
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
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Contact Us For Quote
Eaton FAZ-C3/1-NA-DC-SP Miniature Circuit Breakers (MCBs) FAZ 1P 3A 125V 50/60Hz 1Ph
MSRP $190.00Surplus $35.26Eaton FAZ-C3/1-NA-DC-SP Miniature Circuit Breakers (MCBs) FAZ 1P 3A 125V 50/60Hz 1Ph​ ARCA SKU: C15-2922 Brand: Eaton MPN: FAZ-C3/1-NA-DC-SP UPC: 015081636475 Shipping Weight: 1.00 Shipping...- SKU:
- C15-2922
- Series:
- FAZ
- Type:
- Current Limiting
- Type:
- Thermal Magnetic
- Approval:
- UL 489
- Approval:
- CSA C22.2
- Size:
- 0.7 Inch Width x 2.36 Inch Depth x 4.13 Inch Height
- Volts:
- 277/480 VAC
- Volts:
- 125 VDC per Pole
- Amps:
- 32 A
- Poles:
- 1
- Mounting:
- DIN Rail
- Interrupting Rating:
- 10 kA
- Terminal Type:
- Screw
- Wire Size:
- 18 to 4/18 to 8 AWG
- Trip Setting:
- 5 to 10 x Rated Current
- Short Description:
- 277/480 VAC 50/60 Hz, 125 VDC per Pole, 3 A, 1-Pole, 10 kA, 5 to 10 x Rated Current, Screw Terminal, DIN Rail Mount, Single Packaging, C-Curve, Current Limiting, Thermal Magnetic
- Catalog:
- Eaton_03771_V4T1_47-V4T1_72_CAT.pdf
- Number of Poles:
- 1
- Current Rating:
- 3 A
- Voltage Rating:
- 270/480 VAC
- Curve Type:
- C
- Country of Origin:
- Germany
MSRP $190.00Surplus $35.26 -
Contact Us For Quote
Eaton FAZ-B3/1-NA Din Rail Mounted Circuit Breakers FAZ 1P 3A 277V 50/60Hz 1Ph 2BOX
MSRP $149.12Surplus $13.11Eaton FAZ-B3/1-NA Din Rail Mounted Circuit Breakers FAZ 1P 3A 277V 50/60Hz 1Ph 2BOX​ ARCA SKU: C15-3834 Brand: Eaton MPN: FAZ-B3/1-NA UPC: 015081293562 Shipping Weight: 0.60 lbs. Shipping...- SKU:
- C15-3834
- Series:
- FAZ
- Type:
- Current Limiting
- Type:
- Thermal Magnetic
- Approval:
- UL 489
- Approval:
- CSA C22.2
- Size:
- 0.7 Inch Width x 2.36 Inch Depth x 4.13 Inch Height
- Volts:
- 277/480 VAC
- Amps:
- 32 A
- Poles:
- 1
- Mounting:
- DIN Rail
- Interrupting Rating:
- 10 kA
- Terminal Type:
- Screw
- Wire Size:
- 18 to 4/18 to 8 AWG
- Trip Setting:
- 3 to 5 x Rated Current
- Short Description:
- 277/480 VAC 50/60 Hz, 3 A, 1-Pole, 10/14 kA, 3 to 5 x Rated Current, Screw Terminal, DIN Rail Mount, Standard Packaging, B-Curve, Current Limiting, Thermal Magnetic
- Catalog:
- Eaton_03771_V4T1_47-V4T1_72_CAT.pdf
- Data Sheet:
- Eaton_53668_1-3_DATA.pdf
- TS PIK:
- 124610168
- Number of Poles:
- 1
- Voltage Rating:
- 270/480 VAC
- Current Rating:
- 3 A
- Curve Type:
- B
- Country of Origin:
- Germany
MSRP $149.12Surplus $13.11 -
