Schaedler Yesco

QO Plug-in Series

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SQD QO2020ÿSQD QO2020
Part #SQD QO2020 20AMP/20AMP 1POLE 120VAC (2)20AMP 1POLE CIRCUITS PLUG-IN CIRCUIT BREAKER FOR USE IN NEW STYLE NON- CLASS CTL LOADCENTERS Square Dâ„¢ QOâ„¢ Miniature Circuit Breaker, Tandem, 120/240 VAC, 20 A, 50/60 Hz, 10 kA
MFG #QO2020
157 in Stock. More available 01/09/2026
$1163.64/BX
SQD QO120CAFIÿSQD QO120CAFI
Part #SQD QO120CAFI 20AMP 1POLE 120VAC COMBINATION ARC FAULT PLUG-IN CIRCUIT BREAKER QO STYLE Square Dâ„¢, QO120CAFI, Combination Miniature Arc Fault Circuit Breaker, 120 VAC, 20 A, 50/60 Hz Frequency, 10 kA Interrupt, QO/100 A Frame, K-Curv
MFG #QO120CAFI
5 in Stock. More available 12/22/2025 and 01/09/2026
$116.36/BX
Regular Price: $232.65/BX, you save $116.29 (50%)
SQD QO270ÿSQD QO270ÿSQD QO270
Part #SQD QO270 70AMP 2POLE 120/240VAC PLUG-IN CIRCUIT BREAKER QO STYLE Square Dâ„¢, QO270, Miniature Circuit Breaker, Standard, 120/240 VAC, 70 A, 50/60 Hz Frequency, 10 kA Interrupt, QO Frame, Thermal/Magnetic Trip, 2 Pole, 1 ph, Box Lug C
MFG #QO270
10 in Stock. More available 01/09/2026
$581.82/BX
SQD QO230ÿSQD QO230
Part #SQD QO230 30AMP 2POLE 120/240VAC PLUG-IN CIRCUIT BREAKER QO STYLE Square Dâ„¢, QO230, 2-Pole Miniature Circuit Breaker, Standard, 120/240 VAC, 30 A, 50/60 Hz Frequency, 10 kA Interrupt, QO Frame, Thermal/Magnetic Trip, 2 Pole, 1 ph, Pr
MFG #QO230
221 in Stock. More available 01/09/2026
$255.59/BX
SQD QO2125ÿSQD QO2125ÿSQD QO2125
Part #SQD QO2125 125AMP 2POLE 120/240VAC PLUG-IN CIRCUIT BREAKER QO STYLE Square Dâ„¢, QO2125, Standard Miniature Circuit Breaker, 120/240 VAC, 125 A, 50/60 Hz Frequency, 10 kA Interrupt, QO/100 A Frame, Thermal/Magnetic Trip, 2 Pole, 1 ph,
MFG #QO2125
1 in Stock. More available 01/09/2026
$232.73/BX
Regular Price: $353.10/BX, you save $120.37 (34%)
SQD QO120DFÿSQD QO120DF
Part #SQD QO120DF BRKR AFCI/GFCI 20A 1P 120V 10K Square Dâ„¢ QOâ„¢ Combination Miniature Circuit Breaker, Dual Function, 120 VAC, 20 A, 50/60 Hz, 10 kA Interrupt, Thermal Magnetic Trip, 1 Pole, 1 ph, Pressure Plate, 14 to 8 AW
MFG #QO120DF
20 in Stock. More available 01/09/2026
$137.14/BX
SQD QO120GFIÿSQD QO120GFI
Part #SQD QO120GFI 20AMP 1POLE 120VAC GROUND FAULT PLUG-IN CIRCUIT BREAKER QO STYLE Square Dâ„¢, QO120GFI, Miniature Circuit Breaker, Class A Ground Fault, 120 VAC, 20 A, 50/60 Hz Frequency, 10 kA Interrupt, QO Frame, K-Curve/Thermal Magneti
MFG #QO120GFI
49 in Stock. More available 01/09/2026
$132.99/BX
Regular Price: $192.23/BX, you save $59.24 (31%)
SQD QO115GFIÿSQD QO115GFIÿSQD QO115GFI
Part #SQD QO115GFI 15AMP 1POLE 120VAC GROUND FAULT PLUG-IN CIRCUIT BREAKER QO STYLE Square Dâ„¢, QO115GFI, Class A Ground Fault Miniature Circuit Breaker, 120 VAC, 15 A, 60 Hz Frequency, 10 kA Interrupt, QO/100A Frame, Thermal/Magnetic Trip,
MFG #QO115GFI
10 in Stock. More available 01/09/2026
