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
- Product
- Qty in Cart
- Price
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Square D QO380 Miniature Circuit Breakers (MCBs) 3P 80A 240V
MSRP $395.28Surplus $103.00Square D QO380 Miniature Circuit Breakers (MCBs) 3P 80A 240V​ ARCA SKU: C15-6382 Brand: Square D MPN: QO380 UPC: 78590100439 Shipping Weight: 1.10 lbs. Shipping Height: 4.00 In...- SKU:
- C15-6382
- TS PIK:
- 124023839
- Series:
- QO
- Interrupting Rating:
- 10 kA
- Installation/Operator:
- SchneiderElectric-SquareD_01265_INST.pdf
- Short Description:
- 120/240 VAC 50/60 Hz, 80 A, 10 kA Interrupt, 3-Pole, 4 to 2/0 AWG Copper/Aluminum, Plug-In Mount, Box Lug Terminal, Standard, Miniature Circuit Breaker
- Type:
- Common Trip, Miniature, Standard
- Current Rating:
- 80 A
- Data Sheet:
- SchneiderElectric-SquareD_53612_1_2_DATA.pdf
- Catalog:
- SchneiderElectric-SquareD_32357_1_2_1_3_CAT.pdf
- Number of Poles:
- 3
- Size:
- 2.24 Inch Width x 2.91 Inch Depth x 3.5 Inch Height
- Voltage Rating:
- 120/240 VAC 50/60 Hertz
- Terminal Type:
- Box Lug
- Wire Size:
- 4 to 2/0 AWG (Copper/Aluminum)
- Used On:
- QO Load Center, NQ/NQOD Panelboard/OEM Interior/Speed-D Switchboard Distribution Panel
- Mounting:
- Plug-On
- Country of Origin:
- Mexico
- Approval:
- UL, CSA
MSRP $395.28Surplus $103.00 -
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Eaton BR380 Miniature Circuit Breakers (MCBs) 3P 80A 240V EA
MSRP $596.20Surplus $124.80SKU: C15-1268 Brand: Eaton MPN: BR380 UPC: 782114103098 Shipping Weight: 0.95 lbs. Shipping Height: 3.00 In. Shipping Length: 3.00 In. Shipping Width: 3.00 In...- SKU:
- C15-1268
- Series:
- BR
- Type:
- Plug-On Relay Socket
- Type:
- General-Purpose
- Size:
- 3.25 Inch Length x 3 Inch Width x 4 Inch Height
- Volts:
- 240 VAC
- Amps:
- 32 A
- Used On:
- BR Series Load Center
- Poles:
- 3
- Mounting:
- Plug-On
- Interrupting Rating:
- 10 kA
- Wire Size:
- 14 to 1/0 AWG (Copper/Aluminum)
- Short Description:
- 240 VAC, 80 A, 10 kA, 3-Pole, Plug-On Mount, Common Trip
- Catalog:
- Eaton_36620_V1T1_85_CAT.pdf
- CAD Drawing:
- Eaton_32660_1_CAD.pdf
- TS PIK:
- 115463371
- Current Rating:
- 80 A
- Number of Poles:
- 3
- Voltage Rating:
- 240 VAC
- Country of Origin:
- Dominican Republic
MSRP $596.20Surplus $124.80 -
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Eaton CH3080ST Miniature Circuit Breakers (MCBs) CH 3P 80A 120/240V 50/60Hz 3Ph EA
MSRP $1,110.36Surplus $167.70SKU: C15-4887 Brand: Eaton MPN: CH3080ST UPC: 782113364339 Shipping Weight: 1.10 lbs. Shipping Height: 3.00 In. Shipping Length: 3.00 In. Shipping Width: 4.00 In...- SKU:
- C15-4887
- Series:
- CH
- Type:
- Thermal Magnetic
- Type:
- Common Trip
- Approval:
- UL 489
- Approval:
- CSA
- Volts:
- 240 VAC
- Amps:
- 32 A
- Used On:
- CH Series Loadcenter
- Poles:
- 3
- Mounting:
- Plug-On
- Interrupting Rating:
- 10 kA
- Wire Size:
- 10 to 1/0 AWG (Aluminum/Copper)
- Short Description:
- 240 VAC, 80 A, 10 kA, 3-Pole, Plug-On Mount, Common Trip, Shunt Trip, Thermal Magnetic
- Catalog:
- Eaton_36620_V1T1_36_V1T1_37_V1T1_43_CAT.pdf
- Voltage Rating:
- 240 VAC
- Number of Poles:
- 3
- Current Rating:
- 80 A
MSRP $1,110.36Surplus $167.70 -
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Crouse-Hinds BR380 Miniature Circuit Breakers (MCBs) 3P 80A 240
MSRP $596.20Surplus $206.24SKU: C15-5671 Brand: Crouse-Hinds MPN: BR380 UPC: Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In. Product...- SKU:
- C15-5671
- TS PIK:
- 115463371
- Mounting:
- Plug-On
- Series:
- BR
- Short Description:
- 240 VAC, 80 A, 10 kA, 3-Pole, Plug-On Mount, Common Trip, Circuit Breaker
- Number of Poles:
- 3
- Type:
- Common Trip
- Current Rating:
- 80 A
- Interrupting Rating:
- 10 kA
- Size:
- 3.25 Inch Length x 3 Inch Width x 4 Inch Height
- Used On:
- BR Series Load Center
- Catalog:
- Eaton_36620_V1T1_85_CAT.pdf
- Wire Size:
- 14 to 1/0 AWG (Copper/Aluminum)
- Voltage Rating:
- 240 VAC
MSRP $596.20Surplus $206.24 -
Eaton BR380ST Miniature Circuit Breakers (MCBs)
MSRP $974.68Surplus $350.88SKU: C15-1269 Brand: Eaton MPN: BR380ST UPC: 786676003469 Shipping Weight: 1.30 lbs. Shipping Height: 3.00 In. Shipping Length: 3.00 In. Shipping Width: 3.00 In...- SKU:
- C15-1269
- TS PIK:
- 115785820
- Type:
- Thermal Magnetic, Common Trip
- Interrupting Rating:
- 10 kA
- Catalog:
- Eaton_36620_V1T1_84_CAT.pdf
- Mounting:
- Plug-On
- Wire Size:
- 4 to 1/0 AWG (Aluminum/Copper)
- Used On:
- BR Series Loadcenter
- Voltage Rating:
- 240 VAC
- Approval:
- UL 489
- Short Description:
- 240 VAC, 80 A, 10 kA, 3-Pole, Plug-On Mount, Common Trip, Shunt Trip, Duplex, Thermal Magnetic, Circuit Breaker
- Current Rating:
- 80 A
- Number of Poles:
- 3
- Series:
- BR
- Country of Origin:
- United States
MSRP $974.68Surplus $350.88 -
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Siemens ED63B080 Molded Case Breakers (MCCBs)
MSRP $2,777.00Surplus $999.72SKU: C15-7672 Brand: Siemens MPN: ED63B080 UPC: Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In. Product...- SKU:
- C15-7672
- TS PIK:
- 21333897
- Terminal Type:
- Load Lug
- Size:
- 3 Inch W x 4.56 Inch D x 6.35 Inch H
- Catalog:
- SiemensAG_01698_17_78-17_80_CAT.pdf
- Mounting:
- Plug-On
- Current Rating:
- 80 A
- Wire Size:
- 10 to 1/0 AWG (Copper/Aluminum)
- Interrupting Rating:
- 65 kA at 240 VAC, 25 kA at 480 VAC, 18 kA at 600 VAC/500 VDC (UL), 65 kA at 220/240 VAC, 35 kA at 380/415, 18 kA at 500 VAC (IEC)
- Voltage Rating:
- 600 VAC at 50/60 Hz, 500 VDC
- Number of Poles:
- 3
- Approval:
- UL 489, CSA C22.2, CE
- Type:
- Molded Case, Thermal and Fixed Magnetic
