
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 GHC3090S1 Molded Case Breakers (MCCBs) GHC 3P 90A 480V 50/60Hz 3Ph G Frame
MSRP $3,111.84Surplus $1,228.83SKU: C15-3479 Brand: Eaton MPN: GHC3090S1 UPC: 782116030989 Shipping Weight: 2.20 lbs. Shipping Height: 4.00 In. Shipping Length: 7.00 In. Shipping Width: 4.00 In...- SKU:
- C15-3479
- Series:
- C
- Volts:
- 480 V
- Amps:
- 90 A
- Poles:
- 3
- Frequency Rating:
- 50/60 Hz
- Frame:
- G
- Short Description:
- EATON SERIES C COMPLETE MOLDED CASE CIRCUIT BREAKER, G-FRAME, GHC, FIXED THERMAL
MSRP $3,111.84Surplus $1,228.83 -
Eaton GHC3100D Molded Case Breakers (MCCBs)
MSRP $2,722.60Surplus $828.41SKU: U00-9571 Brand: Eaton MPN: GHC3100D UPC: 78211604696 Shipping Weight: 1.95 lbs. Shipping Height: 7.00 In. Shipping Length: 4.00 In. Shipping Width: 4.00 In...- SKU:
- U00-9571
- TS PIK:
- 121937616
MSRP $2,722.60Surplus $828.41 -
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Eaton GHCGFEP1015 Molded Case Breakers (MCCBs)
MSRP $1,136.69Surplus $306.91SKU: O28-7128 Brand: Eaton MPN: GHCGFEP1015 UPC: 78667906748 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- O28-7128
- Short Description:
- EATON SERIES C COMPLETE MOLDED CASE CIRCUIT BREAKER, G-FRAME, GHC, COMPLETE BREAKER, FIXED THERMAL, FIXED MAGNETIC TRIP TYPE, SINGLE-POLE, 15A, 480Y/277 VAC, 125/250 VDC, 14 kAIC AT 277 VAC, 50/60 HZ
MSRP $1,136.69Surplus $306.91 -
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Eaton GHCGFEP1020 Molded Case Breakers (MCCBs) GHC 1P 20A 480V 50/60Hz 1Ph G Frame
MSRP $1,324.54Surplus $1,124.43SKU: C15-2707 Brand: Eaton MPN: GHCGFEP1020 UPC: 786679067499 Shipping Weight: 1.50 lbs. Shipping Height: 5.00 In. Shipping Length: 7.38 In. Shipping Width: 3.38 In...- SKU:
- C15-2707
- Series:
- C
- Volts:
- 480 V
- Amps:
- 20 A
- Poles:
- 1
- Frequency Rating:
- 50/60 Hz
- Frame:
- G
- Short Description:
- EATON SERIES C COMPLETE MOLDED CASE CIRCUIT BREAKER, G-FRAME, GHC, COMPLETE BREA
MSRP $1,324.54Surplus $1,124.43 -
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Eaton GHCGFEP1030 Molded Case Breakers (MCCBs)
MSRP $1,720.68Surplus $464.58SKU: O28-7129 Brand: Eaton MPN: GHCGFEP1030 UPC: 78667906750 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- O28-7129
- Short Description:
- EATON SERIES C COMPLETE MOLDED CASE CIRCUIT BREAKER, G-FRAME, GHC, COMPLETE BREAKER, FIXED THERMAL, FIXED MAGNETIC TRIP TYPE, SINGLE-POLE, 30A, 480Y/277 VAC, 125/250 VDC, 14 kAIC AT 277 VAC, 50/60 HZ
MSRP $1,720.68Surplus $464.58 -
Eaton GHMVD Circuit Breaker Accessories Vari-Depth Mechanism G Frame
MSRP $211.00Surplus $15.68Eaton GHMVD Circuit Breaker Accessories Vari-Depth Mechanism G Frame​ ARCA SKU: C15-3868 Brand: Eaton MPN: GHMVD UPC: 782116347339 Shipping Weight: 0.30 Shipping Height: 5.00 In. Shipping...- SKU:
- C15-3868
- Breaker Type:
- G Frame
- Handle to Device Connection:
- Variable Depth Shaft
- Handle Shaft Length:
- 0
- Switch Type:
- Molded Case
- Specification/Technical:
- Eaton_61581_1_2_SPEC.pdf
- Short Description:
- VARI-DEPTH ROTARY MECH 8 MM (GD)
MSRP $211.00Surplus $15.68 -
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Eaton GHMVD12R Circuit Breaker Accessories Handle Mechanism G Frame
MSRP $220.53Surplus $65.51Eaton GHMVD12R Circuit Breaker Accessories Handle Mechanism G Frame​ ARCA SKU: C15-1985 Brand: Eaton MPN: GHMVD12R UPC: 782116048694 Shipping Weight: 1.65 Shipping Height: 4.00 In...- SKU:
- C15-1985
- Approval:
- UL
- Approval:
- CSA
- Breaker Type:
- G Frame
- Cover Hinge Location:
- 0
- Enclosure:
- NEMA 1/12
- Handle Included:
- Yes
- Handle Mounting Location:
- 0
- Handle to Device Connection:
- Shaft
- Handle Type:
- Red Universal Rotary
- Shaft Length:
- 12 Inch
- Switch Type:
- Molded Case
- Specification/Technical:
- Eaton_61585_1_2_SPEC.pdf
- Catalog:
- Eaton_03771_V4T2_516_V4T2_517_CAT.pdf
- Short Description:
- OBSOLETE - SUPERSEDED BY GHMVD12R-G
MSRP $220.53Surplus $65.51 -
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Eaton GHMVD24B Circuit Breaker Accessories Vari-Depth Handle G Frame
MSRP $360.74Surplus $93.04Eaton GHMVD24B Circuit Breaker Accessories Vari-Depth Handle G Frame​ ARCA SKU: C15-2231 Brand: Eaton MPN: GHMVD24B UPC: 782116048700 Shipping Weight: 3.11 Shipping Height: 4.25 In...- SKU:
- C15-2231
- Frame:
- G
- Short Description:
- BLK HANDLE_ 24@ SHAFT-G FRAME
MSRP $360.74Surplus $93.04 -
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Eaton GHQ1020S Molded Case Breakers (MCCBs) GHQ 1P 20A 480V 50/60Hz 2Ph G Frame EA
MSRP $1,089.04Surplus $356.74SKU: C15-3572 Brand: Eaton MPN: GHQ1020S UPC: 786685403427 Shipping Weight: 0.75 lbs. Shipping Height: 3.00 In. Shipping Length: 4.00 In. Shipping Width: 3.00 In...- SKU:
- C15-3572
- Series:
- C
- Type:
- Molded Case
- Type:
- Thermal Magnetic
- Approval:
- UL 489
- Size:
- 3 Inch W x 2.63 Inch D x 4 Inch H
- Volts:
- 277 VAC at 50/60 Hz
- Amps:
- 32 A
- Poles:
- 1
- Interrupting Rating:
- 14 kA at 277 VAC
- Terminal Type:
- Plated Steel ClA Terminal
- Frame Type:
- GDB
- Maximum AC Voltage Rating:
- 277
- Short Description:
- 277 VAC 50/60 Hz, 20 A, 14 kA, 1-Pole, Plated Steel Screw Clamp Terminal, GHQ Frame, Shunt Trip, Thermal Magnetic, Molded Case
- Catalog:
- Eaton_27487_V4T2_254_V4T2_255_V4T2_259_V4T2_260_CAT.pdf
- Voltage Rating:
- 277 VAC at 50/60 Hz
- Number of Poles:
- 1
- Current Rating:
- 20 A
MSRP $1,089.04Surplus $356.74 -
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Eaton GHQ2030 Miniature Circuit Breakers (MCBs) GHQ 2P 30A 480V 50/60Hz 1Ph
MSRP $639.81Surplus $330.48SKU: C15-3902 Brand: Eaton MPN: GHQ2030 UPC: 786689030537 Shipping Weight: 0.85 lbs. Shipping Height: 2.00 In. Shipping Length: 4.00 In. Shipping Width: 2.00 In...- SKU:
- C15-3902
- Approval:
- UL 489
- Approval:
- CSA C22.2
- Amps:
- 30 A
- Frame:
- G
- Interrupting Rating:
- 65 Kiloamp at 120 Volt AC
