
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 CSH2125N Main Breakers
MSRP $1,508.00Surplus $268.40SKU: C15-3268 Brand: Eaton MPN: CSH2125N UPC: 786685229126 Shipping Weight: 2.80 lbs. Shipping Height: 6.00 In. Shipping Length: 7.00 In. Shipping Width: 6.00 In...- SKU:
- C15-3268
- Series:
- CSH
- Type:
- Main
- Approval:
- UL 489
- Volts:
- 120/240 VAC
- Amps:
- 32 A
- Used On:
- ECB Unit Enclosure
- Poles:
- 2
- Interrupting Rating:
- 35 kA
- Installation:
- Bottom/Top
- Voltage Rating:
- 120/240 VAC
- Current Rating:
- 125 A
- Short Description:
- 120/240 VAC 60 Hz, 125 A, 35 kA, 2 AWG to 300 KCMIL, 2-Pole, Main, Circuit Breaker
- Number of Poles:
- 2
- Catalog:
- Eaton_36620_V1T1_11_V1T1_12_V1T4_38_CAT.pdf
- TS PIK:
- 120758350
MSRP $1,508.00Surplus $268.40 -
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Eaton CSH2150N Main Breakers CSH 2P 150A 240V 50/60Hz 1Ph
MSRP $1,508.00Surplus $464.61SKU: C15-1991 Brand: Eaton MPN: CSH2150N UPC: 782113099743 Shipping Weight: 2.65 lbs. Shipping Height: 6.00 In. Shipping Length: 7.00 In. Shipping Width: 6.00 In...- SKU:
- C15-1991
- Series:
- CSH
- Type:
- Thermal Magnetic
- Approval:
- UL 489
- Volts:
- 120/240 VAC
- Amps:
- 32 A
- Used On:
- ECB Unit Enclosure
- Poles:
- 2
- Interrupting Rating:
- 35 kA
- Installation:
- Bottom/Top
- Current Rating:
- 150 A
- Voltage Rating:
- 120/240 VAC
- Short Description:
- 120/240 VAC 60 Hz, 150 A, 35 kA, 2 AWG to 300 KCMIL, 2-Pole, Main, Circuit Breaker
- Catalog:
- Eaton_36620_V1T1_11_V1T1_12_V1T1_23_CAT.pdf
- Number of Poles:
- 2
MSRP $1,508.00Surplus $464.61 -
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Eaton CSR2100 Main Breakers EA
MSRP $755.97Surplus $255.37SKU: C15-5250 Brand: Eaton MPN: CSR2100 UPC: 782116061112 Shipping Weight: 2.80 lbs. Shipping Height: 5.00 In. Shipping Length: 5.00 In. Shipping Width: 7.00 In...- SKU:
- C15-5250
- Number of Poles:
- 2
- Voltage Rating:
- 120/240 VAC
- Short Description:
- 120/240 VAC, 100 A, 25 kA Interrupt Rating, 2-Pole, Load Lug Terminal, Main, Circuit Breaker Kit
- Series:
- CSR
- Current Rating:
- 100 A
- Catalog:
- Eaton_36620_V1T1_23_V1T4_38_CAT.pdf
- Interrupting Rating:
- 25 kA
- Type:
- Main
- Terminal Type:
- Load Lug
- Wire Size:
- 2 AWG to 300 KCMIL (Copper/Aluminum)
- Used On:
- CH Series Load Center
MSRP $755.97Surplus $255.37 -
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Eaton CSR2125N Main Breakers CSR 2P 125A 240V 50/60Hz 1Ph
MSRP $820.00Surplus $325.85Eaton CSR2125N Main Breakers CSR 2P 125A 240V 50/60Hz 1Ph​ ARCA SKU: C15-2334 Brand: Eaton MPN: CSR2125N UPC: 782114019733 Shipping Weight: 2.70 Shipping Height: 5.00 In. Shipping...- SKU:
- C15-2334
- Series:
- CSR
- Type:
- Main
- Volts:
- 120/240 VAC
- Amps:
- 32 A
- Used On:
- ECC Unit Enclosure
- Poles:
- 2
- Interrupting Rating:
- 25 kA
- Voltage Rating:
- 120/240 VAC
- Current Rating:
- 125 A
