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 LGS3400FAG Molded Case Breakers (MCCBs) LGS 3P 400A 600V 50/60Hz 3Ph L Frame
MSRP $5,685.00Surplus $2,013.21SKU: C15-1946 Brand: Eaton MPN: LGS3400FAG UPC: 782116142583 Shipping Weight: 16.00 lbs. Shipping Height: 6.00 In. Shipping Length: 12.50 In. Shipping Width: 7.00 In...- SKU:
- C15-1946
- Series:
- G
- Volts:
- 600 V
- Amps:
- 400 A
- Poles:
- 3
- Frequency Rating:
- 50/60 Hz
- Frame:
- L
- Short Description:
- LGS 3P 340A BKR_ FIX THERM/ADJ MAG TRIP
- Current Rating:
- 340 A
- Country of Origin:
- United States
MSRP $5,685.00Surplus $2,013.21 -
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Eaton LT325032 Molded Case Breakers (MCCBs)
MSRP $4,300.80Surplus $691.05SKU: C15-9546 Brand: Eaton MPN: LT325032 UPC: 78211636591 Shipping Weight: 2.85 lbs. Shipping Height: 5.00 In. Shipping Length: 9.00 In. Shipping Width: 5.00 In...- SKU:
- C15-9546
- TS PIK:
- 120877416
- Short Description:
- EATON MOLDED CASE CIRCUIT BREAKER ACCESSORY TRIP UNIT, TRIP UNIT, 250 A, THREE-P
- Country of Origin:
- United States
MSRP $4,300.80Surplus $691.05 -
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Eaton LT3250FA Molded Case Breakers (MCCBs) 3P 250A
MSRP $979.18Surplus $425.26SKU: C15-5583 Brand: Eaton MPN: LT3250FA UPC: 78211633620 Shipping Weight: 2.00 lbs. Shipping Height: 5.00 In. Shipping Length: 9.00 In. Shipping Width: 5.00 In...- SKU:
- C15-5583
- TS PIK:
- 21332000
MSRP $979.18Surplus $425.26 -
Eaton MMOTL Circuit Breaker Accessories Motor Operator Kit 24VDC Universal Compact
MSRP $5,350.00Surplus $1,192.95SKU: C15-2351 Brand: Eaton MPN: MMOTL UPC: 782114752203 Shipping Weight: 6.62 lbs. Shipping Height: 6.00 In. Shipping Length: 8.00 In. Shipping Width: 6.50 In...- SKU:
- C15-2351
- Type:
- Motor Operator Kit
- Used On:
- Universal Frame Magnum Low-Vage Power Circuit Breaker
- Specification/Technical:
- Eaton_60841_1_SPEC.pdf
- Data Sheet:
- EatonCorp-CutlerHammer_00056_11_DATA.pdf
- Short Description:
- EATON MAGNUM MOTOR OPERATOR, MAGNUM, UNIVERSAL, 24-48 VDC, MMOTL
MSRP $5,350.00Surplus $1,192.95 -
Eaton MVADP32 Circuit Breaker Accessories Vertical Adapter Kit 3P 3200A
MSRP $3,100.00Surplus $890.15SKU: C15-3014 Brand: Eaton MPN: MVADP32 UPC: 782114624722 Shipping Weight: 22.50 lbs. Shipping Height: 5.00 In. Shipping Length: 11.00 In. Shipping Width: 7.00 In...- SKU:
- C15-3014
- Amps:
- 3200 A
- Poles:
- 3
- Short Description:
- EATON MAGNUM ADAPTER KIT, THREE-POLE, STANDARD FRAME, UP TO 100 KAIC, UP TO 3200
- Country of Origin:
- United States
MSRP $3,100.00Surplus $890.15 -
Eaton NGH308033E Molded Case Breakers (MCCBs) NGH 3P 800A 600V 50/60Hz 3Ph N Frame EA
MSRP $17,809.00Surplus $8,321.81SKU: C15-4883 Brand: Eaton MPN: NGH308033E UPC: 786685379166 Shipping Weight: 45.75 lbs. Shipping Height: 11.00 In. Shipping Length: 19.00 In. Shipping Width: 12.00...- SKU:
- C15-4883
- Frame Type:
- NG
- Voltage Rating:
- 690 VAC
- Current Rating:
- 32 A
- Number of Poles:
- 3
- Interrupting Rating:
- 65 kA at 480 VAC
- Type:
- Molded Case
- Maximum AC Voltage Rating:
- 690 VAC
- Terminal Type:
- Line and Load Terminal
- Size:
- 5.5 Inch Width x 8.25 Inch Depth x 16 Inch Height
- Short Description:
- 690 VAC 50/60 Hz, 800 A, 65 kA, 3-Pole, Imperial Tapped Line/Load Terminal, NGH Frame, DigiTrip 310 RMS LS Electronic Trip
- Catalog:
- Eaton_46579_V4T2_203-V4T2_211_CAT.pdf
- Installation/Operator:
- Eaton_00493_INST.pdf
- Specification/Technical:
- Eaton_51797_1-3_SPEC.pdf
- Series:
- G
- Country of Origin:
- United States
- Approval:
- UL, CSA
MSRP $17,809.00Surplus $8,321.81 -
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Eaton NGH308038E Molded Case Breakers (MCCBs) NGH 3P 800A 600V 50/60Hz 3Ph N Frame
MSRP $28,650.00Surplus $11,054.53SKU: C15-2959 Brand: Eaton MPN: NGH308038E UPC: Shipping Weight: 44.25 lbs. Shipping Height: 11.00 In. Shipping Length: 19.00 In. Shipping Width: 12.00 In. Product...- SKU:
- C15-2959
- Frame Type:
- NG
- Voltage Rating:
- 600 V
- Current Rating:
- 800 A
- Number of Poles:
- 3
- Interrupting Rating:
- 100kA @ 240VAC, 65kA AT 480VAC AND 35kA AT 600VAC
- Short Description:
- NGH 3 POLE 800 A LSI WITH ARMS_ ENGLISH CONDUCTORS
MSRP $28,650.00Surplus $11,054.53 -
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Eaton NGH312038EC Molded Case Breakers (MCCBs) EA
MSRP $34,984.24Surplus $16,457.90SKU: C15-9263 Brand: Eaton MPN: NGH312038EC UPC: Shipping Weight: 41.00 lbs. Shipping Height: 8.00 In. Shipping Length: 17.00 In. Shipping Width: 9.00 In. Product...- SKU:
- C15-9263
MSRP $34,984.24Surplus $16,457.90 -
Eaton NGHMVD08B Circuit Breaker Accessories Rotary Handle NG Frame
MSRP $473.00Surplus $201.43SKU: C15-2589 Brand: Eaton MPN: NGHMVD08B UPC: 786685293769 Shipping Weight: 7.00 lbs. Shipping Height: 6.00 In. Shipping Length: 13.00 In. Shipping Width: 8.00 In...- SKU:
- C15-2589
- Series:
- G
- Approval:
- UL
- Enclosure:
- NEMA 1/3R/12
- Enclosure:
- IP20/IP54/IP55
- Accessory Type:
- Operating Mechanism
- Switch Type:
- Molded Case
- Breaker Type:
- NG Frame
- Handle Type:
- Blue/Black Rotary
- Handle Included:
- Yes
- Shaft Length:
- 8
- Short Description:
- 8" Shaft, NG-Frame, S3 Blue, Molded Case Switch, NEMA 1/3R/12
- Catalog:
- Eaton_21665_V4T2_501_CAT.pdf
- Installation/Operator:
- Eaton_00688_INST.pdf
- Country of Origin:
- United States
MSRP $473.00Surplus $201.43 -
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Eaton NZM2-XR208-240AC Circuit Breaker Accessories Remote Operator 3/4P 240V NZM Frame
MSRP $2,620.00Surplus $923.15SKