
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.
-
Din Rail Mounted Circuit Breakers
-
Main Breakers
-
Miniature Circuit Breakers (MCBs)
-
Molded Case Breakers (MCCBs)
-
Motor Circuit Protector (MCPs)
-
Lug Terminal Kits
-
Auxiliary, Shunt, Trip Units and UVRs
-
Circuit Breaker Accessories
- Product
- Qty in Cart
- Price
-
Cutler-Hammer BAB3100H Miniature Circuit Breakers (MCBs) 3P 100A 240V NULL EA
MSRP $886.41Surplus $197.77SKU: C15-1110 Brand: Cutler-Hammer MPN: BAB3100H UPC: 78667930400 Shipping Weight: 1.10 lbs. Shipping Height: 3.00 In. Shipping Length: 4.00 In. Shipping Width: 4.00...- SKU:
- C15-1110
- Series:
- BAB
- Type:
- Thermal Magnetic
- Type:
- Non-Interchangeable Trip
- Type:
- Miniature
- Approval:
- UL 489
- Approval:
- CSA
- Size:
- 3 Inch Width x 2.9 Inch Depth x 2.9 Inch Height
- Volts:
- 240 VAC
- Amps:
- 32 A
- Poles:
- 3
- Mounting:
- Bolt-On
- Interrupting Rating:
- 10000 A at 240 VAC
- Terminal Type:
- Steel Box Lug Standard Load
- Wire Size:
- 8 to 1/0 AWG Copper/Aluminum (Standard Load)
- Short Description:
- 240 VAC, 100 A, 10 kA, 3-Pole, Extended Tang Line/Box Lug Load Terminal, Bolt-On Mount, Thermal Magnetic, Miniature
- Catalog:
- Eaton_03771_V4T1_3_V4T1_11_V4T1_12_CAT.pdf
- TS PIK:
- 21508717
- Current Rating:
- 100 A
- Number of Poles:
- 3
- Voltage Rating:
- 240 VAC
- Country of Origin:
- Dominican Republic
MSRP $886.41Surplus $197.77 -
Cutler-Hammer KD3400WA02 Main Breakers EA
MSRP $6,806.50Surplus $2,473.01SKU: C15-11040 Brand: Cutler-Hammer MPN: KD3400WA02 UPC: Shipping Weight: 11.50 lbs. Shipping Height: 6.00 In. Shipping Length: 13.00 In. Shipping Width: 7.00 In...- SKU:
- C15-11040
- Short Description:
- A 3-pole, 100A thermal-magnetic molded case circuit breaker designed for 277/480V AC and 125/250V DC systems. It features a 14 kA interrupting capacity, steel pressure screw terminals, and is suitable for use in panelboards and switchboards
- Poles:
- 3
- Series:
- Series C
- Country of Origin:
- United States​
- Interrupting Rating:
- 14 kA
- Number of Poles:
- 3
- Current Rating:
- 100 A
- Voltage Rating:
- 125/250V
- Current Rating:
- 100
- Series:
- C
MSRP $6,806.50Surplus $2,473.01 -
Eaton HFD3100L Molded Case Breakers (MCCBs) HFD 3P 100A 600V 50/60Hz 3Ph F Frame
MSRP $4,356.16Surplus $966.92SKU: C15-1902 Brand: Eaton MPN: HFD3100L UPC: 786679175187 Shipping Weight: 4.50 lbs. Shipping Height: 5.00 In. Shipping Length: 8.00 In. Shipping Width: 5.00 In...- SKU:
- C15-1902
- Series:
- C, HFD
- Type:
- Molded Case
- Type:
- Thermal Magnetic
- Approval:
- UL 489
- Approval:
- CSA C22.2
- Size:
- 4.13 Inch Width x 3.38 Inch Depth x 6 Inch Height
- Volts:
- 600 VAC at 50/60 Hertz
- Volts:
- 250 VDC
- Amps:
- 32 A
- Poles:
- 3
- Interrupting Rating:
- 100 kA at 240 VAC
- Interrupting Rating:
- 65 kA at 480 Volt AC at 50/60 Hertz
- Interrupting Rating:
- 25 kA at 600 Volt DC
- Interrupting Rating:
- 22 kA at 250 Volt DC
- Terminal Type:
- Standard Pressure Line and Load
- Frame Type:
- FD
- Maximum AC Voltage Rating:
- 600 V
- Maximum DC Voltage Rating:
- 250 V
- Short Description:
- 600 VAC 50/60 Hz, 250 VDC, 100 A, 65/22 kA, 3-Pole, Line and Load Terminal, FD Frame, Thermal Magnetic, Molded Case
- Catalog:
- Eaton_27487_V4T2_254_V4T2_255_V4T2_273_V4T2_274_CAT.pdf
- Installation/Operator:
- Eaton_00091_INST.pdf
- CAD Drawing:
- Eaton_21588_1_CAD.pdf
- Voltage Rating:
- 600 VAC
- Number of Poles:
- 3
- CAD Drawings:
- Eaton_21588_1_CAD.pdf
- Current Rating:
- 100 A
- Country of Origin:
- Dominican Republic
MSRP $4,356.16Surplus $966.92 -
Eaton FD3100 Molded Case Breakers (MCCBs) FD 3P 100A 600V 50/60Hz 3Ph F Frame EA Thermal Magnetic
MSRP $2,693.24Surplus $547.26SKU: C15-1686 Brand: Eaton MPN: FD3100 UPC: 786679305768 Shipping Weight: 4.40 lbs. Shipping Height: 5.00 In. Shipping Length: 8.00 In. Shipping Width: 5.00 In...- SKU:
- C15-1686
- Series:
- C
- Type:
- Fixed Thermal
- Type:
- Fixed Magnetic
- Type:
- Molded Case
- Approval:
- UL
- Size:
- 3.38 Inch Length x 4.13 Inch Width x 4.13 Inch Height
- Volts:
- 600 VAC at 50/60 Hertz
- Volts:
- 250 VDC
- Amps:
- 32 A
- Poles:
- 3
- Interrupting Rating:
- 65 kA at 240 VAC
- Interrupting Rating:
- 35 kA at 480 Volt AC
- Terminal Type:
- Load Side
- Frame Type:
- F
- Maximum AC Voltage Rating:
- 600 VAC
- Maximum DC Voltage Rating:
- 250 VDC
- Short Description:
- 600 VAC 50/60 Hz, 250 VDC, 100 A, 35/10 kA, 3-Pole, Standard Pressure Load Terminal, FD Frame, Thermal Magnetic, Molded Case
- Catalog:
- Eaton_27487_V4T2_254_V4T2_255_V4T2_273_V4T2_274_CAT.pdf
- Data Sheet:
- Eaton_07831_1-3_8_9_DATA.pdf
- Installation/Operator:
- Eaton_00091_INST.pdf
- CAD Drawing:
- Eaton_21586_1_CAD.pdf
- TS PIK:
- 21508844
- Number of Poles:
- 3
- Current Rating:
- 100 A
- Voltage Rating:
- 600 VAC
- CAD Drawings:
- Eaton_21586_1_CAD.pdf
- Country of Origin:
- Dominican Republic
MSRP $2,693.24Surplus $547.26 -
Eaton FD2100 Molded Case Breakers (MCCBs) EA
MSRP $2,359.64Surplus $832.84SKU: C15-8129 Brand: Eaton MPN: FD2100 UPC: 78138133445 Shipping Weight: 2.80 lbs. Shipping Height: 6.00 In. Shipping Length: 3.00 In. Shipping Width: 4.00 In...- SKU:
- C15-8129
- Frame Type:
- FD
- Voltage Rating:
- 600 VAC at 50/60 Hz, 250 VDC
- Current Rating:
- 100 A
- Number of Poles:
- 2
- Interrupting Rating:
- 35 kA at 480 VAC, 10 kA at 250 VDC
- Type:
- Molded Case, Thermal Magnetic
- Maximum AC Voltage Rating:
- 600
- Maximum DC Voltage Rating:
- 250
- Terminal Type:
- Standard Pressure Load Terminal
- Size:
- 2.75 Inch W x 3.38 Inch D x 6 Inch H
- Short Description:
- 600 VAC 50/60 Hz, 250 VDC, 100 A, 35/10 kA, 2-Pole, Standard Pressure Load Terminal, FD Frame, Thermal Magnetic, Molded Case, Non-Interchangeable Trip Circuit Breaker
- Catalog:
- Eaton_27487_V4T2_254_V4T2_255_V4T2_273_V4T2_274_CAT.pdf
- Data Sheet:
- Eaton_07831_1-3_6_7_DATA.pdf
- Installation/Operator:
- Eaton_00091_INST.pdf
- TS PIK:
- 21509038
- CAD Drawings:
- Eaton_21585_1_CAD.pdf
- Series:
- C, FD
- Country of Origin:
- Dominican Republic
- Approval:
- UL
MSRP $2,359.64Surplus $832.84 -
Eaton ED3100 Molded Case Breakers (MCCBs) ED 3P 100A 240V 50/60Hz 3Ph F Frame EA Thermal Magnetic
MSRP $2,382.28Surplus $479.10SKU: C15-1862 Brand: Eaton MPN: ED3100 UPC: Shipping Weight: 4.05 lbs. Shipping Height: 4.00 In. Shipping Length: 6.00 In. Shipping Width: 5.00 In. Product...- SKU:
- C15-1862
- Series:
- C
- Type:
- Thermal Magnetic
- Type:
- Compact
- Approval:
- UL
- Approval:
- CSA
- Size:
- 4.13 Inch Width x 3.38 Inch Depth x 6 Inch Height
- Volts:
- 240 VAC at 50/60 Hertz
- Amps:
- 32 A
- Poles:
- 3
- Interrupting Rating:
- 65 kA at 220/240 VAC
- Interrupting Rating:
- 10 Kiloamp at 125 Volt DC (IEC 157-1)
- Frame Type:
- F
- Maximum AC Voltage Rating (V):
- 240
- Maximum DC Voltage Rating (V):
- 125
- Short Description:
- 240 VAC 50/60 Hz, 125 VDC, 100 A, 65/10 kA, 3-Pole, Standard Pressure Load Terminal, ED Frame, Thermal Magnetic, Molded Case
- Catalog:
- Eaton_27487_V4T2_254_V4T2_255_V4T2_273_V4T2_274_CAT.pdf
- Installation/Operator:
- ABBElectrificationProducts-ABBGEIndustrialSolutions_00118_INST.pdf
- CAD Drawing:
- ABBElectrificationProducts-ABBGEIndustrialSolutions_04186_1_CAD.pdf
- TS PIK:
- 21511745
- Voltage Rating:
- 240 VAC
- Data Sheet:
- Eaton_07831_1-3_DATA.pdf
- Number of Poles:
- 3
- Current Rating:
- 100 A
- Country of Origin:
- Dominican Republic
MSRP $2,382.28Surplus $479.10 -
Eaton BKED100B Molded Case Breakers (MCCBs) EA
MSRP $2,463.65Surplus $259.79SKU: C15-11206 Brand: Eaton MPN: BKED100B UPC: Shipping Weight: 4.95 lbs. Shipping Height: 4.00 In. Shipping Length: 9.00 In. Shipping Width: 7.00 In. Product...- SKU:
- C15-11206
- Voltage Rating:
- 240 VAC
- Series:
- Series BKED
- Short Description:
- 240 VAC 1/3-Phase, 100 A, Bottom Mount, Main/Sub-Feed, ED-Frame Circuit Breaker Kit
- Type:
- Main, Sub Feed
- Current Rating:
- 100 A
- Country of Origin:
- United States
- Used On:
- PRL1A/PRL2A Panelboard
- Installation:
- Bottom
- Application:
- Distribution
MSRP $2,463.65Surplus $259.79 -
Eaton FD2100-MOD Molded Case Breakers (MCCBs) EA
MSRP $2,359.64Surplus $490.53SKU: C15-9313 Brand: Eaton MPN: FD2100-MOD UPC: Shipping Weight: 2.95 lbs. Shipping Height: 5.00 In. Shipping Length: 3.00 In. Shipping Width: 7.00 In. Product...- SKU:
- C15-9313
- Frame Type:
- F
- Voltage Rating:
- 00 VAC, 250 VDC
- Current Rating:
- 100 A
- Number of Poles:
- 2
- Short Description:
- Eaton Series C complete molded case circuit breaker, F-frame, FD, Complete breaker, Fixed thermal, Fixed magnetic trip type, Two-pole, 100 A, 600 VAC, 250 VDC, Load side, 50/60 Hz
- Country of Origin:
- Dominican Republic
MSRP $2,359.64Surplus $490.53 -
Eaton FD3100 Molded Case Breakers (MCCBs) FD 3P 100A 600V 50/60Hz 3Ph F Frame EA
MSRP $2,586.47Surplus $496.74SKU: C15-2599 Brand: Eaton MPN: FD3100 UPC: 786685020860 Shipping Weight: 3.80 lbs. Shipping Height: 4.00 In. Shipping Length: 6.00 In. Shipping Width: 4.00 In...- SKU:
- C15-2599
- TS PIK:
- 121693914
- Catalog:
- Eaton_27487_V4T2_254_V4T2_255_V4T2_273_V4T2_274_CAT.pdf
- Current Rating:
- 100 A
- CAD Drawings:
- Eaton_21586_1_CAD.pdf
- Voltage Rating:
- 600 VAC, 250 VDC
- Series:
- C, FD
- Data Sheet:
- Eaton_07831_1-3_8_9_DATA.pdf
- Short Description:
- 600 VAC 50/60 Hz, 250 VDC, 100 A, 35/10 kA, 3-Pole, Standard Pressure Load Terminal, FD Frame, Thermal Magnetic, Molded Case, Non-Interchangeable Trip Circuit Breaker
- Maximum DC Voltage Rating:
- 250 VDC
- Installation/Operator:
- Eaton_00091_INST.pdf
- Terminal Type:
- Load Side
- Type:
- Fixed Thermal, Fixed Magnetic, Molded Case
- Size:
- 3.38 Inch Length x 4.13 Inch Width x 4.13 Inch Height
- Frame Type:
- F
- Interrupting Rating:
- 65 kA at 240 VAC, 35 kA at 480 VAC
- Number of Poles:
- 3
- Maximum AC Voltage Rating:
- 600 VAC
- Country of Origin:
- Dominican Republic
- Approval:
- UL
MSRP $2,586.47Surplus $496.74 -
Eaton HFD3100 Miniature Circuit Breakers (MCBs)
MSRP $5,241.01Surplus $1,070.88SKU: C15-1712 Brand: Eaton MPN: HFD3100 UPC: 78667917589 Shipping Weight: 4.25 lbs. Shipping Height: 5.00 In. Shipping Length: 7.00 In. Shipping Width: 5.00 In...- SKU:
- C15-1712
- Series:
- C
- Type:
- Molded Case
- Type:
- Fixed Thermal Magnetic
- Approval:
- UL 489
- Approval:
- CSA C22.2
- Size:
- 4.13 Inch Width x 3.38 Inch Depth x 6 Inch Height
- Volts:
- 600 VAC at 50/60 Hertz
- Volts:
- 250 VDC
- Amps:
- 32 A
- Poles:
- 3
- Interrupting Rating:
- 100 kA at 240 VAC
- Interrupting Rating:
- 65 Kiloamp at 480 Volt AC at 50/60 Hertz
- Interrupting Rating:
- 25 Kiloamp at 600 Volt DC
- Interrupting Rating:
- 22 Kiloamp at 250 Volt DC
- Terminal Type:
- Standard Pressure Load
- Frame Type:
- FD
- Maximum AC Voltage Rating:
- 600 V
- Maximum DC Voltage Rating:
- 250 V
- Short Description:
- 600 VAC 50/60 Hz, 250 VDC, 100 A, 65/22 kA, 3-Pole, Standard Pressure Load Terminal, FD Frame, Thermal Magnetic, Molded Case
- Catalog:
- Eaton_27487_V4T2_254_V4T2_255_V4T2_273_V4T2_274_CAT.pdf
- Data Sheet:
- Eaton_40755_1-4_DATA.pdf
- Installation/Operator:
- Eaton_00091_INST.pdf
- TS PIK:
- 21506285
- Number of Poles:
- 3
- CAD Drawings:
- Eaton_21588_1_CAD.pdf
- Voltage Rating:
- 600 VAC, 250 VDC
- Current Rating:
- 100 A
- Country of Origin:
- United States
MSRP $5,241.01Surplus $1,070.88 -
Eaton HFDPV4100W Molded Case Breakers (MCCBs) HFD 4P 100A 1000V 50/60Hz 3Ph F Frame
MSRP $5,377.14Surplus $792.10SKU: C15-3624 Brand: Eaton MPN: HFDPV4100W UPC: 786685682754 Shipping Weight: 5.15 lbs. Shipping Height: 4.00 In. Shipping Length: 6.00 In. Shipping Width: 6.00 In...- SKU:
- C15-3624
- Frame Type:
- F
- Voltage Rating:
- 1000 V
- Current Rating:
- 100 A
- Number of Poles:
- 4
- Interrupting Rating:
- 1.5 kA
- Short Description:
- Eaton Series C DC/PvGard molded case switch, F-frame, FD, Molded case switch, Fixed thermal, fixed magnetic trip type, Four-pole, 100A, 1000 Vdc, 1.5 kA, Without terminals, Photo Vaic, 80% rated
- Series:
- C
- Country of Origin:
- Dominican Republic
MSRP $5,377.14Surplus $792.10 -
Eaton QBHW2100 Miniature Circuit Breakers (MCBs) QBHW 2P 100A 240V 50/60Hz 1Ph EA
MSRP $1,300.04Surplus $246.16SKU: C15-3606 Brand: Eaton MPN: QBHW2100 UPC: 786679393109 Shipping Weight: 0.75 lbs. Shipping Height: 4.00 In. Shipping Length: 4.00 In. Shipping Width: 4.00 In...- SKU:
- C15-3606
- Series:
- QBHW
- Type:
- Thermal Magnetic
- Approval:
- UL 489
- Approval:
- CSA
- Volts:
- 120/240 VAC
- Amps:
- 32 A
- Poles:
- 2
- Mounting:
- Bolt-On
- Interrupting Rating:
- 22000 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, 100 A, 22 kA, 2-Pole, Extended Tang Line/Steel Box Lug Load Terminal, Bolt-On Mount, Thermal Magnetic, Miniature
- Catalog:
- Eaton_03771_V4T1_12_CAT.pdf
- TS PIK:
- 21510603
- Voltage Rating:
- 120/240 VAC
- Number of Poles:
- 2
- Current Rating:
- 100 A
- Country of Origin:
- Dominican Republic
MSRP $1,300.04Surplus $246.16 -
Siemens SCND69100A Molded Case Breakers (MCCBs) SCND6 3P 1000A 600V 50/60Hz 3Ph
MSRP $50,844.56Surplus $3,090.19SKU: C15-3445 Brand: Siemens MPN: SCND69100A UPC: Shipping Weight: 64.10 lbs. Shipping Height: 9.00 In. Shipping Length: 23.00 In. Shipping Width: 10.00 In. Product...- SKU:
- C15-3445
- Series:
- SCND6-A
- Type:
- Electronic
- Type:
- Solid State
- Approval:
- UL 489
- Approval:
- IEC 947-2
- Size:
- 9 Inch Width x 8.25 Inch Depth x 16 Inch Height
- Volts:
- 600 VAC
- Amps:
- 32 A
- Poles:
- 3
- Interrupting Rating:
- 200 kA at 240 VAC (UL 489)
- Interrupting Rating:
- 100 kA at 480 Volt AC (UL 489)
- Interrupting Rating:
- 65 kA at 600 Volt AC (UL 489)
- Terminal Type:
- Line/Load Lug
- Frame Type:
- ND
- Maximum AC Voltage Rating:
- 600 V
- Short Description:
- 600 VAC, 1000 A, 100 kA, 3-Pole, 1/0 AWG to 500 KCMIL Copper/Aluminum, Line/Load Lug Terminal, MD Frame, LI Sensitrip, Electronic Trip
- Current Rating:
- 100 A
- Voltage Rating:
- 600 VAC
- Number of Poles:
- 3
- Country of Origin:
- MEX
MSRP $50,844.56Surplus $3,090.19
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.