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 HOM220EPD Miniature Circuit Breakers (MCBs) EA
MSRP $713.00Surplus $405.47SKU: C15-10768 Brand: Square D MPN: HOM220EPD UPC: 78590156430 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-10768
- TS PIK:
- 120233778
- Mounting:
- Plug-On
- Number of Poles:
- 2
- Current Rating:
- 20 A
- Terminal Type:
- Screw ClA
- Voltage Rating:
- 120/240 VAC
- Type:
- Common Trip, Equipment Protector
- Interrupting Rating:
- 10 kA
- Short Description:
- 120/240 VAC, 20 A, 10 kA Interrupt, 2-Pole, 14 to 8 AWG Aluminum/Copper, Plug-On Mount, Screw ClA Terminal, Miniature Circuit Breaker
- Wire Size:
- 14 to 8 AWG (Aluminum/Copper)
- Data Sheet:
- SchneiderElectric-SquareD_13447_1_2_DATA.pdf
- Used On:
- Load Center
- Installation/Operator:
- SchneiderElectric-SquareD_00206_INST.pdf
- Catalog:
- SchneiderElectric_00257_1_20_7_23_CAT.pdf
MSRP $713.00Surplus $405.47 -
Square D HOM220GFI Miniature Circuit Breakers (MCBs)
MSRP $413.00Surplus $153.95Square D HOM220GFI Miniature Circuit Breakers (MCBs)​ ARCA SKU: C15-6620 Brand: Square D MPN: HOM220GFI UPC: Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping...- SKU:
- C15-6620
- TS PIK:
- 21355863
- Terminal Type:
- Screw ClA
- Mounting:
- Plug-On
- Voltage Rating:
- 120/240 VAC
- Current Rating:
- 20 A
- Short Description:
- 120/240 VAC, 20 A, 10 kA, 2-Pole, Screw ClA Terminal, Plug-On Mount, Ground Fault, Common Trip, Miniature Circuit Breaker
- Installation/Operator:
- SchneiderElectric-SquareD_00207_INST.pdf
- Wire Size:
- 12 to 4 AWG (Aluminum), 14 to 6 AWG (Copper)
- Used On:
- Load Center
- Interrupting Rating:
- 10 kA
- Number of Poles:
- 2
- Catalog:
- SchneiderElectric-SquareD_03264_1_19_CAT.pdf
- Size:
- 2 Inch Width x 2.98 Inch Depth x 3.13 Inch Height
- Type:
- Common Trip
MSRP $413.00Surplus $153.95 -
Square D HOM230EPD Miniature Circuit Breakers (MCBs) EA
MSRP $713.00Surplus $398.84SKU: C15-10770 Brand: Square D MPN: HOM230EPD UPC: 78590168276 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-10770
- TS PIK:
- 122966425
- Type:
- Miniature, Thermal Magnetic, Equipment Protector, Common Trip
- Short Description:
- 120/240 VAC, 30 A, 2-Pole, 10 kA, Plug-On, Screw ClA Terminal, Thermal Magnetic, Equipment Protector, Common Trip, Miniature Circuit Breaker
- Size:
- 2 Inch Width x 2.98 Inch Depth x 3.13 Inch Height
- Series:
- HOM-EPD
- Catalog:
- SchneiderElectric-SquareD_03264_1_20_CAT.pdf
- Number of Poles:
- 2
- Current Rating:
- 30 A
- Interrupting Rating:
- 10 kA
- Mounting:
- Plug-On
- Voltage Rating:
- 120/240 VAC
- Terminal Type:
- Screw ClA
- Used On:
- Loadcenter
- Installation/Operator:
- SchneiderElectric-SquareD_00206_INST.pdf
- Wire Size:
- 14 to 8 AWG (Aluminum/Copper)
- Data Sheet:
- SchneiderElectric-SquareD_04708_1_2_DATA.pdf
MSRP $713.00Surplus $398.84 -
Square D HOM240GFI Miniature Circuit Breakers (MCBs) EA
MSRP $413.00Surplus $159.78SKU: C15-10771 Brand: Square D MPN: HOM240GFI UPC: 78590130346 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-10771