Eaton FAZ-D3/1-SP Miniature Circuit Breakers (MCBs) FAZ 1P 3A 277V 50/60Hz 1Ph EA
MSRP $133.00Surplus $12.67Eaton FAZ-D3/1-SP Miniature Circuit Breakers (MCBs) FAZ 1P 3A 277V 50/60Hz 1Ph EA​ ARCA SKU: C15-3887 Brand: Eaton MPN: FAZ-D3/1-SP UPC: 015081636840 Shipping Weight: 0.30 lbs. Shipping...- SKU:
- C15-3887
- Series:
- FAZ
- Type:
- Current Limiting
- Type:
- Thermal Magnetic
- Approval:
- UL 1077
- Approval:
- UL (Canada and US)
- Approval:
- CSA C22.2
- Approval:
- CE
- Size:
- 0.7 Inch Width x 2.36 Inch Depth x 3.15 Inch Height
- Volts:
- 277/480 VAC
- Amps:
- 32 A
- Poles:
- 1
- Mounting:
- DIN Rail
- Interrupting Rating:
- 10 kA
- Terminal Type:
- Line/Load
- Wire Size:
- 18 to 4/18 to 8 AWG
- Trip Setting:
- 10 to 20 x Rated Current
- Short Description:
- 277/480 VAC, 48 VDC, 3 A, 15 kA Interrupt Rating, 10 to 20 x Rated Current, 1-Pole, Screw Terminal, DIN Rail Mount, Current Limiting, Thermal Magnetic
- Catalog:
- Eaton_03771_V4T1_74_V4T1_75_V4T1_78_V4T1_85_V4T1_86_V4T1_88_V4T1_92_CAT.pdf
- TS PIK:
- 124653216
- Voltage Rating:
- 277/480 VAC
- Number of Poles:
- 1
- Current Rating:
- 3 A
- Country of Origin:
- Germany
MSRP $133.00Surplus $12.67 -
Contact Us For Quote
Eaton FAZ-C3/1-NA-SP Miniature Circuit Breakers (MCBs) FAZ 1P 3A 277V 50/60Hz 1Ph EA
MSRP $149.12Surplus $63.84Eaton FAZ-C3/1-NA-SP Miniature Circuit Breakers (MCBs) FAZ 1P 3A 277V 50/60Hz 1Ph EA​ ARCA SKU: C15-2924 Brand: Eaton MPN: FAZ-C3/1-NA-SP UPC: 4015081636273 Shipping Weight: 0.30 lbs. Shipping...- SKU:
- C15-2924
- Series:
- FAZ
- Type:
- Current Limiting
- Type:
- Thermal Magnetic
- Approval:
- UL 489
- Approval:
- CSA C22.2
- Approval:
- CCC
- Size:
- 0.7 Inch Width x 3.15 Inch Height
- Volts:
- 277 VAC 50/60 Hertz
- Volts:
- 48 VDC (UL/CSA)
- Amps:
- 32 A
- Poles:
- 1
- Mounting:
- DIN Rail
- Interrupting Rating:
- 10 kA
- Interrupting Rating:
- 10 kA at 48 Volt DC (UL
- Terminal Type:
- Screw
- Trip Setting:
- 5 to 10 x Rated Current
- Short Description:
- 277/480 VAC 50/60 Hz, 3 A, 1-Pole, 10/14 kA, 5 to 10 x Rated Current, Screw Terminal, DIN Rail Mount, Single Packaging, C-Curve, Current Limiting, Thermal Magnetic
- Catalog:
- Eaton_03771_V4T1_47-V4T1_72_CAT.pdf
- TS PIK:
- 124653159
- Voltage Rating:
- 277/480 V
- Number of Poles:
- 1
- Current Rating:
- 3 A
- Country of Origin:
- Germany
MSRP $149.12Surplus $63.84 -
Contact Us For Quote
Cutler-Hammer FAZ-C3/1 Miniature Circuit Breakers (MCBs) FAZ 1P 3A 400V 50/60Hz 1Ph
MSRP $135.29Surplus $23.36Cutler-Hammer FAZ-C3/1 Miniature Circuit Breakers (MCBs) FAZ 1P 3A 400V 50/60Hz 1Ph​ ARCA SKU: C15-3509 Brand: Eaton Cutler-Hammer MPN: FAZ-C3/1 UPC: 15082785516 Shipping Weight: 0.25 lbs...- SKU:
- C15-3509
- Mounting:
- DIN Rail
- Short Description:
- 277/480 VAC 50/60 Hz, 3 A, 1-Pole, 10 kA, 5 to 10 x Rated Current, Line/Load Terminal, DIN Rail Mount, Standard Packaging, C-Curve, Current Limiting, Thermal Magnetic, Supplementary Protector
- Current Rating:
- 3 A
- Series:
- FAZ
- Number of Poles:
- 1
- Wire Size:
- 18 to 4/18 to 8 AWG
- Size:
- 0.7 Inch Width x 2.36 Inch Depth x 3.15 Inch Height
- Terminal Type:
- Line/Load
- Voltage Rating:
- 277/480 VAC
- Catalog:
- Eaton_03771_V4T1_74-V4T1_92_CAT.pdf
- Interrupting Rating:
- 10 kA
- Approval:
- UL 1077, UL (Canada and US), CSA C22.2, CE
- Trip Setting:
- 5 to 10 x Rated Current
- Data Sheet:
- Eaton_53914_1-9_DATA.pdf
- Type:
- Current Limiting, Thermal Magnetic
MSRP $135.29Surplus $23.36 -
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Cutler-Hammer FAZ-C3/1-NA-DC Miniature Circuit Breakers (MCBs) FAZ 1P 3A 125V 50/60Hz 1Ph
MSRP $190.00Surplus $68.23Cutler-Hammer FAZ-C3/1-NA-DC Miniature Circuit Breakers (MCBs) FAZ 1P 3A 125V 50/60Hz 1Ph​ ARCA SKU: C15-3176 Brand: Eaton Cutler-Hammer MPN: FAZ-C3/1-NA-DC UPC: 15081131383 Shipping Weight: 0...- SKU:
- C15-3176
- Series:
- FAZ
- Current Rating:
- 3 A
- Voltage Rating:
- 277/480 VAC, 125 VDC per Pole
- Approval:
- UL 489, CSA C22.2
- Short Description:
- 277/480 VAC 50/60 Hz, 125 VDC per Pole, 3 A, 1-Pole, 10 kA, 5 to 10 x Rated Current, Screw Terminal, DIN Rail Mount, Standard Packaging, C-Curve, Current Limiting, Thermal Magnetic, Miniature Circuit Breaker
- Type:
- Current Limiting, Thermal Magnetic
- Trip Setting:
- 5 to 10 x Rated Current
- Terminal Type:
- Screw
- Interrupting Rating:
- 10 kA
- Mounting:
- DIN Rail
- Wire Size:
- 18 to 4/18 to 8 AWG
- Data Sheet:
- Eaton_53918_1_2_DATA.pdf
- Number of Poles:
- 1
- Catalog:
- Eaton_03771_V4T1_47-V4T1_72_CAT.pdf
- Size:
- 0.7 Inch Width x 2.36 Inch Depth x 4.13 Inch Height
MSRP $190.00Surplus $68.23 -
Eaton FAZ-B3/1-RT-L Miniature Circuit Breakers (MCBs) FAZ 1P 3A 240V 50/60Hz 1Ph 2BOX
MSRP $70.00Surplus $17.09Eaton FAZ-B3/1-RT-L Miniature Circuit Breakers (MCBs) FAZ 1P 3A 240V 50/60Hz 1Ph 2BOX​ ARCA SKU: C15-4651 Brand: Eaton MPN: FAZ-B3/1-RT-L UPC: 9008790869068 Shipping Weight: 0.60 Shipping...- SKU:
- C15-4651
- Series:
- FAZ
- Volts:
- 240 V
- Amps:
- 3 A
- Poles:
- 1
- Frequency Rating:
- 50/60 Hz
- Number of Poles:
- 1
- Current Rating:
- 3 A
- Mounting:
- DIN Rail
- Curve Type:
- B
- Country of Origin:
- Germany
MSRP $70.00Surplus $17.09 -
Eaton FAZ-B3/1-SP Miniature Circuit Breakers (MCBs) FAZ 1P 3A 480V 50/60Hz 1Ph
MSRP $133.00Surplus $13.83Eaton FAZ-B3/1-SP Miniature Circuit Breakers (MCBs) FAZ 1P 3A 480V 50/60Hz 1Ph​ ARCA SKU: C15-2719 Brand: Eaton MPN: FAZ-B3/1-SP UPC: 015081639841 Shipping Weight: 0.25 Shipping Height: 3...- SKU:
- C15-2719
- Series:
- FAZ
- Type:
- Current Limiting
- Type:
- Thermal Magnetic
- Approval:
- UL 1077
- Approval:
- UL (Canada and US)
- Approval:
- CSA C22.2
- Approval:
- CE
- Size:
- 0.7 Inch Width x 2.36 Inch Depth x 3.15 Inch Height
- Volts:
- 277/480 VAC
- Amps:
- 32 A
- Poles:
- 1
- Mounting:
- DIN Rail
- Interrupting Rating:
- 10 kA
- Terminal Type:
- Screw
- Wire Size:
- 18 to 4/18 to 8 AWG
- Trip Setting:
- 3 to 5 x Rated Current
- Short Description:
- 277/480 VAC 50/60 Hz, 3 A, 1-Pole, 10 kA, 3 to 5 x Rated Current, Line/Load Terminal, DIN Rail Mount, B-Curve, Current Limiting, Thermal Magnetic
- Catalog:
- Eaton_03771_V4T1_74-V4T1_92_CAT.pdf
- Voltage Rating:
- 270/480 VAC
- Current Rating:
- 3 A
- Number of Poles:
- 1
- Curve Type:
- B
- Country of Origin:
- Germany
MSRP $133.00Surplus $13.83 -
Eaton FAZ-C3/1-NA Miniature Circuit Breakers (MCBs) FAZ 1P 3A 480V 50/60Hz 1Ph
MSRP $177.76Surplus $25.26Eaton FAZ-C3/1-NA Miniature Circuit Breakers (MCBs) FAZ 1P 3A 480V 50/60Hz 1Ph​ ARCA SKU: C15-3811 Brand: Eaton MPN: FAZ-C3/1-NA UPC: 015081019575 Shipping Weight: 0.25 Shipping Height: 1...- SKU:
- C15-3811
- Approval:
- UL 489
- Approval:
- CSA C22.2
- Amps:
- 3 A
- Interrupting Rating:
- 10 kA
- Mounting:
- DIN Rail
- Poles:
- 1
- Size:
- 0.7 Inch Width x 2.36 Inch Depth x 4.13 Inch Height
- Terminal Type:
- Screw
- Trip Setting:
- 5 to 10 x Rated Current
- Type:
- Current Limiting
- Type:
- Thermal Magnetic
- Volts:
- 277/480 VAC
- Gauge:
- 18 to 4/18 to 8 AWG
- Short Description:
- 277/480 VAC 50/60 Hz, 3 A, 1-Pole, 10/14 kA, 5 to 10 x Rated Current, Screw Terminal, DIN Rail Mount, Standard Packaging, C-Curve, Current Limiting, Thermal Magnetic, Miniature Circuit Breaker
- Series:
- FAZ
- Number of Poles:
- 1
- Current Rating:
- 3 A
- Voltage Rating:
- 277/480 VAC
- Catalog:
- Eaton_03771_V4T1_47-V4T1_72_CAT.pdf
- Wire Size:
- 18 to 4/18 to 8 AWG
- Data Sheet:
- Eaton_53917_1-5_DATA.pdf