$128.83/BX
Regular Price: $192.23/BX, you save $63.40 (33%)
SQD QO225ÿSQD QO225ÿSQD QO225
Part #SQD QO225 25AMP 2POLE 120/240VAC PLUG-IN CIRCUIT BREAKER QO STYLE Square Dâ„¢, QO225, Standard Miniature Circuit Breaker, 120/240 VAC, 25 A, 50/60 Hz Frequency, 10 kA Interrupt, QO Frame, Thermal/Magnetic Trip, 2 Pole, 1 ph, Pressure P
MFG #QO225
45 in Stock. More available 01/09/2026
$276.37/BX
SQD QO350ÿSQD QO350ÿSQD QO350
Part #SQD QO350 50AMP 3POLE 240VAC PLUG-IN CIRCUIT BREAKER QO STYLE Square Dâ„¢, QO350, Miniature Circuit Breaker, Standard, 240 VAC, 50 A, 50/60 Hz Frequency, 10 kA Interrupt, QO Frame, Thermal/Magnetic Trip, 3 Pole, 3 ph, Box Lug Connectio
MFG #QO350
11 in Stock. More available 01/09/2026
$480.00/BX
Regular Price: $564.69/BX, you save $84.69 (15%)
SQD QO260ÿSQD QO260
Part #SQD QO260 60AMP 2POLE 120/240VAC PLUG-IN CIRCUIT BREAKER QO STYLE Square Dâ„¢, QO260, 2-Pole Miniature Circuit Breaker, Standard, 120/240 VAC, 60 A, 50/60 Hz Frequency, 10 kA Interrupt, QO Frame, Thermal/Magnetic Trip, 2 Pole, 1 ph, Bo
MFG #QO260
125 in Stock. More available 01/09/2026
$265.98/BX
SQD QO120ÿSQD QO120
Part #SQD QO120 20AMP 1POLE 120VAC PLUG-IN CIRCUIT BREAKER QO STYLE Square Dâ„¢, QO120, 1-Pole Miniature Circuit Breaker, Standard, 120/240 VAC, 20 A, 50/60 Hz Frequency, 10 kA Interrupt, QO Frame, Thermal/Magnetic Trip, 1 Pole, 1 ph, Pressu
MFG #QO120
473 in Stock. More available 01/09/2026
$211.95/BX
Regular Price: $240.10/BX, you save $28.15 (12%)
SQD QO215ÿSQD QO215
Part #SQD QO215 15AMP 2POLE 120/240VAC PLUG-IN CIRCUIT BREAKER QO STYLE Square Dâ„¢, QO215, 2-Pole Miniature Circuit Breaker, Standard, 120/240 VAC, 15 A, 50/60 Hz Frequency, 10 kA Interrupt, QO/100 A Frame, Thermal/Magnetic Trip, 2 Pole, 1
MFG #QO215
76 in Stock. More available 01/09/2026
$255.59/BX
SQD QO340ÿSQD QO340ÿSQD QO340
Part #SQD QO340 40AMP 3POLE 240VAC PLUG-IN CIRCUIT BREAKER QO STYLE Square Dâ„¢, QO340, Miniature Circuit Breaker, Standard, 240 VAC, 40 A, 50/60 Hz Frequency, 10 kA Interrupt, QO Frame, Thermal/Magnetic Trip, 3 Pole, 3 ph, Box Lug Connectio
MFG #QO340
6 in Stock. More available 01/09/2026
$480.00/BX
Regular Price: $564.69/BX, you save $84.69 (15%)
SQD QOT2020ÿSQD QOT2020ÿSQD QOT2020
Part #SQD QOT2020 20AMP/20AMP 1POLE 120VAC (2)20AMP 1POLE CIRCUIT BREAKERS FOR OLD STYLE LOADCENTERS Square Dâ„¢, QOT2020, Miniature Circuit Breaker, Tandem, 120/240 VAC, 20 A, 50/60 Hz Frequency, 10 kA Interrupt, QOT Frame, K-Curve/Thermal
MFG #QOT2020
36 in Stock. More available 01/09/2026
$540.26/BX
SQD QO360ÿSQD QO360
Part #SQD QO360 60AMP 3POLE 240VAC PLUG-IN CIRCUIT BREAKER QO STYLE Square Dâ„¢, QO360, 3-Pole Miniature Circuit Breaker, Standard, 240 VAC, 60 A, 50/60 Hz Frequency, 10 kA Interrupt, QO Frame, Thermal/Magnetic Trip, 3 Pole, 3 ph, Box Lug Co
MFG #QO360
11 in Stock. More available 01/09/2026
$511.17/BX
