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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Slaughter 2510-SLAUGHTER Trip Units Test Kit 2500V
MSRP $1,350.00Surplus $486.00SKU: A13-1304 Brand: Slaughter MPN: 2510-SLAUGHTER UPC: Shipping Weight: 15.00 lbs. Shipping Height: 6.00 In. Shipping Length: 14.00 In. Shipping Width: 5.00 In...- SKU:
- A13-1304
MSRP $1,350.00Surplus $486.00 -
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Sola STV25K-10S Din Rail Mounted Circuit Breakers EA
MSRP $317.74Surplus $199.20SKU: U23-1544 Brand: Sola Hevi-duty MPN: STV25K-10S UPC: 78347201986 Shipping Weight: 1.15 lbs. Shipping Height: 3.00 In. Shipping Length: 7.00 In. Shipping Width: 8...- SKU:
- U23-1544
- Series:
- STV-25K
- Type:
- Compact
- Approval:
- UL 1283
- Approval:
- UL 1449
- Approval:
- UL (Canada and US)
- Size:
- 2.56 Inch Width x 4.75 Inch Depth x 4.87 Inch Height
- Volts:
- 120 VAC
- Used On:
- Control Cabinet
- Used On:
- Industrial/Service Equipment
- Used On:
- Instrumentation/Large Test Equipment
- Used On:
- Commercial/Building Automation System
- Mounting:
- DIN Rail
- Enclosure:
- IP20
- Application:
- Dry Contact
- Circuit Configuration:
- 1-Phase 2-Wire with Ground
- Connection Type:
- Screw Terminal
- Frequency Rating:
- 47 to 63 Hertz
- Input Current:
- 20 Amp
- Surge Current per Phase:
- 25 Kiloamp
- Modes of Protection:
- L-N
- Modes of Protection:
- L-L
- Modes of Protection:
- L-G
- Modes of Protection:
- N-G
- Response Time:
- Less than 0.5 Nanosecond
- Noise Attenuation:
- 40 Decibel (Common Mode)
- Noise Attenuation:
- 50 Decibel (Normal Mode)
- Short Description:
- 2.56" x 4.75" x 4.87", 120 VAC, 47 to 63 Hz, 1-Phase, 20 A Input, 25 kA, IP20, Metal, 2-Wire, 50 dB (Normal)/40 dB (Common), Green LED, DIN Rail Mount, Screw Terminal, Compact
- Catalog:
- EmersonElectricCo-SolaHD_00020_28_29_CAT.pdf
- Installation/Operator:
- EmersonElectricCo-SolaHD_00029_INST.pdf
MSRP $317.74Surplus $199.20 -
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Space Age EA2580 Circuit Breaker Accessories Lockout Kit
Surplus $27.69Space Age EA2580 Circuit Breaker Accessories Lockout Kit​ ARCA SKU: C15-4360 Brand: Space Age MPN: EA2580 UPC: 849137001876 Shipping Weight: 0.05 Shipping Height: 1.00 In. Shipping...- SKU:
- C15-4360
- Type:
- Lockout Kit
Surplus $27.69 -
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Square D 400SN Circuit Breaker Accessories
MSRP $248.00Surplus $118.27Square D 400SN Circuit Breaker Accessories​ ARCA SKU: C15-6607 Brand: Square D MPN: 400SN UPC: 78590145035 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping...- SKU:
- C15-6607
- TS PIK:
- 111088679
MSRP $248.00Surplus $118.27 -
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Square D 46448472970010001 Main Breakers
MSRP $5,000.00Surplus $1,350.00SKU: C15-11929 Brand: Square D MPN: 46448472970010001 UPC: Shipping Weight: 54.00 lbs. Shipping Height: 7.00 In. Shipping Length: 63.00 In. Shipping Width: 16.00 In...- SKU:
- C15-11929
MSRP $5,000.00Surplus $1,350.00 -
Square D 60115 Miniature Circuit Breakers (MCBs)
MSRP $236.34Surplus $43.17Square D 60115 Miniature Circuit Breakers (MCBs)​ ARCA SKU: E30-10181 Brand: Square D MPN: 60115 UPC: Shipping Weight: 0.30 lbs. Shipping Height: 1.00 In. Shipping...- SKU:
- E30-10181
- Size:
- 18 Inch Width x 18 Inch Depth x 15 Inch Height
- Catalog:
- UTTRMOE00005_479.pdf
- Short Description:
- La Costa Greenery
- Type:
- La Costa Greenery
MSRP $236.34Surplus $43.17 -
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Square D 9080LBA161104 Molded Case Breakers (MCCBs) EA
MSRP $26.40Surplus $23.43SKU: C15-7016 Brand: Square D MPN: 9080LBA161104 UPC: 78590109728 Shipping Weight: 0.10 lbs. Shipping Height: 1.00 In. Shipping Length: 3.00 In. Shipping Width: 2.00...- SKU:
- C15-7016
- Size:
- 0.85 Inch Width x 1.62 Inch Depth x 2.29 Inch Height
- Short Description:
- 600 VAC/VDC, 115 A Copper/90 A Aluminum, 65 kA, 1-Pole, 1-Line, 4-Load, Tin Plated Aluminum Connector, Surface Mount, Miniature Power Distribution Block
- Number of Poles:
- 1
- Voltage Rating:
- 600 VAC/DC
- Type:
- Miniature
- Current Rating:
- 115 A
- Series:
- 9080LB
- CAD Drawings:
- SchneiderElectric-SquareD_05435_1_CAD.pdf
- Catalog:
- SchneiderElectric-Telemecanique_01636_24_27_CAT.pdf
- Data Sheet:
- SchneiderElectric-SquareD_03878_1_2_DATA.pdf
- Prop 65 Warning:
- Yes
- Country of Origin:
- France
MSRP $26.40Surplus $23.43 -
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Square D 9421LG4 Circuit Breaker Accessories Operator Handle Mechanism 100A 600V
MSRP $426.00Surplus $103.72Square D 9421LG4 Circuit Breaker Accessories Operator Handle Mechanism 100A 600V​ ARCA SKU: C15-4728 Brand: Square D MPN: 9421LG4 UPC: 78590180653 Shipping Weight: 5.75 Shipping Height: 8...- SKU:
- C15-4728
- Volts:
- 600 V
- Amps:
- 100 A
MSRP $426.00Surplus $103.72 -
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Square D 9422RN1 Circuit Breaker Accessories Disconnect Mechanism
MSRP $312.00Surplus $78.55Square D 9422RN1 Circuit Breaker Accessories Disconnect Mechanism​ ARCA SKU: C15-4729 Brand: Square D MPN: 9422RN1 UPC: 785901742531 Shipping Weight: 4.40 Shipping Height: 6.00 In...- SKU:
- C15-4729
- Series:
- 9422
- Approval:
- UL
- Approval:
- CSA
- Breaker Type:
- FAL/FHL Frame 100 Ampere
- Handle Included:
- No
- Handle to Device Connection:
- 5.38 to 17.75 Inch Variable Depth Shaft
- Handle Mounting Location:
- Left/Right Hand Flange
- Short Description:
- 5.38 to 17.75" Variable Depth Shaft, FAL/FCL/FHL-Frame 100 A, Left/Right Hand Flange
- Catalog:
- SchneiderElectric_00239_17_CAT.pdf
- Data Sheet:
- SchneiderElectric-SquareD_11966_1_DATA.pdf
- Installation/Operator:
- SchneiderElectric-SquareD_00682_INST.pdf
- CAD Drawing:
- SchneiderElectric-SquareD_17437_1_CAD.pdf
- CAD Drawings:
- SchneiderElectric-SquareD_17437_1_CAD.pdf
MSRP $312.00Surplus $78.55 -
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Square D 9999NT10 DIN Rail and Accessories End Clamp 10BOX
MSRP $5.00Surplus $2.52Square D 9999NT10 DIN Rail and Accessories End Clamp 10BOX​ ARCA SKU: C26-3945 Brand: Square D MPN: 9999NT10 UPC: Shipping Weight: 0.35 Shipping Height: 2.00 In. Shipping...- SKU:
- C26-3945
- UOM:
- BOX
- Type:
- End Clamp
- Box Quantity:
- 10
MSRP $5.00Surplus $2.52 -
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Square D A1B330 Molded Case Breakers (MCCBs)
MSRP $410.00Surplus $230.06Square D A1B330 Molded Case Breakers (MCCBs)​ ARCA SKU: C15-7070 Brand: Square D MPN: A1B330 UPC: Shipping Weight: 1.80 lbs. Shipping Height: 3.00 In. Shipping Length: 6...- SKU:
- C15-7070
MSRP $410.00Surplus $230.06 -
Square D A1L120 Miniature Circuit Breakers (MCBs)
MSRP $150.00Surplus $42.82Square D A1L120 Miniature Circuit Breakers (MCBs)​ ARCA SKU: C15-7073 Brand: Square D MPN: A1L120 UPC: Shipping Weight: 0.55 lbs. Shipping Height: 4.00 In. Shipping...- SKU:
- C15-7073
- Number of Poles:
- 1
MSRP $150.00Surplus $42.82 -
Square D A1L230 Miniature Circuit Breakers (MCBs)
