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Square D Circuit Breakers

Shop used and surplus Square D circuit breakers in stock at our Ventura, California warehouse, including QO, PowerPact and molded case breakers. Most are used and shown as-is in the photos; new old stock (NOS) breakers are marked as new.

Every order ships free, orders placed by 2PM PST ship the same day (Monday to Friday), and returns are free within 60 days.

Have surplus Square D breakers? We buy Square D surplus.

Showing 1–48 of 128 products
NEW Square D JGL36175AASA PowerPact J Circuit Breaker 3 Pole 175A 600V Shunt Trip

NEW Square D JGL36175AASA PowerPact J Circuit Breaker 3 Pole 175A 600V Shunt Trip Primary Part Number: JGL36175AASA Brand / Series: Square D / Schneider...

NEW Square D JGL36175AASA PowerPact J Circuit Breaker 3 Pole 175A 600V Shunt Trip Primary Part Nu...

In Stock
$2,849.95
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Square D FAL340301253 Circuit Breaker 3 Pole 30A 480V Aux Switch Type FAL

Square D FAL340301253 Circuit Breaker 3 Pole 30A 480V Aux Switch Type FAL Manufacturer: Square D / Schneider Electric Catalog / Part Number: FAL340301253 (Base...

Square D FAL340301253 Circuit Breaker 3 Pole 30A 480V Aux Switch Type FAL Manufacturer: Square D ...

In Stock
$142.95
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Square D FAL340151253 Thermal Magnetic Circuit Breaker 3P 15A 480V Series 2 Aux

Square D FAL340151253 Thermal Magnetic Circuit Breaker 3P 15A 480V Series 2 Aux Brand: Square D / Schneider Electric Part Number: FAL340151253 (Series 2) Amperage...

Square D FAL340151253 Thermal Magnetic Circuit Breaker 3P 15A 480V Series 2 Aux Brand: Square D /...

In Stock
$142.95
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Square D FAL320301253 Thermal Magnetic Circuit Breaker 3P 30A 240V Series 2 Aux

Square D FAL320301253 Thermal Magnetic Circuit Breaker 3P 30A 240V Series 2 Aux Brand: Square D / Schneider Electric Part Number: FAL320301253 (Series 2) Amperage...

Square D FAL320301253 Thermal Magnetic Circuit Breaker 3P 30A 240V Series 2 Aux Brand: Square D /...

In Stock
$142.95
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Square D FAL340301253 Thermal Magnetic Circuit Breaker 3P 30A 480V Series 2 Aux

Square D FAL340301253 Thermal Magnetic Circuit Breaker 3P 30A 480V Series 2 Aux Brand: Square D / Schneider Electric Part Number: FAL340301253 (Series 2) Amperage...

Square D FAL340301253 Thermal Magnetic Circuit Breaker 3P 30A 480V Series 2 Aux Brand: Square D /...

In Stock
$142.95
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Square D EDB34050 50 Amp 3-Pole 480Y/277V Bolt-On Circuit Breaker E-Frame

Square D EDB34050 50 Amp 3-Pole 480Y/277V Bolt-On Circuit Breaker E-Frame Brand: Square D (by Schneider Electric) Model / Catalog Number: EDB34050 Amperage Rating: 50...

Square D EDB34050 50 Amp 3-Pole 480Y/277V Bolt-On Circuit Breaker E-Frame Brand: Square D (by Sch...

In Stock
$99.95
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NEW Square D QOU150 50A 120 240V 1 Pole Miniature Circuit Breaker QOU150

NEW Square D QOU150 50A 120 240V 1 Pole Miniature Circuit Breaker QOU150 Manufacturer: Square D by Schneider Electric Model/Part Number: QOU150 Series: Series 3...

NEW Square D QOU150 50A 120 240V 1 Pole Miniature Circuit Breaker QOU150 Manufacturer: Square D b...

In Stock
$26.95
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NEW Square D QOU150 QO 50A 1 Pole 120V 240V 10kA Miniature Circuit Breaker

NEW Square D QOU150 QO 50A 1 Pole 120V 240V 10kA Miniature Circuit Breaker Brand: Square D / Schneider Electric Model / Part Number: QOU150...

NEW Square D QOU150 QO 50A 1 Pole 120V 240V 10kA Miniature Circuit Breaker Brand: Square D / Schn...

