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 NZM2-4-XFI Other Circuit Breakers EA
MSRP $2,391.00Surplus $641.12SKU: C15-5348 Brand: Eaton MPN: NZM2-4-XFI UPC: 0123124303 Shipping Weight: 5.15 lbs. Shipping Height: 4.00 In. Shipping Length: 6.00 In. Shipping Width: 4.00 In...- SKU:
- C15-5348
MSRP $2,391.00Surplus $641.12 -
Eaton NZM2-4-XKSA Circuit Breaker Accessories
MSRP $154.00Surplus $24.95Eaton NZM2-4-XKSA Circuit Breaker Accessories​ ARCA SKU: C15-11220 Brand: Eaton MPN: NZM2-4-XKSA UPC: 1508266770 Shipping Weight: 0.65 lbs. Shipping Height: 4.00 In. Shipping...- SKU:
- C15-11220
- TS PIK:
- 129128182
- Country of Origin:
- Germany
- Short Description:
- COVER 4POLE
MSRP $154.00Surplus $24.95 -
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Eaton NZM2-XDV-MODAN Circuit Breaker Accessories EA
MSRP $146.73Surplus $51.32Eaton NZM2-XDV-MODAN Circuit Breaker Accessories EA​ ARCA SKU: C15-6849 Brand: Eaton MPN: NZM2-XDV-MODAN UPC: 4015082857646 Shipping Weight: 0.90 lbs. Shipping Height: 4.00 In...- SKU:
- C15-6849
- Country of Origin:
- Germany
MSRP $146.73Surplus $51.32 -
Eaton NZM2-XKR Circuit Breaker Accessories EA
MSRP $825.00Surplus $43.72Eaton NZM2-XKR Circuit Breaker Accessories EA​ ARCA SKU: C15-5136 Brand: Eaton MPN: NZM2-XKR UPC: 4015082667658 Shipping Weight: 1.10 lbs. Shipping Height: 4.00 In. Shipping...- SKU:
- C15-5136
- Type:
- Connector
- Type:
- On-Rear
- Used On:
- NZM2/PN2/N2 Series Molded Case Circuit Breaker
- Used On:
- Power Circuit Breaker
- Short Description:
- 3-Pole, 300 A Copper/250 A Aluminum, On-Rear
- Catalog:
- Eaton-Moeller_00013_199_CAT.pdf
- Data Sheet:
- Eaton-Moeller_00853_1_2_DATA.pdf
- Installation/Operator:
- Eaton-Moeller_00041_INST.pdf
- Country of Origin:
- Germany
MSRP $825.00Surplus $43.72 -
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Eaton NZM2-XKR4 Circuit Breaker Accessories EA
MSRP $131.93Surplus $44.53Eaton NZM2-XKR4 Circuit Breaker Accessories EA​ ARCA SKU: C15-9086 Brand: Eaton MPN: NZM2-XKR4 UPC: Shipping Weight: 0.40 lbs. Shipping Height: 4.00 In. Shipping...- SKU:
- C15-9086
MSRP $131.93Surplus $44.53 -
Eaton NZM2-XSVS Circuit Breaker Accessories
MSRP $709.00Surplus $183.45Eaton NZM2-XSVS Circuit Breaker Accessories​ ARCA SKU: C15-3043 Brand: Eaton MPN: NZM2-XSVS UPC: 015082666990 Shipping Weight: 4.35 lbs. Shipping Height: 7.00 In. Shipping...- SKU:
- C15-3043
- Type:
- Socket
- Amps:
- 32 A
- Used On:
- NZM2 Series Molded Case Circuit Breaker
- Used On:
- Power Circuit Breaker
- Short Description:
- 18.75 W, 230 A, 3-Pole, IP2X, Plug-In Unit, Screw Terminal
- Catalog:
- Eaton-Moeller_00013_231_CAT.pdf
- Data Sheet:
- Eaton-Moeller_00878_1-3_DATA.pdf
- Installation/Operator:
- Eaton-Moeller_00046_INST.pdf
- Country of Origin:
- Germany