- Short Description:
- 120/240 VAC 60 Hz, 125 A, 25 kA, 2 AWG to 300 KCMIL, 2-Pole, Main, Circuit Breaker
- Catalog:
- Eaton_36620_V1T1_11_V1T1_12_V1T1_56_CAT.pdf
- Number of Poles:
- 2
MSRP $820.00Surplus $325.85 -
Eaton CSR2150N Main Breakers CSR 2P 150A 240V 50/60Hz 1Ph EA
MSRP $840.00Surplus $136.10Eaton CSR2150N Main Breakers CSR 2P 150A 240V 50/60Hz 1Ph EA​ ARCA SKU: C15-1531 Brand: Eaton MPN: CSR2150N UPC: 782113098449 Shipping Weight: 2.80 lbs. Shipping Height: 5.00 In...- SKU:
- C15-1531
- Series:
- CSR
- Type:
- Thermal Magnetic
- Volts:
- 120/240 V
- Amps:
- 32 A
- Used On:
- CH Series Load Center
- Poles:
- 2
- Interrupting Rating:
- 25 kA
- Wire Size:
- 2 AWG to 300 KCMIL (Copper/Aluminum)
- TS PIK:
- 111009768
- Current Rating:
- 150 A
- Number of Poles:
- 2
- Voltage Rating:
- 120/240 VAC
- Short Description:
- 120/240 VAC, 150 A, 25 kA Interrupt Rating, 2-Pole, Main, Circuit Breaker Kit
- Catalog:
- Eaton_36620_V1T1_11_V1T1_12_V1T1_23_V1T1_56_CAT.pdf
MSRP $840.00Surplus $136.10 -
Eaton CSR2175N Main Breakers CSR 2P 175A 240V 50/60Hz 1Ph
MSRP $1,450.00Surplus $357.46SKU: C15-3838 Brand: Eaton MPN: CSR2175N UPC: 782113098456 Shipping Weight: 2.80 lbs. Shipping Height: 5.00 In. Shipping Length: 7.00 In. Shipping Width: 5.00 In...- SKU:
- C15-3838
- Series:
- CSR
- Type:
- Main
- Volts:
- 120/240 VAC
- Amps:
- 32 A
- Used On:
- ECC Unit Enclosure
- Poles:
- 2
- Interrupting Rating:
- 25 kA
- Current Rating:
- 175 A
- Voltage Rating:
- 120/240 VAC
- Short Description:
- 120/240 VAC 60 Hz, 175 A, 25 kA, 2 AWG to 300 KCMIL, 2-Pole, Main, Circuit Breaker
- Number of Poles:
- 2
- Catalog:
- Eaton_36620_V1T1_11_V1T1_12_V1T1_56_CAT.pdf
MSRP $1,450.00Surplus $357.46 -
Eaton CSR2225N Main Breakers CSR 2P 225A 240V 50/60Hz 1Ph EA
MSRP $900.00Surplus $175.59Eaton CSR2225N Main Breakers CSR 2P 225A 240V 50/60Hz 1Ph EA​ ARCA SKU: C15-2257 Brand: Eaton MPN: CSR2225N UPC: 782114106242 Shipping Weight: 2.80 lbs. Shipping Height: 3.10 In...- SKU:
- C15-2257
- Type:
- Main
- Approval:
- UL 489
- Volts:
- 120/240 V
- Amps:
- 32 A
- Used On:
- CH Series Load Center
- Poles:
- 2
- Interrupting Rating:
- 25 kA
- Application:
- UL 489
- Installation:
- Top/Bottom
- TS PIK:
- 110158746
- Current Rating:
- 225 A
- Voltage Rating:
- 120/240 VAC
- Number of Poles:
- 2
- Short Description:
- 120/240 VAC 60 Hz, 225 A, 25 kA, 2 AWG to 300 KCMIL, 2-Pole, Main, Circuit Breaker
- Catalog:
- Eaton_36620_V1T1_11_V1T1_12_V1T1_23_CAT.pdf
- Series:
- CSR
MSRP $900.00Surplus $175.59 -
Eaton CTGPLK Circuit Breaker Accessories EA
MSRP $40.00Surplus $14.73Eaton CTGPLK Circuit Breaker Accessories EA​ ARCA SKU: C15-9379 Brand: Eaton MPN: CTGPLK UPC: Shipping Weight: 0.05 lbs. Shipping Height: 1.00 In. Shipping Length: 7.00...- SKU:
- C15-9379
- Short Description:
- Padlock kit for C-frame circuit breakers, enables secure lockout for safety during maintenance.
