
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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Contact Us For Quote
THQL1120AF Miniature Circuit Breakers (MCBs) THQL 1P 20A 120V
MSRP $249.17Surplus $19.31THQL1120AF Miniature Circuit Breakers (MCBs) THQL 1P 20A 120V​ ARCA SKU: C15-3945 Brand: MPN: THQL1120AF UPC: 783164267488 Shipping Weight: 0.45 Shipping Height: 1.00 In. Shipping...- SKU:
- C15-3945
- Type:
- Plug-On Mount
- Terminal Type:
- ‎AFCI
- Voltage Rating:
- 120 VAC
- Short Description:
- ARC Fault Circuit Breaker, 20A 120VAC Single Pole AFCI
- Catalog:
- ABBElectrificationProducts-ABBGEIndustrialSolutions_00542_6_4_6_5_6_8_6_31_CAT.pdf
- CAD Drawings:
- ABBElectrificationProducts-ABBGEIndustrialSolutions_00500_1_CAD.pdf
- Current Rating:
- 20 A
- Number of Poles:
- 1
- Interrupting Rating:
- 10 kA at 120/240 VAC
MSRP $249.17Surplus $19.31 -
Eaton BRP120AF Miniature Circuit Breakers (MCBs)
MSRP $130.00Surplus $37.34Eaton BRP120AF Miniature Circuit Breakers (MCBs)​ ARCA SKU: C15-1349 Brand: Eaton MPN: BRP120AF UPC: 78668904102 Shipping Weight: 0.45 lbs. Shipping Height: 2.00 In. Shipping...- SKU:
- C15-1349
- Approval:
- UL
- Size:
- 1 Inch Width x 2.56 Inch Depth x 1.1 Inch Height
- Volts:
- 120 VAC
- Amps:
- 32 A
- Interrupting Rating:
- 10 kA
- Enclosure:
- Indoor/Outdoor
- Terminal Type:
- Plug-On
- Application:
- BR Load Center
- Wire Size:
- 14 to 8 AWG (Copper/Aluminum)
- Poles:
- 1
- Short Description:
- 120 VAC, 20 A, 1-Pole, 10 kA, Plug-On Neutral, Wide
- Catalog:
- Eaton_00001_V1T1_50_V1T1_86_CAT.pdf
- Installation/Operator:
- Eaton_00005_INST.pdf
- CAD Drawing:
- Eaton_41108_1_CAD.pdf
- TS PIK:
- 127414229
- Voltage Rating:
- 120 VAC
- Current Rating:
- 20 A
- Type:
- Plug-On Neutral, Wide
- Mounting:
- Plug-On
- Number of Poles:
- 1
- Series:
- BR
- Country of Origin:
- Dominican Republic
MSRP $130.00Surplus $37.34 -
Eaton GFTCB250CS Miniature Circuit Breakers (MCBs) GF 2P 50A 240V 50/60Hz 1Ph
MSRP $692.77Surplus $129.39Eaton GFTCB250CS Miniature Circuit Breakers (MCBs) GF 2P 50A 240V 50/60Hz 1Ph​ ARCA SKU: C15-2806 Brand: Eaton MPN: GFTCB250CS UPC: 786680148712 Shipping Weight: 0.85 Shipping Height: 3.00...- SKU:
- C15-2806
- Series:
- GF
- Volts:
- 240 V
- Amps:
- 50 A
- Poles:
- 2
- Frequency Rating:
- 50/60 Hz
- Short Description:
- EATON BR GFCI CIRCUIT BREAKER,GROUND FAULT PERSONNEL PROTECTION CIRCUIT BREAKERS
- Number of Poles:
- 2
- Country of Origin:
- Dominican Republic
MSRP $692.77Surplus $129.39 -
Contact Us For Quote
Westinghouse 1258C89G01 Air Circuit Breakers (ACBs) EA
MSRP $1,800.00Surplus $198.98SKU: E30-11871 Brand: Westinghouse MPN: 1258C89G01 UPC: 78667802468 Shipping Weight: 3.90 lbs. Shipping Height: 4.00 In. Shipping Length: 5.00 In. Shipping Width: 4...- SKU:
- E30-11871
- Short Description:
- Westinghouse Air Circuit Breaker
MSRP $1,800.00Surplus $198.98 -
Siemens Q330 Miniature Circuit Breakers (MCBs) Q 3P 30A 240V EA
MSRP $329.00Surplus $54.26Siemens Q330 Miniature Circuit Breakers (MCBs) Q 3P 30A 240V EA​ ARCA SKU: C15-3643 Brand: Siemens MPN: Q330 UPC: 78364314841 Shipping Weight: 0.95 lbs. Shipping Height: 3.00 In...- SKU:
- C15-3643
- Approval:
- UL 489
- Amps:
- 30 A
- Interrupting Rating:
- 10 kA
- Mounting:
- Plug-On
- Poles:
- 3
- Size:
- 3 Inch Width x 3 Inch Depth x 3 Inch Height
- Terminal Type:
- Thermal Magnetic
- Type:
- Common Trip
- Used On:
- Load Centre Main
- Used On:
- Feeder
- Volts:
- 240 V
- Gauge:
- 0
- Short Description:
- 240 V, 30 A, 10 kA, 3-Pole, Plug-In, QP/MP Frame, Common Trip, Thermal Magnetic, Miniature, Circuit Breaker
- Data Sheet:
- SiemensAG_01548_1_DATA.pdf
- TS PIK:
- 21366630
- Number of Poles:
- 3
- Catalog:
- SiemensAG_01502_1_12_CAT.pdf
- Voltage Rating:
- 240 V
- Current Rating:
- 30 A
- Country of Origin:
- Mexico
MSRP $329.00Surplus $54.26
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