- TS PIK:
- 111087558
- Number of Poles:
- 2
- Interrupting Rating:
- 10 kA
- Mounting:
- Plug-On
- Current Rating:
- 40 A
- Voltage Rating:
- 120/240 VAC
- Short Description:
- 120/240 VAC, 40 A, 10 kA Interrupt, 2-Pole, 12 to 4 AWG Aluminum, 14 to 6 AWG Copper, Plug-On Mount, Ground Fault Protecting, Miniature Circuit Breaker
- Size:
- 2 Inch Width x 2.98 Inch Depth x 3.13 Inch Height
- Terminal Type:
- Screw ClA
- Type:
- Miniature, Ground Fault Protecting
- Catalog:
- SchneiderElectric_00257_1_19_7_23_CAT.pdf
- Used On:
- Homeline Loadcenter
- Wire Size:
- 12 to 4 AWG (Aluminum), 14 to 6 AWG (Copper)
- Installation/Operator:
- SchneiderElectric-SquareD_00207_INST.pdf
- Data Sheet:
- SchneiderElectric-SquareD_13452_1_2_DATA.pdf
MSRP $413.00Surplus $159.78 -
Square D HOM250GFI Miniature Circuit Breakers (MCBs)
MSRP $413.00Surplus $173.98SKU: C15-10773 Brand: Square D MPN: HOM250GFI UPC: 78590178357 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-10773
- TS PIK:
- 113875669
- Short Description:
- 120/240 VAC, 50 A, 10 kA Interrupt, 2-Pole, 12 to 4 AWG Aluminum, 14 to 6 AWG Copper, Plug-On Mount, Screw ClA Terminal, Miniature Circuit Breaker
- Current Rating:
- 50 A
- Terminal Type:
- Screw ClA
- Interrupting Rating:
- 10 kA
- Number of Poles:
- 2
- Voltage Rating:
- 120/240 VAC
- Installation/Operator:
- SchneiderElectric-SquareD_00207_INST.pdf
- Used On:
- Load Center
- Type:
- Common Trip
- Data Sheet:
- SchneiderElectric-SquareD_13459_1_2_DATA.pdf
- Wire Size:
- 12 to 4 AWG (Aluminum), 14 to 6 AWG (Copper)
- Catalog:
- SchneiderElectric_00257_1_19_1_45_7_23_CAT.pdf
- Mounting:
- Plug-On
- Size:
- 2 Inch Width x 2.98 Inch Depth x 3.13 Inch Height
MSRP $413.00Surplus $173.98 -
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Square D HOM250GFICP Miniature Circuit Breakers (MCBs) 50A
MSRP $434.00Surplus $156.24Square D HOM250GFICP Miniature Circuit Breakers (MCBs) 50A​ ARCA SKU: C15-6622 Brand: Square D MPN: HOM250GFICP UPC: Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping...- SKU:
- C15-6622
MSRP $434.00Surplus $156.24 -
Square D HOM280 Miniature Circuit Breakers (MCBs) 2P 80A 120V
MSRP $168.00Surplus $56.98Square D HOM280 Miniature Circuit Breakers (MCBs) 2P 80A 120V​ ARCA SKU: C15-6522 Brand: Square D MPN: HOM280 UPC: 78590106567 Shipping Weight: 0.75 lbs. Shipping Height: 2.00 In...- SKU:
- C15-6522
- TS PIK:
- 109595511
- Data Sheet:
- SchneiderElectric-SquareD_13463_1_2_DATA.pdf
- Wire Size:
- 4 to 2/0 AWG (Copper/Aluminum)
- Mounting:
- Plug-On
- Catalog:
- SchneiderElectric_00257_1_19_1_39_7_22_CAT.pdf
- Terminal Type:
- Box Lug
- Series:
- HOM
- Current Rating:
- 80 A
- Number of Poles:
- 2
- Short Description:
- 120/240 VAC, 80 A, 10 kA Interrupt, 2-Pole, 4 to 2/0 AWG Aluminum/Copper, Plug-In Mount, Box Lug Terminal, Standard, Miniature Circuit Breaker
- Voltage Rating:
- 120/240 VAC
- Used On:
- Homeline Load Center
- Type:
- Common Trip, Main
- Interrupting Rating:
- 10 kA
- Installation/Operator:
- SchneiderElectric-SquareD_00099_INST.pdf
- Country of Origin:
- United States
MSRP $168.00Surplus $56.98 -
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Square D HOM280CP Miniature Circuit Breakers (MCBs) HOM 2P 80A 120V 50/60Hz 1Ph
MSRP $168.00Surplus $55.42Square D HOM280CP Miniature Circuit Breakers (MCBs) HOM 2P 80A 120V 50/60Hz 1Ph​ ARCA SKU: C15-3689 Brand: Square D MPN: HOM280CP UPC: 047569062827 Shipping Weight: 0.85 lbs. Shipping...- SKU:
- C15-3689
- Volts:
- 120 V
- Amps:
- 80 A
- Poles:
- 2
- Frequency Rating:
- 50/60 Hz
MSRP $168.00Surplus $55.42 -
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Square D HOM290CP Miniature Circuit Breakers (MCBs) HOM 2P 90A 120V 50/60Hz 1Ph
MSRP $168.00Surplus $55.45Square D HOM290CP Miniature Circuit Breakers (MCBs) HOM 2P 90A 120V 50/60Hz 1Ph​ ARCA SKU: C15-3319 Brand: Square D MPN: HOM290CP UPC: 047569062834 Shipping Weight: 0.85 Shipping Height: 3...- SKU:
- C15-3319
- Volts:
- 120 V
- Amps:
- 90 A
- Poles:
- 2
- Frequency Rating:
- 50/60 Hz
MSRP $168.00Surplus $55.45 -
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Square D HOM2HBD Circuit Breaker Accessories 2P
MSRP $10.70Surplus $4.98Square D HOM2HBD Circuit Breaker Accessories 2P​ ARCA SKU: C15-2188 Brand: Square D MPN: HOM2HBD UPC: 785901641360 Shipping Weight: 0.02 Shipping Height: 0.00 In. Shipping...- SKU:
- C15-2188
- Used On:
- Canadian Homeline HOM Series Circuit Breaker
- Poles:
- 2
- Locking Provision:
- Off
- Short Description:
- 2-Pole, Off Locking
- Catalog:
- SchneiderElectric_00257_1_21_7_24_CAT.pdf
- Data Sheet:
- SchneiderElectric-SquareD_13465_1_2_DATA.pdf
- Installation/Operator:
- SchneiderElectric-SquareD_00776_INST.pdf
MSRP $10.70Surplus $4.98 -
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Square D HOM4RK2HA Circuit Breaker Accessories BREAKER 2P 150-225A 120V
MSRP $14.70Surplus $9.11Square D HOM4RK2HA Circuit Breaker Accessories BREAKER 2P 150-225A 120V​ ARCA SKU: C15-2194 Brand: Square D MPN: HOM4RK2HA UPC: 785901307198 Shipping Weight: 2.02 Shipping Height: 6.70 In...- SKU:
- C15-2194
- Type:
- Backfed Main Circuit Breaker Retaining Kit
- Used On:
- 150 to 225 A Loadcenter
- Short Description:
- 5.07" x 3.05" x 4.4"
- Catalog:
- SchneiderElectric_00257_1_29_CAT.pdf
- Data Sheet:
- SchneiderElectric-SquareD_13483_1_2_DATA.pdf
- Installation/Operator:
- SchneiderElectric-SquareD_00778_INST.pdf
MSRP $14.70Surplus $9.11 -
Square D HOMT1515215 Molded Case Breakers (MCCBs)
MSRP $120.00Surplus $76.36SKU: C15-10774 Brand: Square D MPN: HOMT1515215 UPC: 78590106935 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00...- SKU:
- C15-10774
- TS PIK:
- 111082119
- Voltage Rating:
- 120/240 VAC at 50/60 Hz (UL/CSA)
- Type:
- Thermal Magnetic, Common Trip
- Interrupting Rating:
- 10 kA
- Short Description:
- 120/240 VAC, 15 A, 10 kA Interrupt, 2-Pole, 14 to 8 AWG Aluminum/Copper, Plug-On Mount, Box Lug Terminal, Quad Tandem, Miniature Circuit Breaker
