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
- Price
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Eaton MA1L1RTK Circuit Breaker Accessories Al/Lo Switch
MSRP $385.00Surplus $178.47Eaton MA1L1RTK Circuit Breaker Accessories Al/Lo Switch​ ARCA SKU: C15-3324 Brand: Eaton MPN: MA1L1RTK UPC: 786679553824 Shipping Weight: 0.30 Shipping Height: 3.00 In. Shipping...- SKU:
- C15-3324
- Short Description:
- EATON MOLDED CASE CIRCUIT BREAKER ACCESSORY AUXILIARY SWITCH, HMCP ALARM SWITCH
MSRP $385.00Surplus $178.47 -
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Eaton QB1020EP Miniature Circuit Breakers (MCBs) QB 1P 20A 120V 50/60Hz 1Ph EA
MSRP $902.00Surplus $223.44Eaton QB1020EP Miniature Circuit Breakers (MCBs) QB 1P 20A 120V 50/60Hz 1Ph EA​ ARCA SKU: C15-4163 Brand: Eaton MPN: QB1020EP UPC: 786679185995 Shipping Weight: 0.50 Shipping Height: 1.00...- SKU:
- C15-4163
- Approval:
- UL 489/943/1053
- Approval:
- CSA
- Amps:
- 20 A
- Interrupting Rating:
- 10 kA
- Mounting:
- Bolt-On
- Poles:
- 1
- Size:
- 3.5 Inch Width x 3.5 Inch Depth x 1 Inch Height
- Terminal Trip Sensitivity:
- 30 Milliamp
- Volts:
- 120 VAC
- Gauge:
- 14 to 4 AWG
- Specification/Technical:
- Eaton_09322_1_SPEC.pdf
- Current Rating:
- 20 A
- Number of Poles:
- 1
- Voltage Rating:
- 120 VAC
- Catalog:
- Eaton_03771_V4T1_16-V4T1_18_CAT.pdf
- Wire Size:
- 14 to 4 AWG
- Short Description:
- EATON QB GFCI CIRCUIT BREAkER,BOLT-ON EQUIPMENT PROTECTION,20A,10 kAIC,SINGLE-PO
MSRP $902.00Surplus $223.44 -
Eaton QCP2060 Miniature Circuit Breakers (MCBs) QCP 2P 60A 240V 50/60Hz 1Ph
MSRP $153.00Surplus $19.31Eaton QCP2060 Miniature Circuit Breakers (MCBs) QCP 2P 60A 240V 50/60Hz 1Ph​ ARCA SKU: C15-2521 Brand: Eaton MPN: QCP2060 UPC: 786685555348 Shipping Weight: 0.80 Shipping Height: 5.00 In...- SKU:
- C15-2521
- Series:
- QC
- Volts:
- 240 V
- Amps:
- 60 A
- Poles:
- 2
- Frequency Rating:
- 50/60 Hz
- Short Description:
- TYPE QC BREAKER 2P 60A QCP
- Country of Origin:
- United States
MSRP $153.00Surplus $19.31 -
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Eaton QCR3020HTY Miniature Circuit Breakers (MCBs) QCR 3P 20A 240V 50/60Hz 3Ph
MSRP $620.00Surplus $135.96Eaton QCR3020HTY Miniature Circuit Breakers (MCBs) QCR 3P 20A 240V 50/60Hz 3Ph​ ARCA SKU: C15-4145 Brand: Eaton MPN: QCR3020HTY UPC: 782116366101 Shipping Weight: 0.80 Shipping Height: 2...- SKU:
- C15-4145
- Series:
- QCR
- Volts:
- 240 V
- Amps:
- 20 A
- Poles:
- 3
- Frequency Rating:
- 50/60 Hz
- Short Description:
- EATON QUICKLAG TYPE QCR 1/2-INCH INDUSTRIAL THERMAL-MAGNETIC CIRCUIT BREAKER,IND
- Country of Origin:
- Dominican Republic
MSRP $620.00Surplus $135.96 -
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Eaton QL4HT Circuit Breaker Accessories
MSRP $4.56Surplus $2.31SKU: C15-3831 Brand: Eaton MPN: QL4HT UPC: 786685442891 Shipping Weight: 0.05 lbs. Shipping Height: 2.00 In. Shipping Length: 7.00 In. Shipping Width: 5.00 In...- SKU:
