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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Eaton MUVH1RP18K Circuit Breaker Accessories Undervoltage Release 600V 50/60Hz
MSRP $1,050.00Surplus $304.55SKU: C15-3800 Brand: Eaton MPN: MUVH1RP18K UPC: 782114625378 Shipping Weight: 0.30 lbs. Shipping Height: 4.00 In. Shipping Length: 6.00 In. Shipping Width: 3.00 In...- SKU:
- C15-3800
- Volts:
- 600 V
- Frequency Rating:
- 50/60 Hz
- Short Description:
- EATON MOLDED CASE CIRCUIT BREAKER ACCESSORY UNDERVOLTAGE RELEASE, FIELD MOUNTED
MSRP $1,050.00Surplus $304.55 -
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Eaton MUVRA Circuit Breaker Accessories
MSRP $1,188.25Surplus $617.94SKU: C15-5181 Brand: Eaton MPN: MUVRA UPC: Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In. Product...- SKU:
- C15-5181
MSRP $1,188.25Surplus $617.94 -
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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 $473.66SKU: 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 $473.66 -
Eaton MVADPF32 Circuit Breaker Accessories
MSRP $3,116.75Surplus $908.14SKU: 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 $908.14 -
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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
MSRP $600.00Surplus $119.41 -
Eaton N1-4-63 Disconnects EA
MSRP $1,428.36Surplus $94.32SKU: S21-2071 Brand: Eaton MPN: N1-4-63 UPC: 4015082660024 Shipping Weight: 2.55 lbs. Shipping Height: 4.00 In. Shipping Length: 5.00 In. Shipping Width: 6.00 In...- SKU:
- S21-2071
- Application:
- Industrial
- Conductor Size:
- 0
- Amps:
- 63 A
- Enclosure:
- IP20
- Handle Type:
- Door Coupling Rotary Handle
- Phases:
- 0
- Poles:
- 4
- Power:
- 0
- Size:
- 120 Millimeter Length x 84.5 Millimeter Width x 145 Millimeter Height
- Termination Type:
- M6 Screw
- Type:
- Interlockable
- Type:
- Fusible
- Volts:
- 690 VAC
- Short Description:
- 690 VAC, 63 A, 4-Pole, IP20, Door Coupling Rotary Handle, M6 Screw Terminal, Interlockable, Fusible, Motor Control Disconnect Switch
- Voltage Rating:
- 690 VAC
- Data Sheet:
- Eaton-Moeller_00670_1-6_DATA.pdf
- Installation/Operator:
- Eaton-Moeller_00020_INST.pdf
- Number of Poles:
- 4
- Current Rating:
- 63 A
- Catalog:
- Eaton-Moeller_00013_146_CAT.pdf
MSRP $1,428.36Surplus $94.32 -
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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 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 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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Eaton NDC3800T36W Molded Case Breakers (MCCBs) NDC 3P 800A 600V 50/60Hz 3Ph N Frame
MSRP $60,600.00Surplus $17,536.17SKU: C15-3117 Brand: Eaton MPN: NDC3800T36W UPC: 786679166222 Shipping Weight: 51.55 lbs. Shipping Height: 11.00 In. Shipping Length: 22.00 In. Shipping Width: 12.00...- SKU:
- C15-3117
- Approval:
- UL 489
- Approval:
- CSA C22.2
- Amps:
- 800 A
- Frame:
- ND
- Interrupting Rating:
- 100 kA at 480 V AC
- Interrupting Rating:
- 65 Kiloamp at 600 Volt AC (UL)
- Interrupting Rating:
- 100 Kiloamp at 415 Volt AC
- Interrupting Rating:
- 35 Kiloamp at 690 Volt AC (IEC)
- Maximum AC Voltage:
- 600 V
- Poles:
- 3
- Size:
- 8.25 Inch Width x 5.5 Inch Depth x 16 Inch Height
- Terminal Type:
- Line and Load
- Type:
- Electronic RMS 310 Digitrip LSIG
- Type:
- Molded Case
- Volts:
- 600 VAC 50/60 Hertz
- TS PIK:
- 106998865
- Frame Type:
- ND
- Maximum AC Voltage Rating:
- 600 V
- Short Description:
- EATON SERIES C ELECTRONIC MOLDED CASE CIRCUIT BREAKER, NG-FRAME, NDC, DIGITRIP 3
- Installation/Operator:
- Eaton_00122_INST.pdf
- Voltage Rating:
- 600 V AC 50/60 Hertz
- Catalog:
- Eaton_14665_V4T2_220_V4T2_221_V4T2_326-V4T2_340_CAT.pdf
- Number of Poles:
- 3
- Current Rating:
- 800 A
MSRP $60,600.00Surplus $17,536.17 -
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Eaton NFNCTKIT Circuit Breaker Accessories EA
MSRP $428.75Surplus $154.35Eaton NFNCTKIT Circuit Breaker Accessories EA​ ARCA SKU: C15-6816 Brand: Eaton MPN: NFNCTKIT UPC: 78668547573 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping...- SKU:
- C15-6816
MSRP $428.75Surplus $154.35 -
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Eaton NGC308032E Molded Case Breakers (MCCBs) EA
MSRP $22,361.61Surplus $8,546.15SKU: C15-9275 Brand: Eaton MPN: NGC308032E UPC: Shipping Weight: 40.50 lbs. Shipping Height: 8.00 In. Shipping Length: 17.00 In. Shipping Width: 9.00 In. Product...- SKU:
- C15-9275
MSRP $22,361.61Surplus $8,546.15 -
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Eaton NGC308032EC Molded Case Breakers (MCCBs) NGC 3P 800A 600V 50/60Hz 3Ph N Frame
MSRP $22,420.00Surplus $9,668.08SKU: C15-2130 Brand: Eaton MPN: NGC308032EC UPC: 786685574387 Shipping Weight: 48.00 lbs. Shipping Height: 10.40 In. Shipping Length: 18.60 In. Shipping Width: 11.80...- SKU:
- C15-2130
- Series:
- G
- Volts:
- 600 V
- Amps:
- 800 A
- Poles:
- 3
- Frequency Rating:
- 50/60 Hz
- Frame:
- N
- Short Description:
- Series G electronic molded case circuit breaker, NG-frame, NG, Digitrip 310 RMS, Electronic LSI trip, Three-pole, 800A, 480 Vac, 200 kAIC at 240 Vac, 100 kAIC at 480 Vac, Line and load, Imperial, 50/60 Hz, 100% rated
- Frame Type:
- NG
- Current Rating:
- 800 A
- Number of Poles:
- 3
- Voltage Rating:
- 480 VAC
- Interrupting Rating:
- 200 kA
MSRP $22,420.00Surplus $9,668.08
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