{"product_id":"siemens-hf323nr-100a-240v-3-pole-heavy-duty-safety-switch-nema-3r","title":"Siemens HF323NR - 100A, 240V, 3-Pole, Heavy-Duty, Safety Switch, NEMA 3R","description":"\u003cdiv\u003e\n\u003cp\u003e\u003cstrong\u003eSiemens HF323NR\u003c\/strong\u003e is a robust 100A, 240V, 3‑pole safety switch engineered to deliver reliable on\/off isolation and precise overcurrent protection in demanding industrial and commercial environments. Its heavy‑duty construction and NEMA 3R enclosure provide dependable protection in a variety of conditions, making it a trusted choice for critical distribution points.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eThree‑pole, 240V operation:\u003c\/strong\u003e ideal for 3‑phase systems and motor loads, providing synchronized isolation of all lines for safe maintenance.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003e100A protection:\u003c\/strong\u003e designed to handle mid‑range motor disconnects and branch circuits where clean, direct disconnects are required.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eNEMA 3R rated enclosure:\u003c\/strong\u003e built for resilience in environments where weather exposure or debris is a concern, without compromising performance.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eCompact, maintainable fusible switch:\u003c\/strong\u003e streamlined fuse access and replacement to minimize downtime and simplify service planning.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eIdeal applications include motor disconnects, panelboards, and branch circuit protection in industrial facilities, commercial buildings, and outdoor equipment setups. The HF323NR integrates seamlessly with existing control schemes and distribution layouts, offering a single, reliable solution that reduces wiring complexity and maintenance overhead.\u003c\/p\u003e \u003cp\u003eBy providing true isolation of all conductors in a single, durable package, this safety switch supports safer servicing, quicker troubleshooting, and improved uptime. It’s a practical choice for installations that demand rugged performance, straightforward maintenance, and a compact footprint without compromising protection.\u003c\/p\u003e \u003cp\u003eChoose the Siemens HF323NR when you need a dependable, heavy‑duty safety switch that combines clear disconnect capability with built‑in protection for 3‑phase, 240V systems—perfect for motor control, panelboard protection, and reliable branch circuit isolation in demanding environments.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Amp-State","offers":[{"title":"Default","offer_id":46390336454818,"sku":"HF323NR","price":977.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/fusible_disconnect_generic_0f1105c7-a356-4a51-a594-900c7397dbf1.png?v=1765368303","url":"https:\/\/www.ampstate.com\/products\/siemens-hf323nr-100a-240v-3-pole-heavy-duty-safety-switch-nema-3r","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}