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 MUVRJ Circuit Breaker Accessories
MSRP $1,909.00Surplus $534.59SKU: C15-11601 Brand: Eaton MPN: MUVRJ UPC: 78211447351 Shipping Weight: 1.20 lbs. Shipping Height: 4.00 In. Shipping Length: 8.00 In. Shipping Width: 6.00 In...- SKU:
- C15-11601
- TS PIK:
- 121861069
MSRP $1,909.00Surplus $534.59 -
Eaton MVADP16 Circuit Breaker Accessories
MSRP $1,106.00Surplus $234.65SKU: C15-9356 Brand: Eaton MPN: MVADP16 UPC: Shipping Weight: 7.45 lbs. Shipping Height: 6.00 In. Shipping Length: 11.00 In. Shipping Width: 7.00 In. Product...- SKU:
- C15-9356
- TS PIK:
- 120135627
- Country of Origin:
- United States
- Short Description:
- EATON MAGNUM ADAPTER KIT, THREE-POLE, STANDARD FRAME, UP TO 65 kAIC, UP TO 1600A
MSRP $1,106.00Surplus $234.65 -
Eaton MVADPF32 Circuit Breaker Accessories
MSRP $3,116.75Surplus $852.58SKU: C15-9601 Brand: Eaton MPN: MVADPF32 UPC: 78211486896 Shipping Weight: 29.10 lbs. Shipping Height: 8.00 In. Shipping Length: 14.00 In. Shipping Width: 9.00 In...- SKU:
- C15-9601
- TS PIK:
- 121861124
- Short Description:
- EATON MAGNUM ADAPTER KIT, THREE-POLE, STANDARD FRAME, UNIVERSAL INTERRUPT, UP TO
- Country of Origin:
- United States
MSRP $3,116.75Surplus $852.58 -
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Eaton MWI86N3PNANNNNNZANNENALAX Molded Case Breakers (MCCBs) MW 6P 3500A 600V 600Hz 3Ph M Frame
MSRP $35,000.00Surplus $12,600.00SKU: C15-4270 Brand: Eaton MPN: MWI86N3PNANNNNNZANNENALAX UPC: Shipping Weight: 239.00 lbs. Shipping Height: 22.00 In. Shipping Length: 39.00 In. Shipping Width: 21...- SKU:
- C15-4270
- Frame Type:
- M
- Voltage Rating:
- 600 V
- Current Rating:
- 3500 A
- Number of Poles:
- 6
- Type:
- MW
- Short Description:
- MW 6P 3500A 600V 600Hz 3Ph M Frame
MSRP $35,000.00Surplus $12,600.00 -
Eaton N1-125 Molded Case Breakers (MCCBs) 3P 125A 690V 50/60Hz 3Ph
MSRP $600.00Surplus $119.41Eaton N1-125 Molded Case Breakers (MCCBs) 3P 125A 690V 50/60Hz 3Ph​ ARCA SKU: C15-4658 Brand: Eaton MPN: N1-125 UPC: Shipping Weight: 1.80 Shipping Height: 4.00 In. Shipping...- SKU:
- C15-4658
- Voltage Rating:
- 690 V
- Current Rating:
- 125 A
- Number of Poles:
- 3
- Short Description:
- Eaton Moeller series NZM - Molded Case Circuit Breaker. Switch-disconnector 3p 125A BG1
- Series:
- NZM
- Country of Origin:
- Dominican Republic
MSRP $600.00Surplus $119.41 -
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Eaton NAB GHB2030 Molded Case Breakers (MCCBs)
MSRP $220.00Surplus $111.32Eaton NAB GHB2030 Molded Case Breakers (MCCBs)​ ARCA SKU: C15-8950 Brand: Eaton MPN: NAB GHB2030 UPC: Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping...- SKU:
- C15-8950
MSRP $220.00Surplus $111.32 -
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Eaton NABGETHQL1120AF Molded Case Breakers (MCCBs)
MSRP $220.00Surplus $79.20Eaton NABGETHQL1120AF Molded Case Breakers (MCCBs)​ ARCA SKU: C15-8951 Brand: Eaton MPN: NABGETHQL1120AF UPC: Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping...- SKU:
- C15-8951
MSRP $220.00Surplus $79.20 -
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Eaton NB800T Rating Plug 800A NF Frame
MSRP $397.00Surplus $65.07Eaton NB800T Rating Plug 800A NF Frame​ ARCA SKU: A13-1167 Brand: Eaton MPN: NB800T UPC: 786685347363 Shipping Weight: 0.35 lbs. Shipping Height: 4.00 In. Shipping Length: 8...- SKU:
- A13-1167
- Short Description:
- EATON SERIES NRX SENSOR AND RATING PLUG KIT RATING PLUG ONLY 800A DIGITRIP UP TO
