
Circuit Breakers
Our selection of circuit breakers spans a wide range of applications, from heavy-duty air circuit breakers (ACBs) to compact miniature circuit breakers (MCBs). We offer leading brands like Eaton, Siemens, and Square D, known for their reliability and performance. Whatever your power management needs, you can find the perfect solution here at ARCA Supply.
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Din Rail Mounted Circuit Breakers
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Main Breakers
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Miniature Circuit Breakers (MCBs)
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Molded Case Breakers (MCCBs)
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Motor Circuit Protector (MCPs)
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Lug Terminal Kits
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Auxiliary, Shunt, Trip Units and UVRs
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Circuit Breaker Accessories
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Eaton CHQ230CS Miniature Circuit Breakers (MCBs) CHQ 2P 30A 240V 50/60Hz 1Ph
MSRP $137.00Surplus $41.03Eaton CHQ230CS Miniature Circuit Breakers (MCBs) CHQ 2P 30A 240V 50/60Hz 1Ph​ ARCA SKU: C15-3446 Brand: Eaton MPN: CHQ230CS UPC: 782114752951 Shipping Weight: 0.60 Shipping Height: 2.00 In...- SKU:
- C15-3446
- Series:
- CHQ
- Volts:
- 240 V
- Amps:
- 30 A
- Poles:
- 2
- Frequency Rating:
- 50/60 Hz
- Short Description:
- 3/4IN THERMAL MAGNETIC CIRCUIT BREAKERS,TYPE CHQ 3/4-INCH CLASSIFIED REPLACEMENT
MSRP $137.00Surplus $41.03 -
Eaton CHQ240 Miniature Circuit Breakers (MCBs) 2P 40A EA
MSRP $109.02Surplus $25.80Eaton CHQ240 Miniature Circuit Breakers (MCBs) 2P 40A EA​ ARCA SKU: C15-1517 Brand: Eaton MPN: CHQ240 UPC: 78211301094 Shipping Weight: 0.60 lbs. Shipping Height: 2.00 In. Shipping...- SKU:
- C15-1517
- Series:
- CHQ
- Type:
- Molded Case
- Approval:
- UL 489
- Size:
- 2.5 Inch Length x 1.5 Inch Width x 3 Inch Height
- Volts:
- 120/240 VAC
- Amps:
- 32 A
- Used On:
- Type CH Loadcenter
- Poles:
- 2
- Interrupting Rating:
- 10 kA
- Wire Size:
- (1) 14 to 8 AWG
- Wire Size:
- (2) 14 to 10 AWG
- Short Description:
- 120/240 VAC, 40 A, 10 kA, 2-Pole, 3/4" Space, Common Trip, Thermal Magnetic, Renewal
- Catalog:
- Eaton_36601_V1T1_101_V1T1_102_CAT.pdf
- TS PIK:
- 111008141
- Installation/Operator:
- Eaton_00008_INST.pdf
- Number of Poles:
- 2
- Current Rating:
- 40 A
- Voltage Rating:
- 120/240 VAC
- Country of Origin:
- Dominican Republic
MSRP $109.02Surplus $25.80 -
Eaton CHQ250 Miniature Circuit Breakers (MCBs) 2P 50A EA