- Interrupting Rating:
- 14 Kiloamp at 277 Volt AC
- Maximum AC Voltage:
- 277 V
- Poles:
- 2
- Size:
- 7.5 Inch Width x 12 Inch Depth x 4.5 Inch Height
- Terminal Type:
- Aluminum Pressure Line and Load
- Type:
- Thermal Magnetic
- Type:
- Molded Case
- Volts:
- 277 VAC 50/60 Hertz
- Short Description:
- 277 VAC 50/60 Hz, 30 A, 14 kA Interrupt, 1-Pole, GHQ Frame, Thermal Magnetic, Molded Case, Non-Interchangeable Trip Circuit Breaker
- Series:
- 0
MSRP $639.81Surplus $330.48 -
Eaton GHQRD1015 Other Circuit Breakers EA
MSRP $1,209.24Surplus $324.78SKU: C15-11021 Brand: Eaton MPN: GHQRD1015 UPC: 78668570347 Shipping Weight: 0.65 lbs. Shipping Height: 1.00 In. Shipping Length: 5.00 In. Shipping Width: 3.00 In...- SKU:
- C15-11021
- TS PIK:
- 125135235
- Short Description:
- TYPE GHQ REMOTE OPERATED CIRCUIT BREAKER, SINGLE-POLE, 15A, 14 kAIC, 277V, 24 VD
- Country of Origin:
- Dominican Republic
MSRP $1,209.24Surplus $324.78 -
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Eaton GHQRD1020 Miniature Circuit Breakers (MCBs) GHQ 1P 20A 277V 50/60Hz 1Ph EA Remote Operation
MSRP $816.78Surplus $301.66Eaton GHQRD1020 Miniature Circuit Breakers (MCBs) GHQ 1P 20A 277V 50/60Hz 1Ph EA Remote Operation​ ARCA SKU: C15-3870 Brand: Eaton MPN: GHQRD1020 UPC: 786685703480 Shipping Weight: 0.65 lbs...- SKU:
- C15-3870
- Series:
- GHQRD
- Volts:
- 277 VAC at 50/60 Hertz
- Amps:
- 32 A
- Used On:
- Panelboards and Lighting Control
- Poles:
- 1
- Interrupting Rating:
- 65 kA at 120/240 Volt AC 50/60 Hertz
- Interrupting Rating:
- 14 kA at 277 Volt AC 50/60 Hertz
- Application:
- Lighting
- Short Description:
- 277 VAC, 20 A, 14 kA, 1-Pole, GHQ-Frame, Remote Operated
- Installation/Operator:
- Eaton_00703_INST.pdf
- TS PIK:
- 125135236
MSRP $816.78Surplus $301.66 -
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Eaton GHQRD1030 Miniature Circuit Breakers (MCBs) GHQ 1P 30A 277V 50/60Hz 1Ph
MSRP $770.50Surplus $285.55Eaton GHQRD1030 Miniature Circuit Breakers (MCBs) GHQ 1P 30A 277V 50/60Hz 1Ph​ ARCA SKU: C15-2096 Brand: Eaton MPN: GHQRD1030 UPC: 786685703497 Shipping Weight: 0.72 Shipping Height: 1.25...- SKU:
- C15-2096
- Series:
- GHQ
- Volts:
- 277 V
- Amps:
- 30 A
- Poles:
- 1
- Frequency Rating:
- 50/60 Hz
- Short Description:
- TYPE GHQ REMOTE OPERATED CIRCUIT BREAKER, SINGLE-POLE, 30A, 14 KAIC, 277V, 24 VD
MSRP $770.50Surplus $285.55 -
Eaton GHQRD2020 Miniature Circuit Breakers (MCBs) GHQ 2P 20A 480V 50/60Hz 1Ph Remote Operation
MSRP $3,130.99Surplus $649.42SKU: C15-1779 Brand: Eaton MPN: GHQRD2020 UPC: 786685703510 Shipping Weight: 1.35 lbs. Shipping Height: 4.00 In. Shipping Length: 7.00 In. Shipping Width: 3.00 In...- SKU:
- C15-1779
- Series:
- GHQ
- Volts:
- 480 V
- Amps:
- 20 A
- Poles:
- 2
- Frequency Rating:
- 50/60 Hz
- Short Description:
- TYPE GHQ REMOTE OPERATED CIRCUIT BREAKER, TWO-POLE, 20A, 14 KAIC, 277V, 24 VDC S
- Number of Poles:
- 2
- Country of Origin:
- Dominican Republic
MSRP $3,130.99Surplus $649.42 -
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Eaton GHQRD2030 Miniature Circuit Breakers (MCBs) GHQ 2P 30A 480V 50/60Hz 1Ph REMOTE CONTROL
MSRP $2,356.19Surplus $922.84SKU: C15-3591 Brand: Eaton MPN: GHQRD2030 UPC: 786685703527 Shipping Weight: 0.72 lbs. Shipping Height: 2.50 In. Shipping Length: 6.25 In. Shipping Width: 3.25 In...- SKU:
- C15-3591
- Series:
- GHQ
- Volts:
- 480 V
- Amps:
- 30 A
- Poles:
- 2
- Frequency Rating:
- 50/60 Hz
- Short Description:
- TYPE GHQ REMOTE OPERATED CIRCUIT BREAKER, TWO-POLE, 30A, 14 KAIC, 277V, 24 VDC S
MSRP $2,356.19Surplus $922.84 -
Eaton GHQRDEL2020 Miniature Circuit Breakers (MCBs) GHQ 2P 20A 277V 50/60Hz 1Ph Remote Operation
MSRP $2,314.21Surplus $607.24SKU: C15-3575 Brand: Eaton MPN: GHQRDEL2020 UPC: 786680116988 Shipping Weight: 1.20 lbs. Shipping Height: 3.00 In. Shipping Length: 4.00 In. Shipping Width: 2.00 In...- SKU:
- C15-3575
- Series:
- GHQ
- Volts:
- 277 V
- Amps:
- 20 A
- Poles:
- 2
- Frequency Rating:
- 50/60 Hz
- Short Description:
- EATON TYPE GHQ EMERGENCY LIGHTING CIRCUIT BREAKER, TWO-POLE, 20A, 14 KAIC, 277V,
- Number of Poles:
- 1
- Country of Origin:
- Dominican Republic
MSRP $2,314.21Surplus $607.24 -
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Eaton GHQRSD2030 Molded Case Breakers (MCCBs) GHQ 2P 30A 480V 50/60Hz 2Ph G Frame REMOTE CONTROL
MSRP $2,382.28Surplus $993.22SKU: C15-2530 Brand: Eaton MPN: GHQRSD2030 UPC: 786685224473 Shipping Weight: 1.45 lbs. Shipping Height: 3.00 In. Shipping Length: 5.70 In. Shipping Width: 4.50 In...- SKU:
- C15-2530
- Series:
- GHQ
- Volts:
- 480 V
- Amps:
- 30 A
- Poles:
- 2
- Frequency Rating:
- 50/60 Hz
- Frame:
- G
- Short Description:
- TYPE GHQ REMOTE OPERATED CIRCUIT BREAKER, TWO-POLE, 30A, 14 KAIC, 277V, 24 VDC S
MSRP $2,382.28Surplus $993.22 -
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Eaton GHQRSP1015 Molded Case Breakers (MCCBs)
MSRP $771.86Surplus $208.40SKU: C15-16359 Brand: Eaton MPN: GHQRSP1015 UPC: 78667913793 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-16359
- Short Description:
- 1P 15A 277V 14kAIC REMOTE 24VAC SOLENOID
MSRP $771.86Surplus $208.40 -
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Eaton GHQRSP1030 Molded Case Breakers (MCCBs)
MSRP $566.04Surplus $152.83SKU: C15-16360 Brand: Eaton MPN: GHQRSP1030 UPC: 78211634354 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-16360
- Short Description:
- 1P 30A 277V 14kAIC REMOTE 24VAC SOLENOID
MSRP $566.04Surplus $152.83 -
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Eaton GHQRSP2030 Molded Case Breakers (MCCBs)
MSRP $1,412.46Surplus $381.35SKU: C15-16361 Brand: Eaton MPN: GHQRSP2030 UPC: 78211634355 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-16361
- Short Description:
- 2P 30A 277V 14kAIC REMOTE 24VAC SOLENOID
MSRP $1,412.46Surplus $381.35
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