Fusible, Safety Switch, Heavy Duty, 240 V, 3PST MPN:HF323NR

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Brand: Siemens
Part #: HF323NR
UPC: 783643150706
SKU
510-G8652393
Regular Price $948.49 Special Price $677.49

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Fusible, Safety Switch, Heavy Duty, 240 V, 3PST

The Siemens HF323NR Safety Disconnect Switch is a heavy-duty, 240V, 3PST device designed for industry professionals to quickly and safely disconnect power systems, mitigating the risk of electrical accidents during routine operations or unexpected events. Rated for 100A, this switch is suitable for high-demand applications and features a NEMA 3R enclosure type, resistant to dust, water, corrosion, and external ice formation. Its fusible design includes a replaceable fuse to manage electrical overloads, making it an essential tool for equipment maintenance and emergency situations in various industrial settings, including manufacturing, construction, and oil and gas operations.

Top product features:

  • Fusible, allowing for the management of electrical overloads within specified limits.
  • Heavy-duty construction, suitable for high-demand applications.
  • 3PST contact form, controlling multiple circuits whether normally open or closed.

Top product applications:

  • Heavy duty industrial equipment maintenance
  • Emergency situations requiring rapid power disconnection
  • High-demand applications where electrical overloads may occur

The SIEMENS - HF323NR is a Safety Disconnect Switch, an essential industrial electrical device designed to interrupt the flow of electricity for equipment maintenance and emergency situations. This switch falls under the category of Electrical Supplies and is used by industry professionals to quickly and safely disconnect power systems, mitigating the risk of electrical accidents during routine operations or unexpected events.


  • Amps AC: The switch is rated for a maximum of 100 A (Amperes).
  • Compatible Manufacturer Model Number: This safety disconnect switch is designed for compatibility with model number RFK10.
  • Contact Form: With a 3PST contact form, this switch controls multiple circuits whether they are normally open (NO) or closed (NC).
  • Duty: Categorized as 'Heavy' duty, the manufacturer recommends this safety disconnect switch for high-demand applications.
  • Enclosure Type: It features a NEMA 3R enclosure type which is intended to resist certain environmental conditions like dust, water, corrosion and external ice formation.
  • Housing Material & Construction Material: Constructed from steel material which contributes to its overall durability.
  • Fusible / Nonfusible: Fusible – includes a replaceable fuse intended to help manage electrical overloads within specified limits


Additional Information

  • Country of Origin: MX
  • Drop Ship Item: No
  • Blind Ship Eligible: No
  • LTL Freight Required: No
  • Lead Time: Ships in 1 days
  • Minimum Order Quantity: 1
  • Unit of Measure: EA
  • Package Length: 25.50
  • Package Width: 14.00
  • Package Height: 7.50
  • Package Weight: 23.00
Product info last updated on February 7, 2026 3:59pm UTC Category: Industrial Electrical Controls and Automation
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