MSRP $109.02Surplus $11.93Eaton CHQ250 Miniature Circuit Breakers (MCBs) 2P 50A EA​ ARCA SKU: C15-1603 Brand: Eaton MPN: CHQ250 UPC: 78211301096 Shipping Weight: 0.55 lbs. Shipping Height: 3.00 In. Shipping...- SKU:
- C15-1603
- Series:
- CHQ
- Approval:
- UL 489
- Size:
- 1.5 Inch Length x 1.5 Inch Width x 2.7 Inch Height
- Volts:
- 120/240 VAC
- Amps:
- 32 A
- Used On:
- CH Series Type QO Load Center
- Poles:
- 2
- Interrupting Rating:
- 10 kA at 120/240 VAC
- Wire Size:
- (1) 14 to 8 AWG (Aluminum/Copper)
- Wire Size:
- (2) 14 to 10 AWG (Aluminum/Copper)
- Short Description:
- 120/240 VAC, 50 A, 10 kA, 2-Pole, 3/4" Space, Common Trip, Thermal Magnetic, Renewal
- Catalog:
- Eaton_36601_V1T1_101_V1T1_102_CAT.pdf
- TS PIK:
- 111008143
- Type:
- Common Trip, Renewal
- Number of Poles:
- 2
- Current Rating:
- 50 A
- Voltage Rating:
- 120/240 VAC
- Installation/Operator:
- Eaton_00008_INST.pdf
- Country of Origin:
- Dominican Republic
MSRP $109.02Surplus $11.93 -
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Eaton CHQ250CS Miniature Circuit Breakers (MCBs) CH 2P 50A 120/240V 50/60Hz 1Ph
MSRP $137.00Surplus $40.56Eaton CHQ250CS Miniature Circuit Breakers (MCBs) CH 2P 50A 120/240V 50/60Hz 1Ph​ ARCA SKU: C15-3813 Brand: Eaton MPN: CHQ250CS UPC: 782114752975 Shipping Weight: 0.60 lbs. Shipping...- SKU:
- C15-3813
- Series:
- CHQ
- Volts:
- 120/240 V
- Amps:
- 50 A
- Poles:
- 2
- Frequency Rating:
- 50/60 Hz
- Short Description:
- 3/4IN THERMAL MAGNETIC CIRCUIT BREAKERS,TYPE CHQ 3/4-INCH CLASSIFIED REPLACEMENT
MSRP $137.00Surplus $40.56 -
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Eaton CHQ250GF Miniature Circuit Breakers (MCBs) CH 2P 50A 240V 50/60Hz 1Ph
MSRP $760.00Surplus $261.33SKU: C15-3514 Brand: Eaton MPN: CHQ250GF UPC: 782114086186 Shipping Weight: 0.85 lbs. Shipping Height: 3.00 In. Shipping Length: 7.00 In. Shipping Width: 4.00 In...- SKU:
- C15-3514
- Series:
- CHQ
- Type:
- Common Trip
- Approval:
- UL
- Volts:
- 120/240 VAC
- Amps:
- 32 A
- Used On:
- Loadcenter
- Poles:
- 2
- Interrupting Rating:
- 10 kA
- Wire Size:
- (1) 14 to 8 AWG
- Wire Size:
- (2) 14 to 10 AWG (Aluminum/Copper)
- Trip Sensitivity:
- 5 Milliampere
- Short Description:
- 120/240 VAC, 50 A, 10 kA, 5 mA Trip Level, 2-Pole, Common Trip
- Manufacturer Warranty:
- Eaton_00009_WARR.pdf
MSRP $760.00Surplus $261.33 -
Eaton CHQ260 Miniature Circuit Breakers (MCBs) CHQ 2P 60A 240V 50/60Hz 1Ph EA
MSRP $116.35Surplus $12.13Eaton CHQ260 Miniature Circuit Breakers (MCBs) CHQ 2P 60A 240V 50/60Hz 1Ph EA​ ARCA SKU: C15-1608 Brand: Eaton MPN: CHQ260 UPC: 782113010977 Shipping Weight: 0.55 lbs. Shipping...- SKU:
- C15-1608
- Series:
- CHQ
- Type:
- Molded Case