MSRP $709.00Surplus $183.45 -
Eaton NZM2/3-XHIV Circuit Breaker Accessories EA
MSRP $289.65Surplus $89.91Eaton NZM2/3-XHIV Circuit Breaker Accessories EA​ ARCA SKU: C15-9414 Brand: Eaton MPN: NZM2/3-XHIV UPC: 01508259430 Shipping Weight: 0.15 lbs. Shipping Height: 2.00 In. Shipping...- SKU:
- C15-9414
- TS PIK:
- 124502365
- Short Description:
- 500 VAC, 220 VDC, 2NO, Screw Connection, Auxiliary Contact for NZM Circuit Breaker
- Series:
- NZM2
- Installation/Operator:
- Eaton-Moeller_00033_INST.pdf
- Data Sheet:
- Eaton-Moeller_00808_1_2_DATA.pdf
- Used On:
- NZM-24/34, PN-24/34 Circuit Breaker
- Catalog:
- Eaton-Moeller_00013_235_CAT.pdf
- Country of Origin:
- Germany
MSRP $289.65Surplus $89.91 -
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Eaton NZM3-XDVR Circuit Breaker Accessories
MSRP $511.58Surplus $170.51Eaton NZM3-XDVR Circuit Breaker Accessories​ ARCA SKU: C15-11244 Brand: Eaton MPN: NZM3-XDVR UPC: 1508260140 Shipping Weight: 2.00 lbs. Shipping Height: 6.00 In. Shipping...- SKU:
- C15-11244
- TS PIK:
- 124502428
MSRP $511.58Surplus $170.51 -
Eaton NZM3-XKR Circuit Breaker Accessories EA
MSRP $863.32Surplus $58.83Eaton NZM3-XKR Circuit Breaker Accessories EA​ ARCA SKU: C15-5133 Brand: Eaton MPN: NZM3-XKR UPC: 4015082667924 Shipping Weight: 2.75 lbs. Shipping Height: 5.00 In. Shipping...- SKU:
- C15-5133
- Poles:
- 3
- Short Description:
- EATON MOLDED CASE CIRCUIT BREAKER ACCESSORY TERMINAL, ACCESSORIES AND TERMINALS,
- Country of Origin:
- Germany
MSRP $863.32Surplus $58.83 -
Eaton NZM4-4-XAVS Circuit Breaker Accessories Socket Base 4P 1600A
MSRP $12,200.00Surplus $1,506.72SKU: C15-2598 Brand: Eaton MPN: NZM4-4-XAVS UPC: 015082667140 Shipping Weight: 76.70 lbs. Shipping Height: 16.00 In. Shipping Length: 24.00 In. Shipping Width: 15.00...- SKU:
- C15-2598
- Type:
- Class K5
- Amps:
- 32 A
- Used On:
- NZM4 Series Molded Case Circuit Breaker
- Short Description:
- 76.8 W, 1488 A, 4-Pole, IP2X, Vertical Mount, Screw Terminal
- Catalog:
- Eaton-Moeller_00013_232_CAT.pdf
- Data Sheet:
- Mersen_00082_PF30_PF31_DATA.pdf
- CAD Drawing:
- Mersen_00413_1_CAD.pdf
- Installation/Operator:
- Eaton-Moeller_00056_INST.pdf
- Country of Origin:
- Germany
MSRP $12,200.00Surplus $1,506.72 -
Eaton NZM4-4-XKP Circuit Breaker Accessories EA
MSRP $712.16Surplus $85.69Eaton NZM4-4-XKP Circuit Breaker Accessories EA​ ARCA SKU: C15-6848 Brand: Eaton MPN: NZM4-4-XKP UPC: 4015082815967 Shipping Weight: 0.70 lbs. Shipping Height: 4.00 In. Shipping...- SKU:
- C15-6848
- Country of Origin:
- Germany
- Short Description:
- EATON MOLDED CASE CIRCUIT BREAKER ACCESSORY HANDLE MECHANISM, PHASE ISOLATORS, F
MSRP $712.16Surplus $85.69 -
Eaton NZM4-4-XKV1P Circuit Breaker Accessories Jumper Kit 4P EA Link Set + Cover
MSRP $5,860.17Surplus $325.49SKU: C15-3137 Brand: Eaton MPN: NZM4-4-XKV1P UPC: 15081177374 Shipping Weight: 15.00 lbs. Shipping Height: 10.00 In. Shipping Length: 10.00 In. Shipping Width: 5.00...- SKU:
- C15-3137
- Poles:
- 4
- Short Description:
- EATON MOLDED CASE CIRCUIT BREAKER ACCESSORY JUMPER KIT, JUMPER KIT, MOLDED COVER
- Country of Origin:
- Germany
MSRP $5,860.17Surplus $325.49 -
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Eaton NZM4-XA24AC/DC Circuit Breaker Accessories 24VAC/VDC 50/60Hz
MSRP $601.00Surplus $214.22SKU: C15-2871 Brand: Eaton MPN: NZM4-XA24AC/DC UPC: 015082664477 Shipping Weight: 0.60 lbs. Shipping Height: 3.00 In. Shipping Length: 5.00 In. Shipping Width: 3.00...- SKU:
- C15-2871
- Series:
- NZM4
- Type:
- AC/DC
- Approval:
- UL 489
- Approval:
- CSA C22.2
- Approval:
- CE
- Used On:
- Power Circuit Breaker
- Used On:
- Off-Load Switch
- Power Rating:
- 2.5 Volt Amp
- AC Voltage Rating:
- 24 Volt
- DC Voltage Rating:
- 24 Volt
- Connection Type:
- Bolt
- Frequency Rating:
- 50/60 Hertz
- Short Description:
- 24 VAC/VDC, 50/60 Hz, 2.5 VA, Screw Connection
- Catalog:
- Eaton-Moeller_00015_244_CAT.pdf
- Data Sheet:
- Eaton-Moeller_00942_1_2_DATA.pdf
MSRP $601.00Surplus $214.22 -
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Eaton NZM4-XR110-130AC Circuit Breaker Accessories 130V
MSRP $6,635.00Surplus $2,096.97SKU: C15-1983 Brand: Eaton MPN: NZM4-XR110-130AC UPC: 015082666846 Shipping Weight: 8.30 lbs. Shipping Height: 8.00 In. Shipping Length: 7.40 In. Shipping Width: 8.30...- SKU:
- C15-1983
- Type:
- Remote Operator
- Used On:
- NZM4/N4 Series Molded Case Circuit Breaker
- Used On:
- Power Circuit Breaker
- Short Description:
- Size 4, NZM4 Frame, 110 to 130 VAC 50/60 Hz, 3 or 4-Pole, 18 to 14 AWG
- Catalog:
- Eaton-Moeller_00013_266_CAT.pdf
- Data Sheet:
- Eaton-Moeller_00969_1-3_DATA.pdf
- Installation/Operator:
- Eaton-Moeller_00066_INST.pdf
MSRP $6,635.00Surplus $2,096.97 -
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Eaton NZM4-XTVDV-60 Circuit Breaker Accessories Rotary Handle
MSRP $812.00Surplus $469.08SKU: C15-3119 Brand: Eaton MPN: NZM4-XTVDV-60 UPC: 015082715117 Shipping Weight: 4.30 lbs. Shipping Height: 7.00 In. Shipping Length: 11.00 In. Shipping Width: 7.00...- SKU:
- C15-3119
- Type:
- Door Coupling Rotary Handle
- Type:
- Lockable
- Used On:
- NZM4/N4 Series Molded Case Circuit Breaker
- Used On:
- Switch Disconnector
- Used On:
- Power Circuit Breaker
- Short Description:
- 60 MM Shaft, Black, NEMA 4X/12, Double Lockable
- Catalog:
- Eaton-Moeller_00015_251_CAT.pdf
- Data Sheet:
- Eaton-Moeller_00980_1-3_DATA.pdf
MSRP $812.00Surplus $469.08 -
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Eaton NZMB1-AF30-NA Molded Case Breakers (MCCBs) NZMB1 3P 30A 480V 50/60Hz 3Ph
MSRP $1,219.00Surplus $237.17SKU: C15-2745 Brand: Eaton MPN: NZMB1-AF30-NA UPC: 015082815565 Shipping Weight: 2.55 lbs. Shipping Height: 5.00 In. Shipping Length: 8.00 In. Shipping Width: 4.00 In...- SKU:
- C15-2745
- Frame Type:
- NZM1
- Voltage Rating:
- 480 VAC Star/277 V
- Current Rating:
- 32 A
- Number of Poles:
- 3
- Interrupting Rating:
- 25 kA
- Type:
- Thermal Magnetic
- Maximum AC Voltage Rating:
- 480
- Terminal Type:
- Front Frame ClA
- Size:
- 90 Millimeter Width x 84.5 Millimeter Depth x 145 Millimeter Height
- Short Description:
- 480 VAC Star/277 VAC 60 Hz, 30 A, 25 kA, 3-Pole, Front Frame ClA/Box Terminal, NZM1 Frame, Fixed Thermal Magnetic
- Catalog:
- Eaton-Moeller_00013_153_CAT.pdf
- Data Sheet:
- Eaton-Moeller_01033_1-9_DATA.pdf
- Installation/Operator:
- Eaton-Moeller_00020_INST.pdf
- Specification/Technical:
- Eaton-Moeller_00216_1_2_SPEC.pdf
- Series:
- NZMB1
- Country of Origin:
- Germany
MSRP $1,219.00Surplus $237.17 -
Eaton NZMB1-M100 Main Breakers EA
MSRP $1,805.31Surplus $142.75SKU: C15-5249 Brand: Eaton MPN: NZMB1-M100 UPC: 4015082657147 Shipping Weight: 2.35 lbs. Shipping Height: 4.00 In. Shipping Length: 6.00 In. Shipping Width: 4.00 In...- SKU:
- C15-5249
- Series:
- NZMB1
- Type:
- Thermal Magnetic
- Type:
- Adjustable Thermal
- Size:
- 90 Millimeter Width x 84.5 Millimeter Depth x 145 Millimeter Height
- Volts:
- 440 V
- Amps:
- 32 A
- Poles:
- 3
- Terminal Type:
- Box
- Frame Type:
- NZM1
- Trip Setting:
- 320 to 560 A
- Starter Size:
- IEC
- Current Rating:
- 100 A
- Voltage Rating:
- 440 V
- Number of Poles:
- 3
- Short Description:
- 440 V, 100 A, 3-Pole, 320 to 560 A Trip, Box Terminal, NZM1 Frame, Thermal Magnetic, Motor Protector Circuit Breaker
- Data Sheet:
- Eaton-Moeller_01042_1-9_DATA.pdf
- Installation/Operator:
- Eaton-Moeller_00021_INST.pdf
- Catalog:
- Eaton-Moeller_00013_67_CAT.pdf
- Country of Origin:
- Romania
MSRP $1,805.31Surplus $142.75 -
Eaton NZMB1-M80 Molded Case Breakers (MCCBs) EA
MSRP $1,731.27Surplus $156.25Eaton NZMB1-M80 Molded Case Breakers (MCCBs) EA​ ARCA SKU: C15-6726 Brand: Eaton MPN: NZMB1-M80 UPC: 4015082657130 Shipping Weight: 2.35 lbs. Shipping Height: 4.00 In. Shipping...- SKU:
- C15-6726
- Amps:
- 80 A
- Frame:
- NZM1
- Motor FLA:
- 0
- Poles:
- 3
- Size:
- 90 Millimeter Width x 84.5 Millimeter Depth x 145 Millimeter Height
- Starter Size:
- IEC
- Terminal Type:
- Box
- Trip Setting:
- 800 to 1300 A
- Type:
- Thermal Magnetic
- Type:
- Adjustable Thermal
- Volts:
- 440 V
- Wire Short Description:
- 440 V, 80 A, 3-Pole, 800 to 1300 A Trip, Box Terminal, NZM1 Frame, Thermal Magnetic, Motor Protector Circuit Breaker
- Series:
- NZMB1
- Specification/Technical:
- Eaton-Moeller_00226_1_2_SPEC.pdf
- Data Sheet:
- Eaton-Moeller_01045 ...
- Short Description:
- 440 V, 80 A, 3-Pole, 800 to 1300 A Trip, Box Terminal, NZM1 Frame, Thermal Magnetic, Motor Protector Circuit Breaker
- Catalog:
- Eaton-Moeller_00013_67_CAT.pdf
- Current Rating:
- 80 A
- Number of Poles:
- 3
- Voltage Rating:
- 440 V
- Installation/Operator:
- Eaton-Moeller_00021_INST.pdf
- Frame Type:
- NZM1
- Country of Origin:
- Germany
MSRP $1,731.27Surplus $156.25 -
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Eaton NZMB1-S26-CNA Molded Case Breakers (MCCBs) NZMB1 3P 26A 480V 50/60Hz 3Ph
MSRP $1,800.00Surplus $519.85SKU: C15-1737 Brand: Eaton MPN: NZMB1-S26-CNA UPC: 015081028621 Shipping Weight: 3.00 lbs. Shipping Height: 3.75 In. Shipping Length: 6.75 In. Shipping Width: 3.75 In...- SKU:
- C15-1737
- Frame Type:
- NZM1
- Voltage Rating:
- 480 VAC Star/277 V
- Current Rating:
- 32 A
- Number of Poles:
- 3
- Interrupting Rating:
- 25 kA
- Type:
- Thermal Magnetic
- Maximum AC Voltage Rating:
- 480
- Terminal Type:
- Box
- Size:
- 90 Millimeter Width x 84.5 Millimeter Depth x 145 Millimeter Height
- Short Description:
- 480 VAC Star/277 VAC, 26 A, 25 kA, 3-Pole, Box Terminal, NZM1 Frame, Magnetic
- Catalog:
- Eaton-Moeller_00013_159_CAT.pdf
- Data Sheet:
- Eaton-Moeller_01049_1-8_DATA.pdf
- Installation/Operator:
- Eaton-Moeller_00020_INST.pdf
- Specification/Technical:
- Eaton-Moeller_00230_1_2_SPEC.pdf
- Series:
- NZMB1
MSRP $1,800.00Surplus $519.85 -
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Eaton NZMB1-S40-CNA Molded Case Breakers (MCCBs) NZMB1 3P 40A 480V 50/60Hz 3Ph
MSRP $1,800.00Surplus $519.85SKU: C15-1733 Brand: Eaton MPN: NZMB1-S40-CNA UPC: 015082812632 Shipping Weight: 3.00 lbs. Shipping Height: 3.75 In. Shipping Length: 6.75 In. Shipping Width: 3.75 In...- SKU:
- C15-1733
- Frame Type:
- NZM1
- Voltage Rating:
- 480 VAC Star/277 V
- Current Rating:
- 32 A
- Number of Poles:
- 3
- Interrupting Rating:
- 25 kA
- Type:
- Thermal Magnetic
- Maximum AC Voltage Rating:
- 440
- Terminal Type:
- Box
- Size:
- 90 Millimeter Width x 84.5 Millimeter Depth x 145 Millimeter Height
- Short Description:
- 480 VAC Star/277 VAC, 40 A, 25 kA, 3-Pole, Box Terminal, NZM1 Frame, Magnetic
- Catalog:
- Eaton-Moeller_00013_159_CAT.pdf
- Data Sheet:
- Eaton-Moeller_01053_1-9_DATA.pdf
- Installation/Operator:
- Eaton-Moeller_00020_INST.pdf
- Specification/Technical:
- Eaton-Moeller_00233_1_2_SPEC.pdf
- Series:
- NZMB1
MSRP $1,800.00Surplus $519.85
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