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 QOB3100 Miniature Circuit Breakers (MCBs) 3P 100A 240V
MSRP $616.02Surplus $166.57Square D QOB3100 Miniature Circuit Breakers (MCBs) 3P 100A 240V​ ARCA SKU: C15-6600 Brand: Square D MPN: QOB3100 UPC: 78590101971 Shipping Weight: 1.10 lbs. Shipping Height: 3.00 In...- SKU:
- C15-6600
- TS PIK:
- 118952291
- Installation/Operator:
- SchneiderElectric-SquareD_02166_INST.pdf
- Number of Poles:
- 3
- Interrupting Rating:
- 10 kA at 120/240 VAC, 5 kA at 48 VDC
- Short Description:
- 120/240 VAC 50/60 Hz, 48 VDC, 100 A, 10 kA, 3-Pole, Q-Frame, Bolt-On Mount, Box Lug Terminal, Miniature, Standard, Panelboard Circuit Breaker
- Catalog:
- SchneiderElectric-SquareD_32357_9_16_CAT.pdf
- Voltage Rating:
- 120/240 VAC
- Current Rating:
- 100 A
- Series:
- QOB
- Data Sheet:
- SchneiderElectric_21360_1_2_DATA.pdf
- Type:
- Miniature, Standard
- Used On:
- NQ Panelboard
- Country of Origin:
- United States
MSRP $616.02Surplus $166.57 -
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Square D QOB3100VH Miniature Circuit Breakers (MCBs)
MSRP $924.76Surplus $226.32Square D QOB3100VH Miniature Circuit Breakers (MCBs)​ ARCA SKU: C15-6556 Brand: Square D MPN: QOB3100VH UPC: 78590105480 Shipping Weight: 1.10 lbs. Shipping Height: 3.00 In...- SKU:
- C15-6556
- TS PIK:
- 109594871
- Short Description:
- 120/240 VAC 50/60 Hz, 48 VDC, 100 A, 22 kA, 3-Pole, Q-Frame, Bolt-On Mount, Box Lug Terminal, Miniature, Standard, Panelboard Circuit Breaker
- Installation/Operator:
- SchneiderElectric-SquareD_02167_INST.pdf
- Used On:
- NQ Panelboard
- Catalog:
- SchneiderElectric-SquareD_32357_9_16_CAT.pdf
- Series:
- QOB-VH
- Type:
- Miniature, Standard
- Current Rating:
- 100 A
- Voltage Rating:
- 120/240 VAC
- Interrupting Rating:
- 22 kA at 120/240 VAC
- Data Sheet:
- SchneiderElectric_21361_1_2_DATA.pdf
- Number of Poles:
- 3
- Country of Origin:
- United States
MSRP $924.76Surplus $226.32 -
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GE THHQB32100 Molded Case Breakers (MCCBs) EA
MSRP $1,183.49Surplus $316.84SKU: C15-8412 Brand: GE MPN: THHQB32100 UPC: 78316411867 Shipping Weight: 1.10 lbs. Shipping Height: 3.50 In. Shipping Length: 3.50 In. Shipping Width: 3.00 In...- SKU:
- C15-8412
- TS PIK:
- 112128223
- Voltage Rating:
- 120/240 VAC
- Frame Type:
- Q-Line
- Current Rating:
- 100 A
- Interrupting Rating:
- 22 kA at 120/240 VAC
- Type:
- Thermal Magnetic, Compact
- Short Description:
- 120/240 VAC, 100 A, 22 kA Interrupt, 3-Pole, 6 to 1/0 AWG Copper/4 to 1/0 AWG Aluminum Load Lug Terminal, 1" Bolt-On Mount, Q-Line Frame, Non-Interchangeable/Internal Common Trip, Compact, Fixed Thermal Magnetic, Miniature Molded Case Circuit Breaker
- Terminal Type:
- Bolt-On
- Number of Poles:
- 3
- Catalog:
- ABBElectrificationProducts-ABBGEIndustrialSolutions_00542_6_4_6_5_6_8_6_38_CAT.pdf
- Maximum AC Voltage Rating:
- 240 V
- CAD Drawings:
- ABBElectrificationProducts-ABBGEIndustrialSolutions_01786_1_CAD.pdf
MSRP $1,183.49Surplus $316.84 -
Siemens B310000S01 Miniature Circuit Breakers (MCBs) B 3P 100A 240V 50/60Hz 3Ph
MSRP $1,181.61Surplus $434.53SKU: C15-3182 Brand: Siemens MPN: B310000S01 UPC: 783643268623 Shipping Weight: 1.45 lbs. Shipping Height: 4.00 In. Shipping Length: 7.00 In. Shipping Width: 5.00 In...- SKU:
- C15-3182
- Type:
- Molded Case
- Type:
- Thermal Magnetic
- Approval:
- UL 489
- Approval:
- CSA C22.2
- Volts:
- 120/240 VAC
- Amps:
- 32 A
- Used On:
- Panelboard
- Poles:
- 3
- Interrupting Rating:
- 10 kA
- Application:
- Electrical Distribution
- Installation:
- Bolt-On
- Short Description:
- 120 VAC, 100 A, 10 kA, 3-Pole, Bolt-On Mount, Molded Case, Shunt Trip, Thermal Magnetic Trip Unit
- Catalog:
- SiemensAG_00564_7_29_CAT.pdf
- Data Sheet:
- SiemensAG_05230_1_DATA.pdf
- Current Rating:
- 100 A
- Voltage Rating:
- 120/240 VAC
- Number of Poles:
- 3
- Country of Origin:
- Mexico
MSRP $1,181.61Surplus $434.53 -
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Square D QO3100 Miniature Circuit Breakers (MCBs) 3P 100A 240V
MSRP $538.09Surplus $184.67Square D QO3100 Miniature Circuit Breakers (MCBs) 3P 100A 240V​ ARCA SKU: C15-6378 Brand: Square D MPN: QO3100 UPC: 78590100441 Shipping Weight: 1.10 lbs. Shipping Height: 4.00 In...- SKU:
- C15-6378
- TS PIK:
- 124024933
- Series:
- QO
- Terminal Type:
- Box Lug
- Number of Poles:
- 3
- Short Description:
- 120/240 VAC 50/60 Hz, 100 A, 10 kA Interrupt, 3-Pole, 4 to 2/0 AWG Copper/Aluminum, Plug-In Mount, Box Lug Terminal, Standard, Miniature Circuit Breaker
- Voltage Rating:
- 120/240 VAC
- Interrupting Rating:
- 10 kA
- Type:
- Common Trip, Miniature, Standard
- Installation/Operator:
- SchneiderElectric-SquareD_01265_INST.pdf
- Data Sheet:
- SchneiderElectric-SquareD_53556_1_2_DATA.pdf
- Current Rating:
- 100 A
- Used On:
- QO Load Center, NQ/NQOD Panelboard/OEM Interior/Speed-D Switchboard Distribution Panel
- Size:
- 2.24 Inch Width x 2.91 Inch Depth x 3.5 Inch Height
- Wire Size:
- 4 to 2/0 AWG (Copper/Aluminum)
- Mounting:
- Plug-On
- Catalog:
- SchneiderElectric-SquareD_32357_1_2_1_3_CAT.pdf
- Country of Origin:
- Mexico
MSRP $538.09Surplus $184.67 -
GE TEB132100 Molded Case Breakers (MCCBs) TEB 3P 100A 240V 50/60Hz 3Ph
MSRP $2,246.15Surplus $791.20SKU: C15-3205 Brand: GE MPN: TEB132100 UPC: 783164069020 Shipping Weight: 4.30 lbs. Shipping Height: 5.00 In. Shipping Length: 9.00 In. Shipping Width: 5.00 In...- SKU:
- C15-3205
- Type:
- Thermal Magnetic
- Volts:
- 120/240 VAC
- Amps:
- 32 A
- Poles:
- 3
- Interrupting Rating:
- 10 kA at 120/240 VAC
- Terminal Type:
- Copper/Aluminum Line and Load Lug
- Short Description:
- 240 VAC, 100 A, 10 kA, 3-Pole, Copper/Aluminum Load Lug Terminal, TEB-Frame, Molded Case, Thermal Magnetic, Non-Interchangeable Trip
- CAD Drawing:
- ABBElectrificationProducts-ABBGEIndustrialSolutions_00481_1_CAD.pdf
- Current Rating:
- 100 A
- Voltage Rating:
- 120/240 VAC
- CAD Drawings:
- ABBElectrificationProducts-ABBGEIndustrialSolutions_00481_1_CAD.pdf
- Number of Poles:
- 3
- Country of Origin:
- United States
- Series:
- E150
MSRP $2,246.15Surplus $791.20 -
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GE THHQC32100WL Molded Case Breakers (MCCBs)
MSRP $2,033.78Surplus $549.12SKU: C15-14414 Brand: GE MPN: THHQC32100WL UPC: 78316411822 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-14414
- Terminal Type:
- Lug
- Type:
- Thermal Magnetic, Compact
- Maximum AC Voltage Rating:
- 240 V
- Frame Type:
- Q-Line
- Interrupting Rating:
- 22 kA at 120/240 VAC
- Catalog:
- ABBElectrificationProducts-ABBGEIndustrialSolutions_00542_6_4_6_5_6_8_6_40_CAT.pdf
- CAD Drawings:
- ABBElectrificationProducts-ABBGEIndustrialSolutions_01788_1_CAD.pdf
- Number of Poles:
- 3
- Current Rating:
- 100 A
- Approval:
- UL
- Voltage Rating:
- 120/240 VAC
MSRP $2,033.78Surplus $549.12 -
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GE THHQL32100 Miniature Circuit Breakers (MCBs)
MSRP $788.32Surplus $267.96SKU: C15-10212 Brand: GE MPN: THHQL32100 UPC: 78316411778 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-10212
- TS PIK:
- 112128134
- Type:
- Thermal Magnetic, Compact
- Number of Poles:
- 3
- Short Description:
- 120/240 VAC, 35 A, 3-Pole, 22 kA, 6 to 1/0 KCMIL/4 to 1/0 KCMIL Copper/Aluminum, Box Terminal, Plug-On Mount, Thermal Magnetic, Non-Interchangeable, Miniature Circuit Breaker
- Current Rating:
- 100 A
- Interrupting Rating:
- 22 kA at 120/240 VAC
- Frame Type:
- Q-Line
- Approval:
- UL
- Voltage Rating:
- 120/240 VAC
- CAD Drawings:
- ABBElectrificationProducts-ABBGEIndustrialSolutions_04200_1_CAD.pdf
- Terminal Type:
- Plug-On
- Catalog:
- ABBElectrificationProducts-ABBGEIndustrialSolutions_01912_1_7_6_29_6_34_CAT.pdf
- Maximum AC Voltage Rating:
- 240 V
MSRP $788.32Surplus $267.96 -
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GE THQC32100WL Din Rail Mounted Circuit Breakers
MSRP $1,290.51Surplus $162.95SKU: C15-10238 Brand: GE MPN: THQC32100WL UPC: 78316401284 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-10238
- TS PIK:
- 112124815
- Current Rating:
- 100 A
- Voltage Rating:
- 120/240 VAC
- Type:
- Thermal Magnetic, Compact
- Maximum AC Voltage Rating:
- 240 V
- Approval:
- UL
- Terminal Type:
- Lug
- CAD Drawings:
- ABBElectrificationProducts-ABBGEIndustrialSolutions_01788_1_CAD.pdf
- Frame Type:
- Q-Line
- Number of Poles:
- 3
- Interrupting Rating:
- 10 kA at 120/240 VAC
- Catalog:
- ABBElectrificationProducts-ABBGEIndustrialSolutions_00542_6_4_6_5_6_8_6_40_CAT.pdf
MSRP $1,290.51Surplus $162.95 -
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GE THQD32100WL Miniature Circuit Breakers (MCBs)
Surplus $1,809.73SKU: C15-8391 Brand: GE MPN: THQD32100WL UPC: 78312613710 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-8391
- TS PIK:
- 21332185
- Voltage Rating:
- 120/240 VAC
- Interrupting Rating:
- 22 kA at 120/240 VAC
- Current Rating:
- 100 A
- Terminal Type:
- Copper/Aluminum Line and Load Lug
- Type:
- Thermal Magnetic
- Short Description:
- 240 VAC, 100 A, 22 kA Interrupt, 3-Pole, Aluminum/Copper Line/Load Lug Terminal, Q-Line Frame, Non-Interchangeable/Internal Common Trip, Fixed Thermal Magnetic, Cable-In Cable-Out, Miniature Molded Case Circuit Breaker
- CAD Drawings:
- ABBElectrificationProducts-ABBGEIndustrialSolutions_01805_1_CAD.pdf
- Catalog:
- ABBElectrificationProducts-ABBGEIndustrialSolutions_00542_6_4_6_5_6_8_6_42_CAT.pdf
- Number of Poles:
- 3
- Maximum AC Voltage Rating:
- 240 V
- Approval:
- UL
- Frame Type:
- Q-Line
Surplus $1,809.73 -
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GE TQB32Y100 Miniature Circuit Breakers (MCBs)
MSRP $1,150.30Surplus $310.58SKU: C15-14496 Brand: GE MPN: TQB32Y100 UPC: 78316418921 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-14496
- Number of Poles:
- 3
- Interrupting Rating:
- 5 kA at 120/240 VAC
- Short Description:
- 120/240 VAC, 100 A, 5 kA, 3-Pole, Q-Line Frame, Bolt-On Terminal, Thermal Magnetic, Compact, Circuit Breaker
- Mounting:
- Bolt-On
- Voltage Rating:
- 120/240 VAC
- Current Rating:
- 100 A
- Terminal Type:
- Bolt-On
- Type:
- Thermal Magnetic, Compact
- Approval:
- UL
- Used On:
- Load Center, Lighting Panelboard
MSRP $1,150.30Surplus $310.58 -
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GE TQL32Y100 Miniature Circuit Breakers (MCBs)
MSRP $888.93Surplus $240.01SKU: C15-14490 Brand: GE MPN: TQL32Y100 UPC: 78316418887 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-14490
- Number of Poles:
- 3
- Type:
- Thermal Magnetic, Compact
- Interrupting Rating:
- 5 kA at 120/240 VAC
- CAD Drawings:
- ABBElectrificationProducts-ABBGEIndustrialSolutions_12241_1_CAD.pdf
- Approval:
- UL
- Terminal Type:
- Plug-On
- Current Rating:
- 100 A
- Short Description:
- 240 VAC, 100 A, 52 kA, 3-Pole, Copper/Aluminum Load Lug Terminal, Q-Line Frame, Switch Trip Function, 1" Plug-On Mount, Molded Case, Thermal Magnetic, Compact, Internal Common Trip, Miniature Circuit Breaker
- Used On:
- Load Center, Lighting Panelboard
- Mounting:
- Plug-On
- Voltage Rating:
- 120/240 VAC
MSRP $888.93Surplus $240.01 -
GENERAL ELECTRIC TEB132100WL Molded Case Breakers (MCCBs)
MSRP $1,893.57Surplus $815.11GENERAL ELECTRIC TEB132100WL Molded Case Breakers (MCCBs)​ ARCA SKU: C15-6912 Brand: GENERAL ELECTRIC MPN: TEB132100WL UPC: 78316406903 Shipping Weight: 4.00 lbs. Shipping Height: 3...- SKU:
- C15-6912
- TS PIK:
- 125878513
- Maximum AC Voltage Rating:
- 240 V
- Current Rating:
- 100 A
- Terminal Type:
- Copper/Aluminum Line and Load Lug
- Frame Type:
- E150
- Voltage Rating:
- 120/240 VAC
- Type:
- Thermal Magnetic
- Number of Poles:
- 3
- Interrupting Rating:
- 10 kA at 120/240 VAC
- Short Description:
- 240 VAC, 100 A, 10 kA Interrupt, 3-Pole, Aluminum/Copper Line/Load Lug Terminal, E150-Frame, Non-Interchangeable Trip, Core E/Low Tier, Thermal Magnetic, Industrial Molded Case Circuit Breaker
- Approval:
- UL
MSRP $1,893.57Surplus $815.11 -
GENERAL ELECTRIC THQL32100 Miniature Circuit Breakers (MCBs) EA
MSRP $595.31Surplus $219.47GENERAL ELECTRIC THQL32100 Miniature Circuit Breakers (MCBs) EA​ ARCA SKU: C15-6054 Brand: GENERAL ELECTRIC MPN: THQL32100 UPC: 78316401216 Shipping Weight: 1.05 lbs. Shipping...- SKU:
- C15-6054
- Terminal Type:
- Plug-On
- Voltage Rating:
- 120/240 VAC
- Short Description:
- 240 VAC, 100 A, 10 kA, 3-Pole, 6 to 1/0 AWG Copper/4 to 1/0 AWG Aluminum, 1" Plug-In Mount, Box Terminal, Q-Line Frame, Molded Case, Non-Interchangeable/Internal Common Trip, Compact, Fixed Thermal Magnetic, Circuit Breaker
- Type:
- Thermal Magnetic, Compact
- CAD Drawings:
- ABBElectrificationProducts-ABBGEIndustrialSolutions_00499_1_CAD.pdf
- Number of Poles:
- 3
- Installation/Operator:
- ABBElectrificationProducts-ABBGEIndustrialSolutions_00006_INST.pdf
- Catalog:
- ABBElectrificationProducts-ABBGEIndustrialSolutions_00015_6_8_6_31_CAT.pdf
- Current Rating:
- 100 A
- Interrupting Rating:
- 10 kA at 120/240 VAC
- Mounting:
- Plug-On
- Maximum AC Voltage Rating:
- 240 V
- Frame Type:
- Q-Line
- Approval:
- UL
MSRP $595.31Surplus $219.47 -
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THHQB32100 Miniature Circuit Breakers (MCBs) 3P 100A 240V
MSRP $1,231.98Surplus $351.24SKU: C15-3677 Brand: MPN: THHQB32100 UPC: 783164118674 Shipping Weight: 1.10 lbs. Shipping Height: 4.00 In. Shipping Length: 4.00 In. Shipping Width: 4.00 In...- SKU:
- C15-3677
- Type:
- Thermal Magnetic
- Type:
- Compact
- Approval:
- UL
- Volts:
- 120/240 VAC
- Amps:
- 32 A
- Poles:
- 3
- Interrupting Rating:
- 22 kA at 120/240 VAC
- Terminal Type:
- Bolt-On
- Frame Type:
- Q-Line
- Maximum AC Voltage Rating:
- 240 V
- Short Description:
- 120/240 VAC, 100 A, 22 kA Interrupt, 3-Pole, 6 to 1/0 AWG Copper/4 to 1/0 AWG Aluminum 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
- CAD Drawing:
- ABBElectrificationProducts-ABBGEIndustrialSolutions_01786_1_CAD.pdf
- Voltage Rating:
- 120/240 VAC
- Number of Poles:
- 3
- Current Rating:
- 100 A
- CAD Drawings:
- ABBElectrificationProducts-ABBGEIndustrialSolutions_01786_1_CAD.pdf
MSRP $1,231.98Surplus $351.24
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.
