{"product_id":"abb-os400j03-disconnect-switch-3","title":"ABB OS400J03 - 400A, 600V, Fused Disconnect Switch","description":"\u003cdiv\u003e\n\u003ch2\u003eOverview\u003c\/h2\u003e\n\u003cp\u003eIntroducing the ABB OS400J03, a high-performance fused disconnect switch engineered for industrial and commercial environments where safe electrical isolation is non-negotiable. With a robust 400A rating and a 600V capacity, this device provides dependable disconnection under load while supporting rigorous lockout\/tagout procedures. Its fused design delivers reliable protection and long-term durability, reducing downtime and enhancing personnel safety.\u003c\/p\u003e \u003ch2\u003eWhy this matters\u003c\/h2\u003e\n\u003cp\u003eSafe isolation is the foundation of reliable maintenance and fault handling. The OS400J03 is built to perform in demanding real-world conditions, delivering clear, reliable disconnection when you need it most and compatible with standard lockout\/tagout practices to keep technicians protected during servicing.\u003c\/p\u003e \u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003e400A amperage rating\u003c\/strong\u003e suitable for large motors, feeders, and heavy-duty distribution circuits.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003e600V voltage rating\u003c\/strong\u003e to align with common industrial power systems.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eFused disconnect design\u003c\/strong\u003e for overload protection and a definitive open\/isolated state when the circuit is de-energized.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eLockout\/tagout compatibility\u003c\/strong\u003e to ensure safe, compliant maintenance procedures.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eIndustrial-grade construction\u003c\/strong\u003e designed for enduring performance in tough environments.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eBrand:\u003c\/strong\u003e ABB\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eModel:\u003c\/strong\u003e OS400J03\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eProduct Type:\u003c\/strong\u003e Fused Disconnect Switch\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAmperage Rating:\u003c\/strong\u003e 400A\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eVoltage Rating:\u003c\/strong\u003e 600V\u003c\/p\u003e \u003ch2\u003eUse Cases\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eIsolate large motor circuits or feeders during routine maintenance without shutting down entire plant power.\u003c\/li\u003e \u003cli\u003eIntegrate into switchgear or distribution panels that require safe, immediate disconnection under load.\u003c\/li\u003e \u003cli\u003eSupport lockout\/tagout procedures for technicians working on energized equipment.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eWho It’s For\u003c\/h2\u003e\n\u003cp\u003eFacility engineers, electrical contractors, and maintenance teams in manufacturing, processing, facilities management, and commercial settings that demand dependable, code-conscious electrical isolation and quick, safe de-energization.\u003c\/p\u003e \u003ch2\u003eTips for Optimal Use\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003ePair with the appropriate fuse elements and follow local electrical codes and manufacturer recommendations for replacement and maintenance.\u003c\/li\u003e \u003cli\u003eRegularly inspect connections and linkage to ensure unimpeded operation during trips and manual disconnections.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Amp-State","offers":[{"title":"Default Title","offer_id":46383751397538,"sku":"OS400J03","price":4210.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/disconnect_switches_generic_8052f917-9ced-4e3c-9d09-a3e4301b327b.png?v=1765253449","url":"https:\/\/www.ampstate.com\/products\/abb-os400j03-disconnect-switch-3","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}