MSRP $135.00Surplus $68.60Square D A1L230 Miniature Circuit Breakers (MCBs)​ ARCA SKU: C15-7074 Brand: Square D MPN: A1L230 UPC: Shipping Weight: 1.10 lbs. Shipping Height: 2.00 In. Shipping...- SKU:
- C15-7074
- Number of Poles:
- 2
MSRP $135.00Surplus $68.60 -
Square D A1L370 Miniature Circuit Breakers (MCBs)
MSRP $399.00Surplus $142.60SKU: U00-10697 Brand: Square D MPN: A1L370 UPC: Shipping Weight: 1.85 lbs. Shipping Height: 3.00 In. Shipping Length: 7.00 In. Shipping Width: 5.00 In. Product...- SKU:
- U00-10697
MSRP $399.00Surplus $142.60 -
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Square D AIB230 Miniature Circuit Breakers (MCBs)
MSRP $80.94Surplus $29.14Square D AIB230 Miniature Circuit Breakers (MCBs)​ ARCA SKU: C15-6403 Brand: Square D MPN: AIB230 UPC: Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping...- SKU:
- C15-6403
MSRP $80.94Surplus $29.14 -
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Square D AL1000MA Circuit Breaker Accessories
MSRP $76.95Surplus $51.59Square D AL1000MA Circuit Breaker Accessories​ ARCA SKU: C15-6684 Brand: Square D MPN: AL1000MA UPC: 78590184818 Shipping Weight: 0.95 lbs. Shipping Height: 4.00 In. Shipping...- SKU:
- C15-6684
MSRP $76.95Surplus $51.59 -
Square D AL100FA Circuit Breaker Accessories EA
MSRP $75.00Surplus $45.20SKU: C15-10617 Brand: Square D MPN: AL100FA UPC: 78590106074 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-10617
- TS PIK:
- 115542981
- Catalog:
- SchneiderElectric-SquareD_03392_11_8_11_16_CAT.pdf
- Data Sheet:
- SchneiderElectric-SquareD_12205_1_DATA.pdf
- Series:
- AL
- Short Description:
- 100 A, 12 AWG/14 to 1/0 AWG, 1-Conductor, Standard, Mechanical Lug Kit for FA/FH/FI Series Circuit Breaker
- Prop 65 Warning:
- Yes
- Used On:
- FA/FH/FI Series Circuit Breaker
- Country of Origin:
- United States
- Conductor Material:
- Aluminum/Copper
- Body Material:
- Aluminum
- Minimum Conductor Size:
- 12 AWG (Aluminum)/14 AWG (Copper)
- Number of Conductors:
- 1
- Quantity:
- 3
- Maximum Conductor Size:
- 1/0 AWG (Aluminum/Copper)
MSRP $75.00Surplus $45.20 -
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Square D AL1200P6KU Circuit Breaker Accessories EA
MSRP $786.00Surplus $455.85SKU: C15-6567 Brand: Square D MPN: AL1200P6KU UPC: Shipping Weight: 4.30 lbs. Shipping Height: 6.00 In. Shipping Length: 11.00 In. Shipping Width: 8.00 In. Product...- SKU:
- C15-6567
MSRP $786.00Surplus $455.85 -
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Square D AL150HD Circuit Breaker Accessories EA
MSRP $70.00Surplus $53.77SKU: C15-10618 Brand: Square D MPN: AL150HD UPC: 78590184106 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-10618
- TS PIK:
- 121233597
- Used On:
- HD/HG/HJ/HL Series Circuit Breaker
- Installation/Operator:
- SchneiderElectric-SquareD_00714_INST.pdf
- Prop 65 Warning:
- Yes
- Short Description:
- 150 A, 14 to 3/0 AWG, Aluminum/Copper, 1-Conductor, Mechanical Lug Kit for PowerPact HD/HG/HJ/HL Series Molded Case Circuit Breaker
- Data Sheet:
- SchneiderElectric-SquareD_12213_1_2_DATA.pdf
- Catalog:
- SchneiderElectric-SquareD_00097_31_33_35_37_47_CAT.pdf
- Country of Origin:
- United States
MSRP $70.00Surplus $53.77 -
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Square D AL175JD Circuit Breaker Accessories EA
MSRP $113.00Surplus $63.84Square D AL175JD Circuit Breaker Accessories EA​ ARCA SKU: L20-4945 Brand: Square D MPN: AL175JD UPC: 785901686569 Shipping Weight: 0.45 lbs. Shipping Height: 5.00 In. Shipping...- SKU:
- L20-4945
MSRP $113.00Surplus $63.84
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