In Stock
$26.95
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NEW Pack of 5 Square D HOMFP Homeline Circuit Breaker Load Center Filler Plates

NEW Pack of 5 Square D HOMFP Homeline Circuit Breaker Load Center Filler Plates Brand: Square D / Schneider Electric Part Number: HOMFP (also references...

NEW Pack of 5 Square D HOMFP Homeline Circuit Breaker Load Center Filler Plates Brand: Square D /...

In Stock
$12.95
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NEW Square D QOU210 Miniature Circuit Breaker 2 Pole 10A 120/240V 10kA

NEW Square D QOU210 Miniature Circuit Breaker 2 Pole 10A 120/240V 10kA Current Rating: 10 A Number of Poles: 2 Pole Voltage Rating: 120/240 V...

NEW Square D QOU210 Miniature Circuit Breaker 2 Pole 10A 120/240V 10kA Current Rating: 10 A Numbe...

In Stock
$37.95
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NEW Square D QOU150 Miniature Circuit Breaker 1 Pole 50A 120/240V 10kA

NEW Square D QOU150 Miniature Circuit Breaker 1 Pole 50A 120/240V 10kA Model Number: QOU150 Brand: Square D (by Schneider Electric) Condition: New in Box...

NEW Square D QOU150 Miniature Circuit Breaker 1 Pole 50A 120/240V 10kA Model Number: QOU150 Brand...

In Stock
$26.95
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Square D QO120 QO 20 Amp Single Pole Plug On Miniature Circuit Breaker 120 240V

Square D QO120 QO 20 Amp Single Pole Plug On Miniature Circuit Breaker 120 240V Model / Part Number: QO120 Current Rating: 20 A Number...

Square D QO120 QO 20 Amp Single Pole Plug On Miniature Circuit Breaker 120 240V Model / Part Numb...

In Stock
$11.95
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Square D QO120 20 Amp Single Pole Circuit Breaker 120V 10kA DP-4075

Square D QO120 20 Amp Single Pole Circuit Breaker 120V 10kA DP-4075 Amperage:20 Amp Voltage:120/240V AC Interrupt Rating:10 kA Number of Poles:1-Pole Mounting Type:Plug-On Used...

Square D QO120 20 Amp Single Pole Circuit Breaker 120V 10kA DP-4075 Amperage:20 Amp Voltage:120/2...

In Stock
$12.95
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NEW Square D BGL36030LEYB3 PowerPacT B 30A 3 Pole 600Y/347VAC Circuit Breaker

NEW Square D BGL36030LEYB3 PowerPacT B 30A 3 Pole 600Y/347VAC Circuit BreakerBrand:Square D / Schneider ElectricModel/Part Number:BGL36030LEYB3 / BGL36030Amperage / Voltage:30 Amp / 600Y/347V ACInterrupting...

NEW Square D BGL36030LEYB3 PowerPacT B 30A 3 Pole 600Y/347VAC Circuit BreakerBrand:Square D / Sch...

In Stock
$617.95
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NEW ESL Power Systems 2940-29 Square D NQ 225A 208Y 120V 3 Phase 30 Circuit Interior

NEW ESL Power Systems 2940-29 Square D NQ 225A 208Y 120V 3 Phase 30 Circuit Interior Part Number:2940-29 (ESL Power Systems Assembly)Interior Component:Square D NQ...

NEW ESL Power Systems 2940-29 Square D NQ 225A 208Y 120V 3 Phase 30 Circuit Interior Part Number:...

In Stock
$451.95
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Square D QOB220 2-Pole 20A Bolt-On Miniature Circuit Breaker 120/240V HACR

Square D QOB220 2-Pole 20A Bolt-On Miniature Circuit Breaker 120/240V HACR• Brand: Square D (Schneider Electric)• Model Number: QOB220• Type: Miniature Bolt-On Circuit Breaker• Amperage: 20 Amp• Voltage Rating: 120/240 VAC; 48 VDC• Interrupt Rating: 10 kA...

Square D QOB220 2-Pole 20A Bolt-On Miniature Circuit Breaker 120/240V HACR• Brand: Square D (Schn...

In Stock
$14.95
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Square D QOB220 2-Pole 20A Bolt-On Miniature Circuit Breaker 120/240V HACR

Square D QOB220 2-Pole 20A Bolt-On Miniature Circuit Breaker 120/240V HACR• Brand: Square D (Schneider Electric)• Model Number: QOB220• Type: Miniature Bolt-On (Standard size for NQ/NQOD panelboards)• Amperage: 20 Amp• Voltage Rating: 120/240 VAC; 48...

