
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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- Qty in Cart
- Price
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Eaton PRLSEBLGKD Circuit Breaker Accessories EA
MSRP $300.00Surplus $31.27Eaton PRLSEBLGKD Circuit Breaker Accessories EA​ ARCA SKU: C15-5197 Brand: Eaton MPN: PRLSEBLGKD UPC: 78668901465 Shipping Weight: 1.20 Shipping Height: 5.00 In. Shipping...- SKU:
- C15-5197
- UOM:
- EA
- Box Quantity:
- 1
MSRP $300.00Surplus $31.27 -
Eaton PRTBPTM Molded Case Breakers (MCCBs)
MSRP $932.94Surplus $109.12SKU: C15-4820 Brand: Eaton MPN: PRTBPTM UPC: 78211465314 Shipping Weight: 1.80 lbs. Shipping Height: 6.00 In. Shipping Length: 10.00 In. Shipping Width: 6.00 In...- SKU:
- C15-4820
MSRP $932.94Surplus $109.12 -
Eaton PXBCM-MMS-R09-A Circuit Breaker Accessories
MSRP $1,527.00Surplus $569.73SKU: C15-11795 Brand: Eaton MPN: PXBCM-MMS-R09-A UPC: 786685954752 Shipping Weight: 0.80 lbs. Shipping Height: 5.00 In. Shipping Length: 20.00 In. Shipping Width: 6...- SKU:
- C15-11795
- Short Description:
- PXBCM METER MODULE STRIP_ RIGHT 9 100A CTS_ 1@ SPACING
MSRP $1,527.00Surplus $569.73 -
Eaton PXESDINRL Circuit Breaker Accessories
MSRP $62.77Surplus $28.37SKU: C15-11804 Brand: Eaton MPN: PXESDINRL UPC: Shipping Weight: 0.30 lbs. Shipping Height: 2.00 In. Shipping Length: 5.00 In. Shipping Width: 5.00 In. Product...- SKU:
- C15-11804
- TS PIK:
- 123439306
- Short Description:
- DIN RAIL MOUNT KIT
MSRP $62.77Surplus $28.37 -
Eaton QB1015CAF Miniature Circuit Breakers (MCBs)
MSRP $562.64Surplus $119.70Eaton QB1015CAF Miniature Circuit Breakers (MCBs)​ ARCA SKU: C15-3350 Brand: Eaton MPN: QB1015CAF UPC: 786685514420 Shipping Weight: 0.50 lbs. Shipping Height: 4.00 In. Shipping...- SKU:
- C15-3350
- Approval:
- UL 489
- Amps:
- 15 A
- Interrupting Rating:
- 10 kA
- Mounting:
- Bolt-On
- Poles:
- 1
- Size:
- 3.5 Inch Width x 6 Inch Depth x 1 Inch Height
- Terminal Trip Sensitivity:
- 0
- Type:
- Arc Fault
- Volts:
- 120/240 V
- Gauge:
- 0
- Specification/Technical:
- Eaton_62176_1_SPEC.pdf
- Data Sheet:
- Eaton_62566_1-4_DATA.pdf
- Number of Poles:
- 1
- Voltage Rating:
- 120/240 VAC
- Current Rating:
- 15 A
- Catalog:
- Eaton_03771_V4T1_14_V4T1_15_CAT.pdf
- Short Description:
- BOLT-ON BREAkER AFCI, 1 POLE, 15A, 10kAIC
- Series:
- QB
- Country of Origin:
- Dominican Republic
MSRP $562.64Surplus $119.70 -
Eaton QB1015EP Miniature Circuit Breakers (MCBs) QB 1P 15A 120V 50/60Hz 1Ph
MSRP $350.00Surplus $68.37Eaton QB1015EP Miniature Circuit Breakers (MCBs) QB 1P 15A 120V 50/60Hz 1Ph​ ARCA SKU: C15-2970 Brand: Eaton MPN: QB1015EP UPC: 786679185988 Shipping Weight: 0.50 Shipping Height: 2.00 In...- SKU:
- C15-2970
- Series:
- BAB
- Volts:
- 120 V
- Amps:
- 15 A
- Poles:
- 1
- Frequency Rating:
- 50/60 Hz
- Short Description:
- EATON QB GFCI CIRCUIT BREAKER,BOLT-ON EQUIPMENT PROTECTION,15A,10 KAIC,SINGLE-PO
- Mounting:
- Bolt-On
- Number of Poles:
- 1
MSRP $350.00Surplus $68.37 -
Eaton QB1030GF Miniature Circuit Breakers (MCBs)
MSRP $462.40Surplus $137.53SKU: C15-9844 Brand: Eaton MPN: QB1030GF UPC: 78668022242 Shipping Weight: 0.50 lbs. Shipping Height: 4.00 In. Shipping Length: 7.00 In. Shipping Width: 1.00 In...- SKU:
- C15-9844
- TS PIK:
- 127412019
MSRP $462.40Surplus $137.53 -
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Eaton QBAF1020 Miniature Circuit Breakers (MCBs) QB 1P 20A 240V 50/60Hz 1Ph
MSRP $580.00Surplus $112.97Eaton QBAF1020 Miniature Circuit Breakers (MCBs) QB 1P 20A 240V 50/60Hz 1Ph​ ARCA SKU: C15-4725 Brand: Eaton MPN: QBAF1020 UPC: 782114854853 Shipping Weight: 0.40 Shipping Height: 1.00 In...- SKU:
- C15-4725
- Series:
- QBAF
- Type:
- Thermal Magnetic
- Approval:
- UL 489
- Size:
- 1 Inch Width
- Volts:
- 120/240 VAC
- Amps:
- 32 A
- Used On:
- Panelboard
- Mounting:
- Bolt-On
- Interrupting Rating:
- 10 kA
- Wire Size:
- 14 to 4 AWG (Aluminum/Copper)
- Poles:
- 1
- Short Description:
- 120/240 VAC, 20 A, 10 kA, Bolt-On Mount, Thermal Magnetic
- Catalog:
- Eaton_21247_4_9_CAT.pdf
- Data Sheet:
- Eaton_40927_1_2_DATA.pdf
- Current Rating:
- 20 A
- Voltage Rating:
- 120/240 VAC
- Number of Poles:
- 1
MSRP $580.00Surplus $112.97 -
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Eaton QBCAF1015 Miniature Circuit Breakers (MCBs) QB 1P 15A 240V 50/60Hz 1Ph
MSRP $557.00Surplus $166.71Eaton QBCAF1015 Miniature Circuit Breakers (MCBs) QB 1P 15A 240V 50/60Hz 1Ph​ ARCA SKU: C15-3766 Brand: Eaton MPN: QBCAF1015 UPC: 786685244907 Shipping Weight: 0.40 Shipping Height: 1.00...- SKU:
- C15-3766
- Series:
- QBCAF
- Type:
- Thermal Magnetic
- Approval:
- UL 489
- Size:
- 1 Inch W
- Volts:
- 120/240 VAC
- Amps:
- 32 A
- Used On:
- Panel Board
- Mounting:
- Bolt on
- Interrupting Rating:
- 10 kA
- Application:
- HARC
- Poles:
- 1
- Short Description:
- 120/240 VAC, 15 A, 10 kA, Bolt-On, Parallel Sensing, Thermal Magnetic
- Catalog:
- Eaton_03771_V4T1_15_CAT.pdf
MSRP $557.00Surplus $166.71 -
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Eaton QBCAF1020 Miniature Circuit Breakers (MCBs) QB 1P 20A 240V 50/60Hz 1Ph
MSRP $500.00Surplus $148.78Eaton QBCAF1020 Miniature Circuit Breakers (MCBs) QB 1P 20A 240V 50/60Hz 1Ph​ ARCA SKU: C15-2590 Brand: Eaton MPN: QBCAF1020 UPC: 786685244914 Shipping Weight: 0.45 Shipping Height: 2.00...- SKU:
- C15-2590
- Series:
- QBCAF
- Type:
- Renewable
- Approval:
- UL 489
- Size:
- 1 Inch W
- Volts:
- 120/240 VAC
- Amps:
- 32 A
- Used On:
- Panel Board
- Mounting:
- Bolt-On
- Interrupting Rating:
- 10 kA
- Application:
- HARC
- Poles:
- 1
- Short Description:
- 120/240 VAC, 20 A, 10 kA, Bolt-On, Thermal Magnetic
- Catalog:
- Eaton_03771_V4T1_15_CAT.pdf
- Data Sheet:
- Mersen_00727_1_2_DATA.pdf
- Current Rating:
- 20 A
- Voltage Rating:
- 120/240 VAC
MSRP $500.00Surplus $148.78 -
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Eaton QBGF1015 Miniature Circuit Breakers (MCBs) QBGF 1P 15A 240V 50/60Hz 1Ph
MSRP $580.00Surplus $118.44Eaton QBGF1015 Miniature Circuit Breakers (MCBs) QBGF 1P 15A 240V 50/60Hz 1Ph​ ARCA SKU: C15-4698 Brand: Eaton MPN: QBGF1015 UPC: Shipping Weight: 0.40 Shipping Height: 2.00 In. Shipping...- SKU:
- C15-4698
- Approval:
- UL 489/943/1053
- Approval:
- CSA
- Amps:
- 15 A
- Interrupting Rating:
- 10 Kiloamp
- Mounting:
- Bolt-On
- Poles:
- 1
- Size:
- 5.1 Inch Length x 3.3 Inch Width x 1.2 Inch Height
- Terminal Type:
- Extended Tang Line
- Terminal Type:
- Steel Box Lug Load
- Trip Sensitivity:
- 5 Milliamp
- Type:
- Thermal Magnetic
- Used On:
- 0
- Volts:
- 120 VAC
- Gauge:
- 14 to 4 AWG (Copper/Aluminum)
- Short Description:
- 120 VAC, 15 A, 10 kA, 5 mA Trip Level, 1-Pole, Extended Tang Line/Steel Box Lug Load Terminal, Bolt-On Mount, Thermal Magnetic, Ground Fault Circuit Breaker
- Series:
- QBGF
MSRP $580.00Surplus $118.44 -
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Eaton QBGF1030 Miniature Circuit Breakers (MCBs) 1P 30A
MSRP $600.00Surplus $82.48Eaton QBGF1030 Miniature Circuit Breakers (MCBs) 1P 30A​ ARCA SKU: C15-3911 Brand: Eaton MPN: QBGF1030 UPC: 78667936030 Shipping Weight: 0.45 lbs. Shipping Height: 2.00 In. Shipping...- SKU:
- C15-3911
- Series:
- QBGF
- Type:
- Thermal Magnetic
- Approval:
- UL 489
- Approval:
- UL 943
- Approval:
- UL 1053
- Approval:
- CSA
- Volts:
- 120 VAC
- Amps:
- 32 A
- Poles:
- 1
- Mounting:
- Bolt-On
- Interrupting Rating:
- 10 kA
- Terminal Type:
- Extended Tang Line Terminal
- Terminal Type:
- Steel Box Lug Load Terminal
- Wire Size:
- 14 to 4 AWG Aluminum/Copper (Load)
- Trip Sensitivity:
- 5 Milliampere
- Short Description:
- 120 VAC, 30 A, 10 kA, 5 mA Trip Level, 1-Pole, Extended Tang Line/Steel Box Lug Load Terminal, Bolt-On Mount, Thermal Magnetic
- Catalog:
- Eaton_21247_4_8_CAT.pdf
- TS PIK:
- 21510018
- Number of Poles:
- 1
- Current Rating:
- 30 A
- Voltage Rating:
- 120 VAC
MSRP $600.00Surplus $82.48 -
