{"product_id":"square-d-h321nrb-disconnect-switch-6","title":"Square D H321NRB - 30A, 240V, 3-Pole, Fused Disconnect Switch","description":"\u003cdiv\u003e\n\u003cp\u003eWhen dependable electrical isolation is non-negotiable, the Square D H321NRB 30A, 240V, 3-Pole Fused Disconnect Switch delivers clean, controlled shutdowns exactly where you need them. Built for industrial and commercial environments, this switch combines robust fused protection with a rugged 3-Pole design to keep your equipment and personnel safe during maintenance and emergencies.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eKey advantages that set the H321NRB apart\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eThree-pole, 240V design\u003c\/strong\u003e ensures reliable isolation for three-phase systems, simplifying integration with existing equipment and controllers.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003e30A amperage rating\u003c\/strong\u003e provides precise overcurrent protection while supporting a wide range of motors, pumps, conveyors, and other industrial loads.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eFused disconnect\u003c\/strong\u003e delivers dependable disconnection under load, reducing arc exposure and helping protect downstream circuitry during fault conditions.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eNEMA 3R enclosure\u003c\/strong\u003e equips the unit for outdoor and harsh environments, delivering weather resistance and durable performance in real-world sites.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eLockout\/Tagout compatibility\u003c\/strong\u003e supports safe maintenance procedures, helping meet stringent safety protocols and minimize downtime.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eLong-term durability\u003c\/strong\u003e engineered for heavy use in demanding industrial settings, providing consistent performance over time.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003ePerfect applications\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eOutdoor or indoor equipment areas where reliable isolation is critical—think motors, HVAC systems, conveyors, and process machinery.\u003c\/li\u003e \u003cli\u003eMaintenance and servicing environments requiring strict lockout\/tagout to prevent accidental re-energization.\u003c\/li\u003e \u003cli\u003eIndustrial facilities and commercial sites that need a sturdy, weather-resistant disconnect with per-phase protection.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eWhat you get with the Square D H321NRB\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eA high-performance fused disconnect switch designed for dependable, orderly shutdowns\u003c\/li\u003e \u003cli\u003eClear, immediate isolation of three-phase circuits at 240V\u003c\/li\u003e \u003cli\u003eRugged construction that stands up to daily use and outdoor exposure\u003c\/li\u003e \u003cli\u003eSeamless compatibility with safety practices that rely on lockout\/tagout procedures\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eInvest in the Square D H321NRB to enhance equipment safety, reduce downtime during maintenance, and ensure reliable disconnection when it matters most. Ideal for facilities that demand durable, efficient, and compliant electrical isolation in demanding environments.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Amp-State","offers":[{"title":"Default Title","offer_id":46383751921826,"sku":"H321NRB","price":510.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/square-d-h321nrb-30a-240v-3-pole-fused-disconnect-switch-697.webp?v=1788827527","url":"https:\/\/www.ampstate.com\/products\/square-d-h321nrb-disconnect-switch-6","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}