{"product_id":"siemens-hf363n-100a-3-pole-safety-switch-nema-1","title":"Siemens HF363N - 100A, 3-Pole, Safety Switch, NEMA 1","description":"\u003cdiv\u003e\n\u003cp\u003eWhen dependable isolation and robust overcurrent protection are non-negotiable in industrial or commercial settings, the Siemens HF363N stands up to the task. This 100A, 3-Pole safety switch delivers clear, reliable control for demanding applications, all housed in a compact NEMA 1 enclosure designed for indoor environments.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eModel:\u003c\/strong\u003e HF363N\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage:\u003c\/strong\u003e 100A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePoles:\u003c\/strong\u003e 3-Pole\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eNEMA Rating:\u003c\/strong\u003e NEMA 1\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eKey benefits that matter in the field:\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eReliable three-phase isolation:\u003c\/strong\u003e Simultaneously disconnect all three lines for safe maintenance and servicing of motors, drives, and feeders.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eCompact, maintainable fusible switch:\u003c\/strong\u003e A streamlined design that fits tight panels and simplifies routine inspections and fuse changes when needed.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVersatile for common protection needs:\u003c\/strong\u003e Ideal as a motor disconnect, panelboard feeder, or branch circuit protection device in controlled environments.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eIndoor-ready NEMA 1 enclosure:\u003c\/strong\u003e Built to perform in dry, indoor spaces with straightforward access for servicing and troubleshooting.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eWho benefits most:\u003c\/p\u003e \u003cul\u003e \u003cli\u003eFacilities with frequent motor loads (pumps, fans, conveyors) that require reliable shutdown and protection.\u003c\/li\u003e \u003cli\u003eMechanical and electrical rooms where space is at a premium and a compact installation is essential.\u003c\/li\u003e \u003cli\u003eControl panels and panelboards needing a straightforward, maintainable disconnect solution.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eWhy this matters in practice:\u003c\/p\u003e \u003cul\u003e \u003cli\u003eIn environments where uptime and safety are critical, the HF363N provides clear, confident control over three-phase circuits, reducing risk during maintenance and enabling quick, decisive isolation when issues arise.\u003c\/li\u003e \u003cli\u003eThe combination of 100A capacity with a 3-Pole configuration ensures you’re covered for standard motor and feeder protection scenarios without overcomplicating the wiring or enclosure footprint.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003ePractical considerations and setup tips:\u003c\/p\u003e \u003cul\u003e \u003cli\u003ePair the HF363N with appropriately rated fuses to match your 100A service and motor loads, following local codes and manufacturer guidelines.\u003c\/li\u003e \u003cli\u003eInstall in a dry indoor location to preserve the integrity of the NEMA 1 enclosure and ensure reliable operation over time.\u003c\/li\u003e \u003cli\u003eUse as a dedicated motor disconnect or as a protective feeder switch within panelboards to support safe lockout\/tagout practices during maintenance.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eFor dependable, straightforward isolation and protection in busy electrical environments, the Siemens HF363N 100A 3-Pole Safety Switch (NEMA 1) offers a practical, focused solution that aligns with real-world needs and workflows.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Amp-State","offers":[{"title":"Default","offer_id":46390338093218,"sku":"HF363N","price":1267.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/fusible_disconnect_generic_9a42c265-40e2-4756-b42e-7589b3285082.png?v=1765368376","url":"https:\/\/www.ampstate.com\/products\/siemens-hf363n-100a-3-pole-safety-switch-nema-1","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}