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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GENERAL ELECTRIC THQL2190 Miniature Circuit Breakers (MCBs)
MSRP $275.00Surplus $57.86GENERAL 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 $57.86 -
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Leviton LB290 Other Circuit Breakers EA
MSRP $77.47Surplus $19.63Leviton LB290 Other Circuit Breakers EA​ ARCA SKU: C15-9632 Brand: Leviton MPN: LB290 UPC: 078477814512 Shipping Weight: 1.05 lbs. Shipping Height: 3.00 In. Shipping...- SKU:
- C15-9632
- TS PIK:
- 127323478
- Type:
- Hydraulic-Magnetic Trip, Standard
- Voltage Rating:
- 120 to 240 VAC
- Number of Poles:
- 2
- Mounting:
- Plug-On
- Current Rating:
- 90 A
- Short Description:
- 120/240 VAC, 90 A, 10 kA, 2-Pole, Plug-On Mount, Hydraulic Magnetic Trip, Standard, Branch Circuit Breaker
- Terminal Type:
- Lug
- Size:
- 2 Inch Width x 3.1 Inch Depth x 3.9 Inch Height
- Data Sheet:
- Leviton_05225_1-4_DATA.pdf
- Interrupting Rating:
- 10 kA
- Installation/Operator:
- Leviton_00261_INST.pdf
- Catalog:
- Leviton_00008_A2_A3_A6_A7_CAT.pdf
- Country of Origin:
- China
MSRP $77.47Surplus $19.63 -
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Siemens Q290 Miniature Circuit Breakers (MCBs) 2P 90A
MSRP $450.00Surplus $52.67Siemens Q290 Miniature Circuit Breakers (MCBs) 2P 90A​ ARCA SKU: C15-3211 Brand: Siemens MPN: Q290 UPC: 66286200423 Shipping Weight: 0.60 lbs. Shipping Height: 2.00 In. Shipping...- SKU:
- C15-3211
- Approval:
- UL 489
- Amps:
- 90 A
- Interrupting Rating:
- 10 kA
- Mounting:
- Plug-On
- Poles:
- 2
- Size:
- 3 Inch Width x 3 Inch Depth x 2 Inch Height
- Terminal Type:
- Load Lug
- Type:
- Thermal Magnetic
- Type:
- Common Trip
- Used On:
- Load Center
- Volts:
- 120/240 VAC
- Gauge:
- 8 to 2/0 AWG (Copper/Aluminum)
- Short Description:
- 120/240 V, 90 A, 10 kA, 2-Pole, Plug-In, QP Frame, Common Trip, Circuit Breaker
- Data Sheet:
- SiemensAG_01546_1_DATA.pdf
- TS PIK:
- 115704608
- Current Rating:
- 90 A
- Voltage Rating:
- 120/240 VAC
- Catalog:
- SiemensAG_01502_1_12_CAT.pdf
- Wire Size:
- 8 to 2/0 AWG (Copper/Aluminum)
- Number of Poles:
- 2
- Country of Origin:
- MEX
MSRP $450.00Surplus $52.67 -
Square D HOM290 Miniature Circuit Breakers (MCBs) 2P 90A 120V
MSRP $190.00Surplus $53.00Square D HOM290 Miniature Circuit Breakers (MCBs) 2P 90A 120V​ ARCA SKU: C15-2665 Brand: Square D MPN: HOM290 UPC: 78590106571 Shipping Weight: 0.85 lbs. Shipping Height: 3.00 In...- SKU:
- C15-2665
- Type:
- Standard
- Type:
- Common Trip
- Approval:
- UL
- Size:
- 2 Inch Width x 2.98 Inch Depth x 3.13 Inch Height
- Volts:
- 120/240 VAC
- Amps:
- 32 A
- Used On:
- Load Center
- Poles:
- 2
- Mounting:
- Plug-On
- Interrupting Rating:
- 10 kA
- Terminal Type:
- Box Lug
- Wire Size:
- 4 to 2/0 AWG (Aluminum/Copper)
- Short Description:
- 120/240 VAC, 90 A, 10 kA Interrupt, 2-Pole, 4 to 2/0 AWG Aluminum/Copper, Plug-In Mount, Box Lug Terminal, Standard
- Catalog:
- SchneiderElectric_00257_1_19_1_39_7_22_CAT.pdf
- Data Sheet:
- SchneiderElectric-SquareD_13464_1_2_DATA.pdf
- Installation/Operator:
- SchneiderElectric-SquareD_00099_INST.pdf
- TS PIK:
- 111082008
- Number of Poles:
- 2
- Voltage Rating:
- 120/240 VAC
- Current Rating:
- 90 A
- Series:
- HOM
- Country of Origin:
- Mexico
MSRP $190.00Surplus $53.00 -
Eaton CH290 Miniature Circuit Breakers (MCBs) 2P 90A 240V EA
MSRP $304.16Surplus $66.00Eaton CH290 Miniature Circuit Breakers (MCBs) 2P 90A 240V EA​ ARCA SKU: C15-1503 Brand: Eaton MPN: CH290 UPC: 782113101910 Shipping Weight: 0.60 lbs. Shipping Height: 2.00 In...- SKU:
- C15-1503
- Approval:
- UL 489
- Approval:
- CSA
- Amps:
- 90 A
- Interrupting Rating:
- 10 kA
- Mounting:
- Plug-On
- Poles:
- 2
- Terminal Type:
- Thermal Magnetic
- Type:
- Common Trip
- Used On:
- CH Series Load Center
- Volts:
- 120/240 VAC
- Gauge:
- 10 to 1/0 AWG (Copper/Aluminum)
- Short Description:
- 120/240 VAC, 90 A, 10 kA, 2-Pole, Plug-On Mount, Common Trip, Thermal Magnetic, Circuit Breaker
- Series:
- CH
- TS PIK:
- 531272
- Wire Size:
- 10 to 1/0 AWG (Copper/Aluminum)
- Voltage Rating:
- 120/240 VAC
- Current Rating:
- 90 A
- Number of Poles:
- 2
- Catalog:
- Eaton_36620_V1T1_36_V1T1_37_CAT.pdf
- Country of Origin:
- Dominican Republic
MSRP $304.16Surplus $66.00 -
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Eaton BR290 Miniature Circuit Breakers (MCBs) 2P 90A 120V EA
MSRP $273.14Surplus $79.80Eaton BR290 Miniature Circuit Breakers (MCBs) 2P 90A 120V EA​ ARCA SKU: C15-1248 Brand: Eaton MPN: BR290 UPC: 786676363204 Shipping Weight: 0.65 lbs. Shipping Height: 2.00 In...- SKU:
- C15-1248
- Series:
- BR
- Type:
- Independent Trip
- Type:
- Quadplex
- Approval:
- UL 489
- Volts:
- 120/240 VAC
- Amps:
- 32 A
- Used On:
- BR Series 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, 90 A, 10 kA, 2-Pole, Plug-On Mount, Common Trip, Duplex, Thermal Magnetic
- Catalog:
- Eaton_36620_V1T1_84_CAT.pdf
- TS PIK:
- 21493864
- Current Rating:
- 90 A
- Number of Poles:
- 2
- Voltage Rating:
- 120/240 VAC
- Country of Origin:
- Dominican Republic
MSRP $273.14Surplus $79.80 -
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Crouse-Hinds BR290 Miniature Circuit Breakers (MCBs) 2P 90A 120/240V
MSRP $273.14Surplus $60.24Crouse-Hinds BR290 Miniature Circuit Breakers (MCBs) 2P 90A 120/240V​ ARCA SKU: C15-5359 Brand: Crouse-Hinds MPN: BR290 UPC: Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In...- SKU:
- C15-5359
- TS PIK:
- 21493864
- Number of Poles:
- 2
- Catalog:
- Eaton_36620_V1T1_84_CAT.pdf
- Interrupting Rating:
- 10 kA
- Used On:
- BR Series Load Center
- Type:
- Thermal Magnetic, Common Trip
- Wire Size:
- 8 to 1/0 AWG (Copper/Aluminum)
- Series:
- BR
- Voltage Rating:
- 120/240 VAC
- Current Rating:
- 90 A
- Mounting:
- Plug-On
- Short Description:
- 120/240 VAC, 90 A, 10 kA, 2-Pole, Plug-On Mount, Common Trip, Duplex, Thermal Magnetic, Circuit Breaker
MSRP $273.14Surplus $60.24 -
Eaton BRH290 Miniature Circuit Breakers (MCBs) BR 2P 90A 120/240V 50/60Hz 1Ph
MSRP $427.00Surplus $152.60Eaton BRH290 Miniature Circuit Breakers (MCBs) BR 2P 90A 120/240V 50/60Hz 1Ph​ ARCA SKU: C15-1314 Brand: Eaton MPN: BRH290 UPC: 786676373852 Shipping Weight: 0.60 Shipping Height: 3.00 In...- SKU:
- C15-1314
- Series:
- BR
- Approval:
- UL 489
- Volts:
- 120/240 VAC
- Amps:
- 32 A
- Used On:
- Loadcenter
- Poles:
- 2
- Mounting:
- Plug-On
- Interrupting Rating:
- 22 kA
- Wire Size:
- 8 to 1/0 AWG (Aluminum/Copper)
- Short Description:
- 120/240 VAC, 90 A, 22 kA, 2-Pole, Plug-On Mount, Common Trip, Duplex, Thermal Magnetic
- Catalog:
- Eaton_36620_V1T1_84_CAT.pdf
- Voltage Rating:
- 120/240 VAC
- Number of Poles:
- 2
- Current Rating:
- 90 A
- Type:
- Thermal Magnetic, Common Trip
- Country of Origin:
- Dominican Republic
MSRP $427.00Surplus $152.60 -
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Eaton CHP290 Miniature Circuit Breakers (MCBs)
MSRP $179.99Surplus $48.60SKU: C15-19378 Brand: Eaton MPN: CHP290 UPC: 78211392380 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-19378
- Short Description:
- 120/240 VAC, 90 A, 2-Pole, 10 kA, Thermal Magnetic, Circuit Breaker
- Series:
- CHP
- Type:
- Thermal Magnetic
- Number of Poles:
- 2
- Voltage Rating:
- 120/240 VAC
- Current Rating:
- 90 A
- Wire Size:
- 10 to 1/0 AWG (Copper/Aluminum)
- Mounting:
- Plug-On
- Terminal Type:
- Line Lug
- Used On:
- CH Series Loadcenter
- Catalog:
- Eaton_00001_V1T1_41_CAT.pdf
- Interrupting Rating:
- 10 kA at 120/240 VAC
- Approval:
- UL 489
MSRP $179.99Surplus $48.60 -
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Murray MP290 Miniature Circuit Breakers (MCBs)
MSRP $423.90Surplus $152.60Murray MP290 Miniature Circuit Breakers (MCBs)​ ARCA SKU: C15-6330 Brand: Murray MPN: MP290 UPC: Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0...- SKU:
- C15-6330
- Type:
- Common Trip
- Used On:
- Loadcenter
- Size:
- 2 Inch W x 3 Inch D x 3 1/8 Inch H
- Series:
- MP-T
- Installation/Operator:
- SiemensAG_00215_INST.pdf
- Data Sheet:
- SiemensAG_06639_1_DATA.pdf
- Short Description:
- 120/240 VAC, 90 A, 10 kA, 2-Pole, Plug-On Mount, MP-T Frame, Thermal Magnetic Trip Unit, Miniature Circuit Breaker
- Wire Size:
- 8 to 2/0 AWG (Copper/Aluminum)
- Current Rating:
- 90 A
- Number of Poles:
- 2
- Terminal Type:
- Load Lug
- Mounting:
- Plug-On
- Voltage Rating:
- 120/240 VAC
- Interrupting Rating:
- 10 kA
MSRP $423.90Surplus $152.60 -
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Siemens ED42B090 Miniature Circuit Breakers (MCBs)
MSRP $516.00Surplus $139.32SKU: C15-15845 Brand: Siemens MPN: ED42B090 UPC: 78364320932 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-15845
- Series:
- ED4
- Used On:
- P1/P2/P3/P4/P5 Panelboard
- Terminal Type:
- Load Lug
- Short Description:
- 480 VAC 50/60 Hz, 250 VDC, 90 A, 18 kA, 2-Pole, 10 to 1/0 AWG Copper/Aluminum, Load Lug Terminal, ED Frame, Thermal Magnetic Trip Unit, Molded Case Circuit Breaker
- Type:
- Molded Case, Thermal and Fixed Magnetic
