
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 CHB350 Miniature Circuit Breakers (MCBs) CHB 3P 50A 120/240V 50/60Hz 3Ph EA
MSRP $592.00Surplus $563.92Cutler Hammer CHB350 Miniature Circuit Breakers (MCBs) CHB 3P 50A 120/240V 50/60Hz 3Ph EA​ ARCA SKU: C15-3521 Brand: Cutler Hammer MPN: CHB350 UPC: 621037068339 Shipping Weight: 1.00 Shipping...- SKU:
- C15-3521
- Series:
- CHB
- Type:
- Molded Case
- Volts:
- 240 V
- Amps:
- 32 A
- Used On:
- Type PB Panelboard
- Poles:
- 3
- Mounting:
- Bolt-On
- Short Description:
- 240 V, 50 A, 10 kA, 3-Pole, Bolt-On Mount, Molded Case
- Installation/Operator:
- Eaton_00008_INST.pdf
- Manufacturer Warranty:
- Eaton_00009_WARR.pdf
- Interrupting Rating:
- 10 kA at 240 VAC
- Voltage Rating:
- 240 VAC
- Number of Poles:
- 3
- Current Rating:
- 50 A
- Wire Size:
- 8 to 4 AWG
- Catalog:
- Eaton_03653_V12T3_9_CAT.pdf
- Approval:
- UL 489
MSRP $592.00Surplus $563.92 -
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Cutler-Hammer 8NES700T Molded Case Breakers (MCCBs) 700A
MSRP $432.91Surplus $106.31SKU: C15-8801 Brand: Cutler-Hammer MPN: 8NES700T UPC: 10786679260980 Shipping Weight: 0.05 lbs. Shipping Height: 3.00 In. Shipping Length: 2.00 In. Shipping Width: 2...- SKU:
- C15-8801
- Country of Origin:
- United States
MSRP $432.91Surplus $106.31 -
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Cutler-Hammer EHD3070L Molded Case Breakers (MCCBs) 3P 70A NULL
MSRP $1,188.32Surplus $509.86SKU: C15-6768 Brand: Cutler-Hammer MPN: EHD3070L UPC: 78667931718 Shipping Weight: 4.60 lbs. Shipping Height: 8.00 In. Shipping Length: 5.00 In. Shipping Width: 5.00...- SKU:
- C15-6768
- TS PIK:
- 127654182
- Size:
- 4.13 Inch Width x 3.38 Inch Depth x 6 Inch Height
- Current Rating:
- 70 A
- Series:
- C, EHD
- Voltage Rating:
- 480 VAC, 250 VDC
- Frame Type:
- FD
- Short Description:
- 480 VAC 50/60 Hz, 250 VDC, 70 A, 14/10 kA, 3-Pole, Line and Load Terminal, EHD Frame, Thermal Magnetic, Molded Case, Non-Interchangeable Trip Circuit Breaker
- Maximum AC Voltage Rating:
- 480 V
- Interrupting Rating:
- 14 kA at 480 VAC, 10 kA at 250 VDC
- Number of Poles:
- 3
- Maximum DC Voltage Rating:
- 250 V
- Terminal Type:
- Standard Pressure Line and Load
- Catalog:
- Eaton_27487_V4T2_254_V4T2_255_V4T2_273_V4T2_274_CAT.pdf
- Type:
- Molded Case, Thermal Magnetic
- Installation/Operator:
- Eaton_00091_INST.pdf
- Data Sheet:
- Eaton_40755_1-4_DATA.pdf
MSRP $1,188.32Surplus $509.86 -
Cutler-Hammer JT3150T Molded Case Breakers (MCCBs) 3P 150A 50/60Hz 3Ph EA
MSRP $2,318.55Surplus $541.47SKU: C15-6832 Brand: Cutler-Hammer MPN: JT3150T UPC: 78667940413 Shipping Weight: 1.25 lbs. Shipping Height: 6.00 In. Shipping Length: 7.00 In. Shipping Width: 5.00...- SKU:
- C15-6832
- TS PIK:
- 111015895
- Number of Poles:
- 3
- Type:
- Non-Interchangeable Thermal Magnetic
- Frame Type:
- J
- Catalog:
- Eaton_27487_V4T2_282_V4T2_292_V4T2_293_CAT.pdf
- Short Description:
- 150 A, 3-Pole, J Frame, Non-Interchangeable Thermal Magnetic, Molded Case Circuit Breaker Trip Unit