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Eaton QBGF2025 Miniature Circuit Breakers (MCBs) QB 2P 25A 240V 50/60Hz 1Ph
MSRP $827.74Surplus $250.09SKU: C15-2877 Brand: Eaton MPN: QBGF2025 UPC: 786679361252 Shipping Weight: 0.90 lbs. Shipping Height: 3.00 In. Shipping Length: 4.50 In. Shipping Width: 5.60 In...- SKU:
- C15-2877
- Series:
- Quicklag
- Volts:
- 240 V
- Amps:
- 25 A
- Poles:
- 2
- Frequency Rating:
- 50/60 Hz
- Short Description:
- QUICKLAG INDUSTRIAL GROUND FAULT THERMAL-MAGNETIC CIRCUIT BR
MSRP $827.74Surplus $250.09 -
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Eaton QBGF2030 Miniature Circuit Breakers (MCBs) QB 2P 30A 240V 50/60Hz 1Ph
MSRP $675.00Surplus $210.22Eaton QBGF2030 Miniature Circuit Breakers (MCBs) QB 2P 30A 240V 50/60Hz 1Ph​ ARCA SKU: C15-3738 Brand: Eaton MPN: QBGF2030 UPC: 786679361306 Shipping Weight: 0.80 Shipping Height: 3.00 In...- SKU:
- C15-3738
- Series:
- QBGF
- Type:
- Thermal Magnetic
- Approval:
- UL 489
- Approval:
- UL 943
- Approval:
- UL 1053
- Approval:
- CSA
- Volts:
- 120/240 VAC
- Amps:
- 32 A
- Poles:
- 2
- Mounting:
- Bolt-On
- Interrupting Rating:
- 10 kA
- Terminal Type:
- Extended Tang Line Terminal
- Terminal Type:
- Steel Box Lug Load Terminal
- Wire Size:
- 14 to 8 AWG Aluminum/Copper (Load)
- Trip Sensitivity:
- 5 Milliampere
- Short Description:
- 120/240 VAC, 30 A, 10 kA, 5 mA Trip Level, 2-Pole, Extended Tang Line/Steel Box Lug Load Terminal, Bolt-On Mount, Thermal Magnetic
- Catalog:
- Eaton_21247_4_8_CAT.pdf
- Voltage Rating:
- 120/240 VAC
- Number of Poles:
- 2
- Current Rating:
- 30 A
MSRP $675.00Surplus $210.22 -
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Eaton QBGF2050 Miniature Circuit Breakers (MCBs) QB 2P 50A 120/240V 50/60Hz 1Ph
MSRP $740.00Surplus $237.72SKU: C15-3963 Brand: Eaton MPN: QBGF2050 UPC: 78667937005 Shipping Weight: 0.80 lbs. Shipping Height: 2.00 In. Shipping Length: 6.00 In. Shipping Width: 4.00 In...- SKU:
- C15-3963
- Series:
- QBGF
- Type:
- Thermal Magnetic
- Approval:
- UL 489
- Approval:
- UL 943
- Approval:
- UL 1053
- Approval:
- CSA
- Volts:
- 120/240 VAC
- Amps:
- 32 A
- Poles:
- 2
- Mounting:
- Bolt on
- Interrupting Rating:
- 10 kA
- Terminal Type:
- Extended Tang Line Terminal
- Terminal Type:
- Steel Box Lug Load Terminal
- Trip Sensitivity:
- 5 Milliampere
- Short Description:
- 120/240 VAC, 50 A, 10 kA, 5 mA Trip Level, 2-Pole, Extended Tang Line/Steel Box Lug Load Terminal, Bolt-On Mount, Thermal Magnetic
- Catalog:
- Eaton_21247_4_8_CAT.pdf
MSRP $740.00Surplus $237.72 -
Eaton QBGFBR2015VH09 Miniature Circuit Breakers (MCBs) QBGF 2P 15A 120/240V 50/60Hz 1Ph EA
MSRP $2,750.00Surplus $382.65SKU: C15-5049 Brand: Eaton MPN: QBGFBR2015VH09 UPC: Shipping Weight: 0.32 lbs. Shipping Height: 4.00 In. Shipping Length: 5.00 In. Shipping Width: 5.00 In. Product...- SKU:
- C15-5049
- Series:
- Quicklag
- Volts:
- 120/240 V
- Amps:
- 15 A
- Poles:
- 2
- Frequency Rating:
- 50/60 Hz
- Number of Poles:
- 2
MSRP $2,750.00Surplus $382.65 -
Eaton QBGFEP1015 Miniature Circuit Breakers (MCBs) QBGF 1P 15A 240V 50/60Hz 1Ph EA
MSRP $949.00Surplus $102.95Eaton QBGFEP1015 Miniature Circuit Breakers (MCBs) QBGF 1P 15A 240V 50/60Hz 1Ph EA​ ARCA SKU: C15-3158 Brand: Eaton MPN: QBGFEP1015 UPC: 786679145111 Shipping Weight: 0.40 lbs. Shipping...- SKU:
- C15-3158
- Series:
- QBGFEP
- Type:
- Thermal Magnetic
- Approval:
- UL 489
- Approval:
- UL 943
- Approval:
- UL 1053
- Approval:
- CSA
- Volts:
- 120 VAC
- Amps:
- 32 A
- Poles:
- 1
- Mounting:
- Bolt-On
- Interrupting Rating:
- 10 kA
- Terminal Type:
- Extended Tang Line Terminal
- Terminal Type:
- Steel Box Lug Load Terminal
- Wire Size:
- 14 to 4 AWG Aluminum/Copper (Load)
- Trip Sensitivity:
- 30 Milliampere
- Short Description:
- 120 VAC, 15 A, 10 kA, 30 mA Trip Level, 1-Pole, Extended Tang Line/Steel Box Lug Load Terminal, Bolt-On Mount, Thermal Magnetic, Equipment Protector
- Catalog:
- Eaton_36690_4_9_CAT.pdf
- Voltage Rating:
- 120 VAC
- Current Rating:
- 15 A
- Number of Poles:
- 1
- TS PIK:
- 21505082
- Country of Origin:
- Dominican Republic
MSRP $949.00Surplus $102.95 -
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Eaton QBGFEP1020 Miniature Circuit Breakers (MCBs) EA
MSRP $945.38Surplus $340.33SKU: C15-11064 Brand: Eaton MPN: QBGFEP1020 UPC: 78667914512 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-11064
- TS PIK:
- 21505083
MSRP $945.38Surplus $340.33 -
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Eaton QBGFEP1020W2 Miniature Circuit Breakers (MCBs)
MSRP $998.00Surplus $171.30SKU: C15-11611 Brand: Eaton MPN: QBGFEP1020W2 UPC: Shipping Weight: 0.45 lbs. Shipping Height: 2.00 In. Shipping Length: 7.00 In. Shipping Width: 4.00 In. Product...- SKU:
- C15-11611
- TS PIK:
- 107003234
MSRP $998.00Surplus $171.30 -
Eaton QBGFEP1040 Miniature Circuit Breakers (MCBs) EA
MSRP $869.56Surplus $237.69SKU: C15-9284 Brand: Eaton MPN: QBGFEP1040 UPC: 78667911729 Shipping Weight: 0.45 lbs. Shipping Height: 1.00 In. Shipping Length: 6.00 In. Shipping Width: 4.00 In...- SKU:
- C15-9284
- Short Description:
- QUICKLAG INDUSTRIAL GROUND FAULT THERMAL-MAGNETIC CIRCUIT BREAKER, SINGLE-POLE,
- Number of Poles:
- 1
- Country of Origin:
- Dominican Republic
MSRP $869.56Surplus $237.69
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