
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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Eaton CLGPV4400W Molded Case Breakers (MCCBs) LG 4P 400A 1000V 50/60Hz 3Ph L Frame
MSRP $10,810.00Surplus $4,461.80SKU: C15-1968 Brand: Eaton MPN: CLGPV4400W UPC: 786685883137 Shipping Weight: 18.00 lbs. Shipping Height: 8.00 In. Shipping Length: 15.00 In. Shipping Width: 9.00 In...- SKU:
- C15-1968
- Frame Type:
- LG
- Voltage Rating:
- 1000 V
- Current Rating:
- 400 A
- Number of Poles:
- 4
- Interrupting Rating:
- 5 kA
- Short Description:
- LG PV 1000 VDC_ 4P_ 400A_ 5KA_ 100% RATED F/F W/O COLLARS
MSRP $10,810.00Surplus $4,461.80 -
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Eaton CND312T106W Molded Case Breakers (MCCBs) CND 3P 1200A 600V 50/60Hz 3Ph N Frame
MSRP $42,565.00Surplus $16,242.53SKU: C15-1971 Brand: Eaton MPN: CND312T106W UPC: 786679050125 Shipping Weight: 48.00 lbs. Shipping Height: 9.63 In. Shipping Length: 21.62 In. Shipping Width: 11.12...- SKU:
- C15-1971
- Series:
- C
- Volts:
- 600 V
- Amps:
- 1200 A
- Poles:
- 3
- Frequency Rating:
- 50/60 Hz
- Frame:
- N
- Short Description:
- Series C electronic molded case circuit breaker, NG-frame, CND, Complete breaker, OPTIM 1050, Electronic LSIG trip, Three-pole, 1200A, 600 Vac, 85 kAIC at 240 Vac, 50 kAIC at 480 Vac, Without terminals, 50/60 Hz, 100% rated
- Frame Type:
- NG
- Number of Poles:
- 3
- Voltage Rating:
- 600 VAC
- Current Rating:
- 1200 A
- Interrupting Rating:
- 85 kA
MSRP $42,565.00Surplus $16,242.53 -
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Eaton CSH2150N Main Breakers CSH 2P 150A 240V 50/60Hz 1Ph
MSRP $1,508.00Surplus $464.61SKU: C15-1991 Brand: Eaton MPN: CSH2150N UPC: 782113099743 Shipping Weight: 2.65 lbs. Shipping Height: 6.00 In. Shipping Length: 7.00 In. Shipping Width: 6.00 In...- SKU:
- C15-1991
- Series:
- CSH
- Type:
- Thermal Magnetic
- Approval:
- UL 489
- Volts:
- 120/240 VAC
- Amps:
- 32 A
- Used On:
- ECB Unit Enclosure
- Poles:
- 2
- Interrupting Rating:
- 35 kA
- Installation:
- Bottom/Top
- Current Rating:
- 150 A
- Voltage Rating:
- 120/240 VAC
- Short Description:
- 120/240 VAC 60 Hz, 150 A, 35 kA, 2 AWG to 300 KCMIL, 2-Pole, Main, Circuit Breaker
- Catalog:
- Eaton_36620_V1T1_11_V1T1_12_V1T1_23_CAT.pdf
- Number of Poles:
- 2
MSRP $1,508.00Surplus $464.61 -
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Eaton CLSURGE Miniature Circuit Breakers (MCBs) CL 2P 240V 50/60Hz 1Ph EA
MSRP $228.63Surplus $92.46Eaton CLSURGE Miniature Circuit Breakers (MCBs) CL 2P 240V 50/60Hz 1Ph EA​ ARCA SKU: C15-1580 Brand: Eaton MPN: CLSURGE UPC: 786676025522 Shipping Weight: 0.50 lbs. Shipping...- SKU:
- C15-1580
- Series:
- CH
- Volts:
- 240 V
- Poles:
- 2
- Frequency Rating:
- 50/60 Hz
- Short Description:
- EATON TYPE CH CIRCUIT BREAKER SURGE PROTECTIVE DEVICE
- TS PIK:
- 126175888
- Type:
- Surge
- Number of Poles:
- 2
- Country of Origin:
- Dominican Republic
MSRP $228.63Surplus $92.46 -
Eaton CSR2150N Main Breakers CSR 2P 150A 240V 50/60Hz 1Ph EA
MSRP $840.00Surplus $100.14Eaton CSR2150N Main Breakers CSR 2P 150A 240V 50/60Hz 1Ph EA​ ARCA SKU: C15-1531 Brand: Eaton MPN: CSR2150N UPC: 782113098449 Shipping Weight: 2.80 lbs. Shipping Height: 5.00 In...- SKU:
- C15-1531
- Series:
- CSR
- Type:
- Thermal Magnetic