Regular Price: $564.69/BX, you save $53.52 (9%)
SQD QO2020ÿSQD QO2020
Part #SQD QO2020 20AMP/20AMP 1POLE 120VAC (2)20AMP 1POLE CIRCUITS PLUG-IN CIRCUIT BREAKER FOR USE IN NEW STYLE NON- CLASS CTL LOADCENTERS Square Dâ„¢ QOâ„¢ Miniature Circuit Breaker, Tandem, 120/240 VAC, 20 A, 50/60 Hz, 10 kA
MFG #QO2020
157 in Stock. More available 01/09/2026
$1163.64/BX
SQD QO120CAFIÿSQD QO120CAFI
Part #SQD QO120CAFI 20AMP 1POLE 120VAC COMBINATION ARC FAULT PLUG-IN CIRCUIT BREAKER QO STYLE Square Dâ„¢, QO120CAFI, Combination Miniature Arc Fault Circuit Breaker, 120 VAC, 20 A, 50/60 Hz Frequency, 10 kA Interrupt, QO/100 A Frame, K-Curv
MFG #QO120CAFI
5 in Stock. More available 12/22/2025 and 01/09/2026
$116.36/BX
Regular Price: $232.65/BX, you save $116.29 (50%)
SQD QO270ÿSQD QO270ÿSQD QO270
Part #SQD QO270 70AMP 2POLE 120/240VAC PLUG-IN CIRCUIT BREAKER QO STYLE Square Dâ„¢, QO270, Miniature Circuit Breaker, Standard, 120/240 VAC, 70 A, 50/60 Hz Frequency, 10 kA Interrupt, QO Frame, Thermal/Magnetic Trip, 2 Pole, 1 ph, Box Lug C
MFG #QO270
10 in Stock. More available 01/09/2026
$581.82/BX
SQD QO230ÿSQD QO230
Part #SQD QO230 30AMP 2POLE 120/240VAC PLUG-IN CIRCUIT BREAKER QO STYLE Square Dâ„¢, QO230, 2-Pole Miniature Circuit Breaker, Standard, 120/240 VAC, 30 A, 50/60 Hz Frequency, 10 kA Interrupt, QO Frame, Thermal/Magnetic Trip, 2 Pole, 1 ph, Pr
MFG #QO230
221 in Stock. More available 01/09/2026
$255.59/BX
SQD QO2125ÿSQD QO2125ÿSQD QO2125
Part #SQD QO2125 125AMP 2POLE 120/240VAC PLUG-IN CIRCUIT BREAKER QO STYLE Square Dâ„¢, QO2125, Standard Miniature Circuit Breaker, 120/240 VAC, 125 A, 50/60 Hz Frequency, 10 kA Interrupt, QO/100 A Frame, Thermal/Magnetic Trip, 2 Pole, 1 ph,
MFG #QO2125
1 in Stock. More available 01/09/2026
$232.73/BX
Regular Price: $353.10/BX, you save $120.37 (34%)
SQD QO120DFÿSQD QO120DF
Part #SQD QO120DF BRKR AFCI/GFCI 20A 1P 120V 10K Square Dâ„¢ QOâ„¢ Combination Miniature Circuit Breaker, Dual Function, 120 VAC, 20 A, 50/60 Hz, 10 kA Interrupt, Thermal Magnetic Trip, 1 Pole, 1 ph, Pressure Plate, 14 to 8 AW
MFG #QO120DF
20 in Stock. More available 01/09/2026
$137.14/BX
SQD QO120GFIÿSQD QO120GFI
Part #SQD QO120GFI 20AMP 1POLE 120VAC GROUND FAULT PLUG-IN CIRCUIT BREAKER QO STYLE Square Dâ„¢, QO120GFI, Miniature Circuit Breaker, Class A Ground Fault, 120 VAC, 20 A, 50/60 Hz Frequency, 10 kA Interrupt, QO Frame, K-Curve/Thermal Magneti
MFG #QO120GFI
49 in Stock. More available 01/09/2026
$132.99/BX
Regular Price: $192.23/BX, you save $59.24 (31%)
SQD QO115GFIÿSQD QO115GFIÿSQD QO115GFI
Part #SQD QO115GFI 15AMP 1POLE 120VAC GROUND FAULT PLUG-IN CIRCUIT BREAKER QO STYLE Square Dâ„¢, QO115GFI, Class A Ground Fault Miniature Circuit Breaker, 120 VAC, 15 A, 60 Hz Frequency, 10 kA Interrupt, QO/100A Frame, Thermal/Magnetic Trip,
MFG #QO115GFI
10 in Stock. More available 01/09/2026
$128.83/BX