- Amps:
- 800 A
- Type:
- CIRCUIT BREAKER RATING PLUG
- Frame Type:
- NF
MSRP $397.00Surplus $65.07 -
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Eaton NBDC31000MW Molded Case Breakers (MCCBs) NBDC 3P 1000A 600V 50/60Hz 3Ph N Frame
MSRP $40,865.00Surplus $10,486.57SKU: C15-2879 Brand: Eaton MPN: NBDC31000MW UPC: 786679558003 Shipping Weight: 35.25 lbs. Shipping Height: 7.00 In. Shipping Length: 16.00 In. Shipping Width: 9.00 In...- SKU:
- C15-2879
MSRP $40,865.00Surplus $10,486.57 -
Eaton NBDC31200MW Molded Case Breakers (MCCBs)
MSRP $7,200.00Surplus $4,339.37SKU: C15-11784 Brand: Eaton MPN: NBDC31200MW UPC: 786679558027 Shipping Weight: 50.00 lbs. Shipping Height: 3.00 In. Shipping Length: 12.00 In. Shipping Width: 12.00...- SKU:
- C15-11784
MSRP $7,200.00Surplus $4,339.37 -
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Eaton ND312T107W Molded Case Breakers (MCCBs) EA
MSRP $38,512.26Surplus $13,718.55SKU: C15-9273 Brand: Eaton MPN: ND312T107W UPC: Shipping Weight: 46.60 lbs. Shipping Height: 8.00 In. Shipping Length: 17.00 In. Shipping Width: 9.00 In. Product...- SKU:
- C15-9273
MSRP $38,512.26Surplus $13,718.55 -
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Eaton ND312T32W Molded Case Breakers (MCCBs)
MSRP $27,108.00Surplus $7,319.16SKU: C15-16934 Brand: Eaton MPN: ND312T32W UPC: 78667925266 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-16934
- Short Description:
- EATON SERIES C ELECTRONIC MOLDED CASE CIRCUIT BREAKER, NG-FRAME, ND, DIGITRIP 310 RMS, ELECTRONIC LSI TRIP, THREE-POLE, 1200A, 600 VAC, 85 kAIC AT 240 VAC, 50 kAIC AT 480 VAC, WITHOUT TERMINALS, 50/60 HZ, 80% RATED
- Current Rating:
- 1200 A
- Number of Poles:
- 3
- Voltage Rating:
- 600 VAC 50/60 Hertz
- Terminal Type:
- Aluminum Standard Pressure Line and Load
- Maximum AC Voltage Rating:
- 600 V
- Interrupting Rating:
- 65 kA at 240 VAC, 50 kA at 480 VAC, 25 kA at 600 VAC (UL), 85 kA at 240 VAC, 50 kA at 415 VAC, 20 kA at 690 VAC (IEC)
- Approval:
- UL 489, CSA C22.2
- Type:
- Electronic RMS 310 Digitrip LSI, Molded Case
- Catalog:
- Eaton_14665_V4T2_220_V4T2_221_V4T2_326-V4T2_340_CAT.pdf
- Frame Type:
- ND
- Installation/Operator:
- Eaton_00122_INST.pdf
- Size:
- 8.25 Inch Width x 5.5 Inch Depth x 16 Inch Height
MSRP $27,108.00Surplus $7,319.16 -
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Eaton ND312T35W Molded Case Breakers (MCCBs)
MSRP $33,512.00Surplus $9,048.24SKU: C15-16935 Brand: Eaton MPN: ND312T35W UPC: 78667925268 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-16935
- Number of Poles:
- 3
- Short Description:
- 600 VAC 50/60 Hz, 1200 A, 50 kA, 3-Pole, ND Frame, DigiTrip OPTIM 310 LSIG Electronic Trip, Non-Interchangeable Trip, Molded Case Circuit Breaker
- Current Rating:
- 1200 A
- Interrupting Rating:
- 65 kA at 240 VAC 50/60 Hertz, 50 kA at 480 VAC 50/60 Hertz, 25 kA at 600 VAC 50/60 Hertz (UL 489), 85 kA at 240 VAC 50/60 Hertz, 50 kA at 415 VAC 50/60 Hertz, 20/10 kA at 690 VAC (IEC)
- Frame Type:
- ND
- Installation/Operator:
- Eaton_00081_INST.pdf
- Size:
- 8.25 Inch Width x 5.5 Inch Depth x 16 Inch Height
- Voltage Rating:
- 600 V
- Series:
- ND
- Type:
- Molded Case
- Catalog:
- Eaton_46579_V4T2_254_V4T2_255_V4T2_360-V4T2_374_CAT.pdf
MSRP $33,512.00Surplus $9,048.24 -
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Eaton ND312T36W Molded Case Breakers (MCCBs)
