
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 CHP3100 Miniature Circuit Breakers (MCBs)
MSRP $1,311.00Surplus $353.97SKU: C15-19389 Brand: Eaton MPN: CHP3100 UPC: 78211392395 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-19389
- Type:
- Thermal Magnetic
- Voltage Rating:
- 240 VAC
- Short Description:
- 240 VAC, 100 A, 3-Pole, 10 kA, Thermal Magnetic, Circuit Breaker
- Current Rating:
- 100 A
- Used On:
- CH Series Loadcenter
- Approval:
- UL 489
- Catalog:
- Eaton_00001_V1T1_41_CAT.pdf
- Series:
- CHP
- Number of Poles:
- 3
- Interrupting Rating:
- 10 kA at 240 VAC
- Mounting:
- Plug-On
- Terminal Type:
- Line Lug
- Wire Size:
- 10 to 1/0 AWG (Copper/Aluminum)
MSRP $1,311.00Surplus $353.97 -
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Eaton CHP315 Miniature Circuit Breakers (MCBs)
MSRP $1,012.00Surplus $273.24SKU: C15-19381 Brand: Eaton MPN: CHP315 UPC: 78211392383 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-19381
- Series:
- CHP
- Short Description:
- 240 VAC, 15 A, 3-Pole, 10 kA, Thermal Magnetic, Circuit Breaker
- Interrupting Rating:
- 10 kA at 240 VAC
- Number of Poles:
- 3
- Type:
- Thermal Magnetic
- Voltage Rating:
- 240 VAC
- Current Rating:
- 15 A
- Used On:
- CH Series Loadcenter
- Wire Size:
- 14 to 6 AWG (Copper/Aluminum)
- Mounting:
- Plug-On
- Catalog:
- Eaton_00001_V1T1_41_CAT.pdf
- Terminal Type:
- Line Lug
- Approval:
- UL 489
MSRP $1,012.00Surplus $273.24 -
Eaton CHP320 Miniature Circuit Breakers (MCBs) CH 3P 20A 240V 50/60Hz 3Ph
MSRP $1,107.00Surplus $137.11Eaton CHP320 Miniature Circuit Breakers (MCBs) CH 3P 20A 240V 50/60Hz 3Ph​ ARCA SKU: C15-1568 Brand: Eaton MPN: CHP320 UPC: 621037071445 Shipping Weight: 0.86 Shipping Height: 3.38 In...- SKU:
- C15-1568
- Approval:
- UL 489
- Amps:
- 20 A
- Interrupting Rating:
- 10 kA at 240 VAC
- Mounting:
- Plug-On
- Poles:
- 3
- Terminal Type:
- Line Lug
- Type:
- Thermal Magnetic
- Used On:
- CH Series Loadcenter
- Volts:
- 240 VAC
- Gauge:
- 14 to 6 AWG (Copper/Aluminum)
- Short Description:
- 240 VAC, 20 A, 3-Pole, 10 kA, Thermal Magnetic, Circuit Breaker
- Series:
- CH
- Specification/Technical:
- Eaton_47679_1_2_SPEC.pdf
- Voltage Rating:
- 240 VAC
- Wire Size:
- 14 to 6 AWG (Copper/Aluminum)
- Number of Poles:
- 3
- Current Rating:
- 20 A
- Catalog:
- Eaton_00001_V1T1_41_CAT.pdf
- Country of Origin:
- Dominican Republic
MSRP $1,107.00Surplus $137.11 -
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Eaton CHP330 Miniature Circuit Breakers (MCBs)
MSRP $1,012.00Surplus $273.24SKU: C15-19382 Brand: Eaton MPN: CHP330 UPC: 78211392386 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-19382
- Series:
- CHP
- Number of Poles:
- 3
- Short Description:
- 240 VAC, 30 A, 3-Pole, 10 kA, Thermal Magnetic, Circuit Breaker
- Interrupting Rating:
- 10 kA at 240 VAC
- Terminal Type:
- Line Lug
- Voltage Rating:
- 240 VAC
- Type:
- Thermal Magnetic
- Mounting:
- Plug-On
- Current Rating:
- 30 A
- Wire Size:
- 14 to 6 AWG (Copper/Aluminum)
- Used On:
- CH Series Loadcenter
- Catalog:
- Eaton_00001_V1T1_41_CAT.pdf
- Approval:
- UL 489
MSRP $1,012.00Surplus $273.24 -
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Eaton CHP335 Miniature Circuit Breakers (MCBs)
MSRP $747.00Surplus $201.69SKU: C15-19383 Brand: Eaton MPN: CHP335 UPC: 78211392388 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-19383
- Short Description:
- EATON CH THERMAL MAGNETIC CIRCUIT BREAKER
MSRP $747.00Surplus $201.69 -
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Eaton CHP340 Miniature Circuit Breakers (MCBs)
MSRP $989.00Surplus $267.03SKU: C15-19384 Brand: Eaton MPN: CHP340 UPC: 78211392387 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-19384
- Type:
- Thermal Magnetic
- Current Rating:
- 40 A
- Short Description:
- 240 VAC, 40 A, 3-Pole, 10 kA, Thermal Magnetic, Circuit Breaker
- Voltage Rating:
- 240 VAC
- Series:
- CHP
- Number of Poles:
- 3
- Wire Size:
- 10 to 1/0 AWG (Copper/Aluminum)
- Interrupting Rating:
- 10 kA at 240 VAC
- Used On:
- CH Series Loadcenter
- Terminal Type:
- Line Lug
- Catalog:
- Eaton_00001_V1T1_41_CAT.pdf
- Mounting:
- Plug-On
- Approval:
- UL 489
MSRP $989.00Surplus $267.03 -
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Eaton CHP345 Miniature Circuit Breakers (MCBs)
MSRP $731.00Surplus $197.37SKU: C15-19385 Brand: Eaton MPN: CHP345 UPC: 78211392389 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-19385
- Short Description:
- EATON CH THERMAL MAGNETIC CIRCUIT BREAKER
MSRP $731.00Surplus $197.37 -
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Eaton CHP350 Miniature Circuit Breakers (MCBs)
MSRP $989.00Surplus $267.03SKU: C15-19386 Brand: Eaton MPN: CHP350 UPC: 78211392390 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-19386
- Number of Poles:
- 3
- Interrupting Rating:
- 10 kA at 240 VAC
- Short Description:
- 240 VAC, 50 A, 3-Pole, 10 kA, Thermal Magnetic, Circuit Breaker
- Wire Size:
- 10 to 1/0 AWG (Copper/Aluminum)
- Current Rating:
- 50 A
- Voltage Rating:
- 240 VAC
- Series:
- CHP
- Mounting:
- Plug-On
- Catalog:
- Eaton_00001_V1T1_41_CAT.pdf
- Type:
- Thermal Magnetic
- Terminal Type:
- Line Lug
- Used On:
- CH Series Loadcenter
- Approval:
- UL 489
MSRP $989.00Surplus $267.03 -
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Eaton CHP360 Miniature Circuit Breakers (MCBs)
MSRP $1,012.00Surplus $273.24SKU: C15-19387 Brand: Eaton MPN: CHP360 UPC: 78211392391 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-19387
- Short Description:
- 240 VAC, 60 A, 3-Pole, 10 kA, Thermal Magnetic, Circuit Breaker
- Interrupting Rating:
- 10 kA at 240 VAC
- Type:
- Thermal Magnetic
- Number of Poles:
- 3
- Series:
- CHP
- Terminal Type:
- Line Lug
- Mounting:
- Plug-On
- Voltage Rating:
- 240 VAC
- Current Rating:
- 60 A
- Used On:
- CH Series Loadcenter
- Catalog:
- Eaton_00001_V1T1_41_CAT.pdf
- Approval:
- UL 489
- Wire Size:
- 10 to 1/0 AWG (Copper/Aluminum)
MSRP $1,012.00Surplus $273.24 -
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Eaton CHP370 Miniature Circuit Breakers (MCBs)
MSRP $1,253.00Surplus $338.31SKU: C15-19388 Brand: Eaton MPN: CHP370 UPC: 78211489078 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-19388
- Short Description:
- 240 VAC, 70 A, 3-Pole, 10 kA, Thermal Magnetic, Circuit Breaker
- Type:
- Thermal Magnetic
- Series:
- CHP
- Used On:
- CH Series Loadcenter
- Current Rating:
- 70 A
- Catalog:
- Eaton_00001_V1T1_41_CAT.pdf
- Wire Size:
- 10 to 1/0 AWG (Copper/Aluminum)
- Interrupting Rating:
- 10 kA at 240 VAC
- Terminal Type:
- Line Lug
- Number of Poles:
- 3
- Voltage Rating:
- 240 VAC
- Mounting:
- Plug-On
- Approval:
- UL 489
MSRP $1,253.00Surplus $338.31 -
Eaton CHPL Circuit Breaker Accessories EA
MSRP $18.65Surplus $10.64Eaton CHPL Circuit Breaker Accessories EA​ ARCA SKU: C15-4204 Brand: Eaton MPN: CHPL UPC: 78211309911 Shipping Weight: 0.05 lbs. Shipping Height: 1.00 In. Shipping...- SKU:
- C15-4204
- Type:
- Padlockable
- Used On:
- CH Series Circuit Breaker
- Poles:
- 1/2/3 (CH)
- Accessory Type:
- Handle Accessories
- Locking Provision:
- On/Off
- Short Description:
- 1/2/3-Pole, ON/OFF Locking Provision, Padlockable
- Catalog:
- Eaton_36601_V1T1_35_V1T1_42_CAT.pdf
- Country of Origin:
- United States
MSRP $18.65Surplus $10.64 -
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Eaton CHPLGF Circuit Breaker Accessories 10PK
MSRP $116.50Surplus $17.78Eaton CHPLGF Circuit Breaker Accessories 10PK​ ARCA SKU: C15-5345 Brand: Eaton MPN: CHPLGF UPC: 782114213629 Shipping Weight: 0.15 lbs. Shipping Height: 2.00 In. Shipping...- SKU:
- C15-5345
- TS PIK:
- 115463401
MSRP $116.50Surplus $17.78 -
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Eaton CHPLOFF Circuit Breaker Accessories Interlock
MSRP $27.00Surplus $7.24Eaton CHPLOFF Circuit Breaker Accessories Interlock​ ARCA SKU: C15-4764 Brand: Eaton MPN: CHPLOFF UPC: 786685254500 Shipping Weight: 0.05 Shipping Height: 1.00 In. Shipping...- SKU:
- C15-4764
- Locking Provision:
- 0
- Poles:
- 38020
- Type:
- Padlockable
- Used On:
- CH Series Circuit Breaker
- Specification/Technical:
- Eaton_60424_1_SPEC.pdf
- Catalog:
- Eaton-CutlerHammer_00031_V1T1_43_CAT.pdf
MSRP $27.00Surplus $7.24 -
Eaton CHPLOFFA Circuit Breaker Accessories
MSRP $40.00Surplus $27.29Eaton CHPLOFFA Circuit Breaker Accessories​ ARCA SKU: C15-11329 Brand: Eaton MPN: CHPLOFFA UPC: Shipping Weight: 0.05 lbs. Shipping Height: 1.00 In. Shipping Length: 7...- SKU:
- C15-11329
- TS PIK:
- 124125315
- Country of Origin:
- Dominican Republic
- Short Description:
- CH PADLOCAkABLE ATTACHMENT - ALT HOLE
MSRP $40.00Surplus $27.29 -
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Eaton CHQ115GF Miniature Circuit Breakers (MCBs) CH 1P 15A 240V 50/60Hz 1Ph
MSRP $198.60Surplus $59.60Eaton CHQ115GF Miniature Circuit Breakers (MCBs) CH 1P 15A 240V 50/60Hz 1Ph​ ARCA SKU: C15-3388 Brand: Eaton MPN: CHQ115GF UPC: 782114086032 Shipping Weight: 0.45 Shipping Height: 1.00 In...- SKU:
- C15-3388
- Series:
- CHQ
- Approval:
- UL
- Volts:
- 120 VAC
- Amps:
- 32 A
- Used On:
- Loadcenter
- Poles:
- 1
- Interrupting Rating:
- 10 kA
- Wire Size:
- (1) 14 to 8 AWG
- Wire Size:
- (2) 14 to 10 AWG (Aluminum/Copper)
- Trip Sensitivity:
- 5 Milliampere
- Short Description:
- 120 VAC, 15 A, 10 kA, 5 mA Trip Level, 1-Pole
- Manufacturer Warranty:
- Eaton_00009_WARR.pdf
MSRP $198.60Surplus $59.60 -
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Eaton CHQ120CS Miniature Circuit Breakers (MCBs) CHQ 1P 20A 240V 50/60Hz 1Ph
MSRP $55.00Surplus $15.80Eaton CHQ120CS Miniature Circuit Breakers (MCBs) CHQ 1P 20A 240V 50/60Hz 1Ph​ ARCA SKU: C15-3648 Brand: Eaton MPN: CHQ120CS UPC: 782114752913 Shipping Weight: 0.30 Shipping Height: 2.00 In...- SKU:
- C15-3648
- Series:
- CHQ
- Volts:
- 240 V
- Amps:
- 20 A
- Poles:
- 1
- Frequency Rating:
- 50/60 Hz
- Short Description:
- EATON CLASSIFIED 3/4IN THERMAL MAGNETIC CIRCUIT BREAKER
MSRP $55.00Surplus $15.80 -