- Current Rating:
- 150 A
- Country of Origin:
- Dominican Republic
MSRP $2,318.55Surplus $541.47 -
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Eaton 1491D08H05 Circuit Breaker Accessories
MSRP $280.00Surplus $101.27Eaton 1491D08H05 Circuit Breaker Accessories​ ARCA SKU: C15-4669 Brand: Eaton MPN: 1491D08H05 UPC: Shipping Weight: 0.15 Shipping Height: 2.00 In. Shipping Length: 6.00 In...- SKU:
- C15-4669
MSRP $280.00Surplus $101.27 -
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Eaton 2A12888G20 Circuit Breaker Accessories D-Shaft Upgrade Kit
MSRP $295.00Surplus $56.38Eaton 2A12888G20 Circuit Breaker Accessories D-Shaft Upgrade Kit​ ARCA SKU: C15-4283 Brand: Eaton MPN: 2A12888G20 UPC: Shipping Weight: 0.45 Shipping Height: 4.00 In. Shipping...- SKU:
- C15-4283
- Type:
- D-Shaft Upgrade Kit
MSRP $295.00Surplus $56.38 -
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Eaton 5720B33G17 Rating Plug 3000A
MSRP $1,250.00Surplus $223.47Eaton 5720B33G17 Rating Plug 3000A​ ARCA SKU: A13-1263 Brand: Eaton MPN: 5720B33G17 UPC: Shipping Weight: 0.05 lbs. Shipping Height: 1.00 In. Shipping Length: 4.00 In...- SKU:
- A13-1263
- Amps:
- 3000 A
MSRP $1,250.00Surplus $223.47 -
Eaton AAL1RPK Circuit Breaker Accessories 600V EA
MSRP $865.81Surplus $321.40Eaton AAL1RPK Circuit Breaker Accessories 600V EA​ ARCA SKU: S05-1546 Brand: Eaton MPN: AAL1RPK UPC: 78667955322 Shipping Weight: 0.15 lbs. Shipping Height: 4.00 In. Shipping...- SKU:
- S05-1546
- Used On:
- C Series F Frame Molded Case Circuit Breaker
- Contact Configuration:
- 1A-1B
- Contact Configuration:
- 1M-1B
- Connection Type:
- Pigtail Lead
- Mounting Location:
- Right Pole
- Catalog:
- Eaton_03771_V4T2_383_V4T2_453_V4T2_462_CAT.pdf
- TS PIK:
- 107004592
- Short Description:
- EATON MOLDED CASE CIRCUIT BREAKER ACCESSORY AUXILIARY BELL ALARM COMBINATION, AU
- Country of Origin:
- Dominican Republic
MSRP $865.81Surplus $321.40 -
Eaton BAB1030 Molded Case Breakers (MCCBs) 1P 30A 240V EA
MSRP $66.22Surplus $24.59Eaton BAB1030 Molded Case Breakers (MCCBs) 1P 30A 240V EA​ ARCA SKU: C15-1023 Brand: Eaton MPN: BAB1030 UPC: 78667930130 Shipping Weight: 0.30 lbs. Shipping Height: 1.00 In...- SKU:
- C15-1023
- Series:
- BAB
- Type:
- Thermal Magnetic
- Approval:
- UL 489
- Approval:
- CSA
- Volts:
- 120/240 VAC
- Amps:
- 32 A
- Poles:
- 1
- Mounting:
- Bolt-On
- Interrupting Rating:
- 10 kA at 120/240 VAC
- Interrupting Rating:
- 5 kA at 24 to 48 Volt DC
- Interrupting Rating:
- 3.8 kA at 62.5 Volt DC
- Terminal Type:
- Extended Tang Line
- Terminal Type:
- Box Lug Load
- Wire Size:
- 14 to 4 AWG Copper/Aluminum (Load)
- Short Description:
- 120/240 VAC, 30 A, 10 kA, 1-Pole, Extended Tang Line/Box Lug Load Terminal, Bolt-On Mount, Thermal Magnetic, Miniature
- Catalog:
- Eaton_03771_V4T1_11_V4T1_12_V4T1_46_CAT.pdf
- TS PIK:
- 21508669
- Voltage Rating:
- 120/240 VAC
- Number of Poles:
- 1
- Current Rating:
- 30 A
- Country of Origin:
- Dominican Republic
MSRP $66.22Surplus $24.59 -
Eaton BAB2060S Miniature Circuit Breakers (MCBs) BA 2P 60A 240V 50/60Hz 1Ph
MSRP $443.00Surplus $133.47SKU: C15-1064 Brand: Eaton MPN: BAB2060S UPC: 786679313008 Shipping Weight: 1.00 lbs. Shipping Height: 4.90 In. Shipping Length: 3.80 In. Shipping Width: 3.30 In...- SKU:
- C15-1064
- Series:
- BAB
- Type:
- Thermal Magnetic
- Approval:
- UL 489
- Approval:
- CSA
- Volts:
- 120/240 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:
- 120/240 VAC, 60 A, 10 kA, 2-Pole, Extended Tang Line/Box Lug Load Terminal, Bolt-On Mount, Shunt Trip, Thermal Magnetic
- Catalog:
- Eaton_21247_4_9_CAT.pdf
- Voltage Rating:
- 120/240 VAC
- Current Rating:
- 60 A
- Number of Poles:
- 2
- Country of Origin:
- Dominican Republic
MSRP $443.00Surplus $133.47 -
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Eaton BJ2100 Molded Case Breakers (MCCBs) BJ 2P 100A 120/240VAC 50/60Hz EA
MSRP $610.00Surplus $248.99SKU: C15-1130 Brand: Eaton MPN: BJ2100 UPC: 782116484294 Shipping Weight: 1.80 lbs. Shipping Height: 4.00 In. Shipping Length: 7.00 In. Shipping Width: 3.00 In...- SKU:
- C15-1130
- Approval:
- UL 489
- Approval:
- CSA
- Amps:
- 100 A
- Interrupting Rating:
- 10 kA
- Poles:
- 2
- Type:
- Main
- Used On:
- BR Loadcenter
- Volts:
- 120/240 VAC
- Short Description:
- 120/240 VAC, 100 A, 10 kA, 2-Pole, Plug-On Circuit Breaker
- Series:
- BJ
- Specification/Technical:
- Eaton_37531_1_2_SPEC.pdf
- TS PIK:
- 120838629
- Current Rating:
- 100 A
- Number of Poles:
- 2
- Voltage Rating:
- 120/240 VAC
MSRP $610.00Surplus $248.99 -
Eaton BKED225T Molded Case Breakers (MCCBs) ED 3P 225A 240V 50/60Hz 3Ph K Frame EA
MSRP $1,790.46Surplus $280.23SKU: C15-3493 Brand: Eaton MPN: BKED225T UPC: 78668700958 Shipping Weight: 5.65 lbs. Shipping Height: 7.00 In. Shipping Length: 12.00 In. Shipping Width: 11.00 In...- SKU:
- C15-3493
- Application:
- Distribution
- Amps:
- 225 A
- Installation:
- Top
- Type:
- Main
- Type:
- Sub Feed
- Used On:
- PRL1A/PRL2A Panelboard
- Volts:
- 240 VAC
- Short Description:
- 240 VAC 1/3-Phase, 225 A, Top Mount, Main/Sub-Feed, ED-Frame Circuit Breaker Kit
- Series:
- BKED
- Specification/Technical:
- Eaton_40631_1_SPEC.pdf
- TS PIK:
- 120824468
- Current Rating:
- 225 A
- Voltage Rating:
- 240 VAC
- Number of Phases:
- 3
- Country of Origin:
- United States
MSRP $1,790.46Surplus $280.23 -
Eaton BR120CAFCS Miniature Circuit Breakers (MCBs) 1P 20A 240V EA
MSRP $500.00Surplus $41.09Eaton BR120CAFCS Miniature Circuit Breakers (MCBs) 1P 20A 240V EA​ ARCA SKU: C15-1196 Brand: Eaton MPN: BR120CAFCS UPC: Shipping Weight: 0.55 lbs. Shipping Height: 2.00 In...- SKU:
- C15-1196
- Series:
- BR
- Volts:
- 240 V
- Amps:
- 20 A
- Poles:
- 1
- Frequency Rating:
- 50/60 Hz
- Short Description:
- TYPE BR 1-INCH COMBINATION AFCI CIRCUIT BREAKER
- Country of Origin:
- Dominican Republic
MSRP $500.00Surplus $41.09 -
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Eaton BR240ST Miniature Circuit Breakers (MCBs) 2P 40A