- Country of Origin:
- United Kingdom
MSRP $40.00Surplus $14.73 -
Eaton CTK400 Circuit Breaker Accessories
MSRP $1,634.59Surplus $621.15SKU: C15-9744 Brand: Eaton MPN: CTK400 UPC: 78667900170 Shipping Weight: 2.40 lbs. Shipping Height: 3.00 In. Shipping Length: 6.00 In. Shipping Width: 3.00 In...- SKU:
- C15-9744
- TS PIK:
- 110573355
- Short Description:
- EATON MOLDED CASE CIRCUIT BREAKER ACCESSORY SENSOR, NEUTRAL CURRENT SENSOR, 400
MSRP $1,634.59Surplus $621.15 -
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Eaton CUH1223C77G03 Circuit Breaker Accessories Handle Lock GB/GC Frame
MSRP $5.00Surplus $1.80Eaton CUH1223C77G03 Circuit Breaker Accessories Handle Lock GB/GC Frame​ ARCA SKU: C15-4660 Brand: Eaton MPN: CUH1223C77G03 UPC: Shipping Weight: 0.05 Shipping Height: 1.00 In. Shipping...- SKU:
- C15-4660
- Frame:
- GB/GC
MSRP $5.00Surplus $1.80 -
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Eaton CV2060XMM Molded Case Breakers (MCCBs) CV 2P 60A 240V 50/60Hz 2Ph
MSRP $1,926.00Surplus $810.53SKU: C15-4099 Brand: Eaton MPN: CV2060XMM UPC: 786685706405 Shipping Weight: 2.75 lbs. Shipping Height: 5.00 In. Shipping Length: 7.50 In. Shipping Width: 3.50 In...- SKU:
- C15-4099
- Frame Type:
- CV
- Voltage Rating:
- 240 V
- Current Rating:
- 60 A
- Number of Poles:
- 2
- Interrupting Rating:
- 65 kA
- Short Description:
- EATON TYPE CV MOLDED CASE CIRCUIT BREAKER,MOLDED CASE CIRCUIT BREAKER,60 A,65 KA
MSRP $1,926.00Surplus $810.53 -
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Eaton CV2125XMM Molded Case Breakers (MCCBs) CV 2P 125A 240V 50/60Hz 2Ph
MSRP $2,145.00Surplus $581.41SKU: C15-1868 Brand: Eaton MPN: CV2125XMM UPC: 786685706450 Shipping Weight: 3.20 lbs. Shipping Height: 6.00 In. Shipping Length: 8.00 In. Shipping Width: 5.00 In...- SKU:
- C15-1868
- Approval:
- UL 489
- Approval:
- CSA C22.2
- Amps:
- 125 A
- Interrupting Rating:
- 65 kA
- Mounting:
- Bolt-On
- Poles:
- 2
- Size:
- 3.5 Inch Width x 7.5 Inch Depth x 5 Inch Height
- Terminal Type:
- Load
- Type:
- Thermal Magnetic Trip
- Used On:
- 1MP/1MM/3MM 200 Amp Modular Metering Stack
- Volts:
- 120/240 V
- Gauge:
- 6 to 4/0 AWG Copper/Aluminum
- TS PIK:
- 125092845
- Number of Poles:
- 2
- Current Rating:
- 125 A
- Catalog:
- Eaton-CutlerHammer_00031_V1T4_88_V1T4_124_V1T4_125_V1T4_133_V1T4_134_CAT.pdf
- Voltage Rating:
- 120/240 V
- Short Description:
- EATON TYPE CV MOLDED CASE CIRCUIT BREAkER,MOLDED CASE CIRCUIT BREAkER,125 A,65 k
MSRP $2,145.00Surplus $581.41 -
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Eaton CV2150XMM Molded Case Breakers (MCCBs) CV 2P 150A 240V 50/60Hz 2Ph
MSRP $1,965.00Surplus $527.09SKU: C15-2279 Brand: Eaton MPN: CV2150XMM UPC: 786685706467 Shipping Weight: 3.15 lbs. Shipping Height: 4.00 In. Shipping Length: 8.00 In. Shipping Width: 6.00 In...- SKU:
- C15-2279
- Series:
- CV
- Volts:
- 240 V
- Amps:
- 150 A
- Poles:
- 2
- Frequency Rating:
- 50/60 Hz