- Wire Size:
- 10 to 1/0 AWG (Copper/Aluminum)
- Number of Poles:
- 2
- Installation/Operator:
- SiemensAG_00313_INST.pdf
- Interrupting Rating:
- 65 kA at 240 VAC, 18 kA at 480 VAC, 30 kA at 250 VDC (UL)
- Mounting:
- Plug-On
- Country of Origin:
- MEX
- Current Rating:
- 90 A
- Voltage Rating:
- 480 VAC at 50/60 Hz, 250 VDC (UL)
- Size:
- 2 Inch W x 4.56 Inch D x 6.35 Inch H
- Approval:
- UL 489, CSA C22.2
- Catalog:
- SiemensAG_01698_17_78-17_80_CAT.pdf
MSRP $516.00Surplus $139.32 -
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Siemens Q290H Molded Case Breakers (MCCBs)
MSRP $283.00Surplus $88.20SKU: U00-8508 Brand: Siemens MPN: Q290H UPC: 78364314881 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- U00-8508
- Interrupting Rating:
- 22 kA
- Country of Origin:
- MEX
- Current Rating:
- 90 A
- Voltage Rating:
- 120/240 VAC at 50/60 Hz
- Type:
- Thermal and Fixed Magnetic, Common Trip
- Terminal Type:
- Load Lug
- Mounting:
- Plug-On
- Data Sheet:
- SiemensAG_07047_1_DATA.pdf
- Short Description:
- 120/240 VAC, 90 A, 22 kA, 2-Pole, 8 to 2/0 AWG Copper/Aluminum, Load Lug Terminal, Plug-On Mount, QPH Frame, Common Trip, Thermal Magnetic Trip Unit, Miniature Circuit Breaker for Load Center
- Used On:
- Loadcenter
- Installation/Operator:
- SiemensAG_00215_INST.pdf
- Size:
- 2 Inch W x 3 Inch D x 3-1/8 Inch H
- Approval:
- UL 489, CSA C22.2
- Wire Size:
- 8 to 2/0 AWG (Copper/Aluminum)
- Catalog:
- SiemensAG_00562_1_41_1_46_1_47_CAT.pdf
- Number of Poles:
- 2
MSRP $283.00Surplus $88.20 -
Square D QO290 Miniature Circuit Breakers (MCBs)
MSRP $161.03Surplus $73.24SKU: C15-6456 Brand: Square D MPN: QO290 UPC: Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In. Product...- SKU:
- C15-6456
- TS PIK:
- 21032366
- Mounting:
- Plug-On
- Number of Poles:
- 2
- Current Rating:
- 90 A
- Interrupting Rating:
- 10 kA
- Installation/Operator:
- SchneiderElectric-SquareD_01265_INST.pdf
- Used On:
- QO Load Center, NQ/NQOD Panelboard/OEM Interior/Speed-D Switchboard Distribution Panel
- Wire Size:
- 4 to 2/0 AWG (Copper/Aluminum)
- Catalog:
- SchneiderElectric-SquareD_32357_1_2_1_3_CAT.pdf
- Data Sheet:
- SchneiderElectric-SquareD_53546_1_2_DATA.pdf
- Size:
- 1.5 Inch Width x 2.91 Inch Depth x 3.5 Inch Height
- Type:
- Common Trip, Miniature, Standard
- Series:
- QO
- Short Description:
- 120/240 VAC 50/60 Hz, 90 A, 10 kA Interrupt, 2-Pole, 4 to 2/0 AWG Copper/Aluminum, Plug-On Mount, Box Lug Terminal, Standard, Miniature Circuit Breaker
- Terminal Type:
- Box Lug
- Voltage Rating:
- 120/240 VAC 50/60 Hertz
- Approval:
- UL, CSA
- Country of Origin:
- Mexico
MSRP $161.03Surplus $73.24 -
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Square D QO2901021 Molded Case Breakers (MCCBs)
MSRP $532.00Surplus $143.64SKU: C15-17791 Brand: Square D MPN: QO2901021 UPC: Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In. Product...- SKU:
- C15-17791
- Size:
- 1.5 Inch W x 2.91 Inch D x 3 Inch H
- Interrupting Rating:
- 10 kA
- Approval:
- UL, CSA
- Installation/Operator:
- SchneiderElectric-SquareD_00194_INST.pdf
- Number of Poles:
- 2
- Wire Size:
- 4 to 2/0 AWG (Aluminum/Copper)
- Voltage Rating:
- 120/240 VAC at 50/60 Hz
- Catalog:
- SchneiderElectric-SquareD_03264_1_3_1_9_1_39_CAT.pdf
- Current Rating:
- 90 A
- Data Sheet:
- SchneiderElectric-SquareD_15000_1_2_DATA.pdf
- Short Description:
- 120/240 VAC 50/60 Hz, 90 A, 10 kA Interrupt, 2-Pole, Plug-On Mount, 3-Panel Space, Box Lug Terminal, AC Shunt Trip, Standard, Miniature Circuit Breaker
- Terminal Type:
- Box Lug
- Used On:
- QO Load Center, NQOD Panelboard, OEM Interior/Speed-D Switchboard Distribution Panel
- CAD Drawings:
- SchneiderElectric-SquareD_03059_1_CAD.pdf
- Mounting:
- Plug-On
- Type:
- Common Trip, Thermal Magnetic
MSRP $532.00Surplus $143.64 -
Square D QO290VH Miniature Circuit Breakers (MCBs)
MSRP $226.00Surplus $150.29SKU: C15-10899 Brand: Square D MPN: QO290VH UPC: 78590106018 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-10899
- TS PIK:
- 111081734
- Number of Poles:
- 2
- Type:
- Common Trip, Miniature, Standard
- Series:
- QO
- Size:
- 1.5 Inch Width x 2.91 Inch Depth x 3.5 Inch Height
- Approval:
- UL, CSA
- Terminal Type:
- Box Lug
- Short Description:
- 120/240 VAC 50/60 Hz, 90 A, 22 kA Interrupt, 2-Pole, 4 to 2/0 AWG Copper/Aluminum, Plug-On Mount, Box Lug Terminal, Standard, Miniature Circuit Breaker
- Data Sheet:
- SchneiderElectric-SquareD_53547_1_2_DATA.pdf
- Catalog:
- SchneiderElectric-SquareD_32357_1_2_1_3_CAT.pdf
- Installation/Operator:
- SchneiderElectric-SquareD_01265_INST.pdf
- Interrupting Rating:
- 22 kA
- Mounting:
- Plug-On
- Current Rating:
- 90 A
- Voltage Rating:
- 120/240 VAC 50/60 Hertz
- Wire Size:
- 4 to 2/0 AWG (Copper/Aluminum)
- Used On:
- QO Load Center, NQ/NQOD Panelboard/OEM Interior/Speed-D Switchboard Distribution Panel
- Country of Origin:
- Mexico
MSRP $226.00Surplus $150.29 -
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Square D QOH290 Molded Case Breakers (MCCBs)
MSRP $1,222.00Surplus $329.94SKU: C15-17912 Brand: Square D MPN: QOH290 UPC: 78590105491 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-17912
- Current Rating:
- 90 A
- Type:
- Common Trip, Miniature, Standard
- Series:
- QO
- Catalog:
- SchneiderElectric-SquareD_32357_1_2_1_3_CAT.pdf
- Short Description:
- 120/240 VAC 50/60 Hz, 90 A, 42 kA Interrupt, 2-Pole, 4 to 2/0 AWG Copper/Aluminum, Plug-On Mount, Box Lug Terminal, Standard, Miniature Circuit Breaker
- Approval:
- UL, CSA
- Terminal Type:
- Box Lug
- Size:
- 2.24 Inch Width x 2.91 Inch Depth x 3.5 Inch Height
- Interrupting Rating:
- 42 kA
- Number of Poles:
- 2
- Used On:
- QO Load Center, NQ/NQOD Panelboard/OEM Interior/Speed-D Switchboard Distribution Panel
- Data Sheet:
- SchneiderElectric-SquareD_53688_1_2_DATA.pdf
- Wire Size:
- 4 to 2/0 AWG (Copper/Aluminum)
- Voltage Rating:
- 120/240 VAC 50/60 Hertz
- Mounting:
- Plug-On
MSRP $1,222.00Surplus $329.94
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