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
- Product
- Qty in Cart
- Price
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Eaton A201100-7 Conduit Fittings Female Plug 1135A 1000V 50/60Hz
MSRP $707.88Surplus $244.37Eaton A201100-7 Conduit Fittings Female Plug 1135A 1000V 50/60Hz​ ARCA SKU: C26-2498 Brand: Eaton MPN: A201100-7 UPC: 662275107206 Shipping Weight: 1.85 lbs. Shipping Height: 4.00 In...- SKU:
- C26-2498
- Type:
- Female
- Material:
- Rubber
- Used On:
- Roughneck E1049 Series 1-Pole Female Plug
- Color:
- Blue
- Cable Size:
- 313 to 777 KCMIL
- Short Description:
- 1000 VAC/DC, 313 to 777 KCMIL, Rubber, Blue, Female, Cam Type
- Catalog:
- Eaton-CrouseHinds_00202_1481-1487_CAT.pdf
- Installation/Operator:
- Eaton-CrouseHinds_00026_INST.pdf
MSRP $707.88Surplus $244.37 -
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Eaton A20RES20T1 Rating Plug EA
MSRP $602.39Surplus $108.43SKU: A13-1549 Brand: Eaton MPN: A20RES20T1 UPC: 78667958200 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- A13-1549
- TS PIK:
- 107005000
- Frame Type:
- GR
- Type:
- Adjustable
- Plug Current Rating:
- 1250 A
- Maximum Breaker Current Rating:
- 2000 A
- Short Description:
- 1000/1200/1600/2000 A, J/K Frame, Adjustable, Electronic RMS 310 Digitrip, Molded Case Circuit Breaker Rating Plug
- Catalog:
- Eaton_03777_77_CAT.pdf
MSRP $602.39Surplus $108.43 -
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Eaton A25RES25T1 Rating Plug
MSRP $464.54Surplus $125.43SKU: A13-1631 Brand: Eaton MPN: A25RES25T1 UPC: 78667958210 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- A13-1631
- Short Description:
- EATON MOLDED CASE CIRCUIT BREAKER ACCESSORY RATING PLUG, RATING PLUG, 1200, 1600, 2000, 2500 A, FRAME J-K, SERIES G
MSRP $464.54Surplus $125.43 -
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Eaton A2L1RPK Circuit Breaker Accessories
MSRP $1,592.75Surplus $516.06SKU: C15-9939 Brand: Eaton MPN: A2L1RPK UPC: 78667955324 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-9939
- TS PIK:
- 107004593
MSRP $1,592.75Surplus $516.06 -
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Eaton A2L1RPK Circuit Breaker Accessories EA
MSRP $1,592.75Surplus $468.61SKU: C15-9731 Brand: Eaton MPN: A2L1RPK UPC: 78667955324 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-9731
- TS PIK:
- 107004593
MSRP $1,592.75Surplus $468.61 -
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Eaton A2LCL225 Rating Plug Adjustable 225A
MSRP $729.66Surplus $328.35Eaton A2LCL225 Rating Plug Adjustable 225A​ ARCA SKU: A13-1070 Brand: Eaton MPN: A2LCL225 UPC: 786679013649 Shipping Weight: 0.04 lbs. Shipping Height: 0.00 In. Shipping...- SKU:
- A13-1070
MSRP $729.66Surplus $328.35 -
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Eaton A4KES300T5 Rating Plug Adjustable 300A K Frame
MSRP $368.91Surplus $84.74Eaton A4KES300T5 Rating Plug Adjustable 300A K Frame​ ARCA SKU: A13-1034 Brand: Eaton MPN: A4KES300T5 UPC: 782116063093 Shipping Weight: 0.06 lbs. Shipping Height: 0.00 In. Shipping...- SKU:
- A13-1034
MSRP $368.91Surplus $84.74 -
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Eaton A4KES400T1 Rating Plug Adjustable 400A K Frame
MSRP $442.42Surplus $177.24Eaton A4KES400T1 Rating Plug Adjustable 400A K Frame​ ARCA SKU: A13-1078 Brand: Eaton MPN: A4KES400T1 UPC: 786679268841 Shipping Weight: 0.04 lbs. Shipping Height: 1.40 In. Shipping...- SKU:
- A13-1078
- Type:
- Digitrip 310
- Approval:
- UL
- Frame Type:
- K
- Accessory Type:
- Plugs
- Maximum Breaker Current Rating:
- 200/250/300/400 Amp
- Short Description:
- 200 to 400 A, K-Frame, Electronic 310 Digitrip, Adjustable
- Catalog:
- EatonCorp-CutlerHammer_00004_43_44_46_48_CAT.pdf
MSRP $442.42Surplus $177.24 -
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Eaton A6LES600T1 Rating Plug Adjustable 600A LD Frame EA
MSRP $545.88Surplus $354.48Eaton A6LES600T1 Rating Plug Adjustable 600A LD Frame EA​ ARCA SKU: A13-1035 Brand: Eaton MPN: A6LES600T1 UPC: 786679269121 Shipping Weight: 0.05 lbs. Shipping Height: 2.00 In. Shipping...- SKU:
- A13-1035
- Short Description:
- EATON MOLDED CASE CIRCUIT BREAKER ACCESSORY RATING PLUG, ADJUSTABLE DIGITRIP RMS
- Amps:
- 600 A
- Type:
- Adjustable
- Frame Type:
- LD
- TS PIK:
- 107000552
- Country of Origin:
- United States
MSRP $545.88Surplus $354.48 -
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Eaton A8MES800T Rating Plug Adjustable 800A M Frame EA
MSRP $498.24Surplus $224.89Eaton A8MES800T Rating Plug Adjustable 800A M Frame EA​ ARCA SKU: A13-1060 Brand: Eaton MPN: A8MES800T UPC: 786679085332 Shipping Weight: 0.04 lbs. Shipping Height: 2.00 In...- SKU:
- A13-1060
- Series:
- C
- Type:
- RMS 310 Digitrip
- Type:
- Adjustable
- Frame Type:
- M
- Maximum Breaker Current Rating:
- 800 Amp
- Plug Current Rating:
- 800 Amp
- Short Description:
- 400/500/600/800 A, J/K Frame, Adjustable, Electronic RMS 310 Digitrip
- Catalog:
- Eaton_00102_70_CAT.pdf
- TS PIK:
- 115574763
MSRP $498.24Surplus $224.89 -
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Eaton A8NES800T1 Rating Plug
MSRP $464.20Surplus $125.33SKU: A13-1632 Brand: Eaton MPN: A8NES800T1 UPC: 78667926112 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- A13-1632
- Frame Type:
- GN
- Maximum Breaker Current Rating:
- 400/500/600/800 A
- Short Description:
- 400 to 800 A, GN-Frame, Electronic RMS 310 Digitrip, Adjustable, Molded Case Breaker Rating Plug
- Catalog:
- EatonCorp-CutlerHammer_00004_75-82_CAT.pdf
- Accessory Type:
- Plugs
- Approval:
- UL
- Type:
- Digitrip RMS 310 adjustable
MSRP $464.20Surplus $125.33 -
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Eaton AA114LPK Circuit Breaker Accessories EA
MSRP $1,122.30Surplus $411.71SKU: C15-6815 Brand: Eaton MPN: AA114LPK UPC: 78667902164 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-6815
- Used On:
- HMCP C Series L/M Frame Molded Case Circuit Breaker
- Catalog:
- Eaton_03771_V4T2_384_CAT.pdf
MSRP $1,122.30Surplus $411.71 -
Eaton AA115RPK Circuit Breaker Accessories Auxillary and Alarm Switch Combo 250V
MSRP $1,116.27Surplus $244.45Eaton AA115RPK Circuit Breaker Accessories Auxillary and Alarm Switch Combo 250V​ ARCA SKU: C15-3252 Brand: Eaton MPN: AA115RPK UPC: 786678262482 Shipping Weight: 0.25 Shipping Height: 2...- SKU:
- C15-3252
- Volts:
- 250 V
- Short Description:
- EATON MOLDED CASE CIRCUIT BREAKER ACCESSORY AUXILIARY BELL ALARM COMBINATION, AU
- Country of Origin:
- United States
MSRP $1,116.27Surplus $244.45 -
Eaton AAL3RPK Circuit Breaker Accessories EA
MSRP $1,034.19Surplus $356.09SKU: S05-2124 Brand: Eaton MPN: AAL3RPK UPC: 786679554463 Shipping Weight: 0.25 lbs. Shipping Height: 2.00 In. Shipping Length: 4.00 In. Shipping Width: 2.00 In...- SKU:
- S05-2124
- Connection Type:
- Pigtail Lead
- Contact Configuration:
- 1A-1B
- Contact Configuration:
- 1MK-1BK
- Mounting Location:
- Right Pole
- Used On:
- HMCP C Series K Frame Molded Case Circuit Breaker
- Specification/Technical:
- Eaton_05192_1_2_SPEC.pdf
- TS PIK:
- 107004650
- Short Description:
- EATON MOLDED CASE CIRCUIT BREAKER ACCESSORY AUXILIARY BELL ALARM COMBINATION, FI
- Catalog:
- Eaton_03771_V4T2_383_V4T2_453_V4T2_462_CAT.pdf
- Country of Origin:
- Dominican Republic
MSRP $1,034.19Surplus $356.09 -
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Eaton AAL3RTK Circuit Breaker Accessories Al/Lo & Aux Switch
MSRP $1,020.98Surplus $452.50SKU: C15-3773 Brand: Eaton MPN: AAL3RTK UPC: 786679554524 Shipping Weight: 0.40 lbs. Shipping Height: 3.25 In. Shipping Length: 5.50 In. Shipping Width: 3.00 In...- SKU:
- C15-3773
- Type:
- Alarm Switch
- Used On:
- Molded Case Circuit Breaker
- Short Description:
- 1-Set Contact, Right Pole Mount, Terminal Block, Auxiliary/Alarm Switch for HMCP K-Frame Molded Case Circuit Breaker
- Specification/Technical:
- Eaton_05193_1_2_SPEC.pdf
- Catalog:
- Eaton_14666_V4T2_417_CAT.pdf
MSRP $1,020.98Surplus $452.50 -
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Eaton ACB-27-1 Air Circuit Breakers (ACBs)
MSRP $13,681.07Surplus $2,097.71SKU: C15-4335 Brand: Eaton MPN: ACB-27-1 UPC: Shipping Weight: 234.00 lbs. Shipping Height: 21.00 In. Shipping Length: 25.00 In. Shipping Width: 27.00 In. Product...- SKU:
- C15-4335
MSRP $13,681.07Surplus $2,097.71 -
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Eaton ACF2R-Y2-1 Miniature Circuit Breakers (MCBs) 2P 5000A 277V 50/60Hz 1Ph
MSRP $748.72Surplus $269.54Eaton ACF2R-Y2-1 Miniature Circuit Breakers (MCBs) 2P 5000A 277V 50/60Hz 1Ph​ ARCA SKU: C15-4238 Brand: Eaton MPN: ACF2R-Y2-1 UPC: Shipping Weight: 0.55 Shipping Height: 2.00 In. Shipping...- SKU:
- C15-4238
- Volts:
- 277 V
- Amps:
- 5000 A
- Poles:
- 2
- Frequency Rating:
- 50/60 Hz
MSRP $748.72Surplus $269.54 -
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Eaton AD1S-B2-AO-DN-H-A-61-6-3 Miniature Circuit Breakers (MCBs) 1P 6A 80V 50/60Hz 1Ph
MSRP $102.10Surplus $35.52Eaton AD1S-B2-AO-DN-H-A-61-6-3 Miniature Circuit Breakers (MCBs) 1P 6A 80V 50/60Hz 1Ph​ ARCA SKU: C15-4631 Brand: Eaton MPN: AD1S-B2-AO-DN-H-A-61-6-3 UPC: Shipping Weight: 0.35 Shipping...- SKU:
- C15-4631
- Poles:
- 1
- Volts:
- 80 V
- Amps:
- 0.25 A
- Number of Phases:
- 1
MSRP $102.10Surplus $35.52 -
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Eaton AM2-A3-A-0010-03E Miniature Circuit Breakers (MCBs) 2P 10A 250V 50/60Hz 1Ph
MSRP $62.62Surplus $22.54Eaton AM2-A3-A-0010-03E Miniature Circuit Breakers (MCBs) 2P 10A 250V 50/60Hz 1Ph​ ARCA SKU: C15-4381 Brand: Eaton MPN: AM2-A3-A-0010-03E UPC: Shipping Weight: 0.35 Shipping...- SKU:
- C15-4381
- Poles:
- 2
- Volts:
- 250 V
- Amps:
- 10 A
- Number of Phases:
- 1
MSRP $62.62Surplus $22.54 -
Eaton AUX1EBFSLG Circuit Breaker Accessories
MSRP $480.54Surplus $182.43Eaton AUX1EBFSLG Circuit Breaker Accessories​ ARCA SKU: C15-2454 Brand: Eaton MPN: AUX1EBFSLG UPC: 786685236537 Shipping Weight: 0.05 lbs. Shipping Height: 1.00 In. Shipping...- SKU:
- C15-2454
- Frame:
- LG
- Short Description:
- EATON MOLDED CASE CIRCUIT BREAKER ACCESSORY AUXILIARY SWITCH, EARLY BREAK HANDLE
- TS PIK:
- 123247158
- Country of Origin:
- United States
MSRP $480.54Surplus $182.43
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