- Installation/Operator:
- SchneiderElectric-SquareD_00099_INST.pdf
- Number of Poles:
- (2) 1-Pole Outside, (1) 2-Pole Inside
- Data Sheet:
- SchneiderElectric-SquareD_13503_1_2_DATA.pdf
- Catalog:
- SchneiderElectric_00257_1_20_7_23_CAT.pdf
- Size:
- 2 Inch W x 2.98 Inch D x 3.13 Inch H
- Terminal Type:
- Screw ClA
- Current Rating:
- 15 A (Outside/Inside Pole)
- Country of Origin:
- Mexico
- Prop 65 Warning:
- Yes
MSRP $120.00Surplus $76.36 -
Square D HOMT1515220 Molded Case Breakers (MCCBs) EA
MSRP $120.00Surplus $76.36SKU: C15-10775 Brand: Square D MPN: HOMT1515220 UPC: 78590110100 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00...- SKU:
- C15-10775
- TS PIK:
- 111082990
- Short Description:
- 120/240 VAC, 15 A, 10 kA Interrupt, 2-Pole, 14 to 8 AWG Aluminum/Copper, Plug-On Mount, Box Lug Terminal, Quad Tandem, Miniature Circuit Breaker
- Voltage Rating:
- 120/240 VAC
- Catalog:
- SchneiderElectric_00257_1_20_7_23_CAT.pdf
- Interrupting Rating:
- 10 kA
- Number of Poles:
- 2
- Terminal Type:
- Box Lug
- Data Sheet:
- SchneiderElectric-SquareD_13504_1_2_DATA.pdf
- Installation/Operator:
- SchneiderElectric-SquareD_00099_INST.pdf
- Current Rating:
- 15 A
- Type:
- Quad Tandem
- Size:
- 2 Inch Width x 2.98 Inch Depth x 3.13 Inch Height
- Country of Origin:
- Mexico
- Prop 65 Warning:
- Yes
MSRP $120.00Surplus $76.36 -
Square D HOMT1515230 Molded Case Breakers (MCCBs) EA
MSRP $120.00Surplus $76.36SKU: C15-10777 Brand: Square D MPN: HOMT1515230 UPC: 78590110101 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00...- SKU:
- C15-10777
- TS PIK:
- 111082991
- Current Rating:
- 15 A
- Interrupting Rating:
- 10 kA
- Terminal Type:
- Box Lug
- Type:
- Quad Tandem
- Size:
- 2 Inch Width x 2.98 Inch Depth x 3.13 Inch Height
- Number of Poles:
- 2
- Installation/Operator:
- SchneiderElectric-SquareD_00099_INST.pdf
- Voltage Rating:
- 120/240 VAC
- Short Description:
- 120/240 VAC, 15 A, 10 kA Interrupt, 2-Pole, 14 to 8 AWG Aluminum/Copper, Plug-On Mount, Box Lug Terminal, Quad Tandem, Miniature Circuit Breaker
- Catalog:
- SchneiderElectric_00257_1_20_7_23_CAT.pdf
- Data Sheet:
- SchneiderElectric-SquareD_13506_1_2_DATA.pdf
- Country of Origin:
- Mexico
- Prop 65 Warning:
- Yes
MSRP $120.00Surplus $76.36 -
Square D HOMT1515240 Molded Case Breakers (MCCBs) EA
MSRP $120.00Surplus $76.36SKU: C15-10778 Brand: Square D MPN: HOMT1515240 UPC: 78590137702 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00...- SKU:
- C15-10778
- TS PIK:
- 116091050
- Interrupting Rating:
- 10 kA
- Short Description:
- 120/240 VAC, 15/40 A, 10 kA Interrupt, 2-Pole, 14 to 8 AWG Aluminum/Copper, Plug-On Mount, Box Lug Terminal, Quad Tandem, Miniature Circuit Breaker
- Current Rating:
- 15 A (Outside Pole), 40 A (Inside Pole)
- Type:
- Thermal Magnetic, Common Trip
- Voltage Rating:
- 120/240 VAC at 50/60 Hz (UL/CSA)
- Installation/Operator:
- SchneiderElectric-SquareD_00099_INST.pdf
- Terminal Type:
- Screw ClA
- Data Sheet:
- SchneiderElectric-SquareD_13507_1_2_DATA.pdf
