{"product_id":"square-d-h321nrb-disconnect-switch-4","title":"Square D H321NRB - 30A, 240V, Safety Switch","description":"\u003cdiv\u003e\n\u003cp\u003eIntroducing the \u003cstrong\u003eSquare D H321NRB\u003c\/strong\u003e – a rugged 30A, 240V Safety Switch engineered for dependable electrical isolation in demanding industrial and commercial environments. This is the disconnect you want when safety, reliability, and long-term durability matter most.\u003c\/p\u003e \u003cp\u003eDesigned to support proper lockout\/tagout (LOTO) procedures, the H321NRB delivers controlled, dependable disconnection under load. That means maintenance teams can service equipment with confidence, knowing the circuit is safely isolated and energized risks are minimized. The enclosure features \u003cstrong\u003eNEMA 3R\u003c\/strong\u003e protection, making it suitable for outdoor installations and exposed locations where weather or moisture might otherwise pose a challenge.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\u003cstrongamperage\u003e 30A at 240V for reliable isolation of mid-sized loads\u003c\/strongamperage\u003e\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eEnclosure:\u003c\/strong\u003e NEMA 3R rated, offering outdoor-ready ruggedness and weather resistance\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePurpose:\u003c\/strong\u003e Safety switch designed for safe isolation and disconnection under load\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eLOTO Compatibility:\u003c\/strong\u003e built to integrate with lockout\/tagout procedures for compliant maintenance\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eDurability:\u003c\/strong\u003e robust construction built for long-term service in demanding environments\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eIdeal for facilities managers, electricians, and maintenance teams, this switch is a smart choice for motor control centers, outdoor pumps, HVAC equipment, conveyors, and other electrically powered machinery that requires a reliable, clearly identified disconnection point. The \u003cstrong\u003eSquare D H321NRB\u003c\/strong\u003e emphasizes safety and precision, helping reduce energy risks during servicing and ensuring equipment can be shut down cleanly and safely when needed.\u003c\/p\u003e \u003cp\u003eWhy choose Square D? A trusted name in industrial electrical solutions, Square D safety switches are designed to withstand daily wear and tear while delivering predictable performance. The H321NRB combines straightforward installation with uncompromising safety, helping you maintain uptime without compromising worker protection.\u003c\/p\u003e \u003cp\u003ePractical tips to maximize performance:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003ePair with compatible lockout devices and tags to reinforce LOTO effectiveness\u003c\/li\u003e \u003cli\u003eSchedule disconnections during planned maintenance windows to minimize downtime\u003c\/li\u003e \u003cli\u003eEnsure wiring and conductors are sized for 240V, 30A loads to maintain optimal performance\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Amp-State","offers":[{"title":"Default Title","offer_id":46383709880482,"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-safety-switch-607.webp?v=1788820639","url":"https:\/\/www.ampstate.com\/products\/square-d-h321nrb-disconnect-switch-4","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}