping your control system and wiring neatly protected and accessible for service.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eManufacturer:\u003c\/strong\u003e Square D\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e D323N\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 240V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eEnclosure:\u003c\/strong\u003e NEMA 1\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eFusible:\u003c\/strong\u003e Yes\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eAvailability:\u003c\/strong\u003e AmpState\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eWhy this matters for your operation\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eExact BOM compatibility:\u003c\/strong\u003e The D323N is the original Square D part number, making it ideal for replacement projects and for stocking spares that keep your bill of materials aligned with the original equipment.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eReliable point-of-use disconnect:\u003c\/strong\u003e Use this switch to safely isolate equipment for maintenance or service without disturbing other circuits.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eFusible protection:\u003c\/strong\u003e The fusible configuration provides prompt overcurrent protection, helping to guard downstream components and reduce the risk of electrical faults cascading through your system.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eThree-pole, 240V performance:\u003c\/strong\u003e Designed for mid-size industrial loads, supporting balanced switching across three phases with a single, consolidated disconnect device.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eWho benefits most\u003c\/p\u003e \u003cul\u003e \u003cli\u003eMaintenance teams performing scheduled outages or emergency repairs where a dependable, original-part disconnect is essential\u003c\/li\u003e \u003cli\u003eElectrical contractors and installers needing a readily available, OEM-aligned replacement part\u003c\/li\u003e \u003cli\u003eFacilities managers and OEMs aiming to preserve BOM integrity and minimize compatibility questions during upgrades\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003ePractical considerations and tips\u003c\/p\u003e \u003cul\u003e \u003cli\u003eWhen replacing, confirm the exact D323N fit to ensure seamless integration with your existing wiring, fusing, and control circuits.\u003c\/li\u003e \u003cli\u003eKeep spare D323N switches on hand to reduce downtime during maintenance or rapid equipment service cycles.\u003c\/li\u003e \u003cli\u003eSince it is fusible, plan for the appropriate fuse configuration and follow your facility’s electrical safety practices during installation and testing.\u003c\/li\u003e \u003cli\u003eAmpState offers assistance to verify compatibility and fit for your specific application—just reach out if you need a quick confirmation.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eTap into trusted Square D reliability with the D323N—the precise, ready-to-install safety switch that keeps your equipment safe, accessible for service, and aligned with your original design specifications.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"AmpState","offers":[{"title":"Default Title","offer_id":46410868785314,"sku":"D323N","price":1438.0,"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-d323n-100a-3p-240v-safety-switch","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}