- Approval:
- UL 489
- Size:
- 2.5 Inch Length x 1.5 Inch Width x 3 Inch Height
- Volts:
- 120/240 VAC
- Amps:
- 32 A
- Used On:
- Type CH Loadcenter
- Poles:
- 2
- Interrupting Rating:
- 10 kA
- Wire Size:
- (1) 14 to 8 AWG
- Wire Size:
- (2) 14 to 10 AWG
- Short Description:
- 120/240 VAC, 60 A, 10 kA, 2-Pole, 3/4" Space, Common Trip, Thermal Magnetic, Renewal
- Catalog:
- Eaton_36601_V1T1_101_V1T1_102_CAT.pdf
- TS PIK:
- 111008144
- Number of Poles:
- 2
- Current Rating:
- 60 A
- Voltage Rating:
- 120/240 VAC
- Country of Origin:
- Dominican Republic
MSRP $116.35Surplus $12.13 -
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Eaton CHQ260CS Miniature Circuit Breakers (MCBs) CH 2P 60A 120/240V 50/60Hz 1Ph
MSRP $152.00Surplus $40.57Eaton CHQ260CS Miniature Circuit Breakers (MCBs) CH 2P 60A 120/240V 50/60Hz 1Ph​ ARCA SKU: C15-3167 Brand: Eaton MPN: CHQ260CS UPC: 782114752982 Shipping Weight: 0.60 lbs. Shipping...- SKU:
- C15-3167
- Series:
- CHQ
- Volts:
- 120/240 V
- Amps:
- 60 A
- Poles:
- 2
- Frequency Rating:
- 50/60 Hz
- Short Description:
- EATON CLASSIFIED 3/4IN THERMAL MAGNETIC CIRCUIT BREAKER
MSRP $152.00Surplus $40.57 -
Eaton CHSPA60 Other Circuit Breakers
MSRP $2,536.00Surplus $163.51SKU: C15-12019 Brand: Eaton MPN: CHSPA60 UPC: 78668933939 Shipping Weight: 7.35 lbs. Shipping Height: 5.00 In. Shipping Length: 13.00 In. Shipping Width: 8.00 In...- SKU:
- C15-12019
- TS PIK:
- 128340712
- Short Description:
- SPA PANEL_ 4 CKT_ 2P 60A GFCI FACTORY IN
MSRP $2,536.00Surplus $163.51 -
Eaton CHT1515CS Miniature Circuit Breakers (MCBs) CH 1P 15A 120V 50/60Hz 1Ph
MSRP $110.00Surplus $38.59Eaton CHT1515CS Miniature Circuit Breakers (MCBs) CH 1P 15A 120V 50/60Hz 1Ph​ ARCA SKU: C15-3930 Brand: Eaton MPN: CHT1515CS UPC: 786680134081 Shipping Weight: 0.35 Shipping Height: 2.00...- SKU:
- C15-3930
- Series:
- CH
- Volts:
- 120 V
- Amps:
- 15 A
- Poles:
- 1
- Frequency Rating:
- 50/60 Hz
- Short Description:
- EATON CH THERMAL MAGNETIC CIRCUIT BREAKER,PLUG-ON CIRCUIT BREAKER CLAMSHELL PACK
MSRP $110.00Surplus $38.59 -
Eaton CKD-PVS3400W Molded Case Breakers (MCCBs) K 3P 400A 600V 50/60Hz 3Ph K Frame
MSRP $18,400.00Surplus $2,872.45SKU: C15-4400 Brand: Eaton MPN: CKD-PVS3400W UPC: Shipping Weight: 10.50 lbs. Shipping Height: 5.00 In. Shipping Length: 10.00 In. Shipping Width: 6.00 In. Product...- SKU:
- C15-4400
- Frame Type:
- K
- Voltage Rating:
- 600 V
- Current Rating:
- 400 A
- Number of Poles:
- 3
- Interrupting Rating:
- 3 kA
- Short Description:
- Eaton Series C DC/PvGard complete molded case circuit breaker, K-frame, CKD, Complete breaker, Fixed thermal, fixed magnetic trip type, Three-pole, 400A, 600 Vdc, 3 kA, Without terminals, Photo Vaic, 100% rated, used with Challenger
- Series:
- C
- Country of Origin:
- Dominican Republic
MSRP $18,400.00Surplus $2,872.45 -
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Eaton CKD3400 Molded Case Breakers (MCCBs)
MSRP $4,200.00Surplus $1,512.00SKU: C15-11709 Brand: Eaton MPN: CKD3400 UPC: Shipping Weight: 11.30 lbs. Shipping Height: 6.00 In. Shipping Length: 11.00 In. Shipping Width: 6.00 In. Product...- SKU:
- C15-11709
MSRP $4,200.00Surplus $1,512.00 -
Eaton CKDB3250FT32W Molded Case Breakers (MCCBs)
MSRP $11,140.99Surplus $2,297.49SKU: C15-9543 Brand: Eaton MPN: CKDB3250FT32W UPC: 78668588979 Shipping Weight: 5.40 lbs. Shipping Height: 7.00 In. Shipping Length: 12.00 In. Shipping Width: 7.00 In...- SKU:
- C15-9543
- TS PIK:
- 125579766
- Short Description:
- SERIES C, K-FRAME MOLDED CASE CIRCUIT BREAKER, THREE-POLE, 35 kAIC, 250A, 600 VA
MSRP $11,140.99Surplus $2,297.49 -
Eaton CKDPV4125W Molded Case Breakers (MCCBs)
MSRP $9,705.00Surplus $2,358.32SKU: C15-12146 Brand: Eaton MPN: CKDPV4125W UPC: 78668588338 Shipping Weight: 13.70 lbs. Shipping Height: 6.00 In. Shipping Length: 13.00 In. Shipping Width: 9.00 In...- SKU:
- C15-12146
- TS PIK:
- 125431046
MSRP $9,705.00Surplus $2,358.32 -
Eaton CKDPV4175W Molded Case Breakers (MCCBs) K 4P 175A 1000V 50/60Hz 3Ph K Frame EA
MSRP $8,849.00Surplus $869.19SKU: C15-2065 Brand: Eaton MPN: CKDPV4175W UPC: 786685883403 Shipping Weight: 13.95 lbs. Shipping Height: 6.00 In. Shipping Length: 13.00 In. Shipping Width: 9.00 In...- SKU:
- C15-2065
- Frame Type:
- K
- Voltage Rating:
- 1000 V
- Current Rating:
- 175 A
- Number of Poles:
- 4
- Interrupting Rating:
- 5 kA
- Short Description:
- CKD PV 1000 VDC_ 4P_ 175A_ 5KA_ 100% RATED F/F W/O COLLARS
- Series:
- C
- Country of Origin:
- Dominican Republic
MSRP $8,849.00Surplus $869.19 -
Eaton CKDPV4225W Molded Case Breakers (MCCBs) K 4P 225A 1000V 50/60Hz 3Ph K Frame
MSRP $8,500.00Surplus $2,267.07SKU: C15-1715 Brand: Eaton MPN: CKDPV4225W UPC: 786685883427 Shipping Weight: 14.50 lbs. Shipping Height: 6.50 In. Shipping Length: 12.00 In. Shipping Width: 8.00 In...- SKU:
- C15-1715
- Frame Type:
- CkD
- Voltage Rating:
- 1000 V
- Current Rating:
- 225 A
- Number of Poles:
- 4
- Interrupting Rating:
- 5 kA
- Short Description:
- CKD PV 1000 VDC_ 4P_ 225A_ 5KA_ 100% RATED F/F W/O COLLARS
- Series:
- C
- Country of Origin:
- Dominican Republic
MSRP $8,500.00Surplus $2,267.07 -
Eaton CKDPV4350W Molded Case Breakers (MCCBs) K 4P 350A 1000V 50/60Hz 3Ph K Frame
MSRP $12,528.00Surplus $813.72SKU: C15-1825 Brand: Eaton MPN: CKDPV4350W UPC: 786685883458 Shipping Weight: 14.50 lbs. Shipping Height: 6.50 In. Shipping Length: 12.00 In. Shipping Width: 8.00 In...- SKU:
- C15-1825
- Frame Type:
- CkD
- Voltage Rating:
- 1000 V
- Current Rating:
- 350 A
- Number of Poles:
- 4
- Interrupting Rating:
- 5 kA
- Short Description:
- CKD PV 1000 VDC_ 4P_ 350A_ 5KA_ 100% RATED F/F W/O COLLARS
- Series:
- C
- Country of Origin:
- Dominican Republic
MSRP $12,528.00Surplus $813.72 -
Eaton CKDPVS3400W Molded Case Breakers (MCCBs)
Surplus $927.07SKU: C15-11534 Brand: Eaton MPN: CKDPVS3400W UPC: Shipping Weight: 12.25 lbs. Shipping Height: 5.00 In. Shipping Length: 11.00 In. Shipping Width: 6.00 In. Product...- SKU:
- C15-11534
- TS PIK:
- 126794134
Surplus $927.07 -
Eaton CL115AF Miniature Circuit Breakers (MCBs) CL 1P 15A 240V 50/60Hz 1Ph
MSRP $425.00Surplus $90.81Eaton CL115AF Miniature Circuit Breakers (MCBs) CL 1P 15A 240V 50/60Hz 1Ph​ ARCA SKU: C15-3965 Brand: Eaton MPN: CL115AF UPC: 782113982588 Shipping Weight: 0.45 Shipping Height: 2.00 In...- SKU:
- C15-3965
- Series:
- CL
- Approval:
- UL 489
- Size:
- 1 Inch W
- Volts:
- 120/240 VAC
- Amps:
- 32 A
- Used On:
- Loadcenter
- Interrupting Rating:
- 10 kA
- Wire Size:
- 14 to 4 AWG (Aluminum/Copper)
- Poles:
- 1
- Short Description:
- 120/240 VAC, 15 A, 10 kA, 1-Pole
- Catalog:
- Eaton_36620_V1T1_102_V1T1_104_CAT.pdf
MSRP $425.00Surplus $90.81 -
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Eaton CL115CAF Miniature Circuit Breakers (MCBs) 1P 15A 240V EA
MSRP $239.40Surplus $71.73Eaton CL115CAF Miniature Circuit Breakers (MCBs) 1P 15A 240V EA​ ARCA SKU: C15-1451 Brand: Eaton MPN: CL115CAF UPC: 786685271507 Shipping Weight: 0.45 lbs. Shipping Height: 2.00 In...- SKU:
- C15-1451
- Series:
- CL
- Approval:
- UL
- Size:
- 3 Inch Length x 4.75 Inch Width x 1.25 Inch Height
- Volts:
- 120/240 VAC
- Amps:
- 32 A
- Used On:
- Load Center
- Interrupting Rating:
- 10 kA
- Wire Size:
- 14 to 4 AWG (Copper/Aluminum)
- Poles:
- 1
- Short Description:
- 120/240 VAC, 15 A, 10 kA, 1-Pole, Branch Feeder
- Catalog:
- Eaton_36620_V1T1_102_V1T1_104_CAT.pdf
MSRP $239.40Surplus $71.73 -
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Eaton CL115CAFCS Miniature Circuit Breakers (MCBs) CL 1P 15A 240V 50/60Hz 1Ph
MSRP $472.10Surplus $169.77Eaton CL115CAFCS Miniature Circuit Breakers (MCBs) CL 1P 15A 240V 50/60Hz 1Ph​ ARCA SKU: C15-1581 Brand: Eaton MPN: CL115CAFCS UPC: 786685285054 Shipping Weight: 0.47 Shipping Height: 1.50...- SKU:
- C15-1581
- Series:
- CL
- Volts:
- 240 V
- Amps:
- 15 A
- Poles:
- 1
- Frequency Rating:
- 50/60 Hz
- Short Description:
- CL115CAFCS66C1255G161
MSRP $472.10Surplus $169.77
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