Square D QOB220 2-Pole 20A Bolt-On Miniature Circuit Breaker 120/240V HACR• Brand: Square D (Schn...

In Stock
$14.95
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NEW Square D FY14020C I-Line Circuit Breaker 1 Pole 20A 277V

NEW Square D FY14020C I-Line Circuit Breaker 1 Pole 20A 277V • Part Number: FY14020C• Amperage: 20 Amp• Voltage Rating: 277 VAC at 50/60 Hz; 125 VDC• Interrupt Rating: 14 kA at 240 VAC• Mounting...

NEW Square D FY14020C I-Line Circuit Breaker 1 Pole 20A 277V • Part Number: FY14020C• Amperage: 2...

In Stock
$137.95
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Square D HOM 15A 10kA 120/240V TIPO Circuit Breaker AD-9577 Single Pole

Square D HOM 15A 10kA 120/240V TIPO Circuit Breaker AD-9577 Single Pole Manufacturer: Square D (Schneider Electric) Series: Homeline (HOM) Amperage Rating: 15 Amps (15A) Voltage Rating: 120/240 V...

Square D HOM 15A 10kA 120/240V TIPO Circuit Breaker AD-9577 Single Pole Manufacturer: Square D (S...

In Stock
$11.95
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NEW Square D MG24425 Multi9 C60 1A 1 Pole 277V AC 60V DC Circuit Breaker

NEW Square D MG24425 Multi9 C60 1A 1 Pole 277V AC 60V DC Circuit Breaker Current Rating: 1 Amp (1A) Voltage Rating: 277V AC /...

NEW Square D MG24425 Multi9 C60 1A 1 Pole 277V AC 60V DC Circuit Breaker Current Rating: 1 Amp (1...

In Stock
$28.95
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NEW Square D MG24522 Multi 9 C60 Supplementary Protector 2 Pole 10A D Curve

NEW Square D MG24522 Multi 9 C60 Supplementary Protector 2 Pole 10A D Curve Technical Specifications• Part Number/Catalog #: MG24522 (also known as 24522)• Type: Thermal Magnetic Supplementary Protector (Miniature Circuit...

NEW Square D MG24522 Multi 9 C60 Supplementary Protector 2 Pole 10A D Curve Technical Specificati...

In Stock
$118.95
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NEW Square D LLF37060D33 PowerPacT L 600A 3P 500VDC Circuit Breaker LL1200

NEW Square D LLF37060D33 PowerPacT L 600A 3P 500VDC Circuit Breaker LL1200  Specifications: 600 Amp, 3 Pole. Voltage Rating: 500 VDC. Interrupting Capacity: 50 kA...

NEW Square D LLF37060D33 PowerPacT L 600A 3P 500VDC Circuit Breaker LL1200  Specifications: 600 A...

In Stock
$949.95
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NEW Square D LLF37060D33 PowerPacT L 600A 3P 500VDC Circuit Breaker Samsung SDI Switchgear

NEW Square D LLF37060D33 PowerPacT L 600A 3P 500VDC Circuit Breaker Samsung SDI Switchgear  Specifications: 600 Amp, 3 Pole. Voltage Rating: 500 VDC. Interrupting Capacity:...

NEW Square D LLF37060D33 PowerPacT L 600A 3P 500VDC Circuit Breaker Samsung SDI Switchgear  Speci...

In Stock
$949.95
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NEW Square D GVAS415 Shunt Trip 415-440VAC 480VAC 50/60Hz GV2 GV3

NEW Square D GVAS415 Shunt Trip 415-440VAC 480VAC 50/60Hz GV2 GV3  Function: Shunt trip release (MX) auxiliary for motor circuit breakers. Voltage: Rated for 415-440 VAC at...

NEW Square D GVAS415 Shunt Trip 415-440VAC 480VAC 50/60Hz GV2 GV3  Function: Shunt trip release (...

In Stock
$85.95
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NEW Square D GVAS415 Shunt Trip 415-440VAC 480VAC 50/60Hz GV2 GV3

NEW Square D GVAS415 Shunt Trip 415-440VAC 480VAC 50/60Hz GV2 GV3 Function: Shunt trip release (MX) auxiliary for motor circuit breakers. Voltage: Rated for 415-440 VAC at...

NEW Square D GVAS415 Shunt Trip 415-440VAC 480VAC 50/60Hz GV2 GV3 Function: Shunt trip release (M...

In Stock
$85.95
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Square D PAF361400DCA680 1400A DC Circuit Breaker NO HANDLE

Square D PAF361400DCA680 1400A DC Circuit Breaker NO HANDLE Missing Handle as shown Voltage: Rated for 600 VDC. Amperage: Rated for 1400 Amps. Trip Unit: Features a Micrologic 6.0...

Square D PAF361400DCA680 1400A DC Circuit Breaker NO HANDLE Missing Handle as shown Voltage: Rate...

In Stock
$949.95
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Square D LK-3323 Circuit Breaker Switch 120VAC 2 Pole

Square D LK-3323 Circuit Breaker Switch 120VAC 2 Pole Used condition, with normal signs of wear. Comes as shown, please check pics.

Square D LK-3323 Circuit Breaker Switch 120VAC 2 Pole Used condition, with normal signs of wear. ...

In Stock
$9.95
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Square D Type QQ LL-7017 Circuit Breaker Switch 2 Pole 50 Amps 120/240V AC

Square D Type QQ LL-7017 Circuit Breaker Switch 2 Pole 50 Amps 120/240V AC Used condition, with normal signs of wear. Comes as shown, please check...

Square D Type QQ LL-7017 Circuit Breaker Switch 2 Pole 50 Amps 120/240V AC Used condition, with n...

In Stock
$13.95
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Square D PowerLogic CM-2250 Circuit Monitor Unit 100-264VAC 50/60Hz

Square D PowerLogic CM-2250 Circuit Monitor Unit 100-264VAC 50/60Hz Used condition, with normal signs of wear. Comes as shown, please check pics.

Square D PowerLogic CM-2250 Circuit Monitor Unit 100-264VAC 50/60Hz Used condition, with normal s...

In Stock
$242.95
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Square D TELEMECANIQUE GV3ME14 Motor Protection Circuit Breaker 6-10A

Square D TELEMECANIQUE GV3ME14 Motor Protection Circuit Breaker 6-10AUsed condition, with normal signs of wear. Comes as shown, please check pics.

Square D TELEMECANIQUE GV3ME14 Motor Protection Circuit Breaker 6-10AUsed condition, with normal ...

In Stock
$94.95
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Square D 10kA 20 Amp Circuit Breaker 120/240V 1 Pole

Square D 10kA 20 Amp Circuit Breaker 120/240V 1 Pole Used condition, with normal signs of wear. Comes as shown, please check pics.

Square D 10kA 20 Amp Circuit Breaker 120/240V 1 Pole Used condition, with normal signs of wear. C...

In Stock
$11.95
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Square D FAL220151202 Circuit Breaker 2p 15a 240v-ac

Square D FAL220151202 Circuit Breaker 2p 15a 240v-acUsed condition, with normal signs of wear. Comes as shown, please check pics.

Square D FAL220151202 Circuit Breaker 2p 15a 240v-acUsed condition, with normal signs of wear. Co...

In Stock
$79.95
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NEW Square D 24500 Circuit Breaker Multi 9 C60

NEW Square D 24500 Circuit Breaker Multi 9 C60 NOS, surplus in packaging. Packaging has wear.

NEW Square D 24500 Circuit Breaker Multi 9 C60 NOS, surplus in packaging. Packaging has wear.

In Stock
$26.95
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NEW SQUARE D 60242 CIRCUIT BREAKER MULTI 9 C60

NEW SQUARE D 60242 CIRCUIT BREAKER MULTI 9 C60NOS, surplus

NEW SQUARE D 60242 CIRCUIT BREAKER MULTI 9 C60NOS, surplus

In Stock
$21.95
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NEW Square D QOU1402100 40A Circuit Breaker 120/240V

NEW Square D QOU1402100 40A Circuit Breaker 120/240VNOS, surplus

NEW Square D QOU1402100 40A Circuit Breaker 120/240VNOS, surplus

In Stock
$132.95
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NEW Square D 60238 Miniature Circuit Breaker Multi 9 C60 3A 2 Pole

NEW Square D 60238 Miniature Circuit Breaker Multi 9 C60 3A 2 PoleNOS, surplus

NEW Square D 60238 Miniature Circuit Breaker Multi 9 C60 3A 2 PoleNOS, surplus

In Stock
$39.95
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NEW Square D 60214 Multi 9 C60 Miniature Circuit Breaker 1p 25a 240v-

NEW Square D 60214 Multi 9 C60 Miniature Circuit Breaker 1p 25a 240v-NOS, surplus

NEW Square D 60214 Multi 9 C60 Miniature Circuit Breaker 1p 25a 240v-NOS, surplus

In Stock
$21.95
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NEW Square D 60118 120 Volt 1 Amp Miniature Circuit Breaker Multi 9 C60

NEW Square D 60118 120 Volt 1 Amp Miniature Circuit Breaker Multi 9 C60NOS, surplus in packaging. Packaging has wear.

NEW Square D 60118 120 Volt 1 Amp Miniature Circuit Breaker Multi 9 C60NOS, surplus in packaging....

In Stock
$24.95
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Lot of 12 NEW SQUARE D V1 COPPER Lugs, Contacts for Circuit Breaker Switch

Lot of 12 NEW SQUARE D V1 COPPER Lugs, Contacts for Circuit Breaker Switch NOS, surplus no box. Minor storage wear, comes as shown

Lot of 12 NEW SQUARE D V1 COPPER Lugs, Contacts for Circuit Breaker Switch NOS, surplus no box. M...

In Stock
$208.95
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NEW Square D 48124-111-52 FA Shunt Trip Assembly

NEW Square D 48124-111-52 FA Shunt Trip Assembly NOS, surplus no box. Minor storage wear, comes as shown

NEW Square D 48124-111-52 FA Shunt Trip Assembly NOS, surplus no box. Minor storage wear, comes a...

In Stock
$49.95
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Square D GV3ME08 GV3M08 Circuit Breaker Motor Starter 2.5-4A

Square D GV3ME08 GV3M08 Circuit Breaker Motor Starter 2.5-4A Used condition, with normal signs of wear. Comes as shown, please check pics.

Square D GV3ME08 GV3M08 Circuit Breaker Motor Starter 2.5-4A Used condition, with normal signs of...

In Stock
$54.95
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Square D AD-9579 Circuit Breaker Switch 30A 10kA 240V 50/60Hz

Square D AD-9579 Circuit Breaker Switch 30A 10kA 240V 50/60Hz Used condition, with normal signs of wear. Comes as shown, please check pics.

Square D AD-9579 Circuit Breaker Switch 30A 10kA 240V 50/60Hz Used condition, with normal signs o...

In Stock
$14.95
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Lot of 2 Square D Circuit Breaker Switches 30Amp 10 kA 120/240V AD-7240

Lot of 2 Square D Circuit Breaker Switches 30Amp 10 kA 120/240V AD-7240Used condition, with normal signs of wear. Comes as shown, please check pics....

Lot of 2 Square D Circuit Breaker Switches 30Amp 10 kA 120/240V AD-7240Used condition, with norma...

In Stock
$12.95
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Square D Circuit Breaker Switch 10kA 120/240V Type Q0

Square D Circuit Breaker Switch 10kA 120/240V Type Q0 Used condition, with normal signs of wear. Comes as shown, please check pics.

Square D Circuit Breaker Switch 10kA 120/240V Type Q0 Used condition, with normal signs of wear. ...

In Stock
$12.95
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Square D FAL36007 3 Pole 600VAC Circuit Breaker Switch

Square D FAL36007 3 Pole 600VAC Circuit Breaker Switch Used condition, with normal signs of wear. Comes as shown, please check pics.

Square D FAL36007 3 Pole 600VAC Circuit Breaker Switch Used condition, with normal signs of wear....

In Stock
$18.95
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Square D FAL34015 Circuit Breaker 3 Pole 15 Amp

Square D FAL34015 Circuit Breaker 3 Pole 15 AmpUsed condition, with normal signs of wear. Comes as shown, please check pics.

Square D FAL34015 Circuit Breaker 3 Pole 15 AmpUsed condition, with normal signs of wear. Comes a...

In Stock
$33.95
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Square D FAL34015 Circuit Breaker 3 Pole 15 Amp 480VAC Series 2

Square D FAL34015 Circuit Breaker 3 Pole 15 Amp 480VAC Series 2 Used condition, with normal signs of wear. Comes as shown, please check pics.

Square D FAL34015 Circuit Breaker 3 Pole 15 Amp 480VAC Series 2 Used condition, with normal signs...

In Stock
$33.95
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Square D LM-6071 Circuit Breaker Switch 120/240VAC

Square D LM-6071 Circuit Breaker Switch 120/240VAC Used condition, with normal signs of wear. Comes as shown, please check pics.

Square D LM-6071 Circuit Breaker Switch 120/240VAC Used condition, with normal signs of wear. Com...

In Stock
$12.95
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