- Short Description:
- EATON TYPE CV MOLDED CASE CIRCUIT BREAKER,MOLDED CASE CIRCUIT BREAKER,150 A,65 K
MSRP $1,965.00Surplus $527.09 -
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Eaton CV2200XMM Molded Case Breakers (MCCBs) CV 2P 200A 240V 50/60Hz 2Ph
MSRP $1,926.00Surplus $546.71SKU: C15-1874 Brand: Eaton MPN: CV2200XMM UPC: 786685706481 Shipping Weight: 3.20 lbs. Shipping Height: 4.00 In. Shipping Length: 8.00 In. Shipping Width: 6.00 In...- SKU:
- C15-1874
- Series:
- CV
- Volts:
- 240 V
- Amps:
- 200 A
- Poles:
- 2
- Frequency Rating:
- 50/60 Hz
- Short Description:
- EATON TYPE CV MOLDED CASE CIRCUIT BREAKER,MOLDED CASE CIRCUIT BREAKER,200 A,65 K
MSRP $1,926.00Surplus $546.71 -
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Eaton CV3150X Molded Case Breakers (MCCBs) CV 3P 150A 240V 50/60Hz 3Ph
MSRP $4,011.00Surplus $1,040.57SKU: C15-1962 Brand: Eaton MPN: CV3150X UPC: 786685704685 Shipping Weight: 4.40 lbs. Shipping Height: 5.00 In. Shipping Length: 7.50 In. Shipping Width: 5.00 In...- SKU:
- C15-1962
- Series:
- CV
- Volts:
- 240 V
- Amps:
- 150 A
- Poles:
- 3
- Frequency Rating:
- 50/60 Hz
- Short Description:
- Type CV Molded Case Circuit Breaker,Molded case circuit breaker,150 A,65 kAIC,Three-pole,#6 - 4/0 Al/Cu,CV,#4/0 kcmil maximum load
- Current Rating:
- 150 A
- Number of Poles:
- 3
MSRP $4,011.00Surplus $1,040.57 -
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Eaton CV3225X Molded Case Breakers (MCCBs) CV 3P 225A 240V 50/60Hz 3Ph
MSRP $4,764.00Surplus $1,086.01SKU: C15-2571 Brand: Eaton MPN: CV3225X UPC: 786685704715 Shipping Weight: 4.40 lbs. Shipping Height: 5.00 In. Shipping Length: 8.00 In. Shipping Width: 5.00 In...- SKU:
- C15-2571
- Series:
- CV
- Volts:
- 240 V
- Amps:
- 225 A
- Poles:
- 3
- Frequency Rating:
- 50/60 Hz
- Short Description:
- Type CV Molded Case Circuit Breaker,Molded case circuit breaker,225 A,42 kAIC,Three-pole,#6 - 4/0 Al/Cu,CV,#4/0 kcmil maximum load
- Current Rating:
- 225 A
- Number of Poles:
- 3
- Interrupting Rating:
- 42 kA
MSRP $4,764.00Surplus $1,086.01 -
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Eaton CVH2125XMM Molded Case Breakers (MCCBs) CVH 2P 125A 240V 50/60Hz 2Ph
MSRP $2,278.00Surplus $676.42SKU: C15-3873 Brand: Eaton MPN: CVH2125XMM UPC: 786685707013 Shipping Weight: 3.10 lbs. Shipping Height: 4.00 In. Shipping Length: 8.00 In. Shipping Width: 6.00 In...- SKU:
- C15-3873
- Approval:
- UL
- Approval:
- CSA C22.2
- Amps:
- 125 A
- Interrupting Rating:
- 100 kA
- Mounting:
- Bolt-On
- Poles:
- 2
- Size:
- 3.5 Inch Width x 7.5 Inch Depth x 5 Inch Height
- Terminal Type:
- 4/0 KCMIL Load
- Used On:
- 1MP Meter Pack
- Used On:
- 1MM Residential Meter Stack and 3MM Three-Phase In Single-Phase Out Meter Stack
- Gauge:
- 6 to 4/0 AWG Aluminum/Copper
- Short Description:
- 125 A, 100 kA Interrupt, 2-Pole, 6 to 4/0 AWG Copper/Aluminum Terminal, Bolt-On Mount, Tenant Main Molded Case Circuit Breaker with Mounting Kit