MSRP $400.18Surplus $194.18Eaton BR240ST Miniature Circuit Breakers (MCBs) 2P 40A​ ARCA SKU: C15-1232 Brand: Eaton MPN: BR240ST UPC: 78667600032 Shipping Weight: 0.95 lbs. Shipping Height: 4.00 In. Shipping...- SKU:
- C15-1232
- Series:
- BR
- Type:
- Thermal Magnetic
- Type:
- Independent Trip
- Type:
- Quadplex
- Approval:
- UL 489
- Volts:
- 120/240 VAC
- Amps:
- 32 A
- Used On:
- BR Series Loadcenter
- Poles:
- 2
- Mounting:
- Plug-On
- Interrupting Rating:
- 10 kA
- Wire Size:
- 14 to 4 AWG (Aluminum/Copper)
- Short Description:
- 120/240 VAC, 40 A, 10 kA, 2-Pole, Plug-On Mount, Common Trip, Shunt Trip, Duplex, Thermal Magnetic
- Catalog:
- Eaton_36620_V1T1_84_CAT.pdf
- TS PIK:
- 110702241
- Current Rating:
- 40 A
- Number of Poles:
- 2
- Voltage Rating:
- 120/240 VAC
- Country of Origin:
- Dominican Republic
MSRP $400.18Surplus $194.18 -
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Eaton BR250SUR Miniature Circuit Breakers (MCBs) BR 2P 50A 240V 50/60Hz 1Ph
MSRP $1,650.00Surplus $204.28Eaton BR250SUR Miniature Circuit Breakers (MCBs) BR 2P 50A 240V 50/60Hz 1Ph​ ARCA SKU: C15-1238 Brand: Eaton MPN: BR250SUR UPC: Shipping Weight: 1.05 Shipping Height: 2.00 In. Shipping...- SKU:
- C15-1238
- Series:
- BR
- Type:
- Molded Case
- Type:
- Thermal Magnetic
- Volts:
- 120/240 VAC
- Amps:
- 32 A
- Poles:
- 2
- Interrupting Rating:
- 10 kA
- Short Description:
- 120/240 VAC, 50 A, 10 kA, 2-Pole, Thermal Magnetic
- Catalog:
- Eaton_32239_48_CAT.pdf
- Installation/Operator:
- Eaton_00085_INST.pdf
- Current Rating:
- 50 A
- Number of Poles:
- 2
- Voltage Rating:
- 120/240 VAC
MSRP $1,650.00Surplus $204.28 -
Eaton BR260 Miniature Circuit Breakers (MCBs) 2P 60A 120/240V EA
MSRP $142.47Surplus $23.62Eaton BR260 Miniature Circuit Breakers (MCBs) 2P 60A 120/240V EA​ ARCA SKU: C15-1241 Brand: Eaton MPN: BR260 UPC: 78667636310 Shipping Weight: 0.60 lbs. Shipping Height: 3.00 In...- SKU:
- C15-1241
- Series:
- BR
- Type:
- Thermal Magnetic
- Approval:
- UL 489
- Size:
- 1.9 Inch Length x 2.9 Inch Width x 2.5 Inch Height
- Volts:
- 120/240 VAC
- Amps:
- 32 A
- Used On:
- BR Load Center
- Poles:
- 2
- Mounting:
- Plug-On
- Interrupting Rating:
- 10 kA
- Wire Size:
- 8 to 1/0 AWG (Copper/Aluminum)
- Short Description:
- 120/240 VAC, 60 A, 10 kA, 2-Pole, Plug-On Mount, Common Trip, Duplex, Thermal Magnetic
- Catalog:
- Eaton_36620_V1T1_84_CAT.pdf
- TS PIK:
- 21493861
- Current Rating:
- 60 A
- Number of Poles:
- 2
- Voltage Rating:
- 120/240 VAC
- Country of Origin:
- Dominican Republic
MSRP $142.47Surplus $23.62 -
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Eaton BR380 Miniature Circuit Breakers (MCBs) 3P 80A 240V EA
MSRP $596.20Surplus $160.97SKU: C15-1268 Brand: Eaton MPN: BR380 UPC: 782114103098 Shipping Weight: 0.95 lbs. Shipping Height: 3.00 In. Shipping Length: 3.00 In. Shipping Width: 3.00 In...- SKU:
- C15-1268
- Series:
- BR
- Type:
- Plug-On Relay Socket
- Type:
- General-Purpose
- Size:
- 3.25 Inch Length x 3 Inch Width x 4 Inch Height
