
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
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Eaton HMSPK Circuit Breaker Accessories
MSRP $134.77Surplus $58.70Eaton HMSPK Circuit Breaker Accessories​ ARCA SKU: C15-2138 Brand: Eaton MPN: HMSPK UPC: 786685948652 Shipping Weight: 0.35 Shipping Height: 4.50 In. Shipping Length: 4.50 In...- SKU:
- C15-2138
MSRP $134.77Surplus $58.70 -
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Eaton HMVD5B Circuit Breaker Accessories
MSRP $980.14Surplus $157.75Eaton HMVD5B Circuit Breaker Accessories​ ARCA SKU: C15-2229 Brand: Eaton MPN: HMVD5B UPC: 782116072521 Shipping Weight: 7.85 lbs. Shipping Height: 7.00 In. Shipping...- SKU:
- C15-2229
- Frame:
- N
- Short Description:
- VARI-DEPTH HANDLE MECH FOR SERIES C_ N-FRAME BREAKER
- TS PIK:
- 121937625
MSRP $980.14Surplus $157.75 -
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Eaton HND312T106WS10 Molded Case Breakers (MCCBs) HND 3P 1200A 600V 50/60Hz 3Ph M Frame
MSRP $57,710.35Surplus $12,304.50SKU: C15-2285 Brand: Eaton MPN: HND312T106WS10 UPC: Shipping Weight: 54.30 lbs. Shipping Height: 11.00 In. Shipping Length: 19.00 In. Shipping Width: 15.00 In...- SKU:
- C15-2285
- Frame Type:
- NG
- Voltage Rating:
- 600 V
- Current Rating:
- 1200 A
- Number of Poles:
- 3
- Interrupting Rating:
- 100 kA at 240 VAC, 65 kA at 480 VAC
- Short Description:
- Eaton Series C electronic molded case circuit breaker, NG-frame, HND, Complete breaker, OPTIM 1050, Electronic LSIA trip type, Three-pole, 1200A, 600 Vac, 100 kA at 240 Vac, 65 kA at 480 Vac, Without terminals, 50/60 Hz
MSRP $57,710.35Surplus $12,304.50 -
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Eaton HND312T107W Molded Case Breakers (MCCBs)
MSRP $56,718.93Surplus $17,773.90SKU: C15-11230 Brand: Eaton MPN: HND312T107W UPC: 78667906026 Shipping Weight: 50.20 lbs. Shipping Height: 12.00 In. Shipping Length: 20.00 In. Shipping Width: 15.00...- SKU:
- C15-11230
- TS PIK:
- 115285929
MSRP $56,718.93Surplus $17,773.90 -
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Eaton HND312T32W Molded Case Breakers (MCCBs)
MSRP $25,442.70Surplus $7,556.97SKU: U00-8209 Brand: Eaton MPN: HND312T32W UPC: 78667925274 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- U00-8209
- Short Description:
- EATON SERIES C ELECTRONIC MOLDED CASE CIRCUIT BREAKER, NG-FRAME, HND, DIGITRIP 310 RMS, ELECTRONIC LSI TRIP, THREE-POLE, 1200A, 600 VAC, 100 kAIC AT 240 VAC, 65 kAIC AT 480 VAC, WITHOUT TERMINALS, 50/60 HZ, 80% RATED
MSRP $25,442.70Surplus $7,556.97 -
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Eaton HND312T35W Molded Case Breakers (MCCBs) HND 3P 1200A 600V 50/60Hz 3Ph N Frame
MSRP $91,343.23Surplus $24,985.30SKU: C15-4079 Brand: Eaton MPN: HND312T35W UPC: 786679252765 Shipping Weight: 52.20 lbs. Shipping Height: 11.00 In. Shipping Length: 22.20 In. Shipping Width: 12.00...- SKU:
- C15-4079
- Frame Type:
- HND
- Voltage Rating:
- 600 VAC
- Current Rating:
- 32 A
- Number of Poles:
- 3
- Interrupting Rating:
- 65 kA at 480 VAC,35 kA at 600 VAC
- Type:
- Molded Case
- Maximum AC Voltage Rating:
- 600
- Terminal Type:
- Not Included
- Size:
- 8.25 Inch W x 5.5 Inch D x 16 Inch H
- Short Description:
- 600 VAC 50/60 Hz, 1200 A, 65/35 kA, 3-Pole, HND Frame, Electronic, Molded Case
- Catalog:
- Eaton_27487_V4T2_254_V4T2_255_V4T2_360_V4T2_361_CAT.pdf