- Specification/Technical:
- EatonCorp_00369_1_2_SPEC.pdf
- TS PIK:
- 125092901
- Catalog:
- EatonCorp_00272_V1T4_88_V1T4_125_V1T4_134_CAT.pdf
- Number of Poles:
- 2
- Current Rating:
- 125 A
MSRP $2,278.00Surplus $676.42 -
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Eaton CVH2150XMM Molded Case Breakers (MCCBs) CVH 2P 150A 240V 50/60Hz 2Ph
MSRP $2,189.00Surplus $597.98SKU: C15-2591 Brand: Eaton MPN: CVH2150XMM UPC: 786685707020 Shipping Weight: 2.75 lbs. Shipping Height: 4.00 In. Shipping Length: 8.00 In. Shipping Width: 4.00 In...- SKU:
- C15-2591
- Series:
- CV
- Volts:
- 240 V
- Amps:
- 150 A
- Poles:
- 2
- Frequency Rating:
- 50/60 Hz
- Short Description:
- EATON TYPE CV MOLDED CASE CIRCUIT BREAKER,MOLDED CASE CIRCUIT BREAKER,150 A,100
- Number of Poles:
- 2
- Current Rating:
- 150 A
MSRP $2,189.00Surplus $597.98 -
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Eaton CVH3200X Molded Case Breakers (MCCBs) CVH 3P 200A 240V 50/60Hz 3Ph
MSRP $4,695.00Surplus $1,205.22SKU: C15-2834 Brand: Eaton MPN: CVH3200X UPC: 786685705149 Shipping Weight: 4.40 lbs. Shipping Height: 5.00 In. Shipping Length: 7.70 In. Shipping Width: 5.00 In...- SKU:
- C15-2834
- Frame Type:
- CV
- Voltage Rating:
- 120/240 VAC
- Current Rating:
- 32 A
- Number of Poles:
- 3
- Interrupting Rating:
- 100 kA
- Type:
- Thermal Magnetic
- Size:
- 6 to 4/0 AWG (Aluminum/Copper)
- Short Description:
- 120/240 VAC, 200 A, 100 kA, 3-Pole, Bolt-On Mount, Thermal Magnetic, Main Tenant
- Catalog:
- Eaton_36620_V1T4_125_V1T4_134_CAT.pdf
- Specification/Technical:
- Eaton_27764_1_SPEC.pdf
- Series:
- CV
MSRP $4,695.00Surplus $1,205.22 -
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Eaton CVS2100XMM Molded Case Breakers (MCCBs) CVS 2P 100A 240V 50/60Hz 2Ph
MSRP $1,727.00Surplus $617.12SKU: C15-1963 Brand: Eaton MPN: CVS2100XMM UPC: 786685705880 Shipping Weight: 2.95 lbs. Shipping Height: 4.00 In. Shipping Length: 8.00 In. Shipping Width: 6.00 In...- SKU:
- C15-1963
- Series:
- CV
- Volts:
- 240 V
- Amps:
- 100 A
- Poles:
- 2
- Frequency Rating:
- 50/60 Hz
- Short Description:
- Type CV Molded Case Circuit Breaker,Molded case circuit breaker,100 A,42 kAIC,Two-pole,#6 - 4/0 Al/Cu,CV,#4/0 kcmil maximum load,Includes mounting kit
- Current Rating:
- 100 A
- Number of Poles:
- 2
MSRP $1,727.00Surplus $617.12
Disclaimer: ARCA Supply is not an authorized distributor, reseller or representative of any manufacturer, brand or product listed. All product names, trademarks, brands and logos are the property of their respective owners. The depiction, description or sale of products featuring these names, trademarks, brands and logos is for identification purposes only and is not intended to indicate any affiliation with or authorization by any rights holder. All items sold by ARCA Supply are covered under ARCA Supply's warranty and not the manufacturer warranty.