Schaedler Yesco | Square D

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Homeline Plug-in Series (22)
QO Plug-in Series (29)
QOB Bolt-on Series (8)

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SQD QOB130

Part #SQD QOB130 SP-120/240V-30A CB Square Dâ¢, QOB130, Miniature Circuit Breaker, Standard, 120/240 VAC, 30 A, 50/60 Hz Frequency, 10 kA Interrupt, QOB Frame, Thermal/Magnetic Trip, 1 Pole, 1 ph, Pressure Plate Connection, 14 to 8 AWG Wire

MFG #QOB130

38 in Stock. More available 05/27/2026

$33.25/EA

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SQD QOB250

Part #SQD QOB250 50AMP 2POLE 120/240VAC BOLT-ON CIRCUIT BREAKER QOB STYLE Square Dâ¢, QOB250, Miniature Circuit Breaker, Standard, 120/240 VAC, 50 A, 50/60 Hz Frequency, 10 kA Interrupt, QOB Frame, Thermal/Magnetic Trip, 2 Pole, 1 ph, Box L

MFG #QOB250

26 in Stock. More available 05/27/2026

$58.18/EA

Regular Price: $72.00/EA, you save $13.82 (19%)

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SQD 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

131 in Stock. More available 05/13/2026 and 05/27/2026

$108.05/EA

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SQD 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

163 in Stock. More available 05/27/2026

$49.04/EA

Regular Price: $50.85/EA, you save $1.81 (4%)

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SQD QO1515

Part #SQD QO1515 15AMP/15AMP 1POLE 120VAC (2)15AMP 1POLE CIRCUITS PLUG-IN CIRCUIT BREAKER FOR USE IN OLD STYLE NON- CLASS CTL LOADCENTERS Square Dâ¢ QOâ¢ Miniature Circuit Breaker, Tandem, 120/240 VAC, 15 A, 50/60 Hz, 10 kA

MFG #QO1515

62 in Stock. More available 05/12/2026 and 05/27/2026

$116.36/EA

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SQD QO220

Part #SQD QO220 20AMP 2POLE 120/240VAC PLUG-IN CIRCUIT BREAKER QO STYLE Square Dâ¢, QO220, Miniature Circuit Breaker, Standard, 120/240 VAC, 20 A, 50/60 Hz Frequency, 10 kA Interrupt, QO/100 A Frame, Thermal/Magnetic Trip, 2 Pole, 1 ph, Pre

MFG #QO220

179 in Stock. More available 05/27/2026

$49.04/EA

Regular Price: $50.85/EA, you save $1.81 (4%)

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SQD QO240

Part #SQD QO240 40AMP 2POLE 120/240VAC PLUG-IN CIRCUIT BREAKER QO STYLE Square Dâ¢, QO240, 2-Pole Miniature Circuit Breaker, Standard, 120/240 VAC, 40 A, 50/60 Hz Frequency, 10 kA Interrupt, QO Frame, Thermal/Magnetic Trip, 2 Pole, 1 ph, Bo

MFG #QO240

92 in Stock. More available 05/27/2026

$53.20/EA

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SQD QO250

Part #SQD QO250 50AMP 2POLE 120/240VAC PLUG-IN CIRCUIT BREAKER QO STYLE Square Dâ¢, QO250, Miniature Circuit Breaker, Standard, 120/240 VAC, 50 A, 50/60 Hz Frequency, 10 kA Interrupt, QO Frame, Thermal/Magnetic Trip, 2 Pole, 1 ph, Box Lug C

MFG #QO250

80 in Stock. More available 05/27/2026

$53.20/EA

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SQD 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

475 in Stock. More available 05/08/2026 and 05/27/2026

$20.16/EA

Regular Price: $24.01/EA, you save $3.85 (16%)

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SQD BUQFP

Part #SQD BUQFP FILLER PLATES BRANCH CIRCUIT SNAP-IN (QO) SAME AS QOFP Square Dâ¢ Load Center Filler Plate, 2 in Length, 3 in Width, Surface Mounting, For Use With: QO Loadcenter

MFG #BUQFP

262 in Stock. More available 05/27/2026

$3.74/EA

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SQD QO115

Part #SQD QO115 15AMP 1POLE 120VAC PLUG-IN CIRCUIT BREAKER QO STYLE Square Dâ¢, QO115, 1-Pole Miniature Circuit Breaker, Standard, 120/240 VAC, 15 A, 50/60 Hz Frequency, 10 kA Interrupt, QO Frame, Thermal/Magnetic Trip, 1 Pole, 1 ph, Pressu

MFG #QO115

154 in Stock. More available 05/27/2026

$20.16/EA

Regular Price: $24.01/EA, you save $3.85 (16%)

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SQD QOB120

Part #SQD QOB120 20AMP 1POLE 120VAC BOLT-ON CIRCUIT BREAKER QOB STYLE Square Dâ¢, QOB120, 1-Pole Miniature Circuit Breaker, Standard, 240 VAC, 48 VDC, 20 A, 50/60 Hz Frequency, 10 kA Interrupt, QOB Frame, Thermal/Magnetic Trip, 1 Pole, 1 ph