- Volts:
- 240 VAC
- Amps:
- 32 A
- Used On:
- BR Series Load Center
- Poles:
- 3
- Mounting:
- Plug-On
- Interrupting Rating:
- 10 kA
- Wire Size:
- 14 to 1/0 AWG (Copper/Aluminum)
- Short Description:
- 240 VAC, 80 A, 10 kA, 3-Pole, Plug-On Mount, Common Trip
- Catalog:
- Eaton_36620_V1T1_85_CAT.pdf
- CAD Drawing:
- Eaton_32660_1_CAD.pdf
- TS PIK:
- 115463371
- Current Rating:
- 80 A
- Number of Poles:
- 3
- Voltage Rating:
- 240 VAC
- Country of Origin:
- Dominican Republic
MSRP $596.20Surplus $160.97 -
Eaton CH260 Miniature Circuit Breakers (MCBs) EA
MSRP $108.11Surplus $38.61Eaton CH260 Miniature Circuit Breakers (MCBs) EA​ ARCA SKU: C15-5392 Brand: Eaton MPN: CH260 UPC: 78211310187 Shipping Weight: 0.80 lbs. Shipping Height: 2.00 In. Shipping...- SKU:
- C15-5392
- TS PIK:
- 117046016
- Series:
- CH
- Current Rating:
- 60 A
- Mounting:
- Plug-On
- Interrupting Rating:
- 10 kA
- Number of Poles:
- 2
- Short Description:
- 120/240 VAC, 60 A, 10 kA, 2-Pole, Plug-On Mount, Common Trip, Thermal Magnetic, Circuit Breaker
- Type:
- Thermal Magnetic, Common Trip
- Used On:
- Type CH Loadcenter
- Size:
- 3 Inch Length x 1.5 Inch Width x 3.5 Inch Height
- Catalog:
- Eaton_36620_V1T1_36_V1T1_37_CAT.pdf
- Wire Size:
- 14 to 2 AWG, 3/0 AWG
- Voltage Rating:
- 120/240 VAC
- Country of Origin:
- Dominican Republic
MSRP $108.11Surplus $38.61 -
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Eaton CHB250 Miniature Circuit Breakers (MCBs) CHB 2P 50A 240V 50/60Hz 1Ph EA
MSRP $417.00Surplus $144.97Eaton CHB250 Miniature Circuit Breakers (MCBs) CHB 2P 50A 240V 50/60Hz 1Ph EA​ ARCA SKU: C15-1518 Brand: Eaton MPN: CHB250 UPC: 782113112503 Shipping Weight: 0.55 Shipping Height: 2.00 In...- SKU:
- C15-1518
- Series:
- CHB
- Type:
- Main
- Volts:
- 240 VAC
- Amps:
- 32 A
- Used On:
- PB Series Panel board
- Poles:
- 2
- Mounting:
- Bolt-On
- Short Description:
- 240 VAC, 50 A, 10 kA, 2-Pole, Bolt-On Mount, Molded Case
- Data Sheet:
- SchneiderElectric-SquareD_15300_1_2_DATA.pdf
- Installation/Operator:
- SchneiderElectric-SquareD_00344_INST.pdf
- CAD Drawing:
- SchneiderElectric-SquareD_17868_1_CAD.pdf
- Voltage Rating:
- 240 VAC
- Current Rating:
- 50 A
- Number of Poles:
- 2
MSRP $417.00Surplus $144.97 -
Eaton CHB320 Miniature Circuit Breakers (MCBs) CH 3P 20A 240V 50/60Hz 3Ph EA
MSRP $592.00Surplus $563.92Eaton CHB320 Miniature Circuit Breakers (MCBs) CH 3P 20A 240V 50/60Hz 3Ph EA​ ARCA SKU: C15-3375 Brand: Eaton MPN: CHB320 UPC: 782113112596 Shipping Weight: 0.90 Shipping Height: 3.00 In...- SKU:
- C15-3375
- Amps:
- 20 A
- Mounting:
- Bolt-On
- Poles:
- 3
- Terminal Type:
- Molded Case
- Used On:
- Type PB Panelboard
- Volts:
- 240 V
- Gauge:
- 0
- Short Description:
- 240 V, 20 A, 10 kA, 3-Pole, Bolt-On Mount, Molded Case, Circuit Breaker
- Series:
- CHB
- Type:
- Molded Case
- Voltage Rating:
- 240 V
- Number of Poles:
- 3
- Current Rating:
- 20 A
MSRP $592.00Surplus $563.92
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