Square D QOU120

Square D

Circuit Breaker, 20 A

QOU120 43179
Average Rating: 5
Read Reviews (1) Write a Review
$30.44+ 3 Business Day Shipping $7.15


ItemCircuit Breaker
TypeFree Standing
Circuit Breaker TypeStandard
Number of Poles1
Voltage120/240 VAC
Max. DC Voltage (V)48
AIR Rating10k
AIR @ 120VAC10k
AIR @ 240VAC10k
AIR @ 48VDC5k
Terminal ConnectionLug
Min. Wire Size (AWG)14
Max. Wire Size (AWG)2
Length (In.)4.05
Width (In.)0.75
Depth (In.)2.98
Instantaneous TripFixed
High Amp Trip Setting27
Frame Size100A/QO
Standards UL, CSA, HACR
Weight 0.200000


Thermal Magnetic Miniature Circuit Breaker, Current Rating 20 Amps, Number of Poles 1, Maximum Voltage 120/240 Volts, Width 0.75 Inch, Unit Mounted

QOU, QDL, and QBL Circuit Breakers
  • QOU
  • Reversible line and load lugs for flush- or surface-mount wiring on 10 to 70A units. 35mm DIN/EN 50022 mountable. 4.05"L (4.45"L on 80 to 125A) x 0.75"W per pole x 2.98"D.
  • UL Listed as HACR type (except 10A) 48VDC rated at 5K AIR

Customer Reviews

Average Product Rating: 5
based on 1 reviews

Square D breaker

Friday, May 06, 2011

The breaker was exactly as described. It fit perfectly.

It was a brand name and not a knock off item.


Submitted by James Higgins
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