- Used On:
- P1/P2/P3/P4/P5 Panelboard
- Country of Origin:
- MEX
- Installation/Operator:
- SiemensAG_00313_INST.pdf
- Short Description:
- 600 VAC 50/60 Hz, 500 VDC, 80 A, 18/25 kA, 3-Pole, 10 to 1/0 AWG Copper/Aluminum, Load Lug Terminal, ED Frame, Thermal Magnetic Trip Unit, Molded Case Circuit Breaker
- Series:
- ED6
MSRP $2,777.00Surplus $999.72 -
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Siemens HED43B080 Molded Case Breakers (MCCBs)
MSRP $3,500.00Surplus $833.95SKU: C15-7455 Brand: Siemens MPN: HED43B080 UPC: 78364321019 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-7455
- TS PIK:
- 21367458
- Short Description:
- 480 VAC, 80 A at 40 Deg C, 42 kA, 3-Pole, 10 to 1/0 AWG Copper/Aluminum, Load Lug Terminal, ED Frame, Thermal Magnetic Trip Unit, Molded Case Circuit Breaker
- Number of Poles:
- 3
- Current Rating:
- 80 A
- Voltage Rating:
- 480 VAC at 50/60 Hz (UL)
- Terminal Type:
- Load Lug
- Size:
- 3 Inch W x 4.56 Inch D x 6.35 Inch H
- Used On:
- P1/P2/P3/P4/P5 Panelboard
- Approval:
- UL 489, CSA C22.2
- Mounting:
- Plug-On
- Installation/Operator:
- SiemensAG_00313_INST.pdf
- Type:
- Molded Case, Thermal and Fixed Magnetic
- Series:
- HED4
- Country of Origin:
- MEX
- Catalog:
- SiemensAG_01698_17_78-17_80_CAT.pdf
- Wire Size:
- 10 to 1/0 AWG (Copper/Aluminum)
- Interrupting Rating:
- 100 kA at 240 VAC, 42 kA at 480 VAC (UL)
MSRP $3,500.00Surplus $833.95 -
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Siemens Q38000S01 Molded Case Breakers (MCCBs)
MSRP $274.16Surplus $74.03SKU: C15-17569 Brand: Siemens MPN: Q38000S01 UPC: 78364326860 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-17569
- Data Sheet:
- SiemensAG_07074_1_DATA.pdf
- Used On:
- Loadcenter
- Number of Poles:
- 3
- Country of Origin:
- MEX
- Approval:
- UL 489, CSA C22.2
- Wire Size:
- 8 to 2/0 AWG (Copper/Aluminum)
- Current Rating:
- 80 A
- Installation/Operator:
- SiemensAG_00215_INST.pdf
- Mounting:
- Plug-On
- Terminal Type:
- Load Lug
- Voltage Rating:
- 240 VAC at 50/60 Hz
- Short Description:
- 240 VAC, 80 A, 10 kA, 3-Pole, 8 to 2/0 AWG Copper/Aluminum, Load Lug Terminal, Plug-On Mount, QP Frame, 120 VAC Shunt Trip, Thermal Magnetic Trip Unit, Miniature Circuit Breaker for Load Center
- Type:
- Thermal and Fixed Magnetic, Common Trip
- Interrupting Rating:
- 10 kA
- Size:
- 3 Inch W x 3 Inch D x 3-1/8 Inch H
- Catalog:
- SiemensAG_00562_1_41_1_46_1_47_CAT.pdf
MSRP $274.16Surplus $74.03 -
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Siemens Q380H Molded Case Breakers (MCCBs)
MSRP $152.09Surplus $184.80SKU: C15-10570 Brand: Siemens MPN: Q380H UPC: 78364322481 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-10570
- TS PIK:
- 120831452
- Number of Poles:
- 3
- Country of Origin:
- MEX
- Current Rating:
- 80 A
- Voltage Rating:
- 240 VAC at 50/60 Hz
- Catalog:
- SiemensAG_00562_1_41_1_46_1_47_CAT.pdf
- Approval:
- UL 489, CSA C22.2
- Installation/Operator:
- SiemensAG_00215_INST.pdf
- Size:
- 3 Inch W x 3 Inch D x 3-1/8 Inch H
- Interrupting Rating:
- 22 kA
- Terminal Type:
- Load Lug
- Used On:
- Loadcenter
- Short Description:
- 240 VAC, 80 A, 22 kA, 3-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
- Data Sheet:
- SiemensAG_07075_1_DATA.pdf
- Type:
- Thermal and Fixed Magnetic, Common Trip
- Wire Size:
- 8 to 2/0 AWG (Copper/Aluminum)
- Mounting:
- Plug-On
MSRP $152.09Surplus $184.80 -
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Square D QO3801021 Molded Case Breakers (MCCBs)
MSRP $869.40Surplus $234.74SKU: C15-18861 Brand: Square D MPN: QO3801021 UPC: 78590103058 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-18861
- Short Description:
- 120/240 VAC 50/60 Hz, 80 A, 10 kA Interrupt, 3-Pole, Plug-On Mount, 4-Panel Space, Box Lug Terminal, AC Shunt Trip, Standard, Miniature Circuit Breaker
- Wire Size:
- 4 to 2/0 AWG (Aluminum/Copper)
- Data Sheet:
- SchneiderElectric-SquareD_15072_1_2_DATA.pdf
- Size:
- 2.25 Inch W x 2.91 Inch D x 3 Inch H
- Voltage Rating:
- 240 VAC at 50/60 Hz
- Terminal Type:
- Box Lug
- Interrupting Rating:
- 10 kA
- Mounting:
- Plug-On
- CAD Drawings:
- SchneiderElectric-SquareD_17845_1_CAD.pdf
- Catalog:
- SchneiderElectric-SquareD_03264_1_3_1_9_CAT.pdf
- Current Rating:
- 80 A
- Approval:
- UL, CSA
- Used On:
- QO Load Center, NQOD Panelboard, OEM Interior/Speed-D Switchboard Distribution Panel
- Type:
- Common Trip, Thermal Magnetic
- Number of Poles:
- 3
MSRP $869.40Surplus $234.74 -
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Square D QO380VH Molded Case Breakers (MCCBs)
MSRP $992.00Surplus $267.84SKU: C15-17807 Brand: Square D MPN: QO380VH UPC: 78590106024 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-17807
- Series:
- QO
- Number of Poles:
- 3
- Size:
- 2.24 Inch Width x 2.91 Inch Depth x 3.5 Inch Height
- Short Description:
- 120/240 VAC 50/60 Hz, 80 A, 22 kA Interrupt, 3-Pole, 4 to 2/0 AWG Copper/Aluminum, Plug-On Mount, Box Lug Terminal, Standard, Miniature Circuit Breaker
- Current Rating:
- 80 A
- Interrupting Rating:
- 22 kA
- Type:
- Common Trip, Miniature, Standard
- Catalog:
- SchneiderElectric-SquareD_32357_1_2_1_3_CAT.pdf
- Terminal Type:
- Box Lug
- Approval:
- UL, CSA
- Voltage Rating:
- 120/240 VAC 50/60 Hertz
- Used On:
- QO Load Center, NQ/NQOD Panelboard/OEM Interior/Speed-D Switchboard Distribution Panel
- Installation/Operator:
- SchneiderElectric-SquareD_01265_INST.pdf
- Wire Size:
- 4 to 2/0 AWG (Copper/Aluminum)
- Data Sheet:
- SchneiderElectric-SquareD_53613_1_2_DATA.pdf
- Mounting:
- Plug-On
MSRP $992.00Surplus $267.84
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