
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 RFEGK Circuit Breaker Accessories EA
MSRP $474.07Surplus $258.18Eaton RFEGK Circuit Breaker Accessories EA​ ARCA SKU: C15-9545 Brand: Eaton MPN: RFEGK UPC: 78668555465 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping...- SKU:
- C15-9545
- TS PIK:
- 124667347
MSRP $474.07Surplus $258.18 -
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Eaton RGC316038E Molded Case Breakers (MCCBs)
MSRP $54,739.23Surplus $14,779.59SKU: C15-18016 Brand: Eaton MPN: RGC316038E UPC: 78668557635 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-18016
- Short Description:
- EATON SERIES G ELECTRONIC MOLDED CASE CIRCUIT BREAKER, RG-FRAME, RG, DIGITRIP 310 RMS, ELECTRONIC ALSI WITH MAINT. MODE TRIP, THREE-POLE, 1600A, 600 VAC, 200 kAIC AT 240 VAC, 100 kAIC AT 480 VAC, LINE/LOAD, IMPERIAL, 50/60 HZ, 80% RATED
MSRP $54,739.23Surplus $14,779.59 -
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Eaton RGC316039E Molded Case Breakers (MCCBs)
MSRP $63,922.56Surplus $15,533.18SKU: C15-18017 Brand: Eaton MPN: RGC316039E UPC: 78668557643 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-18017
- Short Description:
- EATON SERIES G ELECTRONIC MOLDED CASE CIRCUIT BREAKER, RG-FRAME, RG, DIGITRIP 310 RMS, ELECTRONIC ALSIG WITH MAINT. MODE TRIP, THREE-POLE, 1600A, 600 VAC, 200 kAIC AT 240 VAC, 100 kAIC AT 480 VAC, LINE/LOAD, IMPERIAL, 50/60 HZ, 80% RATED
MSRP $63,922.56Surplus $15,533.18 -
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Eaton RGC320032E Molded Case Breakers (MCCBs) EA
MSRP $75,454.12Surplus $21,946.59SKU: C15-11031 Brand: Eaton MPN: RGC320032E UPC: Shipping Weight: 105.00 lbs. Shipping Height: 14.00 In. Shipping Length: 17.00 In. Shipping Width: 16.00 In...- SKU:
- C15-11031
MSRP $75,454.12Surplus $21,946.59 -
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Eaton RGC320036EC Molded Case Breakers (MCCBs) RGC 3P 2000A 600V 50/60Hz 3Ph R Frame
MSRP $80,316.70Surplus $30,119.01SKU: C15-4168 Brand: Eaton MPN: RGC320036EC UPC: 786685574073 Shipping Weight: 119.00 lbs. Shipping Height: 19.00 In. Shipping Length: 21.00 In. Shipping Width: 23.00...- SKU:
- C15-4168
- Series:
- C
- Volts:
- 600 V
- Amps:
- 2000 A
- Poles:
- 3
- Frequency Rating:
- 50/60 Hz
- Frame:
- R
- Short Description:
- RGC 310+ 3P BKR- LSIG COT 2000A 100% RATED ENG. CONDUCTORS
MSRP $80,316.70Surplus $30,119.01 -
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Eaton RGC320038E Molded Case Breakers (MCCBs)
MSRP $59,868.61Surplus $16,164.53SKU: C15-18018 Brand: Eaton MPN: RGC320038E UPC: 78668557662 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-18018
- Short Description:
- EATON SERIES G ELECTRONIC MOLDED CASE CIRCUIT BREAKER, RG-FRAME, RG, DIGITRIP 310 RMS, ELECTRONIC ALSI WITH MAINT. MODE TRIP, THREE-POLE, 2000A, 600 VAC, 200 kAIC AT 240 VAC, 100 kAIC AT 480 VAC, LINE/LOAD, IMPERIAL, 50/60 HZ, 80% RATED
