
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 CHML Circuit Breaker Accessories
MSRP $147.62Surplus $81.93Eaton CHML Circuit Breaker Accessories​ ARCA SKU: C15-3546 Brand: Eaton MPN: CHML UPC: 78211426284 Shipping Weight: 0.05 lbs. Shipping Height: 1.00 In. Shipping Length: 8...- SKU:
- C15-3546
- Constructional Feature:
- 0
- Type:
- Mechanical Interlock
- Used On:
- BR Series 2/3/4-Pole Circuit Breaker
- Short Description:
- Mechanical Interlock for 2/3/4-Pole Circuit Breaker
- Specification/Technical:
- Eaton_38195_1_SPEC.pdf
- TS PIK:
- 116529726
- Catalog:
- Eaton_36601_V1T1_35_V1T1_42_CAT.pdf
- Country of Origin:
- Dominican Republic
MSRP $147.62Surplus $81.93 -
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Eaton CHMLCS Circuit Breaker Accessories Mechanical Interlock 3/4P
MSRP $90.00Surplus $46.50Eaton CHMLCS Circuit Breaker Accessories Mechanical Interlock 3/4P​ ARCA SKU: C15-3063 Brand: Eaton MPN: CHMLCS UPC: 782114793244 Shipping Weight: 0.05 Shipping Height: 2.00 In. Shipping...- SKU:
- C15-3063
- Constructional Feature:
- 0
- Enclosure:
- NEMA 1
- Type:
- Mechanical Interlock
- Used On:
- 2/3/4-Pole Breaker/CH 3/4 Inch Load Center
- Specification/Technical:
- Eaton_60393_1_SPEC.pdf
- Short Description:
- EATON CH 3/4-INCH LOADCENTER AND BREAKER ACCESSORIES - CLAMSHELL PACK,CLAMSHELL
MSRP $90.00Surplus $46.50 -
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Eaton CHN215CAF Miniature Circuit Breakers (MCBs) EA
MSRP $774.07Surplus $343.67SKU: C15-5269 Brand: Eaton MPN: CHN215CAF UPC: 78668921714 Shipping Weight: 0.85 lbs. Shipping Height: 6.00 In. Shipping Length: 2.00 In. Shipping Width: 4.00 In...- SKU:
- C15-5269
- Amps:
- 15 A
- Interrupting Rating:
- 10 Kiloamp
- Mounting:
- Plug-On
- Poles:
- 2
- Size:
- 6 Inch Width x 3.5 Inch Depth x 1.5 Inch Height
- Terminal Trip Sensitivity:
- 0
- Type:
- Combination
- Type:
- Branch Feeder
- Used On:
- CH Load Center
- Volts:
- 120/240 VAC
- Gauge:
- 0
- Short Description:
- 0
- Series:
- 0
MSRP $774.07Surplus $343.67 -
Eaton CHN215GF Miniature Circuit Breakers (MCBs) CH 2P 15A 240V 50/60Hz 1Ph
MSRP $300.00Surplus $224.77Eaton CHN215GF Miniature Circuit Breakers (MCBs) CH 2P 15A 240V 50/60Hz 1Ph​ ARCA SKU: C15-4021 Brand: Eaton MPN: CHN215GF UPC: 786689217211 Shipping Weight: 0.80 Shipping Height: 3.00 In...- SKU:
- C15-4021
- Series:
- CH
- Volts:
- 240 V
- Amps:
- 15 A
- Poles:
- 2
- Frequency Rating:
- 50/60 Hz
- Short Description:
- EATON CH GFCI CIRCUIT BREAKER,PLUG-IN CIRCUIT BREAKER,15 A,10 KAIC,TWO-POLE,120/
MSRP $300.00Surplus $224.77 -
Eaton CHN220CAF Miniature Circuit Breakers (MCBs) EA
MSRP $1,290.11Surplus $295.63SKU: C15-9613 Brand: Eaton MPN: CHN220CAF UPC: 78668921715 Shipping Weight: 0.95 lbs. Shipping Height: 7.00 In. Shipping Length: 4.00 In. Shipping Width: 3.00 In...- SKU:
- C15-9613
- TS PIK:
- 127778445
- Short Description:
- EATON CH AFCI CIRCUIT BREAKER, AFCI COMBINATION CIRCUIT BREAKER, 20 A, 10 KAIC,
- Type:
- Combination, Branch Feeder
- Current Rating:
- 20 A
- Mounting:
- Plug-On
- Size:
- 6 Inch Width x 3.5 Inch Depth x 1.5 Inch Height
- Catalog:
- Eaton_57988_V1T1_35_V1T1_37_CAT.pdf
- Used On:
- CH Load Center
- Number of Poles:
- 2
- Voltage Rating:
- 120/240 VAC
- Interrupting Rating:
- 10 kA
MSRP $1,290.11Surplus $295.63 -
Eaton CHN220GF Miniature Circuit Breakers (MCBs) CH 2P 20A 240V 50/60Hz 1Ph EA
MSRP $530.00Surplus $178.94SKU: C15-2566 Brand: Eaton MPN: CHN220GF UPC: 786689217228 Shipping Weight: 0.95 lbs. Shipping Height: 8.00 In. Shipping Length: 8.00 In. Shipping Width: 2.00 In...- SKU:
- C15-2566
- Approval:
- UL 489
- Amps:
- 20 A
- Interrupting Rating:
- 10 kA
- Mounting:
- Plug-On
- Poles:
- 2
- Size:
- 3.5 Inch Width x 3.5 Inch Depth x 2.1 Inch Height
- Terminal Trip Sensitivity:
- 5 MilliA
- Type:
- Common Trip
- Used On:
- CH Load Center
- Volts:
- 120/240 VAC
- Gauge:
- 14 to 6 AWG Copper/Aluminum at 60 Deg C
- TS PIK:
- 127778450
- Voltage Rating:
- 120/240 VAC
- Current Rating:
- 20 A
- Catalog:
- Eaton_57988_V1T1_35_V1T1_38_CAT.pdf
- Number of Poles:
- 2
- Wire Size:
- 14 to 6 AWG Copper/Aluminum at 60 Deg C
- Short Description:
- EATON CH GFCI CIRCUIT BREAKER,PLUG-IN CIRCUIT BREAKER,20 A,10 kAIC,TWO-POLE,120/
- Series:
- CH
- Country of Origin:
- Dominican Republic
- Trip Sensitivity:
- 5 MilliA
MSRP $530.00Surplus $178.94 -
Eaton CHN230SUR Miniature Circuit Breakers (MCBs)
MSRP $2,838.78Surplus $517.19SKU: C15-11678 Brand: Eaton MPN: CHN230SUR UPC: 78668921717 Shipping Weight: 0.90 lbs. Shipping Height: 7.00 In. Shipping Length: 4.00 In. Shipping Width: 3.00 In...- SKU:
- C15-11678
- TS PIK:
- 127778446
MSRP $2,838.78Surplus $517.19 -
Eaton CHN260GF Miniature Circuit Breakers (MCBs)
MSRP $825.23Surplus $214.80SKU: C15-11685 Brand: Eaton MPN: CHN260GF UPC: Shipping Weight: 0.95 lbs. Shipping Height: 2.00 In. Shipping Length: 7.00 In. Shipping Width: 4.00 In. Product...- SKU:
- C15-11685
- TS PIK:
- 127811542
MSRP $825.23Surplus $214.80 -
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Eaton CHND312T32W Molded Case Breakers (MCCBs) CHND 3P 1200A 600V 50/60Hz 3Ph N Frame
MSRP $62,750.00Surplus $15,047.81SKU: C15-1965 Brand: Eaton MPN: CHND312T32W UPC: 786679252901 Shipping Weight: 60.00 lbs. Shipping Height: 6.00 In. Shipping Length: 16.50 In. Shipping Width: 9.00 In...- SKU:
- C15-1965
- Amps:
- 1200 A
- Interrupting Rating:
- 100 kA at 240 VAC
- Interrupting Rating:
- 65 Kiloamp at 480 Volt AC
- Poles:
- 3
- Size:
- 8.25 Inch Width x 5.5 Inch Depth x 8.25 Inch Height
- Terminal Type:
- Line and Load
- Type:
- Digitrip 310 RMS
- Type:
- Electronic LSI Trip
- Used On:
- 0
- Volts:
- 600 VAC
- Gauge:
- (4) 4/0 to 500 KCMIL
- Gauge:
- (3) 500 to 750 KCMIL Copper/Aluminum
- Specification/Technical:
- Eaton_05542_1_2_SPEC.pdf
- TS PIK:
- 107000222
- Current Rating:
- 1200 A
- Short Description:
- Series C electronic molded case circuit breaker, NG-frame, CHND, Digitrip 310 RMS, Electronic LSI trip, Three-pole, 1200A, 600 Vac, 100 kAIC at 240 Vac, 65 kAIC at 480 Vac, Without terminals, 50/60 Hz, 100% rated
- Catalog:
- Eaton_03777_62_63_68_72_CAT.pdf
- Voltage Rating:
- 600 VAC
- Number of Poles:
- 3
MSRP $62,750.00Surplus $15,047.81 -
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Eaton CHND312T57WPN Molded Case Breakers (MCCBs) CHND 3P 1200A 600V 50/60Hz 3Ph N Frame
MSRP $37,040.00Surplus $10,714.22SKU: C15-3621 Brand: Eaton MPN: CHND312T57WPN UPC: 782113530352 Shipping Weight: 46.00 lbs. Shipping Height: 12.00 In. Shipping Length: 20.00 In. Shipping Width: 12...- SKU:
- C15-3621
- Series:
- C
- Volts:
- 600 V
- Amps:
- 1200 A
- Poles:
- 3
- Frequency Rating:
- 50/60 Hz
- Frame:
- N
- Short Description:
- CHND 3P 1200A OPTIM 550 LSIA ICK550 PNK
MSRP $37,040.00Surplus $10,714.22 -
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Eaton CHND3800T107W Molded Case Breakers (MCCBs) CHND 3P 800A 600V 50/60Hz 3Ph N Frame
MSRP $42,088.00Surplus $17,701.75SKU: C15-4760 Brand: Eaton MPN: CHND3800T107W UPC: 78667905030 Shipping Weight: 52.05 lbs. Shipping Height: 10.00 In. Shipping Length: 19.00 In. Shipping Width: 15.00...- SKU:
- C15-4760
- Series:
- C
- Volts:
- 600 V
- Amps:
- 800 A
- Poles:
- 3
- Frequency Rating:
- 50/60 Hz
- Frame:
- N
- Short Description:
- EATON SERIES C ELECTRONIC MOLDED CASE CIRCUIT BREAKER, NG-FRAME, CHND, OPTIM 105
MSRP $42,088.00Surplus $17,701.75 -
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Eaton CHND3800T56W Molded Case Breakers (MCCBs) CHND 3P 800A 600V 50/60Hz 3Ph N Frame
MSRP $31,530.00Surplus $11,447.32SKU: C15-2282 Brand: Eaton MPN: CHND3800T56W UPC: 782114408780 Shipping Weight: 45.00 lbs. Shipping Height: 6.00 In. Shipping Length: 16.50 In. Shipping Width: 9.00...- SKU:
- C15-2282
- Frame Type:
- CHND
- Voltage Rating:
- 600 V
- Current Rating:
- 800 A
- Number of Poles:
- 3
- Interrupting Rating:
- 65 kA at 480 Vac 100 kA at 240 Vac
- Short Description:
- CHND 3P 800A BKR W/ OPTIM 550 LSIG T/U
MSRP $31,530.00Surplus $11,447.32 -
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Eaton CHND3800T57WPN Molded Case Breakers (MCCBs) CHND 3P 800A 600V 50/60Hz 3Ph N Frame
MSRP $29,570.00Surplus $8,838.59SKU: C15-3734 Brand: Eaton MPN: CHND3800T57WPN UPC: 782113530321 Shipping Weight: 46.00 lbs. Shipping Height: 12.00 In. Shipping Length: 20.00 In. Shipping Width: 12...- SKU:
- C15-3734
- Frame Type:
- CHND
- Voltage Rating:
- 600 V
- Current Rating:
- 800 A
- Number of Poles:
- 3
- Interrupting Rating:
- 65 kA 480 V, 100 kA 240 V
- Short Description:
- CHND 3P 800A OPTIM 550 LSIA ICK550 PNK
MSRP $29,570.00Surplus $8,838.59 -
Eaton CHNT1515 Miniature Circuit Breakers (MCBs)
MSRP $151.78Surplus $26.86Eaton CHNT1515 Miniature Circuit Breakers (MCBs)​ ARCA SKU: C15-6739 Brand: Eaton MPN: CHNT1515 UPC: Shipping Weight: 0.30 lbs. Shipping Height: 1.00 In. Shipping...- SKU:
- C15-6739
- Size:
- 3/4 Inch W
- Series:
- CH
- Voltage Rating:
- 120/240 VAC
- Mounting:
- Plug-On
- Short Description:
- 120/240 VAC, 15 A, 10 kA, 1-Pole, Plug-On Mount, Non-CTL, Renewal, Circuit Breaker
- Catalog:
- Eaton_14709_V12T5_24_CAT.pdf
- Type:
- Thermal Magnetic
- Installation/Operator:
- Eaton_00008_INST.pdf
- Current Rating:
- 15 A
- Wire Size:
- 14 to 8 AWG (Aluminum/Copper)
- Interrupting Rating:
- 10 kA
- Used On:
- Loadcenter
- Number of Poles:
- 1
- Country of Origin:
- Dominican Republic
MSRP $151.78Surplus $26.86 -
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Eaton CHNT1515CS Miniature Circuit Breakers (MCBs) CH 1P 15A 120V 50/60Hz 1Ph
MSRP $136.00Surplus $42.38Eaton CHNT1515CS Miniature Circuit Breakers (MCBs) CH 1P 15A 120V 50/60Hz 1Ph​ ARCA SKU: C15-1554 Brand: Eaton MPN: CHNT1515CS UPC: 786685491073 Shipping Weight: 0.10 Shipping Height: 1.50...- SKU:
- C15-1554
- Series:
- CHNT
- Volts:
- 120 V
- Amps:
- 15 A
- Poles:
- 1
- Frequency Rating:
- 50/60 Hz
- Short Description:
- EATON CH THERMAL MAGNETIC CIRCUIT BREAKER,TYPE CHNT NON-CTL PLUG-ON REPLACEMENT
MSRP $136.00Surplus $42.38 -
Eaton CHNT2020 Miniature Circuit Breakers (MCBs) 120V
MSRP $67.80Surplus $26.93Eaton CHNT2020 Miniature Circuit Breakers (MCBs) 120V​ ARCA SKU: C15-2874 Brand: Eaton MPN: CHNT2020 UPC: 78211422086 Shipping Weight: 0.30 lbs. Shipping Height: 4.00 In. Shipping...- SKU:
- C15-2874
- Series:
- CH
- Type:
- Class L
- Size:
- 3/4 Inch W
- Volts:
- 120/240 VAC
- Amps:
- 32 A
- Used On:
- Loadcenter
- Mounting:
- Plug-On
- Interrupting Rating:
- 10 kA
- Application:
- HARC
- Wire Size:
- 14 to 8 AWG (Aluminum/Copper)
- Poles:
- 1
- Short Description:
- 120/240 VAC, 20 A, 10 kA, 1-Pole, Plug-On Mount, Non-CTL, Renewal
- Catalog:
- Eaton_14709_V12T5_24_CAT.pdf
- Data Sheet:
- Mersen_00019_PF4_PF5_DATA.pdf
- CAD Drawing:
- Mersen_00124_1_CAD.pdf
- TS PIK:
- 115463419
- Installation/Operator:
- Eaton_00008_INST.pdf
- Current Rating:
- 20 A
- Voltage Rating:
- 120/240 VAC
- Number of Poles:
- 1
- Country of Origin:
- Dominican Republic
MSRP $67.80Surplus $26.93 -
Eaton CHNT2020CS Miniature Circuit Breakers (MCBs) CH 1P 20A 240V 50/60Hz 1Ph
MSRP $145.00Surplus $41.90Eaton CHNT2020CS Miniature Circuit Breakers (MCBs) CH 1P 20A 240V 50/60Hz 1Ph​ ARCA SKU: C15-1555 Brand: Eaton MPN: CHNT2020CS UPC: 786685491080 Shipping Weight: 0.35 Shipping Height: 2.00...- SKU:
- C15-1555
- Series:
- CHNT
- Type:
- Class J
- Approval:
- UL 486
- Size:
- 3/4 Inch W
- Volts:
- 120/240 VAC
- Amps:
- 32 A
- Used On:
- Loadcenter
- Mounting:
- Plug-On
- Interrupting Rating:
- 10 kA
- Wire Size:
- 14 to 8 AWG (Aluminum/Copper)
- Poles:
- 2
- Short Description:
- 120/240 VAC, 20 A, 10 kA, 2-Pole, Plug-On Mount, Non-CTL, Thermal Magnetic
- Data Sheet:
- Mersen_00056_PF22_PF23_DATA.pdf
- CAD Drawing:
- Mersen_00353_1_CAD.pdf
- Voltage Rating:
- 120/240 VAC
- Current Rating:
- 20 A
- Installation/Operator:
- Eaton_00008_INST.pdf
MSRP $145.00Surplus $41.90 -
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Eaton CHP115 Miniature Circuit Breakers (MCBs) CH 1P 15A 120/240V 50/60Hz 1Ph
MSRP $99.00Surplus $12.45Eaton CHP115 Miniature Circuit Breakers (MCBs) CH 1P 15A 120/240V 50/60Hz 1Ph​ ARCA SKU: C15-4834 Brand: Eaton MPN: CHP115 UPC: 30782113923612 Shipping Weight: 0.30 Shipping Height: 4.00...- SKU:
- C15-4834
- Approval:
- UL 489
- Amps:
- 15 A
- Interrupting Rating:
- 10 kA at 120/240 VAC
- Mounting:
- Plug-On
- Poles:
- 1
- Terminal Type:
- Line Lug
- Type:
- Thermal Magnetic
- Used On:
- CH Series Loadcenter
- Volts:
- 120/240 VAC
- Gauge:
- (1) 14 to 8 AWG (Copper/Aluminum)
- Gauge:
- (2) 14 to 10 AWG Solid/Stranded (Copper/Aluminum)
- Short Description:
- 120/240 VAC, 15 A, 1-Pole, 10 kA, Thermal Magnetic, Circuit Breaker
- Series:
- CH
- Specification/Technical:
- Eaton_47659_1_2_SPEC.pdf
- Voltage Rating:
- 120/240 VAC
- Number of Poles:
- 1
- Current Rating:
- 15 A
- Catalog:
- Eaton_00001_V1T1_41_CAT.pdf
- Wire Size:
- (1) 14 to 8 AWG (Copper/Aluminum), (2) 14 to 10 AWG Solid/Stranded (Copper/Aluminum)
- Country of Origin:
- Dominican Republic
MSRP $99.00Surplus $12.45 -
Eaton CHP320 Miniature Circuit Breakers (MCBs) CH 3P 20A 240V 50/60Hz 3Ph
MSRP $1,107.00Surplus $137.11Eaton CHP320 Miniature Circuit Breakers (MCBs) CH 3P 20A 240V 50/60Hz 3Ph​ ARCA SKU: C15-1568 Brand: Eaton MPN: CHP320 UPC: 621037071445 Shipping Weight: 0.86 Shipping Height: 3.38 In...- SKU:
- C15-1568
- Approval:
- UL 489
- Amps:
- 20 A
- Interrupting Rating:
- 10 kA at 240 VAC
- Mounting:
- Plug-On
- Poles:
- 3
- Terminal Type:
- Line Lug
- Type:
- Thermal Magnetic
- Used On:
- CH Series Loadcenter
- Volts:
- 240 VAC
- Gauge:
- 14 to 6 AWG (Copper/Aluminum)
- Short Description:
- 240 VAC, 20 A, 3-Pole, 10 kA, Thermal Magnetic, Circuit Breaker
- Series:
- CH
- Specification/Technical:
- Eaton_47679_1_2_SPEC.pdf
- Voltage Rating:
- 240 VAC
- Wire Size:
- 14 to 6 AWG (Copper/Aluminum)
- Number of Poles:
- 3
- Current Rating:
- 20 A
- Catalog:
- Eaton_00001_V1T1_41_CAT.pdf
MSRP $1,107.00Surplus $137.11 -
Eaton CHPL Circuit Breaker Accessories EA
MSRP $18.65Surplus $14.19Eaton CHPL Circuit Breaker Accessories EA​ ARCA SKU: C15-4204 Brand: Eaton MPN: CHPL UPC: 78211309911 Shipping Weight: 0.05 lbs. Shipping Height: 1.00 In. Shipping...- SKU:
- C15-4204
- Type:
- Padlockable
- Used On:
- CH Series Circuit Breaker
- Poles:
- 1/2/3 (CH)
- Accessory Type:
- Handle Accessories
- Locking Provision:
- On/Off
- Short Description:
- 1/2/3-Pole, ON/OFF Locking Provision, Padlockable
- Catalog:
- Eaton_36601_V1T1_35_V1T1_42_CAT.pdf
- Country of Origin:
- United States
MSRP $18.65Surplus $14.19
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