- Installation/Operator:
- Eaton_00122_INST.pdf
- Specification/Technical:
- Eaton_07913_1_2_SPEC.pdf
- Series:
- C
- Approval:
- UL 489, CSA C22.2
MSRP $91,343.23Surplus $24,985.30 -
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Eaton HND312T36W Molded Case Breakers (MCCBs)
MSRP $187,298.54Surplus $50,570.61SKU: C15-16628 Brand: Eaton MPN: HND312T36W UPC: 78667925278 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-16628
- Voltage Rating:
- 600 VAC
- Frame Type:
- HND
- Series:
- C
- Catalog:
- Eaton_46579_V4T2_254_V4T2_255_V4T2_360-V4T2_374_CAT.pdf
- Current Rating:
- 1200 A
- Short Description:
- 600 VAC 50/60 Hz, 1200 A, 100 kA, 3-Pole, HND Frame, DigiTrip OPTIM 310 LSIG Electronic Trip, Non-Interchangeable Trip, Molded Case Circuit Breaker
- Type:
- Electronic
- Terminal Type:
- Not Included
- Installation/Operator:
- Eaton_00081_INST.pdf
- Interrupting Rating:
- 100 kA at 240 VAC, 65 kA at 480 VAC, 35 kA at 600 VAC (UL 489)
- Approval:
- UL 489
- Number of Poles:
- 3
- Size:
- 8.25 Inch Width x 5.5 Inch Depth x 16 Inch Height
- Maximum AC Voltage Rating (V):
- 600
MSRP $187,298.54Surplus $50,570.61 -
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Eaton HND312T52WPN Molded Case Breakers (MCCBs) HND 3P 1200A 600V 50/60Hz 3Ph N Frame
MSRP $46,794.69Surplus $12,640.30SKU: C15-2226 Brand: Eaton MPN: HND312T52WPN UPC: 782113530284 Shipping Weight: 46.00 lbs. Shipping Height: 10.50 In. Shipping Length: 18.50 In. Shipping Width: 11.50...- SKU:
- C15-2226
- Frame Type:
- NG
- Voltage Rating:
- 600 V
- Current Rating:
- 1200 A
- Number of Poles:
- 3
- Interrupting Rating:
- 65 kA at 480 Vac 100 kA at 240 Vac
- Short Description:
- HND 3P 1200A OPTIM 550 LSI ICK550 PNK
MSRP $46,794.69Surplus $12,640.30 -
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Eaton HND3800T32W Molded Case Breakers (MCCBs) HND 3P 800A 600V 50/60Hz 3Ph N Frame
MSRP $54,254.61Surplus $16,771.22SKU: C15-2283 Brand: Eaton MPN: HND3800T32W UPC: 786679264027 Shipping Weight: 48.20 lbs. Shipping Height: 10.80 In. Shipping Length: 18.50 In. Shipping Width: 11.70...- SKU:
- C15-2283
- Series:
- C
- Approval:
- UL
- Approval:
- CSA
- Size:
- 8.25 Inch Width x 5.5 Inch Depth x 16 Inch Height
- Volts:
- 600 VAC at 50/60 Hertz
- Amps:
- 32 A
- Poles:
- 3
- Interrupting Rating:
- 100 kA at 240 VAC
- Interrupting Rating:
- 65 kA at 480 Volt AC
- Interrupting Rating:
- 35 kA at 600 Volt AC (UL 489)
- Terminal Type:
- Not Included
- Frame Type:
- HND
- Maximum AC Voltage Rating (V):
- 600
- Short Description:
- 600 VAC 50/60 Hz, 800 A, 100 kA, 3-Pole, HND Frame, DigiTrip OPTIM 310 LSI Electronic Trip, Non-Interchangeable Trip
- Catalog:
- Eaton_46579_V4T2_254_V4T2_255_V4T2_360-V4T2_374_CAT.pdf
- Installation/Operator:
- Eaton_00081_INST.pdf
- Voltage Rating:
- 600 VAC
- Current Rating:
- 800 A
- Number of Poles:
- 3
MSRP $54,254.61Surplus $16,771.22 -
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Eaton HND3800T33W Molded Case Breakers (MCCBs) HND 3P 800A 600V 50/60Hz 3Ph N Frame
MSRP $53,444.64Surplus $17,743.18SKU: C15-3628 Brand: Eaton MPN: HND3800T33W UPC: 786679264003 Shipping Weight: 46.25 lbs. Shipping Height: 11.00 In. Shipping Length: 19.00 In. Shipping Width: 12.00...- SKU:
- C15-3628
- Frame Type:
- HND
- Voltage Rating:
- 600 VAC
- Current Rating:
- 32 A
- Number of Poles:
- 3
- Interrupting Rating:
- 65 kA at 480 VAC,35 kA at 600 VAC
- Type:
- Molded Case
- Maximum AC Voltage Rating:
- 600
- Terminal Type:
- Not Included
- Size:
- 8.25 Inch W x 5.5 Inch D x 16 Inch H
- Short Description:
- 600 VAC 50/60 Hz, 800 A, 65/35 kA, 3-Pole, HND Frame, Electronic, Molded Case
- Catalog:
- Eaton_27487_V4T2_254_V4T2_255_V4T2_360_V4T2_361_CAT.pdf
- Installation/Operator:
- Eaton_00122_INST.pdf
- Specification/Technical:
- Eaton_07920_1_2_SPEC.pdf
- Series:
- C
- Approval:
- UL 489, CSA C22.2
MSRP $53,444.64Surplus $17,743.18 -
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Eaton HND3800T35W Molded Case Breakers (MCCBs)
MSRP $91,185.32Surplus $24,620.04SKU: C15-16629 Brand: Eaton MPN: HND3800T35W UPC: 78667926404 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-16629
- Short Description:
- EATON SERIES C ELECTRONIC MOLDED CASE CIRCUIT BREAKER, NG-FRAME, HND, DIGITRIP 310 RMS, ELECTRONIC LSG TRIP, THREE-POLE, 800A, 600 VAC, 100 kAIC AT 240 VAC, 65 kAIC AT 480 VAC, WITHOUT TERMINALS, 50/60 HZ, 80% RATED
MSRP $91,185.32Surplus $24,620.04 -
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Eaton HND3800T36W Molded Case Breakers (MCCBs) HND 3P 800A 600V 50/60Hz 3Ph N Frame
MSRP $77,988.88Surplus $21,726.35SKU: C15-2335 Brand: Eaton MPN: HND3800T36W UPC: 786679264065 Shipping Weight: 50.85 lbs. Shipping Height: 11.00 In. Shipping Length: 22.00 In. Shipping Width: 12.00...- SKU:
- C15-2335
- Series:
- C
- Volts:
- 600 V
- Amps:
- 800 A
- Poles:
- 3
- Frequency Rating:
- 50/60 Hz
- Frame:
- N
- Short Description:
- EATON SERIES C ELECTRONIC MOLDED CASE CIRCUIT BREAKER, NG-FRAME, HND, DIGITRIP 3
MSRP $77,988.88Surplus $21,726.35 -
Eaton HNW3800T33W Molded Case Breakers (MCCBs) HNW 3P 800A 690V 50/60Hz 3Ph N Frame
MSRP $53,595.74Surplus $16,781.34SKU: C15-2461 Brand: Eaton MPN: HNW3800T33W UPC: 786679267660 Shipping Weight: 46.00 lbs. Shipping Height: 6.00 In. Shipping Length: 17.00 In. Shipping Width: 9.00 In...- SKU:
- C15-2461
- Series:
- C
- Volts:
- 690 V
- Amps:
- 800 A
- Poles:
- 3
- Frequency Rating:
- 50/60 Hz
- Frame:
- N
- Short Description:
- EATON SERIES C ELECTRONIC MOLDED CASE CIRCUIT BREAKER, N-FRAME, HNW, COMPLETE BR
- Country of Origin:
- United States
MSRP $53,595.74Surplus $16,781.34 -
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Eaton HQP1010 Miniature Circuit Breakers (MCBs)
MSRP $40.98Surplus $9.96SKU: C15-19909 Brand: Eaton MPN: HQP1010 UPC: 78667921600 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-19909
- Short Description:
- EATON QUICKLAG INDUSTRIAL THERMAL-MAGNETIC CIRCUIT BREAKER, SINGLE-POLE, 10A, 10
MSRP $40.98Surplus $9.96 -
Eaton HQP1015 Miniature Circuit Breakers (MCBs) 1P 15A 120V NULL EA
MSRP $104.22Surplus $14.82Eaton HQP1015 Miniature Circuit Breakers (MCBs) 1P 15A 120V NULL EA​ ARCA SKU: C15-5580 Brand: Eaton MPN: HQP1015 UPC: 78667934315 Shipping Weight: 0.25 lbs. Shipping Height: 1.00 In...- SKU:
- C15-5580
- TS PIK:
- 21509577
- Voltage Rating:
- 120/240 VAC
- Terminal Type:
- Plug-On
- Series:
- HQP
- Short Description:
- 120/240 VAC, 15 A, 10 kA, 1-Pole, Female Clip Terminal, Plug-On Mount, Thermal Magnetic, Miniature, Circuit Breaker
- Type:
- Thermal Magnetic
- Number of Poles:
- 1
- Current Rating:
- 15 A
- Catalog:
- Eaton_03771_V4T1_5_V4T1_6_CAT.pdf
- Wire Size:
- 14 to 4 AWG Aluminum/Copper (Load)
- Interrupting Rating:
- 10000 A at 120/240 VAC, 5000 A at 24 to 48 VDC, 3800 A at 62.5 VDC
- Mounting:
- Plug-On
- Country of Origin:
- Dominican Republic
- Approval:
- UL 489, CSA
MSRP $104.22Surplus $14.82 -
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Eaton HQP1025 Miniature Circuit Breakers (MCBs)
MSRP $91.21Surplus $24.63SKU: C15-19908 Brand: Eaton MPN: HQP1025 UPC: 78667934325 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-19908
- Number of Poles:
- 1
- Mounting:
- Plug-On Female Clip Line
- Voltage Rating:
- 120/240 VAC 60 Hertz, 24/48/62.5 VDC
- Interrupting Rating:
- 10000 A at 120/240 VAC, 5000 A at 24 to 48 VDC
- Type:
- Thermal Magnetic, Miniature
- Terminal Type:
- Steel Box Lug Standard Load
- Approval:
- UL 489, CSA
- Catalog:
- Eaton_03771_V4T1_2_V4T1_5_V4T1_6_V4T1_46_CAT.pdf
- Current Rating:
- 25 A
- Wire Size:
- 14 to 4 AWG Copper/Aluminum (Standard Load)
- Short Description:
- TYPE HQP BREAKER 1P 25A 120/240VAC MAX 10kAIC
MSRP $91.21Surplus $24.63 -
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Eaton HQP1030 Miniature Circuit Breakers (MCBs)
MSRP $78.41Surplus $21.17SKU: C15-19907 Brand: Eaton MPN: HQP1030 UPC: 78667934330 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-19907
- Wire Size:
- 14 to 4 AWG Copper/Aluminum (Standard Load)
- Mounting:
- Plug-On Female Clip Line
- Type:
- Thermal Magnetic, Miniature
- Number of Poles:
- 1
- Interrupting Rating:
- 10000 A at 120/240 VAC, 5000 A at 24 to 48 VDC
- Approval:
- UL 489, CSA
- Catalog:
- Eaton_03771_V4T1_2_V4T1_5_V4T1_6_V4T1_46_CAT.pdf
- Terminal Type:
- Steel Box Lug Standard Load
- Short Description:
- HQP BRK 1P 30A 120/240V 10kAIC PLUG IN
- Current Rating:
- 30 A
- Voltage Rating:
- 120/240 VAC 60 Hertz, 24/48/62.5 VDC
MSRP $78.41Surplus $21.17 -
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Eaton HQP1035 Miniature Circuit Breakers (MCBs)
MSRP $61.26Surplus $16.54SKU: C15-19906 Brand: Eaton MPN: HQP1035 UPC: Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In. Product...- SKU:
- C15-19906
MSRP $61.26Surplus $16.54 -
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Eaton HQP1040 Miniature Circuit Breakers (MCBs)
MSRP $93.93Surplus $25.36SKU: C15-19905 Brand: Eaton MPN: HQP1040 UPC: 78667991082 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-19905
- Type:
- Thermal Magnetic, Non-Interchangeable Trip, Miniature
- Number of Poles:
- 1
- Short Description:
- EATON QUICKLAG INDUSTRIAL THERMAL-MAGNETIC CIRCUIT BREAKER, SINGLE-POLE, 40A, 10 kAIC, 120/240V, NON-INTERCHANGEABLE,
- Size:
- 1.2 Inch Width x 3.6 Inch Depth x 4.8 Inch Height
- Approval:
- UL 489, CSA
- Mounting:
- Plug-On Female Clip Line
- Terminal Type:
- Steel Box Lug Standard Load
- Wire Size:
- 14 to 4 AWG Copper/Aluminum (Standard Load)
- Current Rating:
- 40 A
- Voltage Rating:
- 120/240 VAC 60 Hertz, 24/48/62.5 VDC
- Catalog:
- Eaton_03771_V4T1_2_V4T1_5_V4T1_6_V4T1_46_CAT.pdf
- Interrupting Rating:
- 10000 A at 120/240 VAC, 5000 A at 24 to 48 VDC
MSRP $93.93Surplus $25.36 -
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Eaton HQP1045 Miniature Circuit Breakers (MCBs)
MSRP $73.51Surplus $19.85SKU: C15-19904 Brand: Eaton MPN: HQP1045 UPC: Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In. Product...- SKU:
- C15-19904
MSRP $73.51Surplus $19.85
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