- Volts:
- 120/240 V
- Amps:
- 32 A
- Used On:
- CH Series Load Center
- Poles:
- 2
- Interrupting Rating:
- 25 kA
- Wire Size:
- 2 AWG to 300 KCMIL (Copper/Aluminum)
- TS PIK:
- 111009768
- Current Rating:
- 150 A
- Number of Poles:
- 2
- Voltage Rating:
- 120/240 VAC
- Short Description:
- 120/240 VAC, 150 A, 25 kA Interrupt Rating, 2-Pole, Main, Circuit Breaker Kit
- Catalog:
- Eaton_36620_V1T1_11_V1T1_12_V1T1_23_V1T1_56_CAT.pdf
MSRP $840.00Surplus $100.14 -
Eaton CSR2225N Main Breakers CSR 2P 225A 240V 50/60Hz 1Ph EA
MSRP $900.00Surplus $175.59Eaton CSR2225N Main Breakers CSR 2P 225A 240V 50/60Hz 1Ph EA​ ARCA SKU: C15-2257 Brand: Eaton MPN: CSR2225N UPC: 782114106242 Shipping Weight: 2.80 lbs. Shipping Height: 3.10 In...- SKU:
- C15-2257
- Type:
- Main
- Approval:
- UL 489
- Volts:
- 120/240 V
- Amps:
- 32 A
- Used On:
- CH Series Load Center
- Poles:
- 2
- Interrupting Rating:
- 25 kA
- Application:
- UL 489
- Installation:
- Top/Bottom
- TS PIK:
- 110158746
- Current Rating:
- 225 A
- Voltage Rating:
- 120/240 VAC
- Number of Poles:
- 2
- Short Description:
- 120/240 VAC 60 Hz, 225 A, 25 kA, 2 AWG to 300 KCMIL, 2-Pole, Main, Circuit Breaker
- Catalog:
- Eaton_36620_V1T1_11_V1T1_12_V1T1_23_CAT.pdf
- Series:
- CSR
MSRP $900.00Surplus $175.59 -
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Eaton CLD3600T107W Molded Case Breakers (MCCBs) CLD 3P 600A 600V 50/60Hz 3Ph L Frame
MSRP $22,355.00Surplus $10,101.45SKU: C15-2258 Brand: Eaton MPN: CLD3600T107W UPC: 786679054918 Shipping Weight: 23.00 lbs. Shipping Height: 7.50 In. Shipping Length: 13.00 In. Shipping Width: 13.00...- SKU:
- C15-2258
- Series:
- C
- Volts:
- 600 V
- Amps:
- 600 A
- Poles:
- 3
- Frequency Rating:
- 50/60 Hz
- Frame:
- L
- Short Description:
- EATON SERIES C ELECTRONIC MOLDED CASE CIRCUIT BREAKER, L-FRAME, CLD, OPTIM 1050,
MSRP $22,355.00Surplus $10,101.45 -
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Eaton CNDC3800T35W Molded Case Breakers (MCCBs) CND 3P 800A 600V 50/60Hz 3Ph N Frame
MSRP $61,000.00Surplus $14,110.82SKU: C15-2623 Brand: Eaton MPN: CNDC3800T35W UPC: 786679166284 Shipping Weight: 51.40 lbs. Shipping Height: 12.00 In. Shipping Length: 22.00 In. Shipping Width: 11.00...- SKU:
- C15-2623
- Series:
- C
- Volts:
- 600 V
- Amps:
- 800 A
- Poles:
- 3
- Frequency Rating:
- 50/60 Hz
- Frame:
- N
- Short Description:
- Series C electronic molded case circuit breaker, NG-frame, CNDC, Complete breaker, Digitrip 310 RMS, Electronic LSG trip type, Three-pole, 800A, 600 Vac, Without terminals, 100% rated
- Frame Type:
- NG
- Current Rating:
- 800 A
- Voltage Rating:
- 600 VAC
- Number of Poles:
- 3
MSRP $61,000.00Surplus $14,110.82 -
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Eaton CSR2125N Main Breakers CSR 2P 125A 240V 50/60Hz 1Ph
MSRP $820.00Surplus $325.85Eaton CSR2125N Main Breakers CSR 2P 125A 240V 50/60Hz 1Ph​ ARCA SKU: C15-2334 Brand: Eaton MPN: CSR2125N UPC: 782114019733 Shipping Weight: 2.70 Shipping Height: 5.00 In. Shipping...- SKU:
- C15-2334
- Series:
- CSR
- Type:
- Main
- Volts:
- 120/240 VAC
- Amps:
- 32 A
- Used On:
- ECC Unit Enclosure
- Poles:
- 2
- Interrupting Rating:
- 25 kA
- Voltage Rating:
- 120/240 VAC
- Current Rating:
- 125 A
- Short Description:
- 120/240 VAC 60 Hz, 125 A, 25 kA, 2 AWG to 300 KCMIL, 2-Pole, Main, Circuit Breaker
