
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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Eaton CHB3090 Miniature Circuit Breakers (MCBs)
MSRP $1,000.56Surplus $270.15SKU: C15-19164 Brand: Eaton MPN: CHB3090 UPC: Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In. Product...- SKU:
- C15-19164
- Short Description:
- 240 VAC, 90 A, 3-Pole, 10 kA, Bolt-On Mount, Molded Case Circuit Breaker
- Wire Size:
- 4 to 1/0 AWG
- Interrupting Rating:
- 10 kA at 240 VAC
- Current Rating:
- 90 A
- Series:
- CHB
- Catalog:
- Eaton_03653_V12T3_9_CAT.pdf
- Mounting:
- Bolt-On
- Used On:
- CH Series Load Centre, PB Panel board
- Approval:
- UL 489
- Type:
- Molded Case
- Voltage Rating:
- 240 VAC
- Number of Poles:
- 3
MSRP $1,000.56Surplus $270.15 -
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Eaton CHB3100 Miniature Circuit Breakers (MCBs)
MSRP $1,086.32Surplus $293.31SKU: 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 $1,086.32Surplus $293.31 -
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Eaton CHB315 Miniature Circuit Breakers (MCBs)
MSRP $536.32Surplus $144.80SKU: C15-15769 Brand: Eaton MPN: CHB315 UPC: 78211311257 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-15769
- Current Rating:
- 15 A
- Mounting:
- Bolt-On
- Number of Poles:
- 3
- Voltage Rating:
- 240 V
- Short Description:
- 240 V, 15 A, 10 kA, 3-Pole, Bolt-On Mount, Thermal Magnetic, Molded Case, Circuit Breaker
- Type:
- Molded Case
- Series:
- CHB
- Used On:
- Type PB Panelboard
MSRP $536.32Surplus $144.80 -
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Eaton CHB370 Miniature Circuit Breakers (MCBs)
MSRP $2,348.15Surplus $634.00SKU: C15-15773 Brand: Eaton MPN: CHB370 UPC: Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In. Product...- SKU:
- C15-15773
- Number of Poles:
- 3
- Voltage Rating:
- 240 VAC
- Short Description:
- 240 VAC, 70 A, 3-Pole, 10 kA, Bolt-On Mount, Molded Case Circuit Breaker
- Current Rating:
- 70 A
- Interrupting Rating:
- 10 kA at 240 VAC
- Catalog:
- Eaton_03653_V12T3_9_CAT.pdf
- Mounting:
- Bolt-On
- Series:
- CHB
- Wire Size:
- 14 to 8 AWG
- Type:
- Molded Case
- Approval:
- UL 489
- Used On:
- CH Series Load Centre, PB Panel board
MSRP $2,348.15Surplus $634.00 -
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Eaton CHH3100 Miniature Circuit Breakers (MCBs)
MSRP $6,115.05Surplus $1,651.07SKU: C15-15789 Brand: Eaton MPN: CHH3100 UPC: 78211313251 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-15789
- Short Description:
- 208 Star/120 VAC, 100 A, 100 kA, 3-Pole, Bolt-On Mount, Main Tenant, Circuit Breaker
- Series:
- CHH
- Number of Poles:
- 3
- Current Rating:
- 100 A
- Interrupting Rating:
- 100 kA
- Voltage Rating:
- 208 VAC Star/120 VAC
- Used On:
- 37 MM/37SS Series Modular Meter Stack
- Catalog:
- Eaton_36620_V1T4_124_V1T4_125_V1T4_133_V1T4_134_CAT.pdf
- Mounting:
- Bolt-On
- Installation/Operator:
- Eaton_00418_INST.pdf
MSRP $6,115.05Surplus $1,651.07 -
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Eaton CHH3100H4X Molded Case Breakers (MCCBs) CHH 3P 100A 240V 50/60Hz 3Ph
MSRP $6,466.18Surplus $1,070.42SKU: C15-2926 Brand: Eaton MPN: CHH3100H4X UPC: 782113032191 Shipping Weight: 5.30 lbs. Shipping Height: 4.00 In. Shipping Length: 8.00 In. Shipping Width: 5.00 In...- SKU:
- C15-2926
- Series:
- CHH
- Volts:
- 208 VAC Star/120 VAC
- Amps:
- 32 A
- Used On:
- 37 MM/37SS Series Modular Meter Stack