MFG #QOB120

152 in Stock. More available 05/27/2026

$29.92/EA

Regular Price: $32.20/EA, you save $2.28 (7%)

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SQD QOB330

Part #SQD QOB330 3P-240V-30A CB Square Dâ¢, QOB330, 3-Pole Miniature Circuit Breaker, Standard, 240 VAC, 48 VDC, 30 A, 50/60 Hz Frequency, 10 kA Interrupt, QOB Frame, Thermal/Magnetic Trip, 3 Pole, 3 ph, Pressure Plate Connection, 14 to 10

MFG #QOB330

5 in Stock. More available 05/27/2026

$191.17/EA

Regular Price: $222.39/EA, you save $31.22 (14%)

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SQD QOB230

Part #SQD QOB230 30AMP 2POLE 120/240VAC BOLT-ON CIRCUIT BREAKER QOB STYLE Square Dâ¢, QOB230, 2-Pole Miniature Circuit Breaker, Standard, 240 VAC, 48 VDC, 30 A, 50/60 Hz Frequency, 10 kA Interrupt, QOB Frame, Thermal/Magnetic Trip, 2 Pole,

MFG #QOB230

49 in Stock. More available 05/27/2026

$56.10/EA

Regular Price: $72.00/EA, you save $15.90 (22%)

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SQD HOM220

Part #SQD HOM220 20AMP 2POLE 120/240VAC PLUG-IN CIRCUIT BREAKER HOMELINE Square Dâ¢ Homelineâ¢ Miniature Circuit Breaker, Standard, 120/240 VAC, 20 A, 50/60 Hz, 10 kA Interrupt, Thermal/Magnetic Trip, 2 Pole, 1 ph, Screw, 14

MFG #HOM220

161 in Stock. More available 05/27/2026

$34.08/EA

Regular Price: $49.50/EA, you save $15.42 (31%)

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SQD QOB320

Part #SQD QOB320 3P 240V 20A CB BOLT ON Square Dâ¢, QOB320, Miniature Circuit Breaker, Standard, 240 VAC, 20 A, 50/60 Hz Frequency, 10 kA Interrupt, QOB Frame, Thermal/Magnetic Trip, 3 Pole, 3 ph, Pressure Plate Connection, 14 to 8 AWG Wire

MFG #QOB320

10 in Stock. More available 05/08/2026 and 05/27/2026

$182.86/EA

Regular Price: $222.39/EA, you save $39.53 (18%)

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SQD QO245

Part #SQD QO245 2P 45A BREAKER Square Dâ¢ QOâ¢ Miniature Circuit Breaker, Standard, 120/240 VAC, 45 A, 50/60 Hz, 10 kA Interrupt, Thermal/Magnetic Trip, 2 Pole, 1 ph, Box Lug, 8 to 2 AWG Wire, Plug-In Mount, 40 deg C, 2.91 i

MFG #QO245

2 in Stock. More available 05/27/2026

$70.65/EA

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SQD HOM230

Part #SQD HOM230 30AMP 2POLE 120/240VAC PLUG-IN CIRCUIT BREAKER HOMELINE Square Dâ¢ Homelineâ¢ Miniature Circuit Breaker, Standard, 120/240 VAC, 30 A, 50/60 Hz, 10 kA Interrupt, Thermal/Magnetic Trip, 2 Pole, 1 ph, Screw, 14

MFG #HOM230

148 in Stock. More available 05/27/2026

$35.74/EA

Regular Price: $49.50/EA, you save $13.76 (28%)

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SQD HOM245

Part #SQD HOM245 MINIATURE CIRCUIT Square Dâ¢ Homelineâ¢ Miniature Circuit Breaker, Standard, 120/240 VAC, 45 A, 50/60 Hz, 10 kA Interrupt, Instantaneous/Long Time/Thermal Magnetic Trip, 2 Pole, 1 ph, Terminal Screw, 8 to 2

MFG #HOM245

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SQD 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

12 in Stock. More available 05/11/2026 and 05/27/2026

$116.36/EA

Regular Price: $232.65/EA, you save $116.29 (50%)

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SQD HOMT2020230ÿSQD HOMT2020230ÿSQD HOMT2020230

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SQD HOMT2020230

Part #SQD HOMT2020230 2-1P 20A, 1-2P 30A Square Dâ¢ Homelineâ¢ Miniature Circuit Breaker, Quad Tandem, Series: HOM, 120/240 VAC, 20/30 A, 10 kA Interrupt, Thermal/Magnetic Trip, 2 Pole, Screw Terminal Connection, 14 to 8 AWG