Regular Price: $192.23/BX, you save $63.40 (33%)
SQD QO225ÿSQD QO225ÿSQD QO225
Part #SQD QO225 25AMP 2POLE 120/240VAC PLUG-IN CIRCUIT BREAKER QO STYLE Square Dâ„¢, QO225, Standard Miniature Circuit Breaker, 120/240 VAC, 25 A, 50/60 Hz Frequency, 10 kA Interrupt, QO Frame, Thermal/Magnetic Trip, 2 Pole, 1 ph, Pressure P
MFG #QO225
45 in Stock. More available 01/09/2026
$276.37/BX
SQD QO350ÿSQD QO350ÿSQD QO350
Part #SQD QO350 50AMP 3POLE 240VAC PLUG-IN CIRCUIT BREAKER QO STYLE Square Dâ„¢, QO350, Miniature Circuit Breaker, Standard, 240 VAC, 50 A, 50/60 Hz Frequency, 10 kA Interrupt, QO Frame, Thermal/Magnetic Trip, 3 Pole, 3 ph, Box Lug Connectio
MFG #QO350
11 in Stock. More available 01/09/2026
$480.00/BX
Regular Price: $564.69/BX, you save $84.69 (15%)
SQD QO260ÿSQD QO260
Part #SQD QO260 60AMP 2POLE 120/240VAC PLUG-IN CIRCUIT BREAKER QO STYLE Square Dâ„¢, QO260, 2-Pole Miniature Circuit Breaker, Standard, 120/240 VAC, 60 A, 50/60 Hz Frequency, 10 kA Interrupt, QO Frame, Thermal/Magnetic Trip, 2 Pole, 1 ph, Bo
MFG #QO260
125 in Stock. More available 01/09/2026
$265.98/BX
SQD QO120ÿSQD QO120
Part #SQD QO120 20AMP 1POLE 120VAC PLUG-IN CIRCUIT BREAKER QO STYLE Square Dâ„¢, QO120, 1-Pole Miniature Circuit Breaker, Standard, 120/240 VAC, 20 A, 50/60 Hz Frequency, 10 kA Interrupt, QO Frame, Thermal/Magnetic Trip, 1 Pole, 1 ph, Pressu
MFG #QO120
473 in Stock. More available 01/09/2026
$211.95/BX
Regular Price: $240.10/BX, you save $28.15 (12%)
SQD QO215ÿSQD QO215
Part #SQD QO215 15AMP 2POLE 120/240VAC PLUG-IN CIRCUIT BREAKER QO STYLE Square Dâ„¢, QO215, 2-Pole Miniature Circuit Breaker, Standard, 120/240 VAC, 15 A, 50/60 Hz Frequency, 10 kA Interrupt, QO/100 A Frame, Thermal/Magnetic Trip, 2 Pole, 1
MFG #QO215
76 in Stock. More available 01/09/2026
$255.59/BX
SQD QO340ÿSQD QO340ÿSQD QO340
Part #SQD QO340 40AMP 3POLE 240VAC PLUG-IN CIRCUIT BREAKER QO STYLE Square Dâ„¢, QO340, Miniature Circuit Breaker, Standard, 240 VAC, 40 A, 50/60 Hz Frequency, 10 kA Interrupt, QO Frame, Thermal/Magnetic Trip, 3 Pole, 3 ph, Box Lug Connectio
MFG #QO340
6 in Stock. More available 01/09/2026
$480.00/BX
Regular Price: $564.69/BX, you save $84.69 (15%)
SQD QOT2020ÿSQD QOT2020ÿSQD QOT2020
Part #SQD QOT2020 20AMP/20AMP 1POLE 120VAC (2)20AMP 1POLE CIRCUIT BREAKERS FOR OLD STYLE LOADCENTERS Square Dâ„¢, QOT2020, Miniature Circuit Breaker, Tandem, 120/240 VAC, 20 A, 50/60 Hz Frequency, 10 kA Interrupt, QOT Frame, K-Curve/Thermal
MFG #QOT2020
36 in Stock. More available 01/09/2026
$540.26/BX
SQD QO360ÿSQD QO360
Part #SQD QO360 60AMP 3POLE 240VAC PLUG-IN CIRCUIT BREAKER QO STYLE Square Dâ„¢, QO360, 3-Pole Miniature Circuit Breaker, Standard, 240 VAC, 60 A, 50/60 Hz Frequency, 10 kA Interrupt, QO Frame, Thermal/Magnetic Trip, 3 Pole, 3 ph, Box Lug Co
MFG #QO360
11 in Stock. More available 01/09/2026
$511.17/BX
Regular Price: $564.69/BX, you save $53.52 (9%)