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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Eaton KES3250LSI Molded Case Breakers (MCCBs) EA
MSRP $3,055.84Surplus $1,254.15SKU: A13-1156 Brand: Eaton MPN: KES3250LSI UPC: 786679271155 Shipping Weight: 2.75 lbs. Shipping Height: 4.00 In. Shipping Length: 6.00 In. Shipping Width: 4.00 In...- SKU:
- A13-1156
- Type:
- Electronic RMS 310 Digitrip LSI
- Approval:
- UL 489
- Approval:
- CSA C22.2
- Amps:
- 250 A
- Poles:
- 3
- Frame Type:
- K
- Adjustment:
- Independent Short Time Pickup and Delay
- Catalog:
- EatonCorp-CutlerHammer_00123_V4T2_254_V4T2_255_V4T2_301_V4T2_303_V4T2_304_CAT.pdf
- Installation/Operator:
- Eaton_00109_INST.pdf
- Number of Poles:
- 3
- Current Rating:
- 250 A
- Short Description:
- EATON MOLDED CASE CIRCUIT BREAKER ACCESSORY TRIP UNIT, KES 310+ ELECTRONIC, 250
MSRP $3,055.84Surplus $1,254.15 -
Eaton MA2L1LTK Circuit Breaker Accessories
MSRP $766.00Surplus $292.80SKU: C15-3213 Brand: Eaton MPN: MA2L1LTK UPC: 786679553886 Shipping Weight: 0.30 lbs. Shipping Height: 5.00 In. Shipping Length: 8.00 In. Shipping Width: 6.00 In...- SKU:
- C15-3213
- Short Description:
- EATON MOLDED CASE CIRCUIT BREAKER ACCESSORY AUXILIARY SWITCH, HMCP ALARM SWITCH
- Country of Origin:
- Dominican Republic
MSRP $766.00Surplus $292.80 -
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Eaton MTDUVR120V Undervoltage Releases (UVRs) Time-Delay 120V Universal
MSRP $1,100.00Surplus $212.84Eaton MTDUVR120V Undervoltage Releases (UVRs) Time-Delay 120V Universal​ ARCA SKU: A13-1105 Brand: Eaton MPN: MTDUVR120V UPC: Shipping Weight: 1.10 lbs. Shipping Height: 5.00 In...- SKU:
- A13-1105
MSRP $1,100.00Surplus $212.84 -
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Eaton NQB-L103 Molded Case Breakers (MCCBs) NQB 3P 100A 500V 60/400Hz 3Ph
MSRP $4,500.00Surplus $1,597.30SKU: C15-4627 Brand: Eaton MPN: NQB-L103 UPC: 69266012 Shipping Weight: 6.15 lbs. Shipping Height: 8.00 In. Shipping Length: 8.00 In. Shipping Width: 7.00 In...- SKU:
- C15-4627
- Frame Type:
- NQB
- Voltage Rating:
- 500 V
- Current Rating:
- 100 A
- Number of Poles:
- 3
- Short Description:
- Eaton Navy and Marine complete molded case circuit breaker, NQB-L103, Complete breaker, Non-interchangeable thermal-magnetic trip type, Non-automatic trip rating, Three-pole, 100A, 500 V, Naval, 60/400 Hz
MSRP $4,500.00Surplus $1,597.30 -
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Eaton PDG13M0025TFFJ Molded Case Breakers (MCCBs) PDG 3P 25A 480V 50/60Hz 3Ph 1 Frame
MSRP $577.00Surplus $315.77Eaton PDG13M0025TFFJ Molded Case Breakers (MCCBs) PDG 3P 25A 480V 50/60Hz 3Ph 1 Frame​ ARCA SKU: C15-2733 Brand: Eaton MPN: PDG13M0025TFFJ UPC: 786679255117 Shipping Weight: 2.75 Shipping...- SKU:
- C15-2733
- Series:
- Power Defense
- Volts:
- 480 V
- Amps:
- 25 A
- Poles:
- 3
- Frequency Rating:
- 50/60 Hz
- Frame:
- 1
- Short Description:
- EATON POWER DEFENSE MOLDED CASE CIRCUIT BREAKER, GLOBALLY RATED, FRAME 1, THREE
- Country of Origin:
- Dominican Republic
MSRP $577.00Surplus $315.77 -
Eaton PDG21M0020TFFL Molded Case Breakers (MCCBs)
MSRP $524.00Surplus $124.42SKU: C15-11483 Brand: Eaton MPN: PDG21M0020TFFL UPC: Shipping Weight: 1.70 lbs. Shipping Height: 2.00 In. Shipping Length: 7.00 In. Shipping Width: 5.00 In. Product...- SKU:
- C15-11483
- TS PIK:
- 127795027
- Country of Origin:
- Dominican Republic
MSRP $524.00Surplus $124.42 -
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Eaton PDG3XPXR30250E3R Molded Case Breakers (MCCBs) EA
MSRP $3,912.00Surplus $1,432.54SKU: C15-5224 Brand: Eaton MPN: PDG3XPXR30250E3R UPC: Shipping Weight: 2.35 lbs. Shipping Height: 5.00 In. Shipping Length: 6.00 In. Shipping Width: 3.00 In...- SKU:
- C15-5224
MSRP $3,912.00Surplus $1,432.54 -
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Eaton PDG3XPXR30400E2N Trip Units
MSRP $1,233.00Surplus $493.20SKU: A13-1584 Brand: Eaton MPN: PDG3XPXR30400E2N UPC: Shipping Weight: 2.25 lbs. Shipping Height: 4.00 In. Shipping Length: 6.00 In. Shipping Width: 3.00 In...- SKU:
- A13-1584
MSRP $1,233.00Surplus $493.20 -
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Eaton PKZM0-4 Circuit Breaker Accessories EA
MSRP $340.50Surplus $105.28Eaton PKZM0-4 Circuit Breaker Accessories EA​ ARCA SKU: C15-5142 Brand: Eaton MPN: PKZM0-4 UPC: 4015080727378 Shipping Weight: 0.70 Shipping Height: 4.00 In. Shipping Length: 4...- SKU:
- C15-5142
- Series:
- PKZM0
- Type:
- Manual
- Approval:
- UL 508
- Size:
- 1.8 Inch Length x 3 Inch Width x 3.7 Inch Height
- Volts:
- 220/230/240/380/400/415/440/500/660/690 VAC
- Volts:
- 250 VDC
- Amps:
- 32 A
- Poles:
- 3
- Terminal Type:
- Screw
- Maximum AC Voltage Rating:
- 690 Volt
- Trip Setting:
- 2.5 to 4 Amp
- Short Description:
- 690 VAC, 250 VDC, 4 A, 2.5 to 4 A Trip, 3-Pole, Pushbutton
- Data Sheet:
- Eaton_40926_1-10_DATA.pdf
MSRP $340.50Surplus $105.28 -
Eaton PLSM-C16-MW Din Rail Mounted Circuit Breakers EA
MSRP $437.00Surplus $17.73Eaton PLSM-C16-MW Din Rail Mounted Circuit Breakers EA​ ARCA SKU: C15-5183 Brand: Eaton MPN: PLSM-C16-MW UPC: Shipping Weight: 0.25 Shipping Height: 3.00 In. Shipping Length: 4...- SKU:
- C15-5183
- Series:
- PLSM
- Type:
- C-Trip
- Approval:
- UL 1077
- Volts:
- 230 VAC at 50/60 Hertz
- Amps:
- 32 A
- Poles:
- 1
- Mounting:
- DIN Rail
- Interrupting Rating:
- 10 kA
- Short Description:
- 230/400 VAC 50/60 Hz, 16 A, 1-Pole, 10 kA, IP20, Din Rail Mount, C-Trip
- Catalog:
- Eaton_46615_114_CAT.pdf
- Data Sheet:
- Eaton_54743_1_2_DATA.pdf
- Installation/Operator:
- Eaton_00479_INST.pdf
- Voltage Rating:
- 230 VAC
- Number of Poles:
- 1
- Current Rating:
- 16 A
- Curve Type:
- C
- Country of Origin:
- Mexico
MSRP $437.00Surplus $17.73 -
Eaton QBHW1020 Miniature Circuit Breakers (MCBs) QB 1P 20A 240V 50/60Hz 1Ph EA
MSRP $507.68Surplus $94.12SKU: C15-2708 Brand: Eaton MPN: QBHW1020 UPC: 786679852804 Shipping Weight: 0.60 lbs. Shipping Height: 3.00 In. Shipping Length: 4.00 In. Shipping Width: 3.00 In. ...- SKU:
- C15-2708
- Series:
- QBHW
- Type:
- Thermal Magnetic
- Approval:
- UL 489
- Approval:
- CSA
- Volts:
- 120/240 VAC
- Amps:
- 32 A
- Poles:
- 1
- Mounting:
- Bolt-On
- Interrupting Rating:
- 22000 A at 120/240 VAC
- Interrupting Rating:
- 5000 Ampere at 24 to 48 VDC
- Interrupting Rating:
- 3800 Ampere at 62.5 VDC
- Terminal Type:
- Extended Tang Line Terminal
- Terminal Type:
- Box Lug Load Terminal
- Wire Size:
- 14 to 4 AWG Aluminum/Copper (Load)
- Short Description:
- 120/240 VAC, 20 A, 22 kA, 1-Pole, Extended Tang Line/Steel Box Lug Load Terminal, Bolt-On Mount, Shunt Trip, Thermal Magnetic, Miniature
- Catalog:
- Eaton_03771_V4T1_12_V4T1_45_CAT.pdf
- CAD Drawing:
- RockwellAutomation-AllenBradley_00259_1_CAD.pdf
- TS PIK:
- 107007543
- Current Rating:
- 20 A
- Voltage Rating:
- 120/240 VAC
- Number of Poles:
- 1
- Size:
- 3.9 Inch Length x 1.2 Inch Width x 4.7 Inch Height
- Country of Origin:
- Dominican Republic
MSRP $507.68Surplus $94.12 -
Eaton QBHW1040 Miniature Circuit Breakers (MCBs) QBHW 1P 40A 240V 50/60Hz 1Ph EA
MSRP $191.00Surplus $48.15Eaton QBHW1040 Miniature Circuit Breakers (MCBs) QBHW 1P 40A 240V 50/60Hz 1Ph EA​ ARCA SKU: C15-1526 Brand: Eaton MPN: QBHW1040 UPC: 786679392256 Shipping Weight: 0.35 Shipping Height: 4...- SKU:
- C15-1526
- Approval:
- UL 489
- Approval:
- CSA
- Amps:
- 40 A
- Interrupting Rating:
- 22000 A at 120/240 VAC
- Interrupting Rating:
- 5000 Amp at 24 to 48 Volt DC
- Mounting:
- Bolt-On
- Poles:
- 1
- Size:
- 1.2 Inch Width x 3.6 Inch Depth x 4.7 Inch Height
- Terminal Type:
- Steel Box Lug Standard Load
- Type:
- Thermal Magnetic
- Type:
- Non-Interchangeable Trip
- Type:
- Miniature
- Volts:
- 120/240 VAC
- Volts:
- 24/48/62.5 VDC
- Gauge:
- 14 to 4 AWG Copper/Aluminum (Standard Load)
- Voltage Rating:
- 120/240 VAC
- Current Rating:
- 40 A
- Catalog:
- Eaton_03771_V4T1_3-V4T1_46_CAT.pdf
- Wire Size:
- 14 to 4 AWG Copper/Aluminum (Standard Load)
- Number of Poles:
- 1
- Short Description:
- QUICkLAG INDUSTRIAL THERMAL-MAGNETIC CIRCUIT BREAkER, SINGLE-POLE, NON-INTERCHAN
- Series:
- QBHW
- Country of Origin:
- Dominican Republic
MSRP $191.00Surplus $48.15 -
Eaton QBHW3050H Miniature Circuit Breakers (MCBs) QBHW 3P 50A 240V 50/60Hz 3Ph EA
MSRP $689.77Surplus $190.83Eaton QBHW3050H Miniature Circuit Breakers (MCBs) QBHW 3P 50A 240V 50/60Hz 3Ph EA​ ARCA SKU: C15-3464 Brand: Eaton MPN: QBHW3050H UPC: 786679393451 Shipping Weight: 1.10 lbs. Shipping...- SKU:
- C15-3464
- Series:
- QBHW
- Type:
- Thermal Magnetic
- Approval:
- UL 489
- Approval:
- CSA
- Volts:
- 240 VAC
- Amps:
- 32 A
- Poles:
- 3
- Mounting:
- Bolt-On
- Interrupting Rating:
- 22000 A at 240 VAC
- Terminal Type:
- Extended Tang Line Terminal
- Terminal Type:
- Box Lug Load Terminal
- Wire Size:
- 14 to 4 AWG Aluminum/Copper (Load)
- Short Description:
- 240 VAC, 50 A, 22 kA, 3-Pole, Extended Tang Line/Steel Box Lug Load Terminal, Bolt-On Mount, Thermal Magnetic, Miniature
- Catalog:
- Eaton_03771_V4T1_12_CAT.pdf
- TS PIK:
- 21510611
- Current Rating:
- 50 A
- Number of Poles:
- 3
- Voltage Rating:
- 240 VAC
- Country of Origin:
- Dominican Republic
MSRP $689.77Surplus $190.83 -
Eaton QCBCLIP Circuit Breaker Accessories 120V 10BOX
MSRP $21.70Surplus $4.69Eaton QCBCLIP Circuit Breaker Accessories 120V 10BOX​ ARCA SKU: C15-2561 Brand: Eaton MPN: QCBCLIP UPC: 786679825020 Shipping Weight: 0.10 lbs. Shipping Height: 1.00 In. Shipping...- SKU:
- C15-2561
- Type:
- Base Mounting ClA
- Used On:
- Quicklag Type C Miniature Circuit Breakers and Supplementary Protector
- Short Description:
- Base Mounting Clamp
- Catalog:
- Eaton_03771_V4T1_43_CAT.pdf
- TS PIK:
- 21516510
- Country of Origin:
- United States
MSRP $21.70Surplus $4.69 -
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Eaton QCF1015 Miniature Circuit Breakers (MCBs) QCF 1P 15A 240V 50/60Hz 1Ph
MSRP $62.50Surplus $35.64Eaton QCF1015 Miniature Circuit Breakers (MCBs) QCF 1P 15A 240V 50/60Hz 1Ph​ ARCA SKU: C15-1740 Brand: Eaton MPN: QCF1015 UPC: 786679143025 Shipping Weight: 0.30 Shipping Height: 1.00 In...- SKU:
- C15-1740
- Type:
- With Angle Opening
- Approval:
- UL
- Approval:
- CSA
- Size:
- 4.6 Inch Length x 3 Inch Width x 1.2 Inch Height
- Volts:
- 120/240 VAC
- Amps:
- 32 A
- Poles:
- 1
- Mounting:
- Front
- Interrupting Rating:
- 10 kA
- Terminal Type:
- Ring/Spade Lug
- Short Description:
- 120/240 VAC, 15 A, 1-Pole, 10 kA, Ring/Spade Lug Terminal, Front Mount, Cable-In/Cable-Out, Thermal Magnetic
- Catalog:
- Eaton_03771_V4T1_25_CAT.pdf
- Current Rating:
- 15 A
- Voltage Rating:
- 120/240 VAC
- Number of Poles:
- 1
- Country of Origin:
- Dominican Republic
MSRP $62.50Surplus $35.64 -
Eaton QCF1030T Din Rail Mounted Circuit Breakers
MSRP $145.92Surplus $33.17SKU: C15-11518 Brand: Eaton MPN: QCF1030T UPC: 78211415463 Shipping Weight: 0.25 lbs. Shipping Height: 2.00 In. Shipping Length: 5.00 In. Shipping Width: 4.00 In...- SKU:
- C15-11518
- TS PIK:
- 115284909
MSRP $145.92Surplus $33.17 -
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Eaton QLHT3POLE Circuit Breaker Accessories 3P
MSRP $22.00Surplus $13.91Eaton QLHT3POLE Circuit Breaker Accessories 3P​ ARCA SKU: C15-2784 Brand: Eaton MPN: QLHT3POLE UPC: 786679653302 Shipping Weight: 0.05 Shipping Height: 5.00 In. Shipping...- SKU:
- C15-2784
- Poles:
- 3
- Type:
- Quicklag Handle Tie
- Specification/Technical:
- Eaton_09985_1_SPEC.pdf
- Short Description:
- EATON BREAKER, QUICKLAG HANDLE TIE,THREE-POLE
MSRP $22.00Surplus $13.91 -
Eaton SF320SH5X5H Circuit Breaker Accessories
MSRP $46.00Surplus $30.58Eaton SF320SH5X5H Circuit Breaker Accessories​ ARCA SKU: C15-4006 Brand: Eaton MPN: SF320SH5X5H UPC: 786685411668 Shipping Weight: 0.25 lbs. Shipping Height: 1.00 In. Shipping...- SKU:
- C15-4006
- Type:
- Rotary Disconnect Switch
- Length:
- 320 Millimeter
- Width:
- 5 Millimeter
- Height:
- 5 Millimeter
- Accessory Type:
- Switch Shaft
- Breaker Type:
- H Frame
- Handle Type:
- Selector
- Switch Current Rating:
- 30 Amp
- Short Description:
- 320 MM x 5 MM x 5 MM, Selector Handle
- Catalog:
- Eaton_36621_V5T8_28_V5T8_34_CAT.pdf
- TS PIK:
- 123881833
- Country of Origin:
- France
MSRP $46.00Surplus $30.58 -
Eaton Z-SV/UL-16/3P-3TE/6 Circuit Breaker Accessories EA
MSRP $120.00Surplus $31.10Eaton Z-SV/UL-16/3P-3TE/6 Circuit Breaker Accessories EA​ ARCA SKU: C15-9382 Brand: Eaton MPN: Z-SV/UL-16/3P-3TE/6 UPC: 4015081047086 Shipping Weight: 0.15 lbs. Shipping Height: 1.00...- SKU:
- C15-9382
- TS PIK:
- 124501663
- Catalog:
- Eaton_03771_V4T1_62_CAT.pdf
- Type:
- 80 A Busbar
- Data Sheet:
- Eaton_57031_1_DATA.pdf
- Used On:
- Miniature Circuit Breaker
- Short Description:
- 105 MM L, 16 Sq MM Cross Section, 690 V, 80 A, 3-Phase, 3-Pole, 6-Terminal, Pin Connection, Insulated, Busbar for FAZ-NA/FAZ-NA-L DIN Rail Miniature Circuit Breaker
- Country of Origin:
- Germany
- Accessory Type:
- Bussbar
MSRP $120.00Surplus $31.10 -
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GE THHQB32070 Miniature Circuit Breakers (MCBs) THH 3P 70A 50/60Hz 3Ph EA
MSRP $736.13Surplus $154.50SKU: C15-5902 Brand: GE MPN: THHQB32070 UPC: 78316411864 Shipping Weight: 1.10 lbs. Shipping Height: 4.00 In. Shipping Length: 3.00 In. Shipping Width: 3.00 In...- SKU:
- C15-5902
- Current Rating:
- 70 A
- Voltage Rating:
- 120/240 VAC
- Number of Poles:
- 3
- Catalog:
- ABBElectrificationProducts-ABBGEIndustrialSolutions_00542_6_4_6_5_6_8_6_38_CAT.pdf
- CAD Drawings:
- ABBElectrificationProducts-ABBGEIndustrialSolutions_01786_1_CAD.pdf
- Interrupting Rating:
- 22 kA at 120/240 VAC
- Type:
- Thermal Magnetic, Compact
- Terminal Type:
- Bolt-On
- Short Description:
- 120/240 VAC, 70 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
- Mounting:
- Bolt-On
MSRP $736.13Surplus $154.50
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.