- Poles:
- 3
- Mounting:
- Bolt-On
- Interrupting Rating:
- 42 kA
- Short Description:
- 208 Star/120 VAC, 100 A, 42 kA, 3-Pole, Bolt-On Mount, Main Tenant
- Catalog:
- Eaton_36620_V1T4_124_V1T4_125_V1T4_133_V1T4_134_CAT.pdf
- Installation/Operator:
- Eaton_00418_INST.pdf
- Manufacturer Warranty:
- Eaton_00009_WARR.pdf
- Current Rating:
- 100 A
- Voltage Rating:
- 208 VAC Star/120 VAC
- Number of Poles:
- 3
MSRP $6,466.18Surplus $1,070.42 -
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Eaton CHH3125 Miniature Circuit Breakers (MCBs)
MSRP $6,780.64Surplus $1,830.77SKU: C15-15790 Brand: Eaton MPN: CHH3125 UPC: 78211313250 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-15790
- Short Description:
- CHH3125TYPE CCH BOLT-ON CIRCUIT BREAKER
- Current Rating:
- 125 A
- Number of Poles:
- 3
- Mounting:
- Bolt-On
- Interrupting Rating:
- 100 kA
- Used On:
- 37MMRCBK Retrofit Mounting Hardware, 37SS Commercial Modular Meter Stack
MSRP $6,780.64Surplus $1,830.77 -
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Eaton CHH3125H2X Miniature Circuit Breakers (MCBs)
MSRP $4,689.68Surplus $1,266.21SKU: C15-15791 Brand: Eaton MPN: CHH3125H2X UPC: 78211303206 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-15791
- Number of Poles:
- 3
- Mounting:
- Bolt-On
- Catalog:
- EatonCorp_00276_1_CAT.pdf
- Current Rating:
- 125 A
- Short Description:
- 125 A, 25 kA Interrupt, 3-Pole, Bolt-On Mount, Tenant Main Circuit Breaker
- Used On:
- 37MMRCBK Retrofit Mounting Hardware, 37SS Commercial Modular Meter Stack
- Interrupting Rating:
- 25 kA
MSRP $4,689.68Surplus $1,266.21 -
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Eaton CHH3175 Miniature Circuit Breakers (MCBs)
MSRP $7,063.79Surplus $1,907.22SKU: C15-15794 Brand: Eaton MPN: CHH3175 UPC: 78211313248 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-15794
- Short Description:
- CHH3175TYPE CCH BOLT-ON CIRCUIT BREAKER
- Used On:
- 37MMRCBK Retrofit Mounting Hardware, 37SS Commercial Modular Meter Stack
- Current Rating:
- 175 A
- Number of Poles:
- 3
- Mounting:
- Bolt-On
- Interrupting Rating:
- 100 kA
MSRP $7,063.79Surplus $1,907.22 -
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Eaton CHH3200 Molded Case Breakers (MCCBs)
MSRP $2,855.86Surplus $807.67SKU: U00-7940 Brand: Eaton MPN: CHH3200 UPC: 78211313247 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- U00-7940
- Voltage Rating:
- 208 VAC Star/120 VAC
- Series:
- CHH
- Catalog:
- Eaton_36620_V1T4_124_V1T4_125_V1T4_133_V1T4_134_CAT.pdf
- Short Description:
- 208 Star/120 VAC, 200 A, 100 kA, 3-Pole, Bolt-On Mount, Main Tenant, Circuit Breaker
- Interrupting Rating:
- 100 kA
- Mounting:
- Bolt-On
- Current Rating:
- 200 A
- Installation/Operator:
- Eaton_00418_INST.pdf
- Used On:
- 37 MM/37SS Series Modular Meter Stack
- Number of Poles:
- 3
MSRP $2,855.86Surplus $807.67 -
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Eaton CHH3200H4X Molded Case Breakers (MCCBs)
MSRP $5,920.29Surplus $1,169.60SKU: U00-7941 Brand: Eaton MPN: CHH3200H4X UPC: 78211303223 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- U00-7941
- Series:
- CHH
- Short Description:
- 208 Star/120 VAC, 200 A, 42 kA, 3-Pole, Bolt-On Mount, Main Tenant, Circuit Breaker
- Number of Poles:
- 3
- Voltage Rating:
- 208 VAC Star/120 VAC
- Interrupting Rating:
- 42 kA
- Mounting:
- Bolt-On
- Installation/Operator:
- Eaton_00418_INST.pdf
- Used On:
- 37 MM/37SS Series Modular Meter Stack
- Current Rating:
- 200 A
- Catalog:
- Eaton_36620_V1T4_124_V1T4_125_V1T4_133_V1T4_134_CAT.pdf
MSRP $5,920.29Surplus $1,169.60 -
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Eaton CHH3225H2X Miniature Circuit Breakers (MCBs)
MSRP $4,508.63Surplus $1,217.33SKU: C15-15796 Brand: Eaton MPN: CHH3225H2X UPC: 78211303212 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-15796
- Number of Poles:
- 3
- Short Description:
- CHH3225H2XTYPE CCH BOLT-ON CIRCUIT BREAKER
- Interrupting Rating:
- 25 kA
- Used On:
- 37MMRCBK Retrofit Mounting Hardware, 37SS Commercial Modular Meter Stack
- Mounting:
- Bolt-On
- Current Rating:
- 225 A
MSRP $4,508.63Surplus $1,217.33 -
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Eaton CHH3225H4X Miniature Circuit Breakers (MCBs)
MSRP $2,340.07Surplus $631.82SKU: C15-15797 Brand: Eaton MPN: CHH3225H4X UPC: 78211303224 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-15797
- Short Description:
- CHH3225H4XTYPE CCH BOLT-ON CIRCUIT BREAKER
- Interrupting Rating:
- 42 kA
- Number of Poles:
- 3
- Current Rating:
- 225 A
- Mounting:
- Bolt-On
- Used On:
- 37MMRCBK Retrofit Mounting Hardware, 37SS Commercial Modular Meter Stack
MSRP $2,340.07Surplus $631.82 -
Eaton QBHW3015H Miniature Circuit Breakers (MCBs) 3P 15A EA
MSRP $938.98Surplus $62.55Eaton QBHW3015H Miniature Circuit Breakers (MCBs) 3P 15A EA​ ARCA SKU: C15-3311 Brand: Eaton MPN: QBHW3015H UPC: 78667939315 Shipping Weight: 1.10 lbs. Shipping Height: 3.00 In...- SKU:
- C15-3311
- Series:
- QBHW
- Type:
- Thermal Magnetic
- Approval:
- UL 489
- Approval:
- CSA
- Volts:
- 240 VAC
- Amps:
- 32 A
- Poles:
- 3
- Mounting:
- Bolt-On
- Interrupting Rating:
- 22000 A at 240 VAC
- Terminal Type:
- Extended Tang Line Terminal
- Terminal Type:
- Box Lug Load Terminal
- Wire Size:
- 14 to 4 AWG Aluminum/Copper (Load)
- Short Description:
- 240 VAC, 15 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:
- 21510604
- Voltage Rating:
- 240 VAC
- Current Rating:
- 15 A
- Number of Poles:
- 3
- Country of Origin:
- Dominican Republic
MSRP $938.98Surplus $62.55 -
Eaton QBHW3020H Molded Case Breakers (MCCBs)
MSRP $938.98Surplus $156.60SKU: C15-1528 Brand: Eaton MPN: QBHW3020H UPC: 78667939320 Shipping Weight: 1.05 lbs. Shipping Height: 3.00 In. Shipping Length: 4.00 In. Shipping Width: 4.00 In...- SKU:
- C15-1528
- Series:
- QBHW
- Type:
- Molded Case
- Type:
- Thermal Magnetic
- Approval:
- UL
- Approval:
- CSA
- Size:
- 3.8 Inch Length x 3.2 Inch Width x 4.7 Inch Height
- Volts:
- 240 VAC
- Amps:
- 32 A
- Poles:
- 3
- Mounting:
- Bolt-On
- Interrupting Rating:
- 22 kA
- Terminal Type:
- Extended Tang Line Terminal
- Terminal Type:
- Box Lug Load Terminal
- Wire Size:
- 8 to 1/0 AWG (Copper/Aluminum)
- Short Description:
- 240 VAC, 20 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
- Data Sheet:
- Eaton_07831_1-3_DATA.pdf
- Installation/Operator:
- Eaton_00091_INST.pdf
- TS PIK:
- 21510605
- Voltage Rating:
- 240 VAC
- Current Rating:
- 20 A
- Number of Poles:
- 3
- Country of Origin:
- Dominican Republic
MSRP $938.98Surplus $156.60 -
Eaton QBHW3025H Miniature Circuit Breakers (MCBs) QBHW 3P 25A 240V 50/60Hz 3Ph EA
MSRP $999.09Surplus $82.78Eaton QBHW3025H Miniature Circuit Breakers (MCBs) QBHW 3P 25A 240V 50/60Hz 3Ph EA​ ARCA SKU: C15-2574 Brand: Eaton MPN: QBHW3025H UPC: 786679393253 Shipping Weight: 1.05 lbs. Shipping...- SKU:
- C15-2574
- Series:
- QBHW
- Type:
- Compact
- Approval:
- UL 489
- Approval:
- CSA
- Volts:
- 240 VAC
- Amps:
- 32 A
- Poles:
- 3
- Mounting:
- Bolt-On
- Interrupting Rating:
- 22000 A at 240 VAC
- Terminal Type:
- Extended Tang Line Terminal
- Terminal Type:
- Box Lug Load Terminal
- Wire Size:
- 14 to 4 AWG Aluminum/Copper (Load)
- Short Description:
- 240 VAC, 25 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
- Data Sheet:
- Eaton-Bussmann_00570_1-12_DATA.pdf
- TS PIK:
- 21510606
- Current Rating:
- 25 A
- Number of Poles:
- 3
- Voltage Rating:
- 240 VAC
- Country of Origin:
- Dominican Republic
MSRP $999.09Surplus $82.78 -
Eaton QBHW3030H Miniature Circuit Breakers (MCBs)
MSRP $938.98Surplus $70.34Eaton QBHW3030H Miniature Circuit Breakers (MCBs)​ ARCA SKU: C15-3348 Brand: Eaton MPN: QBHW3030H UPC: 78667939330 Shipping Weight: 1.10 lbs. Shipping Height: 3.00 In. Shipping...- SKU:
- C15-3348
- Series:
- QBHW
- Type:
- Thermal Magnetic
- Approval:
- UL 489
- Approval:
- CSA
- Volts:
- 240 VAC
- Amps:
- 32 A
- Poles:
- 3
- Mounting:
- Bolt-On
- Interrupting Rating:
- 22000 A at 240 VAC
- Terminal Type:
- Extended Tang Line Terminal
- Terminal Type:
- Box Lug Load Terminal
- Wire Size:
- 14 to 4 AWG Aluminum/Copper (Load)
- Short Description:
- 240 VAC, 30 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:
- 21510607
- Current Rating:
- 30 A
- Voltage Rating:
- 240 VAC
- Number of Poles:
- 3
- Country of Origin:
- Dominican Republic
MSRP $938.98Surplus $70.34 -
Eaton QBHW3060H Miniature Circuit Breakers (MCBs) 3P 60A 240V EA
MSRP $938.98Surplus $228.41SKU: C15-2809 Brand: Eaton MPN: QBHW3060H UPC: 78667939350 Shipping Weight: 1.10 lbs. Shipping Height: 3.00 In. Shipping Length: 4.00 In. Shipping Width: 4.00 In...- SKU:
- C15-2809
- Series:
- QBHW
- Type:
- Thermal Magnetic
- Approval:
- UL 489
- Approval:
- CSA
- 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, 60 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:
- 21510612
- Number of Poles:
- 3
- Current Rating:
- 60 A
- Voltage Rating:
- 240 VAC
- Country of Origin:
- Dominican Republic
MSRP $938.98Surplus $228.41 -
Eaton QBHW3090H Miniature Circuit Breakers (MCBs) QBHW 3P 90A 240V 50/60Hz 3Ph
MSRP $1,366.75Surplus $201.64SKU: C15-2714 Brand: Eaton MPN: QBHW3090H UPC: 786679393604 Shipping Weight: 1.10 lbs. Shipping Height: 4.00 In. Shipping Length: 4.00 In. Shipping Width: 3.00 In...- SKU:
- C15-2714
- Approval:
- UL 489
- Approval:
- CSA
- Amps:
- 90 A
- Interrupting Rating:
- 22000 A at 240 VAC
- Mounting:
- Bolt-On
- Poles:
- 3
- Size:
- 3.2 Inch Width x 3.9 Inch Depth x 4.8 Inch Height
- Terminal Type:
- Steel Box Lug Standard Load
- Type:
- Thermal Magnetic
- Type:
- Non-Interchangeable Trip
- Type:
- Miniature
- Volts:
- 240 VAC
- Gauge:
- 8 to 1/0 AWG Copper/Aluminum (Standard Load)
- Voltage Rating:
- 240 VAC
- Number of Poles:
- 3
- Catalog:
- Eaton_03771_V4T1_3-V4T1_46_CAT.pdf
- Wire Size:
- 8 to 1/0 AWG Copper/Aluminum (Standard Load)
- Current Rating:
- 90 A
- Short Description:
- QUICKLAG INDUSTRIAL THERMAL-MAGNETIC CIRCUIT BREAKER, THREE-POLE, 90A, 22 kAIC,
- Country of Origin:
- Dominican Republic
MSRP $1,366.75Surplus $201.64 -
Eaton QBHW3100H Miniature Circuit Breakers (MCBs) 3P 100A 240V EA
MSRP $1,356.64Surplus $118.39SKU: 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 $1,356.64Surplus $118.39
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