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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Square D EHB24100 Molded Case Breakers (MCCBs)
MSRP $1,268.36Surplus $629.92SKU: C15-2164 Brand: Square D MPN: EHB24100 UPC: Shipping Weight: 1.05 lbs. Shipping Height: 4.00 In. Shipping Length: 5.00 In. Shipping Width: 4.00 In. Product...- SKU:
- C15-2164
- Frame Type:
- EHB
- Voltage Rating:
- 480 V
- Current Rating:
- 100 A
- Number of Poles:
- 2
- Short Description:
- Double poles thermal-magnetic circuit breaker has a current rating of 100 As and voltage rating of 480/277 Vac it has an interrupt current rating of 65 kA At 120/240 Vac
MSRP $1,268.36Surplus $629.92 -
Square D EJB14015 Miniature Circuit Breakers (MCBs)
MSRP $408.00Surplus $122.09Square D EJB14015 Miniature Circuit Breakers (MCBs)​ ARCA SKU: C15-6416 Brand: Square D MPN: EJB14015 UPC: 78590113049 Shipping Weight: 1.55 lbs. Shipping Height: 1.00 In. Shipping...- SKU:
- C15-6416
- TS PIK:
- 116050004
- Series:
- EJB
- Type:
- Thermal Magnetic, Branch, Miniature
- Catalog:
- SchneiderElectric-SquareD_32357_9_31-9_33_CAT.pdf
- Data Sheet:
- SchneiderElectric-SquareD_45696_1_2_DATA.pdf
- Interrupting Rating:
- 65 kA at 480 Star/277 VAC
- Voltage Rating:
- 277 VAC
- Used On:
- NF Merchandised Panelboard
- Installation/Operator:
- SchneiderElectric-SquareD_01117_INST.pdf
- Current Rating:
- 15 A
- Number of Poles:
- 1
- Short Description:
- 277 VAC, 15 A, 65 kA, 1-Pole, E-Frame, Bolt-On Mount, Aluminum Lug Terminal, Thermal Magnetic, Branch, Miniature, Panelboard Circuit Breaker
- Country of Origin:
- Mexico
MSRP $408.00Surplus $122.09 -
Square D EJB34050 Miniature Circuit Breakers (MCBs)
MSRP $880.00Surplus $595.84SKU: C15-7078 Brand: Square D MPN: EJB34050 UPC: 78590133523 Shipping Weight: 4.10 lbs. Shipping Height: 1.00 In. Shipping Length: 6.00 In. Shipping Width: 5.00 In...- SKU:
- C15-7078
- TS PIK:
- 120071557
- Series:
- EJB
- Current Rating:
- 50 A
- Type:
- Thermal Magnetic, Branch, Miniature
- Interrupting Rating:
- 65 kA at 480 Star/277 VAC
- Installation/Operator:
- SchneiderElectric-SquareD_01117_INST.pdf
- Short Description:
- 480 Star/277 VAC, 50 A, 65 kA, 3-Pole, E-Frame, Bolt-On Mount, Aluminum Lug Terminal, Thermal Magnetic, Branch, Miniature, Panelboard Circuit Breaker
- Voltage Rating:
- 480 Star/277 VAC
- Used On:
- NF Merchandised Panelboard
- Data Sheet:
- SchneiderElectric-SquareD_45736_1_2_DATA.pdf
- Number of Poles:
- 3
- Catalog:
- SchneiderElectric-SquareD_32357_9_31-9_33_CAT.pdf
- Country of Origin:
- Mexico
MSRP $880.00Surplus $595.84 -
Square D EJB34100 Miniature Circuit Breakers (MCBs) EA
MSRP $2,562.00Surplus $709.95SKU: L19-5485 Brand: Square D MPN: EJB34100 UPC: 78590109085 Shipping Weight: 3.65 lbs. Shipping Height: 5.00 In. Shipping Length: 10.00 In. Shipping Width: 6.00 In...- SKU:
- L19-5485
- TS PIK:
- 116558201
- Type:
- Thermal Magnetic, Branch, Miniature
- Series:
- EJB
- Voltage Rating:
- 480 Star/277 VAC
- Interrupting Rating:
- 65 kA at 480 Star/277 VAC
- Number of Poles:
- 3
- Current Rating:
- 100 A
- Short Description:
- 480 Star/277 VAC, 100 A, 65 kA, 3-Pole, E-Frame, Bolt-On Mount, Aluminum Lug Terminal, Thermal Magnetic, Branch, Miniature, Panelboard Circuit Breaker
- Catalog:
- SchneiderElectric-SquareD_32357_9_31-9_33_CAT.pdf
- Data Sheet:
- SchneiderElectric-SquareD_45745_1_2_DATA.pdf
- Installation/Operator:
- SchneiderElectric-SquareD_01117_INST.pdf
- Used On:
- NF Merchandised Panelboard
MSRP $2,562.00Surplus $709.95 -
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Square D FA-32050 Molded Case Breakers (MCCBs) EA
MSRP $800.00Surplus $186.51SKU: C15-10989 Brand: Square D MPN: FA-32050 UPC: Shipping Weight: 5.05 lbs. Shipping Height: 5.00 In. Shipping Length: 9.00 In. Shipping Width: 5.00 In. Product...- SKU:
- C15-10989
MSRP $800.00Surplus $186.51 -
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Square D FA24035AC Miniature Circuit Breakers (MCBs) EA
MSRP $600.00Surplus $325.77Square D FA24035AC Miniature Circuit Breakers (MCBs) EA​ ARCA SKU: C15-10966 Brand: Square D MPN: FA24035AC UPC: 785901337256 Shipping Weight: 4.40 lbs. Shipping Height: 5.00 In...- SKU:
- C15-10966
- Number of Poles:
- 2
MSRP $600.00Surplus $325.77 -
Square D FA24040AC Molded Case Breakers (MCCBs) EA
MSRP $1,400.00Surplus $272.28SKU: C15-10957 Brand: Square D MPN: FA24040AC UPC: 785901253525 Shipping Weight: 4.20 lbs. Shipping Height: 7.00 In. Shipping Length: 11.00 In. Shipping Width: 6.00...- SKU:
- C15-10957
- Short Description:
- 480 VAC, 250 VDC, 40 A, 10/18/25 kA, 2-Phase, 2-Pole, F-Frame, I-Line Mount, Thermal Magnetic, Molded Case Circuit Breaker
- Interrupting Rating:
- 18 kA at 480/600 VAC
- Number of Poles:
- 2
- Voltage Rating:
- 480 VAC, 250 VDC
- Data Sheet:
- SchneiderElectric-SquareD_04276_1_2_DATA.pdf
- Catalog:
- SchneiderElectric-SquareD_00096_25_28_CAT.pdf
- Type:
- Molded Case, Thermal Magnetic, Main
- Current Rating:
- 40 A
- Series:
- 650, FA
- Installation/Operator:
- SchneiderElectric-SquareD_00076_INST.pdf
MSRP $1,400.00Surplus $272.28 -
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Square D FA24040BC Miniature Circuit Breakers (MCBs) EA
MSRP $590.00Surplus $351.85Square D FA24040BC Miniature Circuit Breakers (MCBs) EA​ ARCA SKU: C15-10958 Brand: Square D MPN: FA24040BC UPC: 785901253532 Shipping Weight: 4.30 lbs. Shipping Height: 5.00 In...- SKU:
- C15-10958
- Number of Poles:
- 2
- Installation/Operator:
- SchneiderElectric-SquareD_00076_INST.pdf
- Current Rating:
- 40 A
- Used On:
- I-Line Panelboard and Switchboard
- Catalog:
- SchneiderElectric-SquareD_00096_25_28_CAT.pdf
- Series:
- 650, FA
- Type:
- Molded Case, Thermal Magnetic, Main
- Interrupting Rating:
- 18 kA at 480/600 VAC
- Data Sheet:
- SchneiderElectric-SquareD_04277_1_2_DATA.pdf
- Voltage Rating:
- 480 VAC, 250 VDC
- Short Description:
- 480 VAC, 250 VDC, 40 A, 10/18/25 kA, 4-Phase, 2-Pole, F-Frame, I-Line Mount, Thermal Magnetic, Molded Case Circuit Breaker
MSRP $590.00Surplus $351.85 -
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Square D FA32050 Molded Case Breakers (MCCBs)
MSRP $800.00Surplus $349.81Square D FA32050 Molded Case Breakers (MCCBs)​ ARCA SKU: C15-7059 Brand: Square D MPN: FA32050 UPC: Shipping Weight: 6.20 lbs. Shipping Height: 6.00 In. Shipping...- SKU:
- C15-7059
MSRP $800.00Surplus $349.81 -
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Square D FA34025 Other Circuit Breakers
MSRP $1,000.00Surplus $585.09SKU: C15-11374 Brand: Square D MPN: FA34025 UPC: Shipping Weight: 5.05 lbs. Shipping Height: 5.00 In. Shipping Length: 9.00 In. Shipping Width: 5.00 In. Product...- SKU:
- C15-11374
- Catalog:
- SchneiderElectric-SquareD_00096_25_28_CAT.pdf
- Prop 65 Warning:
- Yes
- Type:
- Molded Case, Thermal Magnetic, Main
- Short Description:
- 480 VAC, 250 VDC, 25 A, 10/18/25 kA, 3-Pole, F-Frame, I-Line Mount, Thermal Magnetic, Molded Case Circuit Breaker
- Voltage Rating:
- 480 VAC, 250 VDC
- Installation/Operator:
- SchneiderElectric-SquareD_00076_INST.pdf
- Data Sheet:
- SchneiderElectric-SquareD_04339_1_2_DATA.pdf
- Number of Poles:
- 3
- Series:
- 650, FA
- Current Rating:
- 25 A
- Interrupting Rating:
- 18 kA at 480/600 VAC
- Trip Setting:
- 275 A Hold, 600 A Trip
- Approval:
- UL 489, CSA, IEC, Federal Specification W-C-375B/GEN
- Used On:
- I-Line Panelboard and Switchboard
- Installation:
- Plug-On
- Application:
- Construction, Commercial Building, Control Equipment Panel, Industrial Building, OEM Commercial
MSRP $1,000.00Surplus $585.09 -
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Square D FAL24040 Molded Case Breakers (MCCBs)
MSRP $500.00Surplus $228.77SKU: C15-10968 Brand: Square D MPN: FAL24040 UPC: 785901254911 Shipping Weight: 2.85 lbs. Shipping Height: 5.00 In. Shipping Length: 6.00 In. Shipping Width: 3.00 In...- SKU:
- C15-10968
- Installation/Operator:
- SchneiderElectric-SquareD_00076_INST.pdf
- Terminal Type:
- Lug
- Voltage Rating:
- 480 VAC, 250 VDC
- Frame Type:
- F
- Short Description:
- 480 VAC, 250 VDC, 40 A, 18/10 kA, 2-Pole, F-Frame, Unit Mount, Thermal Magnetic, Molded Case Circuit Breaker
- Catalog:
- SchneiderElectric-SquareD_00096_25_26_CAT.pdf
- Number of Poles:
- 2
- Series:
- FA
- Data Sheet:
- SchneiderElectric-SquareD_04418_1_2_DATA.pdf
- Prop 65 Warning:
- Yes
- Size:
- 3 Inch Width x 4.13 Inch Depth x 6 Inch Height
- Current Rating:
- 40 A
- Type:
- Thermal Magnetic
- Interrupting Rating:
- 18 kA at 480/600 VAC
MSRP $500.00Surplus $228.77 -
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Square D FAL32015 Other Circuit Breakers EA
MSRP $400.00Surplus $250.71Square D FAL32015 Other Circuit Breakers EA​ ARCA SKU: S06-4528 Brand: Square D MPN: FAL32015 UPC: 785901422938 Shipping Weight: 4.20 lbs. Shipping Height: 4.00 In. Shipping...- SKU:
- S06-4528
- Type:
- Thermal Magnetic
- Number of Poles:
- 3
- Voltage Rating:
- 240 VAC
- Current Rating:
- 15 A
- Interrupting Rating:
- 10 kamp at 240 VAC, 25 kA at 480 VAC, 25 kA at 600 VAC
- Series:
- FA
- Size:
- 4.5 Inch Width x 4.13 Inch Depth x 6 Inch Height
- Short Description:
- 240 VAC, 250 VDC, 15 A, 10/5 kA, 3-Pole, F-Frame, Unit Mount, Thermal Magnetic, Molded Case Circuit Breaker
- Terminal Type:
- Lug
- Data Sheet:
- SchneiderElectric-SquareD_04435_1_2_DATA.pdf
- Installation/Operator:
- SchneiderElectric-SquareD_00076_INST.pdf
- Catalog:
- SchneiderElectric-SquareD_00096_25_26_CAT.pdf
- Frame Type:
- F
- Prop 65 Warning:
- Yes
MSRP $400.00Surplus $250.71 -
Square D FAL34050 Molded Case Breakers (MCCBs)
MSRP $1,250.00Surplus $321.20Square D FAL34050 Molded Case Breakers (MCCBs)​ ARCA SKU: C15-7028 Brand: Square D MPN: FAL34050 UPC: Shipping Weight: 4.85 lbs. Shipping Height: 6.00 In. Shipping...- SKU:
- C15-7028
- Catalog:
- SchneiderElectric-SquareD_00096_25_26_CAT.pdf
- Terminal Type:
- Lug
- Voltage Rating:
- 480 VAC, 250 VDC
- Current Rating:
- 50 A
- Number of Poles:
- 3
- Interrupting Rating:
- 18 kA at 480/600 VAC
- Short Description:
- 480 VAC, 250 VDC, 50 A, 18/10 kA, 3-Pole, F-Frame, Unit Mount, Thermal Magnetic, Molded Case Circuit Breaker
- Type:
- Thermal Magnetic
- Size:
- 4.5 Inch Width x 4.13 Inch Depth x 6 Inch Height
- Data Sheet:
- SchneiderElectric-SquareD_04467_1_2_DATA.pdf
- Series:
- FA
- Frame Type:
- F
- Installation/Operator:
- SchneiderElectric-SquareD_00076_INST.pdf
MSRP $1,250.00Surplus $321.20 -
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Square D FAL36050 Molded Case Breakers (MCCBs)
MSRP $2,200.00Surplus $368.69SKU: E30-10231 Brand: Square D MPN: FAL36050 UPC: Shipping Weight: 5.10 lbs. Shipping Height: 5.00 In. Shipping Length: 8.00 In. Shipping Width: 6.00 In. Product...- SKU:
- E30-10231
- Short Description:
- 600 AC, 250 VDC, 50 A, 14/10 kA, 3-Pole, F-Frame, Unit Mount, Thermal Magnetic, Molded Case Circuit Breaker
- Current Rating:
- 50 A
- Terminal Type:
- Lug
- Voltage Rating:
- 600 VAC, 250 VDC
- Catalog:
- SchneiderElectric-SquareD_00096_25_26_CAT.pdf
- Number of Poles:
- 3
- Data Sheet:
- SchneiderElectric-SquareD_04490_1_2_DATA.pdf
- Installation/Operator:
- SchneiderElectric-SquareD_00076_INST.pdf
- Frame Type:
- F
- Size:
- 4.5 Inch Width x 4.13 Inch Depth x 6 Inch Height
- Type:
- Thermal Magnetic
- Interrupting Rating:
- 14 kA at 600 VAC
- Series:
- FA
- Prop 65 Warning:
- Yes
MSRP $2,200.00Surplus $368.69 -
Square D FH16020A Miniature Circuit Breakers (MCBs)
MSRP $645.45Surplus $114.15Square D FH16020A Miniature Circuit Breakers (MCBs)​ ARCA SKU: C15-2184 Brand: Square D MPN: FH16020A UPC: Shipping Weight: 2.47 lbs. Shipping Height: 1.80 In. Shipping...- SKU:
- C15-2184
- Application:
- Power Distribution
- Approval:
- UL
- Approval:
- CSA
- Amps:
- 20 A
- Interrupting Rating:
- 65 kA at 240 VAC or 480 VAC Star/277 VAC (UL/CSA/NOM)
- Interrupting Rating:
- 10 Kiloampere at 415 VAC (IEC)
- Poles:
- 1
- Trip Setting:
- 275 to 600 A
- Type:
- Molded Case
- Used On:
- Class 650/734/820 I-Line Panelboard/Switchboard
- Volts:
- 240 VAC at 50/60 Hz
- Volts:
- 480 VAC Star/277 VAC at 50/60 Hz (UL/CSA/NOM)
- Volts:
- 240/415 VAC at 50/60 Hz (IEC)
- Volts:
- 250 VDC
- Short Description:
- 277 VAC, 125 VDC, 20 A, 65/10 kA, 1-Pole, F-Frame, I-Line Mount, Thermal Magnetic, Molded Case Circuit Breaker
- Series:
- FH
- Installation/Operator:
- SchneiderElectric-SquareD_00076_INST.pdf
- Number of Poles:
- 1
- Current Rating:
- 20 A
- Voltage Rating:
- 240/480 VAC
- Data Sheet:
- SchneiderElectric-SquareD_04524_1_2_DATA.pdf
- Catalog:
- SchneiderElectric_00256_11_9_CAT.pdf
- Country of Origin:
- United States
MSRP $645.45Surplus $114.15 -
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Square D FH16030A Molded Case Breakers (MCCBs)
MSRP $800.00Surplus $217.91Square D FH16030A Molded Case Breakers (MCCBs)​ ARCA SKU: C15-7182 Brand: Square D MPN: FH16030A UPC: Shipping Weight: 2.45 lbs. Shipping Height: 2.00 In. Shipping...- SKU:
- C15-7182
MSRP $800.00Surplus $217.91 -
Square D FH36030 Molded Case Breakers (MCCBs)
MSRP $1,520.00Surplus $560.04SKU: C15-7191 Brand: Square D MPN: FH36030 UPC: Shipping Weight: 5.90 lbs. Shipping Height: 7.00 In. Shipping Length: 11.00 In. Shipping Width: 7.00 In. Product...- SKU:
- C15-7191
- Series:
- 650, FH
- Current Rating:
- 30 A
- Short Description:
- 240/480/600 VAC, 250 VDC, 30 A, 65/25/18/10 kA, 3-Pole, F-Frame, I-Line Mount, Thermal Magnetic, Molded Case Circuit Breaker
- Number of Poles:
- 3
- Data Sheet:
- SchneiderElectric-SquareD_04553_1_2_DATA.pdf
- Voltage Rating:
- 600 VAC, 250 VDC
- Interrupting Rating:
- 18 kA at 600 VAC
- Type:
- Molded Case, Thermal Magnetic, Main
- Installation/Operator:
- SchneiderElectric-SquareD_00076_INST.pdf
- Catalog:
- SchneiderElectric_00256_11_9_CAT.pdf
MSRP $1,520.00Surplus $560.04 -
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Square D FH36040 Molded Case Breakers (MCCBs)
MSRP $888.12Surplus $586.47SKU: C15-7193 Brand: Square D MPN: FH36040 UPC: Shipping Weight: 5.70 lbs. Shipping Height: 5.00 In. Shipping Length: 10.00 In. Shipping Width: 6.00 In. Product...- SKU:
- C15-7193
- Series:
- 650, FH
- Voltage Rating:
- 600 VAC, 250 VDC
- Current Rating:
- 40 A
- Number of Poles:
- 3
- Catalog:
- SchneiderElectric_00256_11_9_CAT.pdf
- Installation/Operator:
- SchneiderElectric-SquareD_00076_INST.pdf
- Type:
- Molded Case, Thermal Magnetic, Main
- Data Sheet:
- SchneiderElectric-SquareD_04555_1_2_DATA.pdf
- Short Description:
- 240/480/600 VAC, 250 VDC, 40 A, 65/25/18/10 kA, 3-Pole, F-Frame, I-Line Mount, Thermal Magnetic, Molded Case Circuit Breaker
- Interrupting Rating:
- 18 kA at 600 VAC
MSRP $888.12Surplus $586.47 -
Square D FHL36060 Molded Case Breakers (MCCBs)
MSRP $927.43Surplus $571.21SKU: E30-10210 Brand: Square D MPN: FHL36060 UPC: Shipping Weight: 5.05 lbs. Shipping Height: 6.00 In. Shipping Length: 10.00 In. Shipping Width: 6.00 In. Product...- SKU:
- E30-10210
- Short Description:
- 600 VAC, 250 VDC, 60 A, 18 kA Interrupt, 3-Pole, Line/Load Lug Terminal, Unit Mount, Thermal Magnetic, Molded Case Circuit Breaker
- Voltage Rating:
- 240/480/600 VAC at 50/60 Hz, 480 VAC Star/277 VAC at 50/60 Hz, 600 VAC Star/347 VAC at 50/60 Hz (UL/CSA/NOM), 415 VAC at 50/60 Hz (IEC), 250 VDC
- Frame Type:
- F
- Number of Poles:
- 3
- Current Rating:
- 60 A
- Type:
- Molded Case, Thermal Magnetic
- Series:
- FH
- Maximum DC Voltage Rating:
- 250 V
- Maximum AC Voltage Rating:
- 600 V
- Interrupting Rating:
- 65 kA at 240 VAC, 25 kA at 480 VAC Star/277 VAC, 25 kA at 480 VAC, 18 kA at 600 VAC Star/347 VAC, 18 kA at 600 VAC (UL/CSA/NOM), 10/2.5 kA at 415 VAC (IEC), 50 kA at 250 VDC
- Terminal Type:
- Line Lug, Load Lug
- Size:
- 4.5 Inch W x 4.13 Inch D x 6 Inch H
- Data Sheet:
- SchneiderElectric_05209_1_2_DATA.pdf
- Prop 65 Warning:
- Yes
MSRP $927.43Surplus $571.21 -
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Square D GJL36003M01 Motor Circuit Protector (MCPs)
MSRP $882.09Surplus $485.08Square D GJL36003M01 Motor Circuit Protector (MCPs)​ ARCA SKU: C15-6520 Brand: Square D MPN: GJL36003M01 UPC: 78590179358 Shipping Weight: 2.45 lbs. Shipping Height: 5.00 In...- SKU:
- C15-6520
- TS PIK:
- 109595030
- Frame Type:
- GJ
- Number of Poles:
- 3
- Current Rating:
- 3 A
- Short Description:
- 600 VAC Star/347 VAC, 3 A, 3-Pole, Lug Terminal, Unit Mount, Magnetic, Motor Circuit Protector
- Data Sheet:
- SchneiderElectric-SquareD_12922_1_DATA.pdf
- Terminal Type:
- Lug
- Type:
- Magnetic
- Size:
- 3.54 Inch Width x 3.94 Inch Depth x 4.72 Inch Height
- Voltage Rating:
- 600 Star/347 VAC
- Series:
- GJL
- Prop 65 Warning:
- Yes
- Country of Origin:
- United States
- Approval:
- UL, CSA
MSRP $882.09Surplus $485.08
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