{"product_id":"square-d-nan-disconnect-switch-33","title":"Square D - 40A, 690V, 3-Pole, Disconnect Switch","description":"\u003cdiv\u003e\n\u003cp\u003eThe Square D 40A, 690V, 3-Pole Disconnect Switch is built for decisive, reliable electrical isolation in demanding industrial and commercial environments. Designed to support proper lockout\/tagout procedures, it provides a clear, safe disconnect under load, helping protect personnel during maintenance and reducing the risk of unexpected energization. Durable by design, this switch is built to withstand the rigors of ongoing daily use in challenging electrical rooms and on factory floors.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage rating:\u003c\/strong\u003e 40 A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage rating:\u003c\/strong\u003e 690 V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePoles:\u003c\/strong\u003e 3-Pole\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eProduct type:\u003c\/strong\u003e Disconnect Switch\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Square D\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eWho it’s for\u003c\/strong\u003e\u003cbr\u003e\nMaintenance teams, electrical contractors, facilities engineers, and plant operators responsible for safe power isolation in motor control centers, service panels, feeders, and other three-phase systems.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eWhy this disconnect stands out\u003c\/strong\u003e\u003cbr\u003e\n- Robust, industrial-grade construction designed for long-term durability in harsh environments. - Precise, dependable disconnection under load, reducing downtime and enabling safe maintenance without compromising performance. - Built to support lockout\/tagout (LOTO) workflows, making compliance effortless and safer for workers performing routine servicing or emergency interventions. - Clear, straightforward operation with three poles ensures full isolation of three-phase circuits, improving arc-flash prevention and system safety during service windows.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003ePractical use cases\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eIsolating three-phase motors and conveyors for maintenance or repair work\u003c\/li\u003e \u003cli\u003eIsolating feeders in electrical rooms and service panels to satisfy LOTO requirements\u003c\/li\u003e \u003cli\u003eEmergency shutdown circuits and process isolation in industrial facilities\u003c\/li\u003e \u003cli\u003eTemporary or permanent disconnection points in commercial electrical installations\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eWhat to know when planning installation\u003c\/strong\u003e\u003cbr\u003e\nThis disconnect switch is suitable for integration into standard industrial electrical layouts where 3-pole isolation is required. It supports safe operation in environments where quick, reliable de-energization is essential for protecting personnel and equipment. For best results, pair with proper enclosure ratings and a compliant lockout\/tagout procedure to maximize safety and uptime.\u003c\/p\u003e \u003cp\u003eChoose the Square D 40A, 690V, 3-Pole Disconnect Switch for a trusted, purpose-built solution that delivers enduring performance, straightforward operation, and reinforced safety for everyday industrial and commercial electrical isolation needs.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Amp-State","offers":[{"title":"Default Title","offer_id":46383736291490,"sku":null,"price":610.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/square-d-40a-690v-3-pole-disconnect-switch-399.webp?v=1788824646","url":"https:\/\/www.ampstate.com\/products\/square-d-nan-disconnect-switch-33","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}