{"product_id":"square-d-sd4210g-fusible-bus-plug","title":"Square D | SD4210G | Fusible Bus Plug | 100A | 240V","description":"\u003cdiv\u003e\n\u003cp\u003eMeet the Square D SD4210G Fusible Bus Plug—a purpose-built, plug-in protection solution engineered for quick maintenance, seamless retrofit, and reliable replacement in compatible Square D panels. With a precise 100A current rating and 240V operating voltage, this bus plug is designed to restore or upgrade protection without major panel rewiring.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage:\u003c\/strong\u003e 100A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage:\u003c\/strong\u003e 240V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Fusible bus plug\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart reference:\u003c\/strong\u003e SD4210G\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eWhy this matters in real-world use: when a panel needs fast, dependable protection during maintenance or upgrades, the SD4210G delivers a straightforward, compatible solution that minimizes downtime. Its fusible design provides a clear, replaceable protection path, helping you maintain safe operation without extensive rewiring or custom components.\u003c\/p\u003e \u003cp\u003eFit and compatibility notes: confirm fit and ratings before ordering. The SD4210G part number is your best reference to ensure compatibility with your Square D panel or bus assembly. If your project requires matching the 240V and 100A specifications, this fusible bus plug is designed to meet those exact ratings.\u003c\/p\u003e \u003cp\u003eIdeal use scenarios:\n\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eMaintenance outages where a quick, reliable fusible connection is needed\u003c\/li\u003e \u003cli\u003eRetrofits to upgrade protection in existing Square D configurations\u003c\/li\u003e \u003cli\u003eReplacement components to reduce downtime and keep systems online\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003ePractical guidance for professionals: always verify that the panel design supports a fusible bus plug of 240V and 100A, and follow safe electrical practices when installing or replacing components. The SD4210G is purpose-built for square-dedicated systems, offering a dependable solution when you need to restore protection quickly and with confidence.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Square D","offers":[{"title":"Default Title","offer_id":46425719963810,"sku":"SD4210G","price":310.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/master_generic_a085eff1-75dd-47ee-b131-4c8df8f0489b.png?v=1765492976","url":"https:\/\/www.ampstate.com\/products\/square-d-sd4210g-fusible-bus-plug","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}