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 NZM2-XSM-L Circuit Breaker Accessories Main Breaker Kit
MSRP $1,050.00Surplus $155.05Eaton NZM2-XSM-L Circuit Breaker Accessories Main Breaker Kit​ ARCA SKU: C15-3370 Brand: Eaton MPN: NZM2-XSM-L UPC: 015082666648 Shipping Weight: 5.95 Shipping Height: 8.00 In. Shipping...- SKU:
- C15-3370
- Short Description:
- MAIN SWTH ASSEMBLY KIT LAT.LEFT
MSRP $1,050.00Surplus $155.05 -
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Eaton NZM3-XTDGVR-AB10V6 Circuit Breaker Accessories Rotary Handle
MSRP $700.00Surplus $198.12Eaton NZM3-XTDGVR-AB10V6 Circuit Breaker Accessories Rotary Handle​ ARCA SKU: C15-3670 Brand: Eaton MPN: NZM3-XTDGVR-AB10V6 UPC: 015081192476 Shipping Weight: 3.30 Shipping Height: 6.00 In...- SKU:
- C15-3670
- Type:
- Rotary Handle
- Type:
- Padlockable
- Used On:
- NZM3 Series Molded Case Circuit Breaker
- Short Description:
- Frame J-K, Red/Yellow, Padlockable, Rotary Handle for NZM3 Molded Case Circuit Breaker
MSRP $700.00Surplus $198.12 -
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Eaton NZM4-XKA Circuit Breaker Accessories
MSRP $2,046.10Surplus $826.07SKU: C15-9540 Brand: Eaton MPN: NZM4-XKA UPC: 01508266836 Shipping Weight: 5.90 lbs. Shipping Height: 7.00 In. Shipping Length: 7.00 In. Shipping Width: 9.00 In...- SKU:
- C15-9540
- TS PIK:
- 124502609
MSRP $2,046.10Surplus $826.07 -
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Eaton NZM4-XTVDVR-NA Circuit Breaker Accessories
MSRP $1,297.78Surplus $287.28SKU: C15-11272 Brand: Eaton MPN: NZM4-XTVDVR-NA UPC: 01508271452 Shipping Weight: 4.30 lbs. Shipping Height: 7.00 In. Shipping Length: 10.00 In. Shipping Width: 7.00...- SKU:
- C15-11272
- TS PIK:
- 124502728
- Catalog:
- Eaton-Moeller_00013_254_CAT.pdf
- Used On:
- NZM4/N4 Series Molded Case Circuit Breaker, Switch Disconnector, Power Circuit Breaker
- Type:
- Door Coupling Rotary Handle, Lockable
- Data Sheet:
- Eaton-Moeller_00987_1-3_DATA.pdf
- Short Description:
- Size 4, NZM4 Frame, Double Lock, Red/Yellow, NEMA 4X/12, IP66, Lockable, Door Coupling Rotary Handle for NZM4/N4 Power Molded Case Circuit Breaker
- Country of Origin:
- Germany
MSRP $1,297.78Surplus $287.28 -
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Eaton NZMB2-A125-NA Molded Case Breakers (MCCBs)
MSRP $4,602.00Surplus $735.00SKU: C15-11261 Brand: Eaton MPN: NZMB2-A125-NA UPC: 4015082692148 Shipping Weight: 5.45 lbs. Shipping Height: 5.00 In. Shipping Length: 9.00 In. Shipping Width: 7.00...- SKU:
- C15-11261
- TS PIK:
- 124501779
- Interrupting Rating:
- 25 kA
- Data Sheet:
- Eaton-Moeller_01066_1-9_DATA.pdf
- Number of Poles:
- 3
- Voltage Rating:
- 600 VAC Star/347 V, 480 V
- Short Description:
- 600 VAC Star/347 VAC, 480 V, 125 A, 25 kA, 3-Pole, Front Screw Terminal, NZM2 Frame, Thermal Magnetic, Molded Case Circuit Breaker
- Frame Type:
- NZM2
- Series:
- NZMB2
- Type:
- Thermal Magnetic, Adjustable Thermal
- Terminal Type:
- Front Screw
- Catalog:
- Eaton-Moeller_00013_148_CAT.pdf
- Maximum AC Voltage Rating:
- 600
- Current Rating:
- 125 A
- Size:
- 105 Millimeter Width x 149 Millimeter Depth x 184 Millimeter Height
- Installation/Operator:
- Eaton_00324_INST.pdf
- Country of Origin:
- Germany
MSRP $4,602.00Surplus $735.00 -
Eaton ORPK40A350 Circuit Breaker Accessories
MSRP $384.67Surplus $153.47SKU: C15-11649 Brand: Eaton MPN: ORPK40A350 UPC: 78211442720 Shipping Weight: 0.05 lbs. Shipping Height: 1.00 In. Shipping Length: 1.00 In. Shipping Width: 1.00 In...- SKU:
- C15-11649
- TS PIK:
- 117057285
- Short Description:
- KD 400A FR KEP OPTIM 550 PLUG 350A
MSRP $384.67Surplus $153.47 -
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Eaton ORPK40A400 Rating Plug
MSRP $349.70Surplus $95.93SKU: A13-1535 Brand: Eaton MPN: ORPK40A400 UPC: 78211442721 Shipping Weight: 0.05 lbs. Shipping Height: 2.00 In. Shipping Length: 1.00 In. Shipping Width: 1.00 In...- SKU:
- A13-1535
- TS PIK:
- 117057286
- Short Description:
- 400 A, K Frame, Fixed, Electronic OPTIM 550 Digitrip, Molded Case Circuit Breaker Rating Plug
- Type:
- Digitrip OPTIM 550
- Maximum Breaker Current Rating:
- 400 A
- Catalog:
- Eaton_03771_V4T2_273-V4T2_282_CAT.pdf
- Approval:
- UL
- Frame Type:
- K
- Plug Current Rating:
- 400 A
MSRP $349.70Surplus $95.93 -
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Eaton PDD23F0200TFFL Molded Case Breakers (MCCBs) EA
MSRP $822.60Surplus $296.14SKU: C15-9588 Brand: Eaton MPN: PDD23F0200TFFL UPC: 78668704283 Shipping Weight: 4.80 lbs. Shipping Height: 6.00 In. Shipping Length: 7.00 In. Shipping Width: 8.00 In...- SKU:
- C15-9588
- TS PIK:
- 127810488
- Short Description:
- EATON POWER DEFENSE MOLDED CASE CIRCUIT BREAKER, UL/CSA 240V MAX, FRAME 2, THREE
MSRP $822.60Surplus $296.14 -
Eaton PDD23G0100TFFL Molded Case Breakers (MCCBs)
MSRP $468.00Surplus $258.92SKU: C15-11504 Brand: Eaton MPN: PDD23G0100TFFL UPC: Shipping Weight: 4.05 lbs. Shipping Height: 5.00 In. Shipping Length: 7.00 In. Shipping Width: 4.00 In. Product...- SKU:
- C15-11504
MSRP $468.00Surplus $258.92 -
Eaton PDG23F0040TFFJ Molded Case Breakers (MCCBs) EA
MSRP $600.00Surplus $517.37SKU: C15-9812 Brand: Eaton MPN: PDG23F0040TFFJ UPC: 78667921334 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-9812
- TS PIK:
- 127776559
- Maximum AC Voltage Rating:
- 600 V
- Terminal Type:
- Standard Line and Load
- Installation/Operator:
- Eaton_00610_INST.pdf
- Interrupting Rating:
- 25 kA at 480 VAC
- Catalog:
- Eaton_46579_V4T2_29_V4T2_33_CAT.pdf
- Short Description:
- 600 VAC, 40 A, 25 kA, 3-Pole, Line/Load Terminal, PD2 Frame, Power Defense Fixed Thermal/Fixed Magnetic, Globally Rated, Molded Case Circuit Breaker
- Type:
- Power Defense Fixed Thermal Magnetic Trip, Globally Rated
- Number of Poles:
- 3
- Current Rating:
- 40 A
- Voltage Rating:
- 600 VAC
- Frame Type:
- PD2
- Country of Origin:
- Dominican Republic
MSRP $600.00Surplus $517.37 -
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Eaton PDG23M0020TFFL Molded Case Breakers (MCCBs)
MSRP $739.00Surplus $212.06SKU: C15-11503 Brand: Eaton MPN: PDG23M0020TFFL UPC: Shipping Weight: 37.40 lbs. Shipping Height: 11.00 In. Shipping Length: 24.00 In. Shipping Width: 8.00 In...- SKU:
- C15-11503
MSRP $739.00Surplus $212.06 -
Eaton PDG23M0225TFFL Molded Case Breakers (MCCBs) PDG 3P 225A 480V 50/60Hz 3Ph 3 Frame
MSRP $1,145.21Surplus $739.58SKU: C15-3180 Brand: Eaton MPN: PDG23M0225TFFL UPC: 786679862148 Shipping Weight: 4.10 lbs. Shipping Height: 4.00 In. Shipping Length: 7.00 In. Shipping Width: 5.00...- SKU:
- C15-3180
- Series:
- Power Defense
- Volts:
- 480 V
- Amps:
- 225 A
- Poles:
- 3
- Frequency Rating:
- 50/60 Hz
- Frame:
- 3
- Short Description:
- EATON POWER DEFENSE MOLDED CASE CIRCUIT BREAKER, GLOBALLY RATED, FRAME 2, THREE
MSRP $1,145.21Surplus $739.58 -
Eaton PDG2XST130ACDCS Shunt Trips
MSRP $326.28Surplus $285.95SKU: A13-1577 Brand: Eaton MPN: PDG2XST130ACDCS UPC: Shipping Weight: 0.25 lbs. Shipping Height: 3.00 In. Shipping Length: 5.00 In. Shipping Width: 3.00 In. Product...- SKU:
- A13-1577
- Country of Origin:
- China
- Short Description:
- is a shunt trip accessory designed for Eaton's Power Defense PDG2 global J-K frame molded case circuit breakers. It operates with a voltage rating of 110–130 VAC / 125 VDC and features a 0.75-meter pigtail connection.
MSRP $326.28Surplus $285.95 -
Eaton PDG33P0400P2MN Molded Case Breakers (MCCBs) PDG 3P 400A 600V 50/60Hz 3Ph 3 Frame
MSRP $4,962.98Surplus $1,459.94SKU: C15-3372 Brand: Eaton MPN: PDG33P0400P2MN UPC: 786679321782 Shipping Weight: 11.40 lbs. Shipping Height: 5.00 In. Shipping Length: 11.00 In. Shipping Width: 6.00...- SKU:
- C15-3372
- Series:
- Power Defense
- Volts:
- 600 V
- Amps:
- 400 A
- Poles:
- 3
- Frequency Rating:
- 50/60 Hz
- Frame:
- 3
- Short Description:
- POWER DEFENSE GLOBALLY RATED, FRAME 3, THREE POLE, 400A, 100KA/480V, PXR25 LSI W
- Country of Origin:
- Dominican Republic
MSRP $4,962.98Surplus $1,459.94 -
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Eaton PDG3XTFA30225 Trip Units
MSRP $327.54Surplus $248.81SKU: C15-4016 Brand: Eaton MPN: PDG3XTFA30225 UPC: 786679588802 Shipping Weight: 1.70 lbs. Shipping Height: 4.00 In. Shipping Length: 6.00 In. Shipping Width: 4.00 In...- SKU:
- C15-4016
- TS PIK:
- 21526890
- Country of Origin:
- Dominican Republic
MSRP $327.54Surplus $248.81 -
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Eaton QB1030EP Miniature Circuit Breakers (MCBs) EA
MSRP $279.82Surplus $138.12Eaton QB1030EP Miniature Circuit Breakers (MCBs) EA​ ARCA SKU: C15-9368 Brand: Eaton MPN: QB1030EP UPC: 78667918601 Shipping Weight: 0.50 lbs. Shipping Height: 2.00 In. Shipping...- SKU:
- C15-9368
- TS PIK:
- 127411660
- Short Description:
- EATON QB GFCI CIRCUIT BREAKER,BOLT-ON EQUIPMENT PROTECTION,30A,10 KAIC,SINGLE-PO
- Mounting:
- Bolt-On
- Number of Poles:
- 1
MSRP $279.82Surplus $138.12 -
Eaton QBGFT1025 Miniature Circuit Breakers (MCBs) EA
MSRP $705.00Surplus $105.97Eaton QBGFT1025 Miniature Circuit Breakers (MCBs) EA​ ARCA SKU: C15-9662 Brand: Eaton MPN: QBGFT1025 UPC: 78668013097 Shipping Weight: 0.45 lbs. Shipping Height: 2.00 In. Shipping...- SKU:
- C15-9662
- TS PIK:
- 126205862
- Interrupting Rating:
- 10000 A at 120 VAC
- Mounting:
- Bolt-On
- Voltage Rating:
- 120/240 VAC
- Number of Poles:
- 1
- Current Rating:
- 25 A
- Terminal Type:
- Steel Box Lug Standard Load
- Catalog:
- Eaton_03771_V4T1_3-V4T1_46_CAT.pdf
- Wire Size:
- 14 to 4 AWG/14 to 8 AWG Copper/Aluminum (Standard Load)
- Type:
- Non-Interchangeable Trip, Miniature
MSRP $705.00Surplus $105.97 -
Eaton QBGFT2020 Miniature Circuit Breakers (MCBs) 2P 20A
MSRP $687.14Surplus $289.94Eaton QBGFT2020 Miniature Circuit Breakers (MCBs) 2P 20A​ ARCA SKU: C15-5010 Brand: Eaton MPN: QBGFT2020 UPC: 78667602671 Shipping Weight: 0.70 lbs. Shipping Height: 2.00 In...- SKU:
- C15-5010
- Series:
- QBGFT
- Type:
- Thermal Magnetic
- Approval:
- UL 489/943/1053
- Approval:
- CSA
- Size:
- 2 Inch Width x 2.75 Inch Depth x 4.5 Inch Height
- Volts:
- 120/240 VAC
- Amps:
- 32 A
- Poles:
- 2
- Mounting:
- Bolt-On
- Interrupting Rating:
- 10 kA
- Trip Sensitivity:
- 5 Milliamp
- Short Description:
- 120/240 VAC, 20 A, 10 kA, 5 mA Trip Sensitivity, 2-Pole, 14 to 10 Copper/12 to 10 Aluminum, Bolt-On Mount, Thermal/Magnetic Trip
- Catalog:
- Eaton_14663_V4T1_17_CAT.pdf
- Voltage Rating:
- 120/240 VAC
- Number of Poles:
- 2
- Current Rating:
- 20 A
- Country of Origin:
- Dominican Republic
MSRP $687.14Surplus $289.94 -
Eaton QBHW1060 Miniature Circuit Breakers (MCBs) 1P 60A 240V EA
MSRP $140.16Surplus $18.21Eaton QBHW1060 Miniature Circuit Breakers (MCBs) 1P 60A 240V EA​ ARCA SKU: C15-2699 Brand: Eaton MPN: QBHW1060 UPC: 786679392409 Shipping Weight: 0.35 lbs. Shipping Height: 1.00 In...- SKU:
- C15-2699
- Approval:
- UL 489
- Approval:
- CSA
- Amps:
- 60 A
- Interrupting Rating:
- 22000 A at 120/240 VAC
- Interrupting Rating:
- 5000 Amp at 24 to 48 Volt DC
- Mounting:
- Bolt-On
- Poles:
- 1
- Size:
- 1 Inch Width x 3.25 Inch Depth x 3.5 Inch Height
- Terminal Type:
- Steel Box Lug Standard Load
- Type:
- Thermal Magnetic
- Type:
- Non-Interchangeable Trip
- Type:
- Miniature
- Volts:
- 120/240 VAC
- Volts:
- 24/48/62.5 VDC
- Gauge:
- 8 to 1/0 AWG Copper/Aluminum (Standard Load)
- Short Description:
- 120/240 VAC, 60 A, 22 kA Interrupt, 1-Pole, Extended Tang Line/Steel Box Lug Load Terminal, Bolt-On Mount, Thermal Magnetic, Type QBHW, Non-Interchangeable Industrial Circuit Breaker
- Voltage Rating:
- 120/240 VAC
- Current Rating:
- 60 A
- Number of Poles:
- 1
- Catalog:
- EatonCorp_00004_V4T1_11_V4T1_12_V4T1_46_CAT.pdf
- Wire Size:
- 8 to 1/0 AWG Copper/Aluminum (Standard Load)
- Series:
- QBHW
- Country of Origin:
- Dominican Republic
MSRP $140.16Surplus $18.21 -
Eaton QBHW2025 Miniature Circuit Breakers (MCBs)
MSRP $306.81Surplus $74.99Eaton QBHW2025 Molded Case Breakers (MCCBs)​ ARCA SKU: C15-2930 Brand: Eaton MPN: QBHW2025 UPC: 786679392607 Shipping Weight: 0.65 lbs. Shipping Height: 4.00 In. Shipping...- SKU:
- C15-2930
- Series:
- QBHW
- Type:
- Thermal Magnetic
- Approval:
- UL
- Approval:
- CSA
- Size:
- 3.8 Inch Length x 2.3 Inch Width x 4.7 Inch Height
- Volts:
- 120/240 VAC
- Amps:
- 32 A
- Poles:
- 2
- Mounting:
- Bolt-On
- Interrupting Rating:
- 22 kA
- Terminal Type:
- Extended Tang Line Terminal
- Terminal Type:
- Box Lug Load Terminal
- Wire Size:
- 14 to 4 AWG (Copper/Aluminum)
- Short Description:
- 120/240 VAC, 25 A, 22 kA, 2-Pole, Extended Tang Line/Steel Box Lug Load Terminal, Bolt-On Mount, Thermal Magnetic, Miniature
- Catalog:
- Eaton_03771_V4T1_12_CAT.pdf
- TS PIK:
- 21510593
- Voltage Rating:
- 120/240 VAC
- Current Rating:
- 25 A
- Number of Poles:
- 2
- Country of Origin:
- Dominican Republic
MSRP $306.81Surplus $74.99
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