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Eaton CHQ120GF Miniature Circuit Breakers (MCBs)
MSRP $216.60Surplus $106.40SKU: C15-1993 Brand: Eaton MPN: CHQ120GF UPC: Shipping Weight: 0.45 lbs. Shipping Height: 1.00 In. Shipping Length: 4.00 In. Shipping Width: 5.00 In. Product...- SKU:
- C15-1993
MSRP $216.60Surplus $106.40 -
Eaton CHQ130 Miniature Circuit Breakers (MCBs) CHQ 1P 30A 240V 50/60Hz 1Ph EA
MSRP $44.44Surplus $5.61Eaton CHQ130 Miniature Circuit Breakers (MCBs) CHQ 1P 30A 240V 50/60Hz 1Ph EA​ ARCA SKU: C15-1594 Brand: Eaton MPN: CHQ130 UPC: 782113010847 Shipping Weight: 0.30 lbs. Shipping...- SKU:
- C15-1594
- Series:
- CHQ
- Type:
- Thermal Magnetic
- Approval:
- UL 489
- Size:
- 2.5 Inch Length x 0.8 Inch Width x 3 Inch Height
- Volts:
- 120/240 VAC
- Amps:
- 32 A
- Used On:
- CH Series Type QO Load Center
- Poles:
- 1
- Interrupting Rating:
- 10 kA at 120/240 VAC
- Wire Size:
- (1) 14 to 8 AWG (Aluminum/Copper)
- Wire Size:
- (2) 14 to 10 AWG (Aluminum/Copper)
- Short Description:
- 120/240 VAC, 30 A, 10 kA, 1-Pole, 3/4" Space, Thermal Magnetic, Renewal
- Catalog:
- Eaton_36601_V1T1_101_V1T1_102_CAT.pdf
- TS PIK:
- 111008131
- Installation/Operator:
- Eaton_00008_INST.pdf
- Number of Poles:
- 1
- Voltage Rating:
- 120/240 VAC
- Current Rating:
- 30 A
- Country of Origin:
- Dominican Republic
- Libra Liquidity Lot:
- Libra Auction Lot
MSRP $44.44Surplus $5.61 -
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Eaton CHQ140 Miniature Circuit Breakers (MCBs) CH 1P 40A 240V 50/60Hz 1Ph
MSRP $52.00Surplus $13.93Eaton CHQ140 Miniature Circuit Breakers (MCBs) CH 1P 40A 240V 50/60Hz 1Ph​ ARCA SKU: C15-3797 Brand: Eaton MPN: CHQ140 UPC: 782113010861 Shipping Weight: 0.25 lbs. Shipping Height: 3.00 In...- SKU:
- C15-3797
- Series:
- Type CHQ
- Approval:
- UL 489
- Size:
- 2.5 Inch Length x 0.8 Inch Width x 3 Inch Height
- Volts:
- 120/240 V
- Amps:
- 32 A
- Used On:
- Type CH Loadcenter
- Poles:
- 1
- Interrupting Rating:
- 10 kA
- Wire Size:
- 14 to 8 AWG
- Wire Size:
- 14 to 10 AWG (Aluminum/Copper)
- Short Description:
- 120/240 VAC, 40 A, 10 kA, 1-Pole, 3/4" Space, Thermal Magnetic, Renewal
- Catalog:
- Eaton_36601_V1T1_101_V1T1_102_CAT.pdf
- Installation/Operator:
- Eaton_00008_INST.pdf
- Manufacturer Warranty:
- Eaton_00009_WARR.pdf
MSRP $52.00Surplus $13.93 -
Eaton CHQ150 Miniature Circuit Breakers (MCBs) CH 1P 50A 240V 50/60Hz 1Ph EA
MSRP $51.00Surplus $19.98Eaton CHQ150 Miniature Circuit Breakers (MCBs) CH 1P 50A 240V 50/60Hz 1Ph EA​ ARCA SKU: C15-3547 Brand: Eaton MPN: CHQ150 UPC: 782113010885 Shipping Weight: 0.30 lbs. Shipping...- SKU:
- C15-3547
- Series:
- CHQ
- Approval:
- UL
- Volts:
- 120/240 VAC
- Amps:
- 32 A
- Used On:
- QO Loadcenter
- Poles:
- 1
- Interrupting Rating:
- 10000 A
- Wire Size:
- (1) 14 to 8 AWG (Aluminum/Copper)
- Wire Size:
- (2) 14 to 10 AWG (Aluminum/Copper)
- Short Description:
- 120/240 VAC, 50 A, 10 kA, 1-Pole, 3/4" Space, Thermal Magnetic, Renewal
- Catalog:
- Eaton_36601_V1T1_101_V1T1_102_CAT.pdf
- Installation/Operator:
- Eaton_00008_INST.pdf
- Manufacturer Warranty:
- Eaton_00009_WARR.pdf
- TS PIK:
- 111008135
- Number of Poles:
- 1
- Current Rating:
- 50 A
- Voltage Rating:
- 120/240 VAC
- Country of Origin:
- Dominican Republic
MSRP $51.00Surplus $19.98
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