- Curve Type:
- C
- Country of Origin:
- Germany
MSRP $177.76Surplus $25.26 -
Eaton FAZ-C3/1-RT-SP Miniature Circuit Breakers (MCBs) FAZ 1P 3A 277V 50/60Hz 1Ph
MSRP $165.00Surplus $13.22Eaton FAZ-C3/1-RT-SP Miniature Circuit Breakers (MCBs) FAZ 1P 3A 277V 50/60Hz 1Ph​ ARCA SKU: C15-3994 Brand: Eaton MPN: FAZ-C3/1-RT-SP UPC: 015081637113 Shipping Weight: 0.25 Shipping...- SKU:
- C15-3994
- Series:
- FAZ
- Type:
- Current Limiting
- Type:
- Thermal Magnetic
- Approval:
- UL 489
- Approval:
- CSA C22.2
- Size:
- 0.7 Inch Width x 2.36 Inch Depth x 4.13 Inch Height
- Volts:
- 277/480 VAC
- Amps:
- 32 A
- Poles:
- 1
- Mounting:
- DIN Rail
- Interrupting Rating:
- 10 kA
- Terminal Type:
- Screw
- Wire Size:
- 18 to 4/18 to 8 AWG
- Trip Setting:
- 5 to 10 x Rated Current
- Short Description:
- 277/480 VAC 50/60 Hz, 3 A, 1-Pole, 10/14 kA, 5 to 10 x Rated Current, Ring Tongue Terminal, DIN Rail Mount, Single Packaging, C-Curve, Current Limiting, Thermal Magnetic
- Catalog:
- Eaton_03771_V4T1_47-V4T1_72_CAT.pdf
- Voltage Rating:
- 277/480 VAC
- Current Rating:
- 3 A
- Number of Poles:
- 1
- Curve Type:
- C
- Country of Origin:
- Germany
MSRP $165.00Surplus $13.22 -
Contact Us For Quote
Eaton FAZ-C3/1-SP Miniature Circuit Breakers (MCBs) FAZ 1P 3A 277V 50/60Hz 1Ph EA
MSRP $138.83Surplus $12.15Eaton FAZ-C3/1-SP Miniature Circuit Breakers (MCBs) FAZ 1P 3A 277V 50/60Hz 1Ph EA​ ARCA SKU: C15-3753 Brand: Eaton MPN: FAZ-C3/1-SP UPC: 015081637564 Shipping Weight: 0.25 lbs. Shipping...- SKU:
- C15-3753
- Series:
- FAZ
- Type:
- Current Limiting
- Type:
- Thermal Magnetic
- Approval:
- UL 1077
- Approval:
- CSA C22.2
- Approval:
- CCC
- Size:
- 0.7 Inch Width x 3.15 Inch Height
- Volts:
- 277 VAC at 50/60 Hertz
- Volts:
- 48 VDC (UL/CSA)
- Amps:
- 32 A
- Poles:
- 1
- Mounting:
- DIN Rail
- Interrupting Rating:
- 10 kA at 277 VAC
- Interrupting Rating:
- 10 kA at 48 Volt DC (UL
- Interrupting Rating:
- CSA)
- Terminal Type:
- Screw
- Trip Setting:
- 5 to 10 x Rated Current
- Short Description:
- 277/480 VAC, 48 VDC, 3 A, 15 kA Interrupt Rating, 5 to 10 x Rated Current, 1-Pole, Screw Terminal, DIN Rail Mount, Current Limiting, Thermal Magnetic
- Catalog:
- Eaton_03771_V4T1_74_V4T1_75_V4T1_77_V4T1_85_V4T1_86_V4T1_88_V4T1_92_CAT.pdf
- TS PIK:
- 124653287
- Current Rating:
- 3 A
- Voltage Rating:
- 277 VAC, 48 VDC (UL/CSA)
- Number of Poles:
- 1
- Country of Origin:
- Germany
MSRP $138.83Surplus $12.15 -
Eaton FAZ-D3/1-NA-SP Miniature Circuit Breakers (MCBs) 1P 3A 277V EA
MSRP $159.40Surplus $26.80Eaton FAZ-D3/1-NA-SP Miniature Circuit Breakers (MCBs) 1P 3A 277V EA​ ARCA SKU: C15-2703 Brand: Eaton MPN: FAZ-D3/1-NA-SP UPC: 015081636457 Shipping Weight: 0.30 lbs. Shipping...- SKU:
- C15-2703
- Series:
- FAZ
- Type:
- LED
- Type:
- Gimbal
- Approval:
- UL 489
- Approval:
- CSA C22.2
- Approval:
- CCC
- Size:
- 0.7 Inch Width x 3.15 Inch Height
- Volts:
- 277 VAC at 50/60 Hertz
- Volts:
- 48 VDC (UL/CSA)
- Amps:
- 32 A
- Poles:
- 1
- Mounting:
- DIN Rail
- Interrupting Rating:
- 10 kA
- Interrupting Rating:
- 10 Kiloamp at 48 Volt DC (UL
- Terminal Type:
- Screw
- Trip Setting:
- 10 to 20 x Rated Current
- Short Description:
- 277 VAC, 48 VDC, 3 A, 10 kA Interrupt Rating, 10 to 20 x Rated Current, 1-Pole, Screw Terminal, DIN Rail Mount, Current Limiting, Thermal Magnetic
- Catalog:
- Eaton_03771_V4T1_47_V4T1_48_V4T1_53_V4T1_66-V4T1_68_V4T1_70_V4T1_72_CAT.pdf
- Installation/Operator:
- TopazLighting_00006_INST.pdf
- TS PIK:
- 124653177
- Voltage Rating:
- 277/480 VAC
- Number of Poles:
- 1
- Current Rating:
- 3 A
- Curve Type:
- D
- Country of Origin:
- Germany
MSRP $159.40Surplus $26.80 -
Eaton FAZ-S3/1 Miniature Circuit Breakers (MCBs) FAZ 1P 3A 230V 50/60Hz 1Ph
MSRP $210.00Surplus $21.02Eaton FAZ-S3/1 Miniature Circuit Breakers (MCBs) FAZ 1P 3A 230V 50/60Hz 1Ph​ ARCA SKU: C15-3145 Brand: Eaton MPN: FAZ-S3/1 UPC: 015082786087 Shipping Weight: 0.25 Shipping Height: 3.00 In...- SKU:
- C15-3145
- Approval:
- UL 1077
- Approval:
- UL (Canada and US)
- Approval:
- CSA C22.2
- Approval:
- CE
- Amps:
- 3 A
- Interrupting Rating:
- 10 kA
- Mounting:
- DIN Rail
- Poles:
- 1
- Size:
- 0.7 Inch Width x 2.36 Inch Depth x 3.15 Inch Height
- Terminal Type:
- Screw
- Trip Setting:
- 13 to 17 x Rated Current
- Type:
- Current Limiting
- Type:
- Thermal Magnetic
- Volts:
- 277/480 VAC
- Gauge:
- 18 to 4/18 to 8 AWG
- Short Description:
- 277/480 VAC 50/60 Hz, 3 A, 1-Pole, 10 kA, 13 to 17 x Rated Current, Line/Load Terminal, DIN Rail Mount, Standard Packaging, S-Curve, Current Limiting, Thermal Magnetic, Supplementary Protector
- Series:
- FAZ
- Catalog:
- Eaton_03771_V4T1_74-V4T1_92_CAT.pdf
- Current Rating:
- 3 A
- Number of Poles:
- 1
- Voltage Rating:
- 277/480 VAC
- Data Sheet:
- Eaton_54353_1-9_DATA.pdf
- Wire Size:
- 18 to 4/18 to 8 AWG
- Curve Type:
- S
- Country of Origin:
- Germany
MSRP $210.00Surplus $21.02
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