- Size:
- 2 Inch W x 2.98 Inch D x 3.13 Inch H
- Catalog:
- SchneiderElectric_00257_1_20_7_23_CAT.pdf
- Number of Poles:
- (2) 1-Pole Outside, (1) 2-Pole Inside
- Country of Origin:
- Mexico
- Prop 65 Warning:
- Yes
MSRP $120.00Surplus $76.36 -
Square D HOMT2020 Miniature Circuit Breakers (MCBs) HOMT 2P 20A 240V 50/60Hz 1Ph
MSRP $55.00Surplus $21.95Square D HOMT2020 Miniature Circuit Breakers (MCBs) HOMT 2P 20A 240V 50/60Hz 1Ph​ ARCA SKU: C15-3397 Brand: Square D MPN: HOMT2020 UPC: 785901065401 Shipping Weight: 0.45 Shipping...- SKU:
- C15-3397
- Type:
- Tandem
- Approval:
- UL
- Size:
- 1 Inch Width x 2.98 Inch Depth x 3.13 Inch Height
- Volts:
- 120/240 VAC
- Amps:
- 32 A
- Used On:
- Load Center
- Poles:
- 1
- Mounting:
- Plug-On
- Interrupting Rating:
- 10 kA
- Terminal Type:
- Box Lug
- Wire Size:
- 14 to 8 AWG (Aluminum/Copper)
- Short Description:
- 120/240 VAC, 20 A, 10 kA, 1-Pole, Box Lug Terminal, Plug-In Mount, Tandem
- Catalog:
- SchneiderElectric-SquareD_03264_1_20_CAT.pdf
- Installation/Operator:
- SchneiderElectric-SquareD_00099_INST.pdf
MSRP $55.00Surplus $21.95 -
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Square D HOMT202030 Miniature Circuit Breakers (MCBs) HOMT 2P 20A/30A 120V 50/60Hz 1Ph
MSRP $275.00Surplus $99.00Square D HOMT202030 Miniature Circuit Breakers (MCBs) HOMT 2P 20A/30A 120V 50/60Hz 1Ph​ ARCA SKU: C15-4273 Brand: Square D MPN: HOMT202030 UPC: Shipping Weight: 0.85 Shipping Height: 3.00...- SKU:
- C15-4273
- Volts:
- 120 V
- Amps:
- 20 A/30 A
- Poles:
- 2
- Frequency Rating:
- 50/60 Hz
MSRP $275.00Surplus $99.00 -
Square D HOMT225225 Molded Case Breakers (MCCBs) EA
MSRP $130.00Surplus $104.99SKU: C15-10783 Brand: Square D MPN: HOMT225225 UPC: 78590197028 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-10783
- TS PIK:
- 127508403
- Country of Origin:
- Mexico
MSRP $130.00Surplus $104.99 -
Square D HOMT225230 Molded Case Breakers (MCCBs) EA
MSRP $130.00Surplus $104.99SKU: C15-10784 Brand: Square D MPN: HOMT225230 UPC: 78590197038 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-10784
- TS PIK:
- 127508404
- Country of Origin:
- United States
MSRP $130.00Surplus $104.99 -
Square D HPAFYQ Circuit Breaker Accessories EA
MSRP $19.80Surplus $7.28Square D HPAFYQ Circuit Breaker Accessories EA​ ARCA SKU: C15-6687 Brand: Square D MPN: HPAFYQ UPC: 78590125268 Shipping Weight: 0.10 lbs. Shipping Height: 5.00 In. Shipping...- SKU:
- C15-6687
- Prop 65 Warning:
- Yes
- Used On:
- FY SERIES 1/Q2 Series Circuit Breaker
- Short Description:
- 1/2/3-Pole, On/Off Locking, Handle Padlock Attachment for FY Series 1/Q2 Series Circuit Breaker
- Type:
- Padlockable
- Installation/Operator:
- SchneiderElectric-SquareD_00784_INST.pdf
- Data Sheet:
- SchneiderElectric-SquareD_13527_1_2_DATA.pdf
- Catalog:
- SchneiderElectric-SquareD_03392_11_15_CAT.pdf
- Country of Origin:
- United States
- Locking Provision:
- On/Off
MSRP $19.80Surplus $7.28
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