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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Eaton CHF115ST Miniature Circuit Breakers (MCBs) CHF 1P 15A 240V 50/60Hz 1Ph Shunt Trip
MSRP $408.00Surplus $128.38Eaton CHF115ST Miniature Circuit Breakers (MCBs) CHF 1P 15A 240V 50/60Hz 1Ph Shunt Trip​ ARCA SKU: C15-3469 Brand: Eaton MPN: CHF115ST UPC: 786685708294 Shipping Weight: 0.50 Shipping...- SKU:
- C15-3469
- Series:
- CHF
- Volts:
- 240 V
- Amps:
- 15 A
- Poles:
- 1
- Frequency Rating:
- 50/60 Hz
- Short Description:
- EATON CH THERMAL MAGNETIC CIRCUIT BREAKER,TYPE CHF PLUG-ON CIRCUIT BREAKER,15 A,
MSRP $408.00Surplus $128.38 -
Eaton CHF120 Miniature Circuit Breakers (MCBs) 1P 20A EA
MSRP $41.00Surplus $8.60Eaton CHF120 Miniature Circuit Breakers (MCBs) 1P 20A EA​ ARCA SKU: C15-5696 Brand: Eaton MPN: CHF120 UPC: Shipping Weight: 0.25 lbs. Shipping Height: 1.00 In. Shipping...- SKU:
- C15-5696
- TS PIK:
- 123562706
- Series:
- CHF
- Voltage Rating:
- 120/240 VAC
- Type:
- Thermal Magnetic, Switching Duty
- Short Description:
- 120/240 VAC, 20 A, 10 kA, 1-Pole, Plug-On Mount, Thermal Magnetic, Mechanical Trip Flag, Circuit Breaker
- Mounting:
- Plug-On
- Installation/Operator:
- Eaton_00008_INST.pdf
- Used On:
- CH Load Center
- Size:
- 0.75 Inch Width x 3 Inch Depth x 3 Inch Height
- Interrupting Rating:
- 10 kA
- Current Rating:
- 20 A
- Number of Poles:
- 1
- Wire Size:
- (1) 14 to 8 AWG, (2) 14 to 10 AWG Copper/Aluminum
- Catalog:
- Eaton_36601_V1T1_35_V1T1_36_CAT.pdf
- Country of Origin:
- Dominican Republic
MSRP $41.00Surplus $8.60 -
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Eaton CHF125CS Miniature Circuit Breakers (MCBs) CHF 1P 25A 240V 50/60Hz 1Ph
MSRP $55.00Surplus $16.19Eaton CHF125CS Miniature Circuit Breakers (MCBs) CHF 1P 25A 240V 50/60Hz 1Ph​ ARCA SKU: C15-2515 Brand: Eaton MPN: CHF125CS UPC: 786685683232 Shipping Weight: 0.40 Shipping Height: 6.50 In...- SKU:
- C15-2515
- Series:
- CHF
- Volts:
- 240 V
- Amps:
- 25 A
- Poles:
- 1
- Frequency Rating:
- 50/60 Hz
- Short Description:
- EATON CH THERMAL MAGNETIC CIRCUIT BREAKER,TYPE CHF 3/4-INCH STANDARD CIRCUIT BRE
MSRP $55.00Surplus $16.19 -
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Eaton CHF150CS Miniature Circuit Breakers (MCBs) CHF 1P 50A 240V 50/60Hz 1Ph
MSRP $55.00Surplus $17.07Eaton CHF150CS Miniature Circuit Breakers (MCBs) CHF 1P 50A 240V 50/60Hz 1Ph​ ARCA SKU: C15-2507 Brand: Eaton MPN: CHF150CS UPC: 786685532264 Shipping Weight: 0.30 Shipping Height: 1.13 In...- SKU:
- C15-2507
- Series:
- CHF
- Volts:
- 240 V
- Amps:
- 50 A
- Poles:
- 1
- Frequency Rating:
- 50/60 Hz
- Short Description:
- EATON CH THERMAL MAGNETIC CIRCUIT BREAKER,TYPE CHF 3/4-INCH STANDARD CIRCUIT BRE
MSRP $55.00Surplus $17.07 -
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Eaton CHF220ST Miniature Circuit Breakers (MCBs) CHF 2P 20A 240V 50/60Hz 1Ph Shunt Trip
MSRP $480.00Surplus $161.01Eaton CHF220ST Miniature Circuit Breakers (MCBs) CHF 2P 20A 240V 50/60Hz 1Ph Shunt Trip​ ARCA SKU: C15-2670 Brand: Eaton MPN: CHF220ST UPC: 786685708379 Shipping Weight: 0.75 Shipping...- SKU:
- C15-2670
- Approval:
- UL 67/489/E11713/E8741/E3624/E51287
- Approval:
- CSA LR87196
- Amps:
- 20 A
- Interrupting Rating:
- 10 kA
- Mounting:
- Plug-On
- Poles:
- 2
- Size:
- 3.5 Inch Width x 3.563 Inch Depth x 6 Inch Height
- Terminal Type:
- Thermal Magnetic
- Used On:
- CH Load Center
- Volts:
- 120/240 VAC
- Gauge:
- (1) 14 to 8 AWG
- Gauge:
- (2) 14 to 10 AWG Copper/Aluminum
- Voltage Rating:
- 120/240 VAC
- Current Rating:
- 20 A
- Number of Poles:
- 2
- Wire Size:
- (1) 14 to 8 AWG, (2) 14 to 10 AWG Copper/Aluminum
- Catalog:
- Eaton-CutlerHammer_00031_V1T1_3-V1T1_43_CAT.pdf
- Type:
- Thermal Magnetic
- Short Description:
- EATON CH THERMAL MAGNETIC CIRCUIT BREAKER,TYPE CHF PLUG-ON CIRCUIT BREAKER,20 A,
MSRP $480.00Surplus $161.01 -
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Eaton CHF220SW Miniature Circuit Breakers (MCBs) CHF 2P 20A 240V 50/60Hz 1Ph
MSRP $195.00Surplus $53.85Eaton CHF220SW Miniature Circuit Breakers (MCBs) CHF 2P 20A 240V 50/60Hz 1Ph​ ARCA SKU: C15-3776 Brand: Eaton MPN: CHF220SW UPC: 786680117190 Shipping Weight: 0.65 Shipping Height: 4.00 In...- SKU:
- C15-3776
- Approval:
- UL 67/489/E11713/E8741/E3624/E51287
- Approval:
- CSA LR87196
- Amps:
- 20 A
- Interrupting Rating:
- 10 Kiloamp
- Mounting:
- Plug-On
- Poles:
- 2
- Size:
- 5 Inch Width x 1.5 Inch Depth x 3.5 Inch Height
- Terminal Type:
- Thermal Magnetic
- Type:
- Switching Neutral
- Used On:
- CH Load Center
- Volts:
- 120/240 VAC
- Gauge:
- (1) 14 to 8 AWG
- Gauge:
- (2) 14 to 10 AWG Copper/Aluminum
- Short Description:
- 0
- Series:
- 0
MSRP $195.00Surplus $53.85 -
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Eaton CHF230ST Miniature Circuit Breakers (MCBs) CHF 2P 30A 240V 50/60Hz 1Ph Shunt Trip
MSRP $455.00Surplus $166.38Eaton CHF230ST Miniature Circuit Breakers (MCBs) CHF 2P 30A 240V 50/60Hz 1Ph Shunt Trip​ ARCA SKU: C15-3531 Brand: Eaton MPN: CHF230ST UPC: 786685384849 Shipping Weight: 0.80 Shipping...- SKU:
- C15-3531
- Approval:
- UL 67/489/E11713/E8741/E3624/E51287
- Approval:
- CSA LR87196
- Amps:
- 30 A
- Interrupting Rating:
- 10 kA
- Mounting:
- Plug-On
- Poles:
- 2
- Size:
- 3.5 Inch Width x 4.8 Inch Depth x 3.5 Inch Height
- Terminal Type:
- Thermal Magnetic
- Used On:
- CH Load Center
- Volts:
- 120/240 VAC
- Gauge:
- (1) 14 to 8 AWG
- Gauge:
- (2) 14 to 10 AWG Copper/Aluminum
- Voltage Rating:
- 120/240 VAC
- Number of Poles:
- 2
- Current Rating:
- 30 A
- Type:
- Thermal Magnetic
- Wire Size:
- (1) 14 to 8 AWG, (2) 14 to 10 AWG Copper/Aluminum
- Catalog:
- Eaton-CutlerHammer_00031_V1T1_3-V1T1_43_CAT.pdf
MSRP $455.00Surplus $166.38 -
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Eaton CHF240ST Miniature Circuit Breakers (MCBs) CHF 2P 40A 240V 50/60Hz 1Ph Shunt Trip
MSRP $480.00Surplus $143.20Eaton CHF240ST Miniature Circuit Breakers (MCBs) CHF 2P 40A 240V 50/60Hz 1Ph Shunt Trip​ ARCA SKU: C15-3228 Brand: Eaton MPN: CHF240ST UPC: 786685708409 Shipping Weight: 0.75 Shipping...- SKU:
- C15-3228
- Approval:
- UL 67/489/E11713/E8741/E3624/E51287
- Approval:
- CSA LR87196
- Amps:
- 40 A
- Interrupting Rating:
- 10 Kiloamp
- Mounting:
- Plug-On
- Poles:
- 2
- Size:
- 3.5 Inch Width x 3.563 Inch Depth x 6 Inch Height
- Terminal Type:
- Thermal Magnetic
- Used On:
- CH Load Center
- Volts:
- 120/240 VAC
- Gauge:
- 14 to 4 AWG Copper/Aluminum
- Short Description:
- 0
- Series:
- 0
MSRP $480.00Surplus $143.20 -
Eaton CHF250 Miniature Circuit Breakers (MCBs)
MSRP $104.45Surplus $49.78SKU: C15-1551 Brand: Eaton MPN: CHF250 UPC: 786685532172 Shipping Weight: 0.55 lbs. Shipping Height: 2.00 In. Shipping Length: 4.00 In. Shipping Width: 4.00 In...- SKU:
- C15-1551
- Series:
- CH
- Type:
- Common Trip
- Type:
- Renewal
- Approval:
- UL 489
- Size:
- 1.5 Inch Length x 0.75 Inch Width x 2.6 Inch Height
- Volts:
- 120/240 VAC
- Amps:
- 32 A
- Used On:
- CH Series Load Center
- Poles:
- 2
- Mounting:
- Plug-On
- Interrupting Rating:
- 10 kA
- Terminal Type:
- Lug Screw
- Wire Size:
- 10 to 1/0 AWG (Copper/Aluminum)
- Short Description:
- 120/240 VAC, 50 A, 10 kA, 2-Pole, Plug-On Mount, Common Trip, Thermal Magnetic, Mechanical Trip Flag
- Catalog:
- Eaton_36601_V1T1_35_V1T1_36_CAT.pdf
- TS PIK:
- 124481191
- Voltage Rating:
- 120/240 VAC
- Installation/Operator:
- Eaton_00008_INST.pdf
- Current Rating:
- 50 A
- Number of Poles:
- 2
- Country of Origin:
- Dominican Republic
MSRP $104.45Surplus $49.78 -
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Eaton CHF250ST Miniature Circuit Breakers (MCBs) CHF 2P 50A 240V 50/60Hz 1Ph EA
MSRP $467.68Surplus $154.60Eaton CHF250ST Miniature Circuit Breakers (MCBs) CHF 2P 50A 240V 50/60Hz 1Ph EA​ ARCA SKU: C15-3947 Brand: Eaton MPN: CHF250ST UPC: 786685708423 Shipping Weight: 0.85 Shipping Height: 4.00...- SKU:
- C15-3947
- Approval:
- UL 67/489/E11713/E8741/E3624/E51287
- Approval:
- CSA LR87196
- Amps:
- 50 A
- Interrupting Rating:
- 10 Kiloamp
- Mounting:
- Plug-On
- Poles:
- 2
- Size:
- 3.5 Inch Width x 3.563 Inch Depth x 6 Inch Height
- Terminal Type:
- Thermal Magnetic
- Used On:
- CH Load Center
- Volts:
- 120/240 VAC
- Gauge:
- 14 to 4 AWG Copper/Aluminum
- Short Description:
- 0
- Series:
- 0
MSRP $467.68Surplus $154.60 -
Eaton CHFAFGF115 Miniature Circuit Breakers (MCBs) 1P 15A EA
MSRP $282.00Surplus $31.48Eaton CHFAFGF115 Miniature Circuit Breakers (MCBs) 1P 15A EA​ ARCA SKU: C15-1631 Brand: Eaton MPN: CHFAFGF115 UPC: 78667000781 Shipping Weight: 0.45 lbs. Shipping Height: 2.00 In...- SKU:
- C15-1631
- Series:
- CH
- Type:
- Arc & Ground Fault
- Size:
- 3/4 Inch W
- Volts:
- 120 VAC
- Amps:
- 32 A
- Used On:
- Type CH Loadcenter
- Interrupting Rating:
- 10 kA
- Terminal Type:
- Clip (Line Terminal)
- Poles:
- 1
- Short Description:
- 120 VAC, 15 A, 10 kA, Clip Line Terminal, Plug-In Mount, Dual Purpose
- Catalog:
- Eaton_36697_1_2_CAT.pdf
- Data Sheet:
- SiemensAG_06459_1_DATA.pdf
- TS PIK:
- 126236992
- Voltage Rating:
- 120 VAC
- Current Rating:
- 15 A
- Mounting:
- Plug-On
- Number of Poles:
- 1
- Country of Origin:
- Dominican Republic
MSRP $282.00Surplus $31.48 -
Eaton CHFAFGF120CS Miniature Circuit Breakers (MCBs) CH 1P 20A 240V 50/60Hz 1Ph
MSRP $580.00Surplus $67.80Eaton CHFAFGF120CS Miniature Circuit Breakers (MCBs) CH 1P 20A 240V 50/60Hz 1Ph​ ARCA SKU: C15-1605 Brand: Eaton MPN: CHFAFGF120CS UPC: 786670008132 Shipping Weight: 0.45 Shipping...- SKU:
- C15-1605
- Approval:
- UL 489/943/1699
- Amps:
- 20 A
- Interrupting Rating:
- 10 kA
- Poles:
- 1
- Size:
- 2 Inch Width x 3 Inch Depth x 0.75 Inch Height
- Volts:
- 120 VAC
- Gauge:
- 12 AWG
- Specification/Technical:
- Eaton_31014_1_SPEC.pdf
- Current Rating:
- 20 A
- Number of Poles:
- 1
- Voltage Rating:
- 120 VAC
- Wire Size:
- 12 AWG
- Short Description:
- EATON CH ARC FAULT / GROUND FAULT CIRCUIT BREAkER
- Type:
- Arc & Ground Fault
- Series:
- CH
- Country of Origin:
- Dominican Republic
MSRP $580.00Surplus $67.80 -
Eaton CHFAFGF120PN Miniature Circuit Breakers (MCBs) 1P 20A 240V EA
MSRP $286.00Surplus $34.74Eaton CHFAFGF120PN Miniature Circuit Breakers (MCBs) 1P 20A 240V EA​ ARCA SKU: C15-3204 Brand: Eaton MPN: CHFAFGF120PN UPC: 78667000784 Shipping Weight: 0.45 lbs. Shipping Height: 2...- SKU:
- C15-3204
- Series:
- CH
- Approval:
- UL
- Volts:
- 120 VAC
- Amps:
- 32 A
- Used On:
- CH Load Center
- Interrupting Rating:
- 10 kA
- Poles:
- 1
- Short Description:
- 120 VAC, 20 A, 1-Pole, 10 kA, Plug-On Neutral, Dual Function, Wide
- Catalog:
- Eaton_00071_V1T1_38_CAT.pdf
- Voltage Rating:
- 120 VAC
- Current Rating:
- 20 A
- TS PIK:
- 126241802
- Mounting:
- Plug-On
- Number of Poles:
- 1
- Type:
- Arc & Ground Fault
- Country of Origin:
- Dominican Republic
MSRP $286.00Surplus $34.74 -
Eaton CHFCAF115PN Miniature Circuit Breakers (MCBs)
MSRP $505.00Surplus $50.97SKU: C15-3827 Brand: Eaton MPN: CHFCAF115PN UPC: 786685546193 Shipping Weight: 0.45 lbs. Shipping Height: 2.00 In. Shipping Length: 7.00 In. Shipping Width: 4.00 In...- SKU:
- C15-3827
- TS PIK:
- 125007236
MSRP $505.00Surplus $50.97 -
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Eaton CHFCAF120CS Miniature Circuit Breakers (MCBs)
MSRP $520.00Surplus $127.02SKU: C15-2416 Brand: Eaton MPN: CHFCAF120CS UPC: 786685624686 Shipping Weight: 0.50 lbs. Shipping Height: 2.00 In. Shipping Length: 8.00 In. Shipping Width: 5.00 In...- SKU:
- C15-2416
- Series:
- CH
- Volts:
- 120 V
- Amps:
- 20 A
- Poles:
- 1
- Frequency Rating:
- 50/60 Hz
- Short Description:
- EATON CH AFCI CIRCUIT BREAKER
- TS PIK:
- 124901683
MSRP $520.00Surplus $127.02 -
Eaton CHFCAF120PN Miniature Circuit Breakers (MCBs) CH 1P 20A 240V 50/60Hz 1Ph EA
MSRP $526.80Surplus $65.80Eaton CHFCAF120PN Miniature Circuit Breakers (MCBs) CH 1P 20A 240V 50/60Hz 1Ph EA​ ARCA SKU: C15-1665 Brand: Eaton MPN: CHFCAF120PN UPC: 786685546209 Shipping Weight: 0.50 lbs. Shipping...- SKU:
- C15-1665
- Series:
- CH
- Type:
- Thermal Magnetic
- Approval:
- UL
- Volts:
- 120/240 VAC
- Amps:
- 32 A
- Used On:
- Load Center
- Poles:
- 1
- Mounting:
- Plug-On
- Interrupting Rating:
- 10 kA
- Terminal Type:
- Clip (Line)
- Short Description:
- 120/240 VAC, 20 A, 10 kA, 1-Pole, Clip Line Terminal, Plug-On Mount, Standard Pigtail, Thermal Magnetic
- Catalog:
- Eaton_36620_V1T1_36_V1T1_38_CAT.pdf
- Manufacturer Warranty:
- Eaton_00009_WARR.pdf
- TS PIK:
- 125081347
- Voltage Rating:
- 120/240 VAC
- Number of Poles:
- 1
- Current Rating:
- 20 A
- Country of Origin:
- United States
MSRP $526.80Surplus $65.80 -
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Eaton CHFCAF120PN Miniature Circuit Breakers (MCBs) EA
MSRP $514.98Surplus $185.39SKU: C15-11188 Brand: Eaton MPN: CHFCAF120PN UPC: 78668554620 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-11188
- TS PIK:
- 125081347
MSRP $514.98Surplus $185.39 -
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Eaton CHFEP120 Miniature Circuit Breakers (MCBs) CHF 1P 20A 120V 50/60Hz 1Ph
MSRP $675.00Surplus $175.19Eaton CHFEP120 Miniature Circuit Breakers (MCBs) CHF 1P 20A 120V 50/60Hz 1Ph​ ARCA SKU: C15-2646 Brand: Eaton MPN: CHFEP120 UPC: 786685627977 Shipping Weight: 0.50 Shipping Height: 2.00 In...- SKU:
- C15-2646
- Approval:
- UL 489
- Amps:
- 20 A
- Interrupting Rating:
- 10 kA
- Mounting:
- Plug-On
- Poles:
- 1
- Size:
- 6.75 Inch Width x 7.25 Inch Depth x 6.5 Inch Height
- Terminal Trip Sensitivity:
- 30 Milliamp
- Used On:
- CH Load Center
- Volts:
- 120/240 VAC
- Gauge:
- 14 to 6 AWG Copper/Aluminum
- Specification/Technical:
- Eaton_62244_1_2_SPEC.pdf
- Voltage Rating:
- 120/240 VAC
- Current Rating:
- 20 A
- Catalog:
- Eaton-CutlerHammer_00031_V1T1_36_V1T1_39_CAT.pdf
- Wire Size:
- 14 to 6 AWG Copper/Aluminum
- Number of Poles:
- 1
- Short Description:
- CH 30MA GFI BREAKER 20A/1 POLE 120/240V 10K_ W/ FLAG
MSRP $675.00Surplus $175.19 -
Eaton CHFGF115 Miniature Circuit Breakers (MCBs) 1P 15A
MSRP $186.60Surplus $54.46Eaton CHFGF115 Miniature Circuit Breakers (MCBs) 1P 15A​ ARCA SKU: C15-3052 Brand: Eaton MPN: CHFGF115 UPC: 78668554621 Shipping Weight: 0.50 lbs. Shipping Height: 1.00 In. Shipping...- SKU:
- C15-3052
- Series:
- CH
- Type:
- Thermal Magnetic
- Type:
- Common Trip
- Approval:
- UL 489
- Volts:
- 120/240 VAC
- Amps:
- 32 A
- Used On:
- CH Series Load Center
- Poles:
- 1
- Mounting:
- Plug-On
- Interrupting Rating:
- 10 kA
- Terminal Type:
- Clip (Line)
- Wire Size:
- 14 to 6 AWG (Copper/Aluminum)
- Trip Sensitivity:
- 5 Milliamp
- Short Description:
- 120/240 VAC, 15 A, 10 kA, 5 mA Trip Level, 1-Pole, Clip Line Terminal, Plug-On Mount, Trip Flag
- TS PIK:
- 124885523
- Voltage Rating:
- 120/240 VAC
- Current Rating:
- 15 A
- Number of Poles:
- 1
- Country of Origin:
- Dominican Republic
MSRP $186.60Surplus $54.46 -
Eaton CHFGF115PN Miniature Circuit Breakers (MCBs) CH 1P 15A 240V 50/60Hz 1Ph EA
MSRP $372.14Surplus $29.38Eaton CHFGF115PN Miniature Circuit Breakers (MCBs) CH 1P 15A 240V 50/60Hz 1Ph EA​ ARCA SKU: C15-1627 Brand: Eaton MPN: CHFGF115PN UPC: 786685546254 Shipping Weight: 0.50 lbs. Shipping...- SKU:
- C15-1627
- Approval:
- UL 489
- Amps:
- 15 A
- Interrupting Rating:
- 10 kA
- Poles:
- 1
- Size:
- 6 Inch Length x 3.5 Inch Width x 1 Inch Height
- Type:
- Trip Flag
- Type:
- Switching Duty
- Volts:
- 120/240 VAC
- Specification/Technical:
- Eaton_62246_1_2_SPEC.pdf
- TS PIK:
- 125134629
- Current Rating:
- 15 A
- Voltage Rating:
- 120/240 VAC
- Number of Poles:
- 1
- Short Description:
- CH FLAG TRIP GF PLUG ON NEUT BREAKER 1P 15A
- Mounting:
- Plug-On
- Series:
- CH
- Country of Origin:
- United States
MSRP $372.14Surplus $29.38
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