MSRP $59,868.61Surplus $16,164.53 -
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Eaton RGC320039E Molded Case Breakers (MCCBs) RGC 3P 2000A 690V 50/60Hz 3Ph R Frame
MSRP $69,285.65Surplus $57,195.56SKU: C15-2125 Brand: Eaton MPN: RGC320039E UPC: 786685576701 Shipping Weight: 150.00 lbs. Shipping Height: 18.00 In. Shipping Length: 20.00 In. Shipping Width: 19.00...- SKU:
- C15-2125
- Frame Type:
- RG
- Voltage Rating:
- 600 VAC
- Current Rating:
- 2000 A
- Number of Poles:
- 3
- Interrupting Rating:
- 100 kA at 480 VAC
- Short Description:
- RGC 310+ 3P BKR- LSIG COT ARMS 2000A ENG. CONDUCTORS
MSRP $69,285.65Surplus $57,195.56 -
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Eaton RGC320039EC Molded Case Breakers (MCCBs) RGC 3P 2000A 690V 50/60Hz 3Ph R Frame
MSRP $87,655.47Surplus $23,406.25SKU: C15-2238 Brand: Eaton MPN: RGC320039EC UPC: 786685765082 Shipping Weight: 170.00 lbs. Shipping Height: 20.00 In. Shipping Length: 18.00 In. Shipping Width: 19.00...- SKU:
- C15-2238
- Series:
- C
- Volts:
- 690 V
- Amps:
- 2000 A
- Poles:
- 3
- Frequency Rating:
- 50/60 Hz
- Frame:
- R
- Short Description:
- EATON SERIES G ELECTRONIC MOLDED CASE CIRCUIT BREAKER, RG-FRAME, RG, DIGITRIP 31
MSRP $87,655.47Surplus $23,406.25 -
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Eaton RGC325038E Molded Case Breakers (MCCBs)
MSRP $77,977.99Surplus $21,054.06SKU: C15-18019 Brand: Eaton MPN: RGC325038E UPC: 78668557690 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-18019
- Short Description:
- EATON SERIES G ELECTRONIC MOLDED CASE CIRCUIT BREAKER, RG-FRAME, RG, DIGITRIP 310 RMS, ELECTRONIC ALSI WITH MAINT. MODE TRIP, THREE-POLE, 2500A, 600 VAC, 200 kAIC AT 240 VAC, 100 kAIC AT 480 VAC, LINE/LOAD, IMPERIAL, 50/60 HZ, 80% RATED
MSRP $77,977.99Surplus $21,054.06 -
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Eaton RGC325039E Molded Case Breakers (MCCBs)
MSRP $87,907.31Surplus $23,734.97SKU: C15-18020 Brand: Eaton MPN: RGC325039E UPC: 78668557698 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-18020
- Short Description:
- EATON SERIES G ELECTRONIC MOLDED CASE CIRCUIT BREAKER, RG-FRAME, RG, DIGITRIP 310 RMS, ELECTRONIC ALSIG WITH MAINT. MODE TRIP, THREE-POLE, 2500A, 600 VAC, 200 kAIC AT 240 VAC, 100 kAIC AT 480 VAC, LINE/LOAD, IMPERIAL, 50/60 HZ, 80% RATED
MSRP $87,907.31Surplus $23,734.97 -
Eaton RGH316032E Molded Case Breakers (MCCBs)
MSRP $31,624.36Surplus $26,300.32SKU: C15-9851 Brand: Eaton MPN: RGH316032E UPC: 78668557408 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-9851
- TS PIK:
- 124790686
- Short Description:
- EATON SERIES G ELECTRONIC MOLDED CASE CIRCUIT BREAKER, RG-FRAME, RG, DIGITRIP 310 RMS, ELECTRONIC LSI TRIP, THREE-POLE, 1600A, 125 kAIC AT 240 VAC, 65 kAIC AT 480 VAC, LINE AND LOAD, IMPERIAL, 50/60 HZ, 80% RATED
MSRP $31,624.36Surplus $26,300.32 -
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Eaton RGH316035E Molded Case Breakers (MCCBs)
MSRP $64,145.82Surplus $0.00SKU: C15-19250 Brand: Eaton MPN: RGH316035E UPC: 78668557467 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-19250
- Short Description:
- EATON SERIES G ELECTRONIC MOLDED CASE CIRCUIT BREAKER, RG-FRAME, RG, DIGITRIP 310 RMS, ELECTRONIC LSG TRIP, THREE-POLE, 1600A, 125 kAIC AT 240 VAC, 65 kAIC AT 480 VAC, LINE AND LOAD, IMPERIAL, 50/60 HZ, 80% RATED
MSRP $64,145.82Surplus $0.00 -
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Eaton RGH316036E Molded Case Breakers (MCCBs)
MSRP $34,018.89Surplus $13,488.69SKU: U00-8616 Brand: Eaton MPN: RGH316036E UPC: 78668557468 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- U00-8616
- Short Description:
- EATON SERIES G ELECTRONIC MOLDED CASE CIRCUIT BREAKER, RG-FRAME, RG, DIGITRIP 310 RMS, ELECTRONIC LSIG TRIP, THREE-POLE, 1600A, 125 kAIC AT 240 VAC, 65 kAIC AT 480 VAC, LINE AND LOAD, IMPERIAL, 50/60 HZ, 80% RATED
MSRP $34,018.89Surplus $13,488.69 -
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Eaton RGH316038E Molded Case Breakers (MCCBs)
MSRP $45,895.28Surplus $11,152.55SKU: C15-18024 Brand: Eaton MPN: RGH316038E UPC: 78668557724 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-18024
- Short Description:
- EATON SERIES G ELECTRONIC MOLDED CASE CIRCUIT BREAKER, RG-FRAME, RG, DIGITRIP 310 RMS, ELECTRONIC ALSI WITH MAINTENANCE MODE TRIP, THREE-POLE, 1600A, 125 kAIC AT 240 VAC, 65 kAIC AT 480 VAC, LINE AND LOAD, IMPERIAL, 50/60 HZ, 80% RATED
MSRP $45,895.28Surplus $11,152.55 -
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Eaton RGH316039B21E Molded Case Breakers (MCCBs) RGH 690V 50/60Hz R Frame
MSRP $39,381.14Surplus $38,601.25SKU: C15-5033 Brand: Eaton MPN: RGH316039B21E UPC: Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In. Product...- SKU:
- C15-5033
MSRP $39,381.14Surplus $38,601.25 -
Eaton RGH316039E Molded Case Breakers (MCCBs)
MSRP $31,309.90Surplus $12,642.62SKU: C15-11931 Brand: Eaton MPN: RGH316039E UPC: 78668557732 Shipping Weight: 153.00 lbs. Shipping Height: 24.00 In. Shipping Length: 24.00 In. Shipping Width: 24.00...- SKU:
- C15-11931
- TS PIK:
- 124790993
- Short Description:
- RGH 310+ 3P BKR- LSIG COT ARMS 1600A ENG. CONDUCTORS
MSRP $31,309.90Surplus $12,642.62 -
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Eaton RGH320032E Molded Case Breakers (MCCBs)
MSRP $23,200.19Surplus $0.00SKU: C15-19251 Brand: Eaton MPN: RGH320032E UPC: 78668557469 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-19251
- Short Description:
- EATON SERIES G ELECTRONIC MOLDED CASE CIRCUIT BREAKER, RG-FRAME, RG, DIGITRIP 310 RMS, ELECTRONIC LSI TRIP, THREE-POLE, 2000A, 125 kAIC AT 240 VAC, 65 kAIC AT 480 VAC, LINE AND LOAD, IMPERIAL, 50/60 HZ, 80% RATED
MSRP $23,200.19Surplus $0.00 -
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Eaton RGH320033E Molded Case Breakers (MCCBs)
MSRP $30,302.54Surplus $22,833.63SKU: U00-8617 Brand: Eaton MPN: RGH320033E UPC: 78668557470 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- U00-8617
- Type:
- Electronic RMS 310 Digitrip LS, High Interrupting Capacity
- Maximum AC Voltage Rating:
- 480 V
- Interrupting Rating:
- 125 A at 240 VAC, 65 kA at 480 VAC, 50 kA at 600 VAC (UL/CSA), 135 A at 240 VAC, 70 kA at 415 VAC, 25 kA at 690 VAC (IEC)
- Terminal Type:
- Aluminum Wire Line and Load
- Frame Type:
- RG
- Approval:
- UL 489, CSA C22.2, CE
- Catalog:
- EatonCorp-CutlerHammer_00123_V4T2_142-V4T2_144_V4T2_212-V4T2_222_CAT.pdf
- Current Rating:
- 2000 A
- Number of Poles:
- 3
- Short Description:
- EATON SERIES G ELECTRONIC MOLDED CASE CIRCUIT BREAKER, RG-FRAME, RG, COMPLETE BREAKER, DIGITRIP 310 RMS, ELECTRONIC LS TRIP, THREE-POLE, 2000A, 125 kAIC AT 240 VAC, 65 kAIC AT 480 VAC, LINE AND LOAD, IMPERIAL, 50/60 HZ, 80% RATED
- Size:
- 15.5 Inch Width x 9.75 Inch Depth x 16 Inch Height
- Voltage Rating:
- 240/480 VAC 50/60 Hertz
MSRP $30,302.54Surplus $22,833.63 -
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Eaton RGH320035E Molded Case Breakers (MCCBs)
MSRP $73,368.62Surplus $0.00SKU: C15-19252 Brand: Eaton MPN: RGH320035E UPC: 78668557471 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-19252
- Voltage Rating:
- 240/480 VAC 50/60 Hertz
- Terminal Type:
- Aluminum Wire Line and Load
- Short Description:
- EATON SERIES G ELECTRONIC MOLDED CASE CIRCUIT BREAKER, RG-FRAME, RG, DIGITRIP 310 RMS, ELECTRONIC LSG TRIP, THREE-POLE, 2000A, 125 kAIC AT 240 VAC, 65 kAIC AT 480 VAC, LINE AND LOAD, IMPERIAL, 50/60 HZ, 80% RATED
- Size:
- 15.5 Inch Width x 9.75 Inch Depth x 16 Inch Height
- Type:
- Electronic RMS 310 Digitrip LSG, High Interrupting Capacity
- Approval:
- UL 489, CSA C22.2, CE
- Number of Poles:
- 3
- Frame Type:
- RG
- Maximum AC Voltage Rating:
- 480 V
- Current Rating:
- 2000 A
- Interrupting Rating:
- 125 A at 240 VAC, 65 kA at 480 VAC, 50 kA at 600 VAC (UL/CSA), 135 A at 240 VAC, 70 kA at 415 VAC, 25 kA at 690 VAC (IEC)
- Catalog:
- EatonCorp-CutlerHammer_00123_V4T2_142-V4T2_144_V4T2_212-V4T2_222_CAT.pdf
MSRP $73,368.62Surplus $0.00 -
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Eaton RGH320036E Molded Case Breakers (MCCBs)
MSRP $39,544.40Surplus $28,621.60SKU: U00-8618 Brand: Eaton MPN: RGH320036E UPC: 78668557472 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- U00-8618
- Short Description:
- EATON SERIES G ELECTRONIC MOLDED CASE CIRCUIT BREAKER, RG-FRAME, RG, DIGITRIP 310 RMS, ELECTRONIC LSIG TRIP, THREE-POLE, 2000A, 125 kAIC AT 240 VAC, 65 kAIC AT 480 VAC, LINE AND LOAD, IMPERIAL, 50/60 HZ, 80% RATED
MSRP $39,544.40Surplus $28,621.60
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