{"product_id":"square-d-d223n-100a-2p-240v-safety-switch","title":"Square D D223N 100A 2P 240V Safety Switch, NEMA 1, Fusible | AmpState","description":"\u003cdiv\u003e\n\u003cp\u003eThe Square D D223N 100A 2P 240V Safety Switch is engineered for reliable equipment disconnect and precise isolation at the point of use. With a 2-pole design delivering 100 amps at 240 volts, this fusible switch provides targeted protection and a clear, immediate path to shut down power during maintenance or retrofit work.\u003c\/p\u003e \u003cp\u003eDesigned to stay consistent across service intervals, the D223N is a dependable choice when part numbers must remain stable. This makes it particularly valuable for retrofit projects, long-term maintenance planning, and scenarios where replacement parts need to fit into an established electrical layout without reengineering the enclosure or wiring diagrams.\u003c\/p\u003e \u003ch3\u003eKey benefits\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eClear point-of-use disconnection:\u003c\/strong\u003e Safe, immediate isolation for servicing equipment or performing electrical maintenance.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eFusible protection:\u003c\/strong\u003e Field-selectable fuse protection to match the load requirements and coordination with upstream protection.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eCompact 2-pole design:\u003c\/strong\u003e Efficiently interrupts both hot lines in a 240V circuit while keeping wiring simple and accessible.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eNEMA 1 enclosure:\u003c\/strong\u003e Indoor-rated housing designed to protect the switch and wiring in typical non-hazardous environments.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eParticular fit for retrofit:\u003c\/strong\u003e Keeps your existing part number strategy intact, reducing documentation and installation adjustments.\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 D223N\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Safety Switch (fusible)\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage:\u003c\/strong\u003e 100 A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePoles:\u003c\/strong\u003e 2\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage:\u003c\/strong\u003e 240 V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eEnclosure:\u003c\/strong\u003e NEMA 1\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eAvailability note: AmpState carries the D223N, with support to verify fit and compatibility for your specific installation. If you’re unsure whether this exact part matches your equipment, send a message and we’ll help confirm the correct fit and any necessary accessories.\u003c\/p\u003e \u003ch3\u003eIdeal use cases\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eMaintenance shutdowns for motors, conveyors, or control cabinets that require a reliable, code-compliant disconnect.\u003c\/li\u003e \u003cli\u003eRetrofit projects where you must maintain the same part number for interchangeability and documentation consistency.\u003c\/li\u003e \u003cli\u003eIndoor electrical installations that benefit from a straightforward, fusible safety switch with two poles in a compact enclosure.\u003c\/li\u003e \u003cli\u003ePlans that prioritize localized isolation at the point of use to simplify sequencing and lockout\/tagout procedures.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003ePractical tips for installation and care\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003ePair the D223N with compatible fusible links sized for the load to ensure coordinated protection.\u003c\/li\u003e \u003cli\u003eDouble-check mounting to meet the enclosure’s NEMA 1 requirements and maintain clear access for safe operation.\u003c\/li\u003e \u003cli\u003eDuring maintenance, verify the fuses are in good condition and replace only with the same current rating and type to preserve protection coordination.\u003c\/li\u003e \u003cli\u003eKeep the part number consistent in your maintenance logs to simplify future replacements and service planning.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eIn short, the Square D D223N 100A 2P 240V Safety Switch is a purpose-built solution for dependable, point-of-use isolation. Its fusible design, 2-pole, 240V capability, and NEMA 1 enclosure make it a practical choice for retrofit projects, routine maintenance, and installations where staying with a known part number matters. If you need help confirming compatibility or arranging purchase through AmpState, reach out—we’re ready to assist with accurate fit and delivery timelines.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"AmpState","offers":[{"title":"Default Title","offer_id":46410862657698,"sku":"D223N","price":1167.0,"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-d223n-100a-2p-240v-safety-switch","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}