{"product_id":"siemens-hf221nr-30a-heavy-duty-safety-switch","title":"Siemens HF221NR - 30A, Heavy-Duty, Safety Switch","description":"\u003cdiv\u003e\n\u003cp\u003e\u003cstrong\u003eSiemens HF221NR 30A Heavy-Duty Safety Switch\u003c\/strong\u003e is engineered to provide reliable on\/off isolation and robust overcurrent protection in demanding industrial and commercial environments. This model combines a compact footprint with a maintainable fusible switch design, making it a practical choice where space is at a premium and serviceability matters.\u003c\/p\u003e \u003cp\u003eKey benefits and capabilities:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e30 Ampere capacity\u003c\/strong\u003e supports motor disconnects and branch circuits without compromising safety or performance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeavy-duty construction\u003c\/strong\u003e stands up to frequent switching, electrical noise, and challenging installation sites.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompact, maintainable fusible switch\u003c\/strong\u003e designed for straightforward maintenance, easy fuse changes, and minimal downtime.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFlexible applications\u003c\/strong\u003e suitable for motor disconnects, panelboards, and branch circuit protection, enabling a single device to simplify protection strategies.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eIdeal use scenarios:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eMotor control rooms and equipment where a dedicated disconnect is required to meet safety and lockout\/tagout procedures.\u003c\/li\u003e\n\u003cli\u003ePanelboard assemblies needing reliable branch protection without occupying excessive space.\u003c\/li\u003e\n\u003cli\u003eFacilities that prioritize simplicity in protection devices while maintaining code-compliant isolation.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eWhy this Siemens safety switch stands out:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eDesigned for environments where dependable isolation and overcurrent protection matter most—industrial floors, workshops, and commercial installations alike.\u003c\/li\u003e\n\u003cli\u003eSiemens reliability and engineering discipline translate into predictable performance, reduced maintenance headaches, and straightforward compliance with safety protocols.\u003c\/li\u003e\n\u003cli\u003eMaintenance-friendly design means fewer service interruptions when components need replacement or inspection.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eTechnical snapshot\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eModel:\u003c\/strong\u003e HF221NR\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAmperage:\u003c\/strong\u003e 30 A\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDuty:\u003c\/strong\u003e Heavy-duty\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e Motor disconnects, panelboards, and branch circuit protection\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDesign:\u003c\/strong\u003e Compact, maintainable fusible switch\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003ePractical tips for installation and operation:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003ePlan for accessible wiring and clear isolation paths to enable quick\/discrete shutdowns during maintenance.\u003c\/li\u003e\n\u003cli\u003eKeep a small stock of replacement fuses or protective components compatible with HF221NR to minimize downtime.\u003c\/li\u003e\n\u003cli\u003eVerify that enclosure and mounting arrangements accommodate the switch's dimensions and wiring clearances.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Amp-State","offers":[{"title":"Default","offer_id":46390381248674,"sku":"HF221NR","price":429.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/fusible_disconnect_generic_0784d83d-f6ff-4af4-90e5-c746ea09e670.png?v=1765369716","url":"https:\/\/www.ampstate.com\/products\/siemens-hf221nr-30a-heavy-duty-safety-switch","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}