
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
-
Contact Us For Quote
Eaton MBRLCKK Circuit Breaker Accessories
MSRP $439.25Surplus $308.17SKU: E30-11928 Brand: Eaton MPN: MBRLCKK UPC: 78211472831 Shipping Weight: 0.60 lbs. Shipping Height: 4.00 In. Shipping Length: 6.00 In. Shipping Width: 6.00 In...- SKU:
- E30-11928
- TS PIK:
- 122753647
- Used On:
- Circuit Breaker
- Type:
- Kirk
- Catalog:
- Eaton_24475_64_CAT.pdf
- Short Description:
- Universal Frame, Kirk, Keylock Provision Field Option Kit with Mounting Hardware and Bracket for Magnum IEC Low Vage Air Circuit Breaker
- Country of Origin:
- United States
MSRP $439.25Surplus $308.17 -
Eaton QBHW2030 Miniature Circuit Breakers (MCBs) 2P 30A 240V EA
MSRP $290.26Surplus $47.67Eaton QBHW2030 Miniature Circuit Breakers (MCBs) 2P 30A 240V EA​ ARCA SKU: C15-3512 Brand: Eaton MPN: QBHW2030 UPC: 786679392652 Shipping Weight: 0.65 lbs. Shipping Height: 4.00 In...- SKU:
- C15-3512
- Series:
- QBHW
- Type:
- Thermal Magnetic
- Approval:
- UL 489
- Approval:
- CSA
- Size:
- 3.9 Inch Length x 2.3 Inch Width x 4.8 Inch Height
- Volts:
- 120/240 VAC
- Amps:
- 32 A
- Poles:
- 2
- Mounting:
- Bolt-On
- Interrupting Rating:
- 22 kA at 120/240 VAC
- Terminal Type:
- Extended Tang Line
- Terminal Type:
- Box Lug Load
- Wire Size:
- 14 to 4 AWG (Copper/Aluminum)
- Short Description:
- 120/240 VAC, 30 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
- Voltage Rating:
- 120/240 VAC
- Current Rating:
- 30 A
- Number of Poles:
- 2
- Country of Origin:
- Dominican Republic
MSRP $290.26Surplus $47.67 -
Eaton QCP1020 Miniature Circuit Breakers (MCBs) QCP 1P 20A 240V 50/60Hz 1Ph
MSRP $69.50Surplus $8.75Eaton QCP1020 Miniature Circuit Breakers (MCBs) QCP 1P 20A 240V 50/60Hz 1Ph​ ARCA SKU: C15-2519 Brand: Eaton MPN: QCP1020 UPC: 786685555225 Shipping Weight: 0.35 Shipping Height: 5.00 In...- SKU:
- C15-2519
- Series:
- QC
- Volts:
- 240 V
- Amps:
- 20 A
- Poles:
- 1
- Frequency Rating:
- 50/60 Hz
- Short Description:
- TYPE QC BREAKER 1P 20A QCP
- Country of Origin:
- United States
MSRP $69.50Surplus $8.75 -
Contact Us For Quote
Eaton QCR2020HT Miniature Circuit Breakers (MCBs) QCR 2P 20A 240V 50/60Hz 1Ph
MSRP $430.00Surplus $146.76Eaton QCR2020HT Miniature Circuit Breakers (MCBs) QCR 2P 20A 240V 50/60Hz 1Ph​ ARCA SKU: C15-3429 Brand: Eaton MPN: QCR2020HT UPC: 782114225851 Shipping Weight: 0.50 lbs. Shipping...- SKU:
- C15-3429
- Type:
- Thermal Magnetic
- Approval:
- UL
- Approval:
- CSA
- Size:
- 5.75 Inch Length x 2 Inch Width x 3.5 Inch Height
- Volts:
- 240 VAC
- Amps:
- 32 A
- Poles:
- 2
- Mounting:
- DIN Rail Rear
- Interrupting Rating:
- 10 kA
- Terminal Type:
- Ring/Spade Lug
- Short Description:
- 240 VAC, 20 A, 2-Pole, 10 kA, Ring/Spade Lug Terminal, DIN Rail Rear Mount, Cable-In/Cable-Out, Thermal Magnetic
- Catalog:
- Eaton_03771_V4T1_23_V4T1_24_CAT.pdf
- Current Rating:
- 20 A
- Number of Poles:
- 2
- Voltage Rating:
- 240 VAC
- Country of Origin:
- Dominican Republic
MSRP $430.00Surplus $146.76 -
Contact Us For Quote
GE CLXR35 DIN Rail and Accessories Din-Rail
MSRP $39.00Surplus $9.28GE CLXR35 DIN Rail and Accessories Din-Rail​ ARCA SKU: C26-5404 Brand: GE MPN: CLXR35 UPC: 783166580547 Shipping Weight: 0.70 Shipping Height: 1.00 In. Shipping Length: 40.00 In...- SKU:
- C26-5404
- Series:
- Series CLXR
- Type:
- DIN Rail
- Used On:
- Terminal Block
- Length:
- 1 M
- Configuration:
- Slotted
- Width:
- 35 MM
- Short Description:
- 1 M x 35 MM
MSRP $39.00Surplus $9.28 -
GENERAL ELECTRIC TQD32225WL Molded Case Breakers (MCCBs)
MSRP $2,942.62Surplus $514.57SKU: C15-7024 Brand: GENERAL ELECTRIC MPN: TQD32225WL UPC: 78316402137 Shipping Weight: 3.25 lbs. Shipping Height: 4.00 In. Shipping Length: 8.00 In. Shipping...- SKU:
- C15-7024
- TS PIK:
- 120072247
- Current Rating:
- 225 A
- Short Description:
- 240 VAC, 225 A, 10 kA, 3-Pole, TQD Frame, Molded Case, Fixed Thermal Magnetic, Internal Common Trip, Molded Case Circuit Breaker
- Number of Poles:
- 3
- Frame Type:
- Q-Line
- Maximum AC Voltage Rating:
- 240 V
- Voltage Rating:
- 120/240 VAC
- Catalog:
- ABBElectrificationProducts-ABBGEIndustrialSolutions_00017_6_26_6_27_CAT.pdf
- Terminal Type:
- Copper/Aluminum Line and Load Lug
- Interrupting Rating:
- 10 kA at 120/240 VAC
- Type:
- Thermal Magnetic
MSRP $2,942.62Surplus $514.57 -
Siemens B350 Miniature Circuit Breakers (MCBs)
MSRP $622.00Surplus $159.69SKU: C15-6230 Brand: Siemens MPN: B350 UPC: 78364326375 Shipping Weight: 0.95 lbs. Shipping Height: 3.00 In. Shipping Length: 4.00 In. Shipping Width: 3.00 In...- SKU:
- C15-6230
- Used On:
- P1/P2/P3/P4/P5 Panelboard
- Short Description:
- 240 VAC, 50 A, 10 kA, 3-Pole, Bolt-On Mount, Molded Case, Common Trip, Thermal Magnetic Trip Unit, Branch, Panelboard Circuit Breaker
- Type:
- Molded Case, Thermal and Fixed Magnetic, Branch, Common Trip
- Current Rating:
- 50 A
- Voltage Rating:
- 240 VAC
- Catalog:
- SiemensAG_00564_7_29_CAT.pdf
- Data Sheet:
- SiemensAG_05264_1_DATA.pdf
- Interrupting Rating:
- 10 kA at 240 VAC (UL)
- Installation/Operator:
- SiemensAG_00215_INST.pdf
- Number of Poles:
- 3
- Mounting:
- Bolt-On
- Country of Origin:
- Mexico
MSRP $622.00Surplus $159.69 -
Square D EDB24060 Miniature Circuit Breakers (MCBs)
MSRP $536.00Surplus $237.00Square D EDB24060 Miniature Circuit Breakers (MCBs)​ ARCA SKU: C15-6508 Brand: Square D MPN: EDB24060 UPC: 78590187909 Shipping Weight: 2.50 lbs. Shipping Height: 4.00 In. Shipping...- SKU:
- C15-6508
- TS PIK:
- 109594539
- Series:
- EDB
- Number of Poles:
- 2
- Interrupting Rating:
- 18 kA at 480 Star/277 VAC
- Short Description:
- 480 Star/277 VAC, 60 A, 18 kA, 2-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
- Current Rating:
- 60 A
- Installation/Operator:
- SchneiderElectric-SquareD_01117_INST.pdf
- Data Sheet:
- SchneiderElectric-SquareD_45583_1_2_DATA.pdf
- Used On:
- NF Merchandised Panelboard
- Type:
- Thermal Magnetic, Branch, Miniature
- Voltage Rating:
- 480 Star/277 VAC
- Country of Origin:
- Mexico
MSRP $536.00Surplus $237.00 -
Square D EJB34035 Miniature Circuit Breakers (MCBs)
MSRP $1,358.00Surplus $536.26SKU: C15-7077 Brand: Square D MPN: EJB34035 UPC: 78590113061 Shipping Weight: 3.60 lbs. Shipping Height: 5.00 In. Shipping Length: 10.00 In. Shipping Width: 7.00 In...- SKU:
- C15-7077
- TS PIK:
- 120071533
- Number of Poles:
- 3
- Short Description:
- 480 Star/277 VAC, 35 A, 65 kA, 3-Pole, E-Frame, Bolt-On Mount, Aluminum Lug Terminal, Thermal Magnetic, Branch, Miniature, Panelboard Circuit Breaker
- Type:
- Thermal Magnetic, Branch, Miniature
- Installation/Operator:
- SchneiderElectric-SquareD_01117_INST.pdf
- Voltage Rating:
- 480 Star/277 VAC
- Current Rating:
- 35 A
- Data Sheet:
- SchneiderElectric-SquareD_45731_1_2_DATA.pdf
- Interrupting Rating:
- 65 kA at 480 Star/277 VAC
- Catalog:
- SchneiderElectric-SquareD_32357_9_31-9_33_CAT.pdf
- Used On:
- NF Merchandised Panelboard
- Series:
- EJB
- Country of Origin:
- United States
MSRP $1,358.00Surplus $536.26 -
Square D QO120GFI Miniature Circuit Breakers (MCBs) QO 1P 20A 120V 50/60Hz 1Ph
MSRP $257.00Surplus $106.72Square D QO120GFI Miniature Circuit Breakers (MCBs) QO 1P 20A 120V 50/60Hz 1Ph​ ARCA SKU: C15-4830 Brand: Square D MPN: QO120GFI UPC: 785901255079 Shipping Weight: 0.55 lbs. Shipping...- SKU:
- C15-4830
- Series:
- QO-GFI
- Type:
- Ground Fault
- Approval:
- UL
- Approval:
- CSA
- Size:
- 0.75 Inch Width x 2.91 Inch Depth x 4.13 Inch Height
- Volts:
- 120 VAC 50/60 Hertz
- Amps:
- 32 A
- Used On:
- Load Center
- Poles:
- 1
- Mounting:
- Plug-On
- Interrupting Rating:
- 10 kA
- Terminal Type:
- Pressure Plate
- Wire Size:
- 14 to 8 AWG (Copper)
- Wire Size:
- 12 to 8 AWG (Aluminum)
- Trip Sensitivity:
- 6 Milliamp
- Short Description:
- 120 VAC, 20 A, 10 kA, 1-Pole, Pressure Plate Terminal, Plug-In Mount, Ground Fault
- Catalog:
- SchneiderElectric-SquareD_03264_1_5_CAT.pdf
- Installation/Operator:
- SchneiderElectric-SquareD_00193_INST.pdf
- Voltage Rating:
- 120 VAC
- Current Rating:
- 20 A
- Number of Poles:
- 1
MSRP $257.00Surplus $106.72 -
Abb 2CSB202001R1630 Miniature Circuit Breakers (MCBs) 2P 63A 400V 50/60Hz
MSRP $125.00Surplus $45.79Abb 2CSB202001R1630 Miniature Circuit Breakers (MCBs) 2P 63A 400V 50/60Hz​ ARCA SKU: C15-4395 Brand: ABB MPN: 2CSB202001R1630 UPC: Shipping Weight: 0.55 Shipping Height: 4.00 In. Shipping...- SKU:
- C15-4395
- Volts:
- 400 V
- Amps:
- 63 A
- Poles:
- 2
- Frequency Rating:
- 50/60 Hz
- Number of Poles:
- 2
MSRP $125.00Surplus $45.79 -
Contact Us For Quote
Cutler-Hammer ELHFD3100L Molded Case Breakers (MCCBs) EA
MSRP $5,300.00Surplus $1,609.99SKU: C15-9642 Brand: Cutler-Hammer MPN: ELHFD3100L UPC: 78211423084 Shipping Weight: 6.90 lbs. Shipping Height: 7.00 In. Shipping Length: 7.00 In. Shipping Width: 13...- SKU:
- C15-9642
MSRP $5,300.00Surplus $1,609.99 -
Contact Us For Quote
Cutler-Hammer FDB3060L Molded Case Breakers (MCCBs) 3P 60A
MSRP $1,155.58Surplus $244.65SKU: C15-6790 Brand: Cutler-Hammer MPN: FDB3060L UPC: 78667930596 Shipping Weight: 4.60 lbs. Shipping Height: 5.00 In. Shipping Length: 8.00 In. Shipping Width: 5.00...- SKU:
- C15-6790
- TS PIK:
- 21010543
- Interrupting Rating:
- 18 kA at 240 VAC 50/60 Hertz, 14 kA at 480/600 VAC 50/60 Hertz, 10 kA at 250 VDC
- Current Rating:
- 60 A
- Voltage Rating:
- 600 VAC 50/60 Hertz, 250 VDC
- Number of Poles:
- 3
- Frame Type:
- FD
- Installation/Operator:
- Eaton_00091_INST.pdf
- Series:
- FDB
- Short Description:
- 600 VAC 50/60 Hz, 250 VDC, 60 A, 14/10 kA, 3-Pole, Line and Load Terminal, FD Frame, Thermal Magnetic, Molded Case, Non-Interchangeable Trip Circuit Breaker
- Data Sheet:
- Eaton_07831_1-3_DATA.pdf
- Catalog:
- Eaton_27487_V4T2_254_V4T2_255_V4T2_273_V4T2_274_CAT.pdf
- Type:
- Molded Case, Thermal Magnetic
- Maximum AC Voltage Rating:
- 600 V
- Size:
- 4.13 Inch Width x 3.38 Inch Depth x 6 Inch Height
- Terminal Type:
- Standard Pressure Line and Load
- Maximum DC Voltage Rating:
- 250 V
- Country of Origin:
- Dominican Republic
MSRP $1,155.58Surplus $244.65 -
Eaton A1X3LTK Other Auxiliary/Shunt/Trip Units/UVRs
MSRP $377.00Surplus $195.87Eaton A1X3LTK Other Auxiliary/Shunt/Trip Units/UVRs​ ARCA SKU: S05-1997 Brand: Eaton MPN: A1X3LTK UPC: 786679554562 Shipping Weight: 0.30 lbs. Shipping Height: 3.00 In. Shipping...- SKU:
- S05-1997
- Short Description:
- EATON MOLDED CASE CIRCUIT BREAKER ACCESSORY AUXILIARY SWITCH, FIELD MOUNTED AUXI
- Volts:
- 600 V
- Type:
- Aux/Alarm Combo
- Frame Type:
- J-K
- TS PIK:
- 107004655
MSRP $377.00Surplus $195.87 -
Contact Us For Quote
Eaton A2L1RTK Circuit Breaker Accessories Locking Attachment F
MSRP $900.00Surplus $206.49Eaton A2L1RTK Circuit Breaker Accessories Locking Attachment F​ ARCA SKU: C15-2730 Brand: Eaton MPN: A2L1RTK UPC: 786679553367 Shipping Weight: 0.30 Shipping Height: 3.00 In. Shipping...- SKU:
- C15-2730
- Frame:
- F
- Short Description:
- EATON MOLDED CASE CIRCUIT BREAKER ACCESSORY ALARM SWITCH, ALARM SWITCH FACTORY I
MSRP $900.00Surplus $206.49 -
Eaton BAB2015HT Miniature Circuit Breakers (MCBs) BA 2P 15A 120/240V 50/60Hz 1Ph EA
MSRP $463.53Surplus $190.04SKU: C15-3668 Brand: Eaton MPN: BAB2015HT UPC: 78667920218 Shipping Weight: 0.65 lbs. Shipping Height: 5.00 In. Shipping Length: 4.00 In. Shipping Width: 3.00 In...- SKU:
- C15-3668
- Series:
- BAB
- Volts:
- 120/240 V
- Amps:
- 15 A
- Poles:
- 2
- Frequency Rating:
- 50/60 Hz
- Short Description:
- QUICKLAG INDUSTRIAL THERMAL-MAGNETIC CIRCUIT BREAKER, TWO-POLE, RING OR SPADE LU
- TS PIK:
- 115395276
- Number of Poles:
- 3
- Country of Origin:
- Dominican Republic
MSRP $463.53Surplus $190.04 -
Eaton BR120AF Other Circuit Breakers 20A 120V EA
MSRP $229.81Surplus $70.95Eaton BR120AF Other Circuit Breakers 20A 120V EA​ ARCA SKU: C15-1193 Brand: Eaton MPN: BR120AF UPC: 78211423150 Shipping Weight: 0.50 lbs. Shipping Height: 1.00 In. Shipping...- SKU:
- C15-1193
- Approval:
- UL 1699
- Amps:
- 20 A
- Interrupting Rating:
- 10 kA
- Mounting:
- 1 Plug-On
- Poles:
- 1
- Size:
- 4.75 Inch Width x 3 Inch Depth x 1.25 Inch Height
- Used On:
- BR Load Center
- Volts:
- 120/240 VAC
- Gauge:
- 14 to 4 AWG Copper/Aluminum
- Short Description:
- 120/240 VAC, 20 A, 10 kA, 1-Pole, Plug-On Mount, Branch Feeder, Arc Fault Circuit Breaker
- Series:
- BR
- Specification/Technical:
- Eaton_37611_1_SPEC.pdf
- TS PIK:
- 115463478
- Wire Size:
- 14 to 4 AWG Copper/Aluminum
- Current Rating:
- 20 A
- Catalog:
- Eaton_36650_V1T1_76_V1T1_78_CAT.pdf
- Voltage Rating:
- 120/240 VAC
- Number of Poles:
- 1
MSRP $229.81Surplus $70.95 -
Eaton BR120ST Miniature Circuit Breakers (MCBs) BR 1P 20A 240V 50/60Hz 1Ph Shunt Trip
MSRP $364.00Surplus $115.94Eaton BR120ST Miniature Circuit Breakers (MCBs) BR 1P 20A 240V 50/60Hz 1Ph Shunt Trip​ ARCA SKU: C15-1198 Brand: Eaton MPN: BR120ST UPC: 786676000161 Shipping Weight: 0.65 Shipping...- SKU:
- C15-1198
- Series:
- BR
- Type:
- Thermal Magnetic
- Size:
- 2.5 Inch Length x 1 Inch Width x 2 Inch Height
- Volts:
- 120/240 VAC
- Amps:
- 32 A
- Used On:
- BR Series Load Center
- Poles:
- 1
- Mounting:
- 1 Plug-On
- Interrupting Rating:
- 10 kA
- Wire Size:
- 14 to 4 AWG (Copper/Aluminum)
- Short Description:
- 120/240 VAC, 20 A, 10 kA, 1-Pole, Plug-On Mount, Shunt Trip, Thermal Magnetic
- Catalog:
- Eaton_36620_V1T1_84_CAT.pdf
- Current Rating:
- 20 A
- Number of Poles:
- 1
- Voltage Rating:
- 120/240 VAC
- Country of Origin:
- Dominican Republic
MSRP $364.00Surplus $115.94 -
Eaton BREQS125 Circuit Breaker Accessories 125A EA
MSRP $13.00Surplus $9.40Eaton BREQS125 Circuit Breaker Accessories 125A EA​ ARCA SKU: C15-2015 Brand: Eaton MPN: BREQS125 UPC: 786676449557 Shipping Weight: 0.05 lbs. Shipping Height: 2.00 In. Shipping...- SKU:
- C15-2015
- Series:
- BR
- Type:
- Hold Down
- Used On:
- 2 or 3-Pole Type BR Circuit Breaker in 1-Phase MLO Load Center Through 100 to 125 A
- Short Description:
- Hold Down
- Catalog:
- Eaton_36650_V1T1_85_CAT.pdf
- TS PIK:
- 21494711
- Country of Origin:
- United States
MSRP $13.00Surplus $9.40 -
Eaton BREQS125CS Circuit Breaker Accessories
MSRP $11.59Surplus $6.34Eaton BREQS125CS Circuit Breaker Accessories​ ARCA SKU: L19-2680 Brand: Eaton MPN: BREQS125CS UPC: 782114793114 Shipping Weight: 0.05 lbs. Shipping Height: 2.00 In. Shipping...- SKU:
- L19-2680
- Type:
- Hold-Down Kit
- Used On:
- Type BR 125 A 1-Phase MLO Load Center/2-Pole Circuit Breaker
- Short Description:
- Hold-Down Kit for 2-Pole Circuit Breaker
- Specification/Technical:
- Eaton_03722_1_SPEC.pdf
- TS PIK:
- 116530999
- Country of Origin:
- United States
MSRP $11.59Surplus $6.34
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.