MFG #HOMT2020230

1 in Stock. More available 05/27/2026

$120.52/EA

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SQD QOB220

Part #SQD QOB220 20AMP 2POLE 120/240VAC BOLT-ON CIRCUIT BREAKER QOB STYLE Square Dâ¢, QOB220, 2-Pole Miniature Circuit Breaker, Standard, 240 VAC, 48 VDC, 20 A, 50/60 Hz Frequency, 10 kA Interrupt, QOB Frame, Thermal/Magnetic Trip, 2 Pole,

MFG #QOB220

63 in Stock. More available 05/27/2026

$56.10/EA

Regular Price: $72.00/EA, you save $15.90 (22%)

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SQD PK12GTA

Part #SQD PK12GTA GRNDG BAR KIT Square Dâ¢ QOÂ® Load Center Equipment Ground Bar Assembly, 4.7 in Length, 12 Terminals, 14 to 4 AWG Conductor, For Use With: QO Series PK Circuit Breaker Loadcenter

MFG #PK12GTA

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SQD QO140

Part #SQD QO140 QO STANDARD MINIATURE CIRCUIT BREAKER, 120/240 VAC, 40 A, 10 KA, 1 POLE, THERMAL MAGNETIC TRIP Square Dâ¢, QO140, Miniature Circuit Breaker, Standard, 120/240 VAC, 40 A, 50/60 Hz Frequency, 10 kA Interrupt, QO Frame, Thermal

MFG #QO140

6 in Stock. More available 05/27/2026

$22.44/EA

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SQD QOB130

MFG #QOB130

38 in Stock. More available 05/27/2026

$33.25/EA

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SQD QOB250

MFG #QOB250

26 in Stock. More available 05/27/2026

$58.18/EA

Regular Price: $72.00/EA, you save $13.82 (19%)

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SQD QO2020

MFG #QO2020

131 in Stock. More available 05/13/2026 and 05/27/2026

$108.05/EA

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SQD QO230

MFG #QO230

163 in Stock. More available 05/27/2026

$49.04/EA

Regular Price: $50.85/EA, you save $1.81 (4%)

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SQD QO1515

MFG #QO1515

62 in Stock. More available 05/12/2026 and 05/27/2026

$116.36/EA

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SQD QO220

MFG #QO220

179 in Stock. More available 05/27/2026

$49.04/EA

Regular Price: $50.85/EA, you save $1.81 (4%)

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SQD QO240

MFG #QO240

92 in Stock. More available 05/27/2026

$53.20/EA

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SQD QO250

MFG #QO250

80 in Stock. More available 05/27/2026

$53.20/EA

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SQD QO120

MFG #QO120

475 in Stock. More available 05/08/2026 and 05/27/2026

$20.16/EA

Regular Price: $24.01/EA, you save $3.85 (16%)

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SQD BUQFP

Part #SQD BUQFP FILLER PLATES BRANCH CIRCUIT SNAP-IN (QO) SAME AS QOFP Square Dâ¢ Load Center Filler Plate, 2 in Length, 3 in Width, Surface Mounting, For Use With: QO Loadcenter

MFG #BUQFP

262 in Stock. More available 05/27/2026

$3.74/EA

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SQD QO115

MFG #QO115

154 in Stock. More available 05/27/2026

$20.16/EA

Regular Price: $24.01/EA, you save $3.85 (16%)

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SQD QOB120

MFG #QOB120

152 in Stock. More available 05/27/2026

$29.92/EA

Regular Price: $32.20/EA, you save $2.28 (7%)

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SQD QOB330

MFG #QOB330

5 in Stock. More available 05/27/2026

$191.17/EA

Regular Price: $222.39/EA, you save $31.22 (14%)

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SQD QOB230

MFG #QOB230

49 in Stock. More available 05/27/2026

$56.10/EA

Regular Price: $72.00/EA, you save $15.90 (22%)

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SQD HOM220

MFG #HOM220

161 in Stock. More available 05/27/2026

$34.08/EA

Regular Price: $49.50/EA, you save $15.42 (31%)

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SQD QOB320

MFG #QOB320

10 in Stock. More available 05/08/2026 and 05/27/2026

$182.86/EA

Regular Price: $222.39/EA, you save $39.53 (18%)

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SQD QO245

MFG #QO245

2 in Stock. More available 05/27/2026

$70.65/EA

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SQD HOM230

MFG #HOM230

148 in Stock. More available 05/27/2026

$35.74/EA

Regular Price: $49.50/EA, you save $13.76 (28%)

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SQD HOM245

MFG #HOM245

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SQD QO120CAFI

MFG #QO120CAFI

12 in Stock. More available 05/11/2026 and 05/27/2026

$116.36/EA

Regular Price: $232.65/EA, you save $116.29 (50%)

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SQD HOMT2020230

MFG #HOMT2020230

1 in Stock. More available 05/27/2026

$120.52/EA

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SQD QOB220

MFG #QOB220

63 in Stock. More available 05/27/2026

$56.10/EA

Regular Price: $72.00/EA, you save $15.90 (22%)

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SQD PK12GTA

MFG #PK12GTA

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SQD QO140

MFG #QO140

6 in Stock. More available 05/27/2026

$22.44/EA

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