{"product_id":"siemens-hf363nr-3-pole-heavy-duty-safety-switch","title":"Siemens HF363NR - 3-Pole, Heavy-Duty, Safety Switch","description":"\u003cdiv\u003e\n\u003cp\u003eSiemens HF363NR delivers dependable control and protection for demanding industrial and commercial environments with a robust 3-Pole, Heavy-Duty Safety Switch design. Engineered for reliable on\/off isolation and precise overcurrent protection, this fusible switch provides a compact, maintainable solution where calm, controlled power shutdown is essential for safety and uptime.\u003c\/p\u003e \u003ch2\u003eKey capabilities\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003e3-Pole, heavy-duty construction:\u003c\/strong\u003e Designed to handle three-phase power with durability that stands up to tough operating conditions.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eFusible switch for overcurrent protection:\u003c\/strong\u003e Integrated fusible protection supports clean disconnection and circuit safety in a compact package.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eReliable isolation:\u003c\/strong\u003e Clear on\/off control enables safe startup, shutdown, and servicing of connected equipment.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eCompact, maintainable footprint:\u003c\/strong\u003e Space-efficient design simplifies panel integration and routine maintenance without sacrificing performance.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eWhere it shines\u003c\/h2\u003e\n\u003cp\u003eThis safety switch is ideal for motor disconnects, panelboards, and branch circuit protection in environments where a compact, maintainable solution is required. Use it to safeguard three-phase motors, conveyors, pumps, HVAC systems, and other heavy loads that demand dependable isolation and overcurrent protection in tight electrical spaces.\u003c\/p\u003e \u003ch2\u003eWhy it matters\u003c\/h2\u003e\n\u003cp\u003eWith the HF363NR, you gain a dependable mechanism to safely isolate power and quickly interrupt fault current when needed, helping to protect wiring, components, and personnel. The three-pole design ensures balanced protection across all phases, reducing the risk of one-sided faults. Its heavy-duty build stands up to industrial and commercial use, delivering long-term reliability and easier maintenance compared to lighter-duty alternatives.\u003c\/p\u003e \u003ch2\u003ePractical guidance\u003c\/h2\u003e\n\u003cp\u003eWhen integrating the HF363NR, plan for a straightforward installation in existing electrical assemblies where a compact, fusible switch is appropriate. This switch pairs well with panelboard configurations and branch circuits that require reliable protection and a clear, mechanical disconnect path during service. For ongoing performance, perform regular inspections of the switch contacts and enclosure integrity to maintain optimal isolation and protection outcomes.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Amp-State","offers":[{"title":"Default","offer_id":46390370631842,"sku":"HF363NR","price":1476.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/fusible_disconnect_generic_b0617e7c-4ced-412f-9743-ac5b2ed6236f.png?v=1765369341","url":"https:\/\/www.ampstate.com\/products\/siemens-hf363nr-3-pole-heavy-duty-safety-switch","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}