- C15-3831
- TS PIK:
- 124153617
MSRP $4.56Surplus $2.31 -
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GE TE100S Molded Case Breakers (MCCBs)
MSRP $607.05Surplus $271.32GE TE100S Molded Case Breakers (MCCBs)​ ARCA SKU: E30-7980 Brand: GE MPN: TE100S UPC: Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In...- SKU:
- E30-7980
- TS PIK:
- 112124464
- Short Description:
- 7.9" x 4.7" x 17", 100 A, Steel, 2 or 3-Pole SE150/TEB/THED/TED Breaker, NEMA 1, Surface Mount, Circuit Breaker Enclosure
- Catalog:
- ABBElectrificationProducts-ABBGEIndustrialSolutions_00542_7_4_CAT.pdf
- Type:
- Breaker
MSRP $607.05Surplus $271.32 -
GENERAL ELECTRIC FB1PF Circuit Breaker Accessories EA
MSRP $23.52Surplus $11.17GENERAL ELECTRIC FB1PF Circuit Breaker Accessories EA​ ARCA SKU: C15-5950 Brand: GENERAL ELECTRIC MPN: FB1PF UPC: 78316440820 Shipping Weight: 0.10 lbs. Shipping Height: 1.00 In...- SKU:
- C15-5950
- Catalog:
- ABBElectrificationProducts-ABBGEIndustrialSolutions_01912_6_201_CAT.pdf
- Used On:
- Circuit Breaker
- Short Description:
- Padlock Kit for FB100 Series Circuit Breaker
MSRP $23.52Surplus $11.17 -
GENERAL ELECTRIC TEY220 Miniature Circuit Breakers (MCBs)
MSRP $466.37Surplus $165.19SKU: C15-4044 Brand: GENERAL ELECTRIC MPN: TEY220 UPC: 78316418095 Shipping Weight: 1.40 lbs. Shipping Height: 2.00 In. Shipping Length: 6.00 In. Shipping Width: 4.00...- SKU:
- C15-4044
- Frame Type:
- TEY
- Voltage Rating:
- 120/240/277 VAC
- Current Rating:
- 32 A
- Number of Poles:
- 2
- Interrupting Rating:
- 14 kA at 277 VAC,65 kA at 120/240 VAC
- Type:
- Thermal Magnetic
- Maximum AC Voltage Rating:
- 277 Volt
- Maximum DC Voltage Rating:
- 250 Volt
- Terminal Type:
- Bolt-On, Copper/Aluminum Load Lug
- Size:
- 1 Inch Width x 3-1/16 Inch Depth x 5-1/4 Inch Height
- Short Description:
- 480/277 VAC 3-Phase, 20 A, 65 kA, 2-Pole, Copper/Aluminum Load Lug, Bolt-On Terminal, TEY-Frame, Molded Case, Non-Interchangeable
- Catalog:
- ABBElectrificationProducts-ABBGEIndustrialSolutions_10489_6_7_6_59_CAT.pdf
- Installation/Operator:
- ABBElectrificationProducts-ABBGEIndustrialSolutions_00119_INST.pdf
- Specification/Technical:
- ABBElectrificationProducts-ABBGEIndustrialSolutions_12751_1-3_SPEC.pdf
- TS PIK:
- 21310396
- CAD Drawings:
- ABBElectrificationProducts-ABBGEIndustrialSolutions_04184_1_CAD.pdf
- Mounting:
- Bolt-On
- Series:
- TEY
MSRP $466.37Surplus $165.19 -
GENERAL ELECTRIC TEYL3050B Molded Case Breakers (MCCBs)
MSRP $1,743.20Surplus $544.95SKU: C15-6968 Brand: GENERAL ELECTRIC MPN: TEYL3050B UPC: 78316446258 Shipping Weight: 2.25 lbs. Shipping Height: 3.00 In. Shipping Length: 6.00 In. Shipping Width: 3...- SKU:
- C15-6968
- TS PIK:
- 124253901
- Short Description:
- 480/277 VAC, 50 A, 100 kA, 10 to 4 AWG Wire, Copper/Aluminum, 3-Pole, Lug/Bolt-On Terminal, TEYL Frame, Molded Case, Lighting Panel Circuit Breaker
- Voltage Rating:
- 120/240 VAC, 480 Star/277 VAC, 125/250 VDC
- Current Rating:
- 50 A
- Number of Poles:
- 3
- Interrupting Rating:
- 65 kA at 480 Star/277 VAC, 100 kA at 120/240 VAC, 42 kA at 125 VDC, 35 kA at 250 VDC
- Type:
- Thermal Magnetic, Compact
- Approval:
- UL
MSRP $1,743.20Surplus $544.95 -
GENERAL ELECTRIC THED136020V Molded Case Breakers (MCCBs)
MSRP $1,200.00Surplus $373.85SKU: C15-6983 Brand: GENERAL ELECTRIC MPN: THED136020V UPC: Shipping Weight: 4.30 lbs. Shipping Height: 4.00 In. Shipping Length: 8.00 In. Shipping Width: 6.00 In...- SKU:
- C15-6983
- Number of Poles:
- 1
MSRP $1,200.00Surplus $373.85 -
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GENERAL ELECTRIC THHQB2140 Miniature Circuit Breakers (MCBs) EA
MSRP $238.88Surplus $79.80GENERAL ELECTRIC THHQB2140 Miniature Circuit Breakers (MCBs) EA​ ARCA SKU: C15-3415 Brand: GENERAL ELECTRIC MPN: THHQB2140 UPC: 78316411838 Shipping Weight: 0.65 lbs. Shipping...- SKU:
- C15-3415
- Type:
- Thermal Magnetic
- Type:
- Compact
- Approval:
- UL
- Volts:
- 120/240 VAC
- Amps:
- 32 A
- Poles:
- 2
- Interrupting Rating:
- 22 kA at 120/240 VAC
- Terminal Type:
- Bolt-On
- Frame Type:
- Q-Line
- Maximum AC Voltage Rating:
- 240 Volt
- Short Description:
- 120/240 VAC, 40 A, 22 kA Interrupt, 2-Pole, 8 to 3 AWG Aluminum/Copper Load Lug Terminal, 1" Bolt-On Mount, Q-Line Frame, Non-Interchangeable/Internal Common Trip, Compact, Fixed Thermal Magnetic
- Catalog:
- ABBElectrificationProducts-ABBGEIndustrialSolutions_00542_6_4_6_5_6_8_6_38_CAT.pdf
- Installation/Operator:
- ABBElectrificationProducts-ABBGEIndustrialSolutions_00024_INST.pdf
- CAD Drawing:
- ABBElectrificationProducts-ABBGEIndustrialSolutions_01786_1_CAD.pdf
- TS PIK:
- 112128194
- Number of Poles:
- 2
- Voltage Rating:
- 120/240 VAC
- CAD Drawings:
- ABBElectrificationProducts-ABBGEIndustrialSolutions_01786_1_CAD.pdf
- Current Rating:
- 40 A
MSRP $238.88Surplus $79.80 -
GENERAL ELECTRIC THQB32020 Miniature Circuit Breakers (MCBs) 3P 20A 240V EA
MSRP $393.25Surplus $147.50SKU: C15-2496 Brand: GENERAL ELECTRIC MPN: THQB32020 UPC: 78316401240 Shipping Weight: 1.10 lbs. Shipping Height: 3.25 In. Shipping Length: 3.50 In. Shipping Width: 3...- SKU:
- C15-2496
- Type:
- Thermal Magnetic
- Type:
- Compact
- Amps:
- 32 A
- Terminal Type:
- Bolt-On
- Short Description:
- 240 VAC, 20 A, 10 kA, 3-Pole, 14 to 4 AWG Copper/12 to 4 AWG Aluminum, 1" Bolt-On Mount, Q-Line Frame, Molded Case, Non-Interchangeable/Common Trip, Compact, Fixed Thermal Magnetic
- Catalog:
- ABBElectrificationProducts-ABBGEIndustrialSolutions_00015_6_8_6_35_CAT.pdf
- Installation/Operator:
- ABBElectrificationProducts-ABBGEIndustrialSolutions_00005_INST.pdf
- TS PIK:
- 112124774
- Current Rating:
- 20 A
- Mounting:
- Bolt-On
- Number of Poles:
- 2
- Series:
- THQ
MSRP $393.25Surplus $147.50 -
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GENERAL ELECTRIC THQL2190 Miniature Circuit Breakers (MCBs)
MSRP $275.00Surplus $47.50GENERAL ELECTRIC THQL2190 Miniature Circuit Breakers (MCBs)​ ARCA SKU: C15-4189 Brand: GENERAL ELECTRIC MPN: THQL2190 UPC: 78316409922 Shipping Weight: 0.70 lbs. Shipping Height: 3...- SKU:
- C15-4189
- Amps:
- 32 A
- Short Description:
- 120/240 VAC, 90 A, 10 kA, 2-Pole, 6 to 1/0 AWG Copper/4 to 1/0 AWG Aluminum, 1" Plug-In Mount, Box Terminal, Q-Line Frame, Molded Case, Internal Common Trip, Fixed Thermal Magnetic
- Catalog:
- ABBElectrificationProducts-ABBGEIndustrialSolutions_00015_6_8_6_30_CAT.pdf
- Installation/Operator:
- ABBElectrificationProducts-ABBGEIndustrialSolutions_00006_INST.pdf
- CAD Drawing:
- ABBElectrificationProducts-ABBGEIndustrialSolutions_00506_1_CAD.pdf
- TS PIK:
- 115329838
- CAD Drawings:
- ABBElectrificationProducts-ABBGEIndustrialSolutions_00506_1_CAD.pdf
- Current Rating:
- 90 A
- Mounting:
- Plug-On
- Number of Poles:
- 2
- Series:
- THQ
MSRP $275.00Surplus $47.50 -
GENERAL ELECTRIC TQPPL Circuit Breaker Accessories PK
MSRP $27.06Surplus $14.29GENERAL ELECTRIC TQPPL Circuit Breaker Accessories PK​ ARCA SKU: C15-6062 Brand: GENERAL ELECTRIC MPN: TQPPL UPC: 78316402237 Shipping Weight: 0.10 lbs. Shipping Height: 1.00 In...- SKU:
- C15-6062
- Short Description:
- Handle Locking/Padlocking Device for THQP Q-Line Circuit Breaker
- Type:
- Padlocking, Snap-On
- Used On:
- Circuit Breaker
- Catalog:
- ABBElectrificationProducts-ABBGEIndustrialSolutions_00542_1_30_CAT.pdf
MSRP $27.06Surplus $14.29 -
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Ideal 44-1809 Circuit Breaker Accessories 1P 50BOX
MSRP $80.00Surplus $26.39Ideal 44-1809 Circuit Breaker Accessories 1P 50BOX​ ARCA SKU: H70-1697 Brand: Ideal MPN: 44-1809 UPC: 783250339976 Shipping Weight: 1.80 lbs. Shipping Height: 5.00 In. Shipping...- SKU:
- H70-1697
- TS PIK:
- 121155654
MSRP $80.00Surplus $26.39 -
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Murray MP220230 Miniature Circuit Breakers (MCBs)
MSRP $285.00Surplus $36.30Murray MP220230 Miniature Circuit Breakers (MCBs)​ ARCA SKU: C15-8867 Brand: Murray MPN: MP220230 UPC: Shipping Weight: 2.45 lbs. Shipping Height: 3.00 In. Shipping...- SKU:
- C15-8867
MSRP $285.00Surplus $36.30 -
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Murray MP320 Miniature Circuit Breakers (MCBs) 3P 20A 50/60Hz 3Ph EA
MSRP $512.10Surplus $49.46Murray MP320 Miniature Circuit Breakers (MCBs) 3P 20A 50/60Hz 3Ph EA​ ARCA SKU: C15-6310 Brand: Murray MPN: MP320 UPC: 30040892237802 Shipping Weight: 2.90 lbs. Shipping Height: 3.00...- SKU:
- C15-6310
- Short Description:
- 240 VAC, 20 A, 10 kA, 3-Pole, Plug-In Mount, MP-T Frame, Thermal Magnetic Trip Unit, Miniature Circuit Breaker
- Size:
- 3 Inch W x 3 Inch D x 3 1/8 Inch H
- Terminal Type:
- Load Lug
- Interrupting Rating:
- 10 kA
- Series:
- MP-T
- Voltage Rating:
- 240 VAC
- Current Rating:
- 20 A
- Data Sheet:
- SiemensAG_06646_1_DATA.pdf
- Installation/Operator:
- SiemensAG_00215_INST.pdf
- Used On:
- Loadcenter
- Wire Size:
- 16 to 14 AWG (Copper/Aluminum)
- Mounting:
- Plug-On
- Type:
- Common Trip
- Number of Poles:
- 3
- Country of Origin:
- Mexico
MSRP $512.10Surplus $49.46 -
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Siemens BQ3B015H Miniature Circuit Breakers (MCBs) 3P 15A 240V
MSRP $933.00Surplus $163.55SKU: C15-6137 Brand: Siemens MPN: BQ3B015H UPC: 78364316167 Shipping Weight: 0.95 lbs. Shipping Height: 3.00 In. Shipping Length: 4.00 In. Shipping Width: 3.00 In...- SKU:
- C15-6137
- TS PIK:
- 21368411
- Short Description:
- BRKR BQH 3P 240V 15A 22K
- Number of Poles:
- 3
- Country of Origin:
- Mexico
MSRP $933.00Surplus $163.55 -
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Siemens ED43B025L Molded Case Breakers (MCCBs)
MSRP $2,130.00Surplus $340.10SKU: C15-8781 Brand: Siemens MPN: ED43B025L UPC: 78364323613 Shipping Weight: 3.75 lbs. Shipping Height: 4.00 In. Shipping Length: 8.00 In. Shipping Width: 6.00 In...- SKU:
- C15-8781
- TS PIK:
- 106248966
- Catalog:
- SiemensAG_01698_17_78-17_80_CAT.pdf
- Short Description:
- 480 VAC 50/60 Hz, 25 A at 40 Deg C, 18 kA, 3-Pole, 14 to 10 AWG Copper/12 to 10 AWG Aluminum, Line/Load Lug Terminal, ED Frame, Thermal Magnetic Trip Unit, Molded Case Circuit Breaker
- Number of Poles:
- 3
- Current Rating:
- 25 A
- Installation/Operator:
- SiemensAG_00313_INST.pdf
- Voltage Rating:
- 480 VAC at 50/60 Hz (UL)
- Interrupting Rating:
- 65 kA at 240 VAC, 18 kA at 480 VAC (UL)
- Series:
- ED4
- Terminal Type:
- Line Lug
- Size:
- 3 Inch W x 4.56 Inch D x 6.35 Inch H
- Type:
- Molded Case, Thermal and Fixed Magnetic
- Country of Origin:
- Mexico
MSRP $2,130.00Surplus $340.10 -
Siemens ED43B050 Molded Case Breakers (MCCBs)
MSRP $2,130.00Surplus $592.44SKU: C15-7394 Brand: Siemens MPN: ED43B050 UPC: 78364320943 Shipping Weight: 3.70 lbs. Shipping Height: 4.00 In. Shipping Length: 8.00 In. Shipping Width: 6.00 In...- SKU:
- C15-7394
- TS PIK:
- 115675966
- Current Rating:
- 50 A
- Catalog:
- SiemensAG_00876_5_30_CAT.pdf
- Voltage Rating:
- 480 VAC
- Size:
- 3 Inch Width x 4.56 Inch Depth x 6.35 Inch Height
- Number of Poles:
- 3
- Maximum AC Voltage Rating:
- 480 V
- Interrupting Rating:
- 65 kA at 240 VAC, 18 kA at 480 VAC (UL 489)
- Terminal Type:
- Load Lug
- Short Description:
- 480 VAC, 50 A, 65 kA Interrupt, 3-Pole, Load Lug Terminal, ED4-Frame, Thermal Magnetic, Molded Case Circuit Breaker
- Series:
- ED4
- Type:
- Molded Case, Thermal Magnetic
- Frame Type:
- ED
- Country of Origin:
- Mexico
MSRP $2,130.00Surplus $592.44
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.