- Catalog:
- Eaton_36620_V1T1_11_V1T1_12_V1T1_56_CAT.pdf
- Number of Poles:
- 2
MSRP $820.00Surplus $325.85 -
Eaton CSH2125N Main Breakers
MSRP $1,508.00Surplus $268.40SKU: C15-3268 Brand: Eaton MPN: CSH2125N UPC: 786685229126 Shipping Weight: 2.80 lbs. Shipping Height: 6.00 In. Shipping Length: 7.00 In. Shipping Width: 6.00 In...- SKU:
- C15-3268
- Series:
- CSH
- Type:
- Main
- Approval:
- UL 489
- Volts:
- 120/240 VAC
- Amps:
- 32 A
- Used On:
- ECB Unit Enclosure
- Poles:
- 2
- Interrupting Rating:
- 35 kA
- Installation:
- Bottom/Top
- Voltage Rating:
- 120/240 VAC
- Current Rating:
- 125 A
- Short Description:
- 120/240 VAC 60 Hz, 125 A, 35 kA, 2 AWG to 300 KCMIL, 2-Pole, Main, Circuit Breaker
- Number of Poles:
- 2
- Catalog:
- Eaton_36620_V1T1_11_V1T1_12_V1T4_38_CAT.pdf
- TS PIK:
- 120758350
MSRP $1,508.00Surplus $268.40 -
Eaton CSR2175N Main Breakers CSR 2P 175A 240V 50/60Hz 1Ph
MSRP $1,450.00Surplus $357.46SKU: C15-3838 Brand: Eaton MPN: CSR2175N UPC: 782113098456 Shipping Weight: 2.80 lbs. Shipping Height: 5.00 In. Shipping Length: 7.00 In. Shipping Width: 5.00 In...- SKU:
- C15-3838
- Series:
- CSR
- Type:
- Main
- Volts:
- 120/240 VAC
- Amps:
- 32 A
- Used On:
- ECC Unit Enclosure
- Poles:
- 2
- Interrupting Rating:
- 25 kA
- Current Rating:
- 175 A
- Voltage Rating:
- 120/240 VAC
- Short Description:
- 120/240 VAC 60 Hz, 175 A, 25 kA, 2 AWG to 300 KCMIL, 2-Pole, Main, Circuit Breaker
- Number of Poles:
- 2
- Catalog:
- Eaton_36620_V1T1_11_V1T1_12_V1T1_56_CAT.pdf
MSRP $1,450.00Surplus $357.46 -
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Eaton CRD316T36W Molded Case Breakers (MCCBs) CRD 3P 1600A 600V 50/60Hz 3Ph R Frame
MSRP $101,500.00Surplus $39,483.13SKU: C15-4135 Brand: Eaton MPN: CRD316T36W UPC: 786679548486 Shipping Weight: 132.00 lbs. Shipping Height: 19.00 In. Shipping Length: 21.00 In. Shipping Width: 19.00...- SKU:
- C15-4135
- Series:
- CRD
- Type:
- Electronic
- Approval:
- UL 489
- Approval:
- CSA C22.2
- Size:
- 15.5 Inch Width x 9.75 Inch Depth x 16 Inch Height
- Volts:
- 600 VAC at 50/60 Hertz
- Amps:
- 32 A
- Poles:
- 3
- Interrupting Rating:
- 125 kA at 240 V AC
- Interrupting Rating:
- 65 kA at 480 Volt AC
- Interrupting Rating:
- 50 kA 600 Volt AC (UL 489
- Interrupting Rating:
- CSA C22.2)
- Terminal Type:
- Not Included
- Frame Type:
- CRD
- Maximum AC Voltage Rating (V):
- 600
- Short Description:
- 600 VAC 50/60 Hz, 1600 A, 65 kA, 3-Pole, CRD Frame, DigiTrip 310 RMS LSIG Electronic Trip
- Catalog:
- Eaton_46579_V4T2_254_V4T2_255_V4T2_375-V4T2_393_CAT.pdf
- Installation/Operator:
- Eaton_00082_INST.pdf
- Current Rating:
- 1600 A
- Voltage Rating:
- 600 V AC
- Number of Poles:
- 3
MSRP $101,500.00Surplus $39,483.13 -
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Eaton CUH1223C77G03 Circuit Breaker Accessories Handle Lock GB/GC Frame
MSRP $5.00Surplus $1.80Eaton CUH1223C77G03 Circuit Breaker Accessories Handle Lock GB/GC Frame​ ARCA SKU: C15-4660 Brand: Eaton MPN: CUH1223C77G03 UPC: Shipping Weight: 0.05 Shipping Height: 1.00 In. Shipping...- SKU:
- C15-4660
- Frame:
- GB/GC
MSRP $5.00Surplus $1.80 -
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Eaton CND312T32W Molded Case Breakers (MCCBs) CND 3P 1200A 600V 50/60Hz 3Ph N Frame
MSRP $56,070.00Surplus $16,636.27SKU: C15-3061 Brand: Eaton MPN: CND312T32W UPC: 786679252826 Shipping Weight: 60.00 lbs. Shipping Height: 6.00 In. Shipping Length: 16.50 In. Shipping Width: 9.00 In...- SKU:
- C15-3061
- Series:
- C
- Volts:
- 600 V
- Amps:
- 1200 A
- Poles:
- 3
- Frequency Rating:
- 50/60 Hz
- Frame:
- N
- Short Description:
- EATON SERIES C ELECTRONIC MOLDED CASE CIRCUIT BREAKER, NG-FRAME, CND, DIGITRIP 3
MSRP $56,070.00Surplus $16,636.27 -
Eaton CLNSURGE Circuit Breaker Accessories
MSRP $209.96Surplus $67.30SKU: U23-1606 Brand: Eaton MPN: CLNSURGE UPC: 786689353698 Shipping Weight: 0.35 lbs. Shipping Height: 4.00 In. Shipping Length: 7.00 In. Shipping Width: 5.00 In...- SKU:
- U23-1606
- TS PIK:
- 128502885
- Country of Origin:
- China
- Short Description:
- EATON TYPE CL CIRCUIT BREAKER SURGE PROTECTIVE DEVICE, PLUG ON SURGE PROTECTIVE DEVICE UL CLASSIFIED
MSRP $209.96Surplus $67.30 -
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Eaton CRD320T106W Molded Case Breakers (MCCBs) CRD 3P 2000A 600V 50/60Hz 3Ph R Frame
MSRP $70,021.31Surplus $33,746.79SKU: C15-5032 Brand: Eaton MPN: CRD320T106W UPC: Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In. Product...- SKU:
- C15-5032
MSRP $70,021.31Surplus $33,746.79 -
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Eaton CSR2100 Main Breakers EA
MSRP $755.97Surplus $255.37SKU: C15-5250 Brand: Eaton MPN: CSR2100 UPC: 782116061112 Shipping Weight: 2.80 lbs. Shipping Height: 5.00 In. Shipping Length: 5.00 In. Shipping Width: 7.00 In...- SKU:
- C15-5250
- Number of Poles:
- 2
- Voltage Rating:
- 120/240 VAC
- Short Description:
- 120/240 VAC, 100 A, 25 kA Interrupt Rating, 2-Pole, Load Lug Terminal, Main, Circuit Breaker Kit
- Series:
- CSR
- Current Rating:
- 100 A
- Catalog:
- Eaton_36620_V1T1_23_V1T4_38_CAT.pdf
- Interrupting Rating:
- 25 kA
- Type:
- Main
- Terminal Type:
- Load Lug
- Wire Size:
- 2 AWG to 300 KCMIL (Copper/Aluminum)
- Used On:
- CH Series Load Center
MSRP $755.97Surplus $255.37 -
Eaton CTGPLK Circuit Breaker Accessories EA
MSRP $40.00Surplus $14.73Eaton CTGPLK Circuit Breaker Accessories EA​ ARCA SKU: C15-9379 Brand: Eaton MPN: CTGPLK UPC: Shipping Weight: 0.05 lbs. Shipping Height: 1.00 In. Shipping Length: 7.00...- SKU:
- C15-9379
- Short Description:
- Padlock kit for C-frame circuit breakers, enables secure lockout for safety during maintenance.
- Country of Origin:
- United Kingdom
MSRP $40.00Surplus $14.73 -
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Eaton CNDC3800T106W Molded Case Breakers (MCCBs)
MSRP $50,000.00Surplus $13,776.88SKU: C15-11699 Brand: Eaton MPN: CNDC3800T106W UPC: Shipping Weight: 44.55 lbs. Shipping Height: 8.00 In. Shipping Length: 17.00 In. Shipping Width: 10.00 In...- SKU:
- C15-11699
- TS PIK:
- 115226164
MSRP $50,000.00Surplus $13,776.88 -
Eaton CTK400 Circuit Breaker Accessories
MSRP $1,634.59Surplus $621.15SKU: C15-9744 Brand: Eaton MPN: CTK400 UPC: 78667900170 Shipping Weight: 2.40 lbs. Shipping Height: 3.00 In. Shipping Length: 6.00 In. Shipping Width: 3.00 In...- SKU:
- C15-9744
- TS PIK:
- 110573355
- Short Description:
- EATON MOLDED CASE CIRCUIT BREAKER ACCESSORY SENSOR, NEUTRAL CURRENT SENSOR, 400
MSRP $1,634.59Surplus $621.15
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