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Miniature Circuit Breaker, QO Series, 20A, 3 Pole, 120/240V AC, 10kA at 120/240V AC MPN:QO320

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Brand: Square D
Part #: QO320
UPC: 785901400684
SKU
510-G1351987
Regular Price $226.51 Special Price $161.79

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Miniature Circuit Breaker, QO Series, 20A, 3 Pole, 120/240V AC, 10kA at 120/240V AC

Protect your electrical systems with the QO Series 20A, 3 Pole Miniature Circuit Breaker from Square D. Ideal for overcurrent protection and switching on AC and DC systems, this circuit breaker features a reliable over center, trip free toggle mechanism and quick make, quick break action. The VisiTrip trip indication provides a clear visual signal when the circuit is interrupted. Suitable for a wide range of applications, including residential and commercial settings, this breaker offers 10kA breaking capacity and plug in mounting. With UL Listed and CSA Certified ratings, it's a trusted choice for reliable electrical protection.

Top product features:

  • Over center, trip free toggle mechanism with quick make, quick break action
  • VisiTrip trip indication provides a visual indication that the circuit breaker has tripped and interrupted the circuit
  • 10kA breaking capacity

Top product applications:

  • Overcurrent protection and switching on ac and dc systems
  • Industrial applications requiring 3 pole circuit breakers
  • Electrical systems requiring a high breaking capacity of 10kA

QO and QOB one, two and three pole thermal magnetic circuit breakers provide overcurrent protection and switching on ac and dc systems. These circuit breakers have an over center, trip free toggle mechanism with quick make, quick break action and positive handle indication. They also have VisiTrip trip indication, which provides a visual indication that the circuit breaker has tripped and interrupted the circuit. A full line of features and factory installed accessories are also available such as shunt trips, auxiliary switches and alarm switches. This 3 pole QO circuit breaker is rated at 20A at 120/240VAC. This unit provides 10kA breaking capacity and plug in mounting. QO circuit breakers are UL Listed under UL File E84967 and are CSA Certified under CSA Master Contract 153555.


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: 3.00
  • Package Width: 3.00
  • Package Height: 2.30
  • Package Weight: 0.80
Product info last updated on March 12, 2026 5:30pm UTC Category: Circuit Protection
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In stock