MSRP $44,614.19Surplus $12,045.83SKU: C15-16936 Brand: Eaton MPN: ND312T36W UPC: 78667925270 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-16936
- Short Description:
- 600 VAC 50/60 Hz, 1200 A, 25 kA, 3-Pole, ND-Frame, Molded Case Circuit Breaker
- Number of Poles:
- 3
- Current Rating:
- 1200 A
- Interrupting Rating:
- 65 kA at 240 VAC, 50 kA at 480 VAC, 25 kA at 600 VAC (UL 489)
- Frame Type:
- ND
- Size:
- 8.25 Inch Width x 5.5 Inch Depth x 16 Inch Height
- Series:
- C
- Terminal Type:
- Not Included
- Approval:
- UL, CSA
- Catalog:
- Eaton_14666_V4T2_360-V4T2_362_V4T2_374_CAT.pdf
- Voltage Rating:
- 600 VAC
- Maximum AC Voltage Rating (V):
- 600
- Installation/Operator:
- Eaton_00122_INST.pdf
MSRP $44,614.19Surplus $12,045.83 -
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Eaton ND312WK Molded Case Breakers (MCCBs)
MSRP $24,368.00Surplus $6,579.36SKU: C15-16937 Brand: Eaton MPN: ND312WK UPC: 78667919648 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-16937
- Short Description:
- ND MCS 3P 1200A
MSRP $24,368.00Surplus $6,579.36 -
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Eaton ND3800T106W Molded Case Breakers (MCCBs) ND 3P 800A 600V 50/60Hz 3Ph N Frame
MSRP $28,530.00Surplus $11,576.40SKU: C15-3879 Brand: Eaton MPN: ND3800T106W UPC: 786679050477 Shipping Weight: 48.00 lbs. Shipping Height: 9.63 In. Shipping Length: 21.62 In. Shipping Width: 11.12...- SKU:
- C15-3879
- Frame Type:
- NG
- Voltage Rating:
- 600 V
- Current Rating:
- 800 A
- Number of Poles:
- 3
- Short Description:
- EATON SERIES C ELECTRONIC MOLDED CASE CIRCUIT BREAKER, NG-FRAME, ND, COMPLETE BR
MSRP $28,530.00Surplus $11,576.40 -
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Eaton ND3800T32W Molded Case Breakers (MCCBs)
MSRP $10,815.00Surplus $2,920.05SKU: C15-16938 Brand: Eaton MPN: ND3800T32W UPC: 78667925298 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-16938
- Short Description:
- ND BREAKER 3P 800A W/ DT310-LSI
MSRP $10,815.00Surplus $2,920.05 -
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Eaton ND3800T33W Molded Case Breakers (MCCBs)
MSRP $10,807.00Surplus $2,917.89SKU: C15-16939 Brand: Eaton MPN: ND3800T33W UPC: 78667925296 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-16939
- Short Description:
- EATON SERIES C ELECTRONIC MOLDED CASE CIRCUIT BREAKER, NG-FRAME, ND, DIGITRIP 310 RMS, ELECTRONIC LS TRIP, THREE-POLE, 800A, 600 VAC, 85 kAIC AT 240 VAC, 50 kAIC AT 480 VAC, WITHOUT TERMINALS, 50/60 HZ, 80% RATED
MSRP $10,807.00Surplus $2,917.89 -
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Eaton ND3800T35W Molded Case Breakers (MCCBs)
MSRP $20,800.00Surplus $5,616.00SKU: C15-16940 Brand: Eaton MPN: ND3800T35W UPC: 78667925299 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-16940
- Short Description:
- EATON SERIES C ELECTRONIC MOLDED CASE CIRCUIT BREAKER, NG-FRAME, ND, DIGITRIP 310 RMS, ELECTRONIC LSG TRIP, THREE-POLE, 800A, 600 VAC, 85 kAIC AT 240 VAC, 50 kAIC AT 480 VAC, WITHOUT TERMINALS, 50/60 HZ, 80% RATED
MSRP $20,800.00Surplus $5,616.00 -
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Eaton NDC312T106W Molded Case Breakers (MCCBs)
MSRP $46,167.00Surplus $14,523.91SKU: C15-11698 Brand: Eaton MPN: NDC312T106W UPC: Shipping Weight: 46.75 lbs. Shipping Height: 9.00 In. Shipping Length: 17.00 In. Shipping Width: 10.00 In. Product...- SKU:
- C15-11698
- TS PIK:
- 115226957
MSRP $46,167.00Surplus $14,523.91
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