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Fusible, Safety Switch, General Duty, 240 V, 3PST, NEMA 3R MPN:D323NRB

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In Stock
Brand: Square D
Part #: D323NRB
UPC: 785901461401
SKU
510-G3480635
Regular Price $1,259.71 Special Price $899.79

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Fusible, Safety Switch, General Duty, 240 V, 3PST, NEMA 3R

The SQUARE D - D323NRB Safety Disconnect Switch is an essential device for industrial electrical systems, designed to interrupt power flow for safe equipment maintenance and emergency situations. Industry professionals rely on this switch to quickly and safely disconnect power systems, reducing the risk of electrical accidents. Suitable for general duty applications, it's constructed from durable galvannealed steel and features a NEMA 3R rated enclosure for protection against environmental conditions. With a maximum current rating of 100 A, it's ideal for a wide range of industrial settings, including factories, warehouses, and construction sites.

Top product features:

  • This switch interrupts the flow of electricity for safe equipment maintenance and emergency situations.
  • It is designed to provide protection against dust, water splash, and external ice formation.
  • It can accommodate wire sizes ranging from 12 to 1 AWG (Aluminum), 14 to 1 AWG (Copper).

Top product applications:

  • General duty applications
  • Routine equipment maintenance and emergency situations
  • Safe disconnection of power systems in industrial electrical systems

The SQUARE D - D323NRB is a Safety Disconnect Switch, an essential device in industrial electrical systems. This switch is designed to interrupt the flow of electricity for safe equipment maintenance and emergency situations. It's part of the broader category of Electrical Supplies and used by industry professionals to disconnect power systems quickly and safely, reducing the risk of electrical accidents during routine operations or unexpected events.


  • Amps AC: This switch is rated for a maximum current of 100 A.
  • Contact Form: The 3PST contact form indicates how many circuits can be controlled and whether they are normally open (NO) or closed (NC).
  • Duty: This product is intended for general duty applications, not specified for use in hazardous locations.
  • Electrical Connection: Uses lugs as connectors to establish an electrical circuit.
  • Enclosure Type: NEMA 3R rated enclosure is designed to provide protection against certain environmental conditions such as dust, water splash and external ice formation.
  • Fusible / Nonfusible: Fusible design intended to offer a level of protection in overcurrent situations.
  • Gauge/Conductor: Can accommodate wire sizes ranging from 12 to 1 AWG (Aluminum), 14 to 1 AWG (Copper).
  • Housing Material & Construction Material : Constructed from galvannealed steel which is known for its properties of durability and resistance to corrosion


Additional Information

  • Country of Origin: US
  • 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: 23.62
  • Package Width: 15.75
  • Package Height: 11.81
  • Package Weight: 12.13
Product info last updated on March 11, 2026 12:59pm UTC Category: Industrial Electrical Controls and Automation
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In stock