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
- Product
- Qty in Cart
- Price
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Cutler-Hammer BAB3100H Miniature Circuit Breakers (MCBs) 3P 100A 240V NULL EA
MSRP $651.15Surplus $105.00SKU: C15-1110 Brand: Cutler-Hammer MPN: BAB3100H UPC: 78667930400 Shipping Weight: 1.10 lbs. Shipping Height: 3.00 In. Shipping Length: 4.00 In. Shipping Width: 4.00...- SKU:
- C15-1110
- Series:
- BAB
- Type:
- Thermal Magnetic
- Type:
- Non-Interchangeable Trip
- Type:
- Miniature
- Approval:
- UL 489
- Approval:
- CSA
- Size:
- 3 Inch Width x 2.9 Inch Depth x 2.9 Inch Height
- Volts:
- 240 VAC
- Amps:
- 32 A
- Poles:
- 3
- Mounting:
- Bolt-On
- Interrupting Rating:
- 10000 A at 240 VAC
- Terminal Type:
- Steel Box Lug Standard Load
- Wire Size:
- 8 to 1/0 AWG Copper/Aluminum (Standard Load)
- Short Description:
- 240 VAC, 100 A, 10 kA, 3-Pole, Extended Tang Line/Box Lug Load Terminal, Bolt-On Mount, Thermal Magnetic, Miniature
- Catalog:
- Eaton_03771_V4T1_3_V4T1_11_V4T1_12_CAT.pdf
- TS PIK:
- 21508717
- Current Rating:
- 100 A
- Number of Poles:
- 3
- Voltage Rating:
- 240 VAC
- Country of Origin:
- Dominican Republic
MSRP $651.15Surplus $105.00 -
Siemens B3100 Miniature Circuit Breakers (MCBs) B 3P 100A 240V
MSRP $720.00Surplus $96.09SKU: C15-2266 Brand: Siemens MPN: B3100 UPC: Shipping Weight: 0.85 lbs. Shipping Height: 3.00 In. Shipping Length: 4.00 In. Shipping Width: 3.00 In. Product...- SKU:
- C15-2266
- Type:
- Molded Case
- Type:
- Branch
- Type:
- Common Trip
- Type:
- Thermal Magnetic
- Approval:
- UL 489
- Approval:
- CSA C22.2
- Volts:
- 240 VAC
- Amps:
- 32 A
- Used On:
- P1 Panelboard
- Poles:
- 3
- Interrupting Rating:
- 10 kA
- Application:
- Electrical Distribution
- Installation:
- Bolt-On
- Short Description:
- 240 VAC, 100 A, 10 kA, 3-Pole, Bolt-On Mount, Molded Case, Branch, Common Trip, Thermal Magnetic
- Catalog:
- SiemensAG_00876_5_18_5_19_CAT.pdf
- Data Sheet:
- SiemensAG_01604_1_DATA.pdf
- Number of Poles:
- 3
- Current Rating:
- 100 A
- Voltage Rating:
- 240 VAC
- Mounting:
- Bolt-On
- Series:
- B
- Country of Origin:
- Mexico
MSRP $720.00Surplus $96.09 -
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Eaton BAB3100H Miniature Circuit Breakers (MCBs) EA
MSRP $879.93Surplus $198.17SKU: C15-11043 Brand: Eaton MPN: BAB3100H UPC: Shipping Weight: 1.10 lbs. Shipping Height: 3.00 In. Shipping Length: 4.00 In. Shipping Width: 4.00 In. Product...- SKU:
- C15-11043
- TS PIK:
- 21508717
- Series:
- BAB
- Mounting:
- Bolt-On
- Short Description:
- 240 VAC, 100 A, 10 kA, 3-Pole, Extended Tang Line/Box Lug Load Terminal, Bolt-On Mount, Thermal Magnetic, Miniature, Circuit Breaker
- Voltage Rating:
- 240 VAC
- Type:
- Thermal Magnetic, Non-Interchangeable Trip, Miniature
- Size:
- 3 Inch Width x 2.9 Inch Depth x 2.9 Inch Height
- Catalog:
- Eaton_03771_V4T1_3_V4T1_11_V4T1_12_CAT.pdf
- Terminal Type:
- Steel Box Lug Standard Load
- Interrupting Rating:
- 10000 A at 240 VAC
- Number of Poles:
- 3
- Current Rating:
- 100 A
- Wire Size:
- 8 to 1/0 AWG Copper/Aluminum (Standard Load)
MSRP $879.93Surplus $198.17 -
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Crouse-Hinds QBHW2100H Miniature Circuit Breakers (MCBs)
MSRP $714.05Surplus $200.64Crouse-Hinds QBHW2100H Miniature Circuit Breakers (MCBs)​ ARCA SKU: C15-5770 Brand: Crouse-Hinds MPN: QBHW2100H UPC: Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping...- SKU:
- C15-5770
- TS PIK:
- 21505492
- Terminal Type:
- Extended Tang Line Terminal, Box Lug Load Terminal
- Type:
- Thermal Magnetic
- Current Rating:
- 100 A
- Number of Poles:
- 2
- Wire Size:
- 8 to 1/0 AWG (Aluminum/Copper, Load)
- Interrupting Rating:
- 22000 A at 240 VAC
- Voltage Rating:
- 240 VAC
- Mounting:
- Bolt-On
- Series:
- QBHW
- Short Description:
- 240 VAC, 100 A, 22 kA, 2-Pole, Extended Tang Line/Steel Box Lug Load Terminal, Bolt-On Mount, Thermal Magnetic, Miniature, Circuit Breaker
- Catalog:
- Eaton_03771_V4T1_12_CAT.pdf
MSRP $714.05Surplus $200.64 -
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Crouse-Hinds QBHW3100H Miniature Circuit Breakers (MCBs)
MSRP $996.58Surplus $244.70SKU: C15-5415 Brand: Crouse-Hinds MPN: QBHW3100H UPC: Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-5415
- TS PIK:
- 127112256
- Number of Poles:
- 3
- Terminal Type:
- Extended Tang Line, Box Lug Load
- Approval:
- UL 489, CSA
- Current Rating:
- 100 A
- Series:
- QBHW
- Catalog:
- Eaton_03771_V4T1_12_CAT.pdf
- Mounting:
- Bolt-On
- Type:
- Thermal Magnetic
- Wire Size:
- 8 to 1/0 AWG (Copper/Aluminum)
- Voltage Rating:
- 240 VAC
- Size:
- 2.9 Inch Length x 2.9 Inch Width x 3 Inch Height
- Interrupting Rating:
- 22 kA at 240 VAC
- Short Description:
- 240 VAC, 100 A, 22 kA, 3-Pole, Extended Tang Line/Steel Box Lug Load Terminal, Bolt-On Mount, Thermal Magnetic, Miniature, Circuit Breaker
MSRP $996.58Surplus $244.70 -
Eaton BAB2100H Miniature Circuit Breakers (MCBs) BAB 2P 100A 240V 50/60Hz 1Ph EA
MSRP $516.00Surplus $107.64SKU: C15-1072 Brand: Eaton MPN: BAB2100H UPC: 786679303023 Shipping Weight: 0.70 lbs. Shipping Height: 2.00 In. Shipping Length: 4.00 In. Shipping Width: 4.00 In...- SKU:
- C15-1072
- Series:
- BAB
- Type:
- Thermal Magnetic
- Approval:
- UL 489
- Approval:
- CSA
- Volts:
- 240 VAC
- Amps:
- 32 A
- Poles:
- 2
- Mounting:
- Bolt-On
- Interrupting Rating:
- 10000 A at 120/240 VAC
- Interrupting Rating:
- 5000 A at 24 to 48/62.5/80 VDC
- Terminal Type:
- Extended Tang Line Terminal
- Terminal Type:
- Box Lug Load Terminal
- Wire Size:
- 8 to 1/0 AWG (Aluminum/Copper
- Wire Size:
- Load)
- Short Description:
- 240 VAC, 100 A, 10 kA, 2-Pole, Extended Tang Line/Box Lug Load Terminal, Bolt-On Mount, Thermal Magnetic, Miniature
- Catalog:
- Eaton_03771_V4T1_3_V4T1_11_V4T1_12_CAT.pdf
- TS PIK:
- 21508702
- Current Rating:
- 100 A
- Number of Poles:
- 2
- Voltage Rating:
- 240 VAC
- Country of Origin:
- Dominican Republic
MSRP $516.00Surplus $107.64 -
Eaton BAB3100HS Miniature Circuit Breakers (MCBs) BA 3P 100A 240V 50/60Hz 3Ph EA
MSRP $1,073.84Surplus $396.24SKU: C15-3883 Brand: Eaton MPN: BAB3100HS UPC: 786679509722 Shipping Weight: 1.40 lbs. Shipping Height: 4.00 In. Shipping Length: 4.00 In. Shipping Width: 3.00 In...- SKU:
- C15-3883
- Series:
- BAB
- Type:
- Thermal Magnetic
- Approval:
- UL 489
- Approval:
- CSA
- Volts:
- 240 VAC
- Amps:
- 32 A
- Poles:
- 3
- Mounting:
- Bolt-On
- Interrupting Rating:
- 10000 A at 240 VAC
- Terminal Type:
- Extended Tang Line Terminal
- Terminal Type:
- Box Lug Load Terminal
- Wire Size:
- 8 to 1/0 AWG (Aluminum/Copper
- Wire Size:
- Load)
- Short Description:
- 240 VAC, 100 A, 10 kA, 3-Pole, Extended Tang Line/Box Lug Load Terminal, Bolt-On Mount, Shunt Trip, Thermal Magnetic, Miniature
- Catalog:
- Eaton_03771_V4T1_11_V4T1_12_V4T1_45_CAT.pdf
- Current Rating:
- 100 A
- Voltage Rating:
- 240 VAC
- Number of Poles:
- 3
- TS PIK:
- 107004142
- Country of Origin:
- Dominican Republic
MSRP $1,073.84Surplus $396.24 -
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Eaton CHB3100 Miniature Circuit Breakers (MCBs)
MSRP $798.00Surplus $215.46SKU: C15-15767 Brand: Eaton MPN: CHB3100 UPC: Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In. Product...- SKU:
- C15-15767
- Interrupting Rating:
- 10 kA at 240 VAC
- Catalog:
- Eaton_03653_V12T3_9_CAT.pdf
- Used On:
- CH Series Load Centre, PB Panel board
- Mounting:
- Bolt-On
- Voltage Rating:
- 240 VAC
- Approval:
- UL 489
- Current Rating:
- 100 A
- Series:
- CHB
- Short Description:
- 240 VAC, 100 A, 3-Pole, 10 kA, Bolt-On Mount, Molded Case Circuit Breaker
- Wire Size:
- 4 to 1/0 AWG
- Type:
- Molded Case
- Number of Poles:
- 3
MSRP $798.00Surplus $215.46 -
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Eaton QBHW2100H Miniature Circuit Breakers (MCBs)
MSRP $627.00Surplus $166.30SKU: C15-3359 Brand: Eaton MPN: QBHW2100H UPC: 786679152614 Shipping Weight: 0.80 lbs. Shipping Height: 4.50 In. Shipping Length: 3.90 In. Shipping Width: 2.20 In...- SKU:
- C15-3359
- Series:
- QBHW
- Type:
- Thermal Magnetic
- Approval:
- UL 489
- Approval:
- CSA
- Volts:
- 240 VAC
- Amps:
- 32 A
- Poles:
- 2
- Mounting:
- Bolt-On
- Interrupting Rating:
- 22000 A at 240 VAC
- Terminal Type:
- Extended Tang Line Terminal
- Terminal Type:
- Box Lug Load Terminal
- Wire Size:
- 8 to 1/0 AWG (Aluminum/Copper
- Wire Size:
- Load)
- Short Description:
- 240 VAC, 100 A, 22 kA, 2-Pole, Extended Tang Line/Steel Box Lug Load Terminal, Bolt-On Mount, Thermal Magnetic, Miniature
- Catalog:
- Eaton_03771_V4T1_12_CAT.pdf
- Current Rating:
- 100 A
- Number of Poles:
- 2
- Voltage Rating:
- 240 VAC
- TS PIK:
- 21505492
MSRP $627.00Surplus $166.30 -
Eaton QBHW3100H Miniature Circuit Breakers (MCBs) 3P 100A 240V EA
MSRP $996.58Surplus $84.78SKU: C15-4120 Brand: Eaton MPN: QBHW3100H UPC: 786679393659 Shipping Weight: 1.15 lbs. Shipping Height: 3.00 In. Shipping Length: 4.00 In. Shipping Width: 4.00 In...- SKU:
- C15-4120
- Series:
- QBHW
- Type:
- Thermal Magnetic
- Approval:
- UL 489
- Approval:
- CSA
- Size:
- 2.9 Inch Length x 2.9 Inch Width x 3 Inch Height
- Volts:
- 240 VAC
- Amps:
- 32 A
- Poles:
- 3
- Mounting:
- Bolt-On
- Interrupting Rating:
- 22 kA at 240 VAC
- Terminal Type:
- Extended Tang Line
- Terminal Type:
- Box Lug Load
- Wire Size:
- 8 to 1/0 AWG (Copper/Aluminum)
- Short Description:
- 240 VAC, 100 A, 22 kA, 3-Pole, Extended Tang Line/Steel Box Lug Load Terminal, Bolt-On Mount, Thermal Magnetic, Miniature
- Catalog:
- Eaton_03771_V4T1_12_CAT.pdf
- TS PIK:
- 21510616
- Current Rating:
- 100 A
- Number of Poles:
- 3
- Voltage Rating:
- 240 VAC
- Country of Origin:
- Dominican Republic
MSRP $996.58Surplus $84.78 -
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Square D QOM100VH Miniature Circuit Breakers (MCBs) QOM 2P 100A 120V 50/60Hz 1Ph
MSRP $201.00Surplus $134.40Square D QOM100VH Miniature Circuit Breakers (MCBs) QOM 2P 100A 120V 50/60Hz 1Ph​ ARCA SKU: C15-2182 Brand: Square D MPN: QOM100VH UPC: 785901004035 Shipping Weight: 1.28 Shipping...- SKU:
- C15-2182
- Series:
- QOM
- Type:
- Common Trip
- Type:
- Miniature
- Type:
- Standard
- Approval:
- UL
- Approval:
- CSA
- Size:
- 5 Inch Width x 3.47 Inch Depth x 5.09 Inch Height
- Volts:
- 240 VAC
- Amps:
- 32 A
- Used On:
- QO Load Center
- Poles:
- 2
- Mounting:
- Bolt-On
- Interrupting Rating:
- 22 kA
- Terminal Type:
- Box Lug
- Wire Size:
- 4 to 2/0 AWG (Copper/Aluminum)
- Short Description:
- 120/240 VAC 50/60 Hz, 100 A, 22 kA Interrupt, 2-Pole, Bolt-On Mount
- Catalog:
- SchneiderElectric-SquareD_03264_1_10_1_22_1_24_1_39_CAT.pdf
- Data Sheet:
- SchneiderElectric-SquareD_53489_1_2_DATA.pdf
- Installation/Operator:
- SchneiderElectric-SquareD_01265_INST.pdf
- Manufacturer Warranty:
- SchneiderElectric-SquareD_00002_WARR.pdf
- Number of Poles:
- 2
- Current Rating:
- 100 A
- Voltage Rating:
- 240 VAC
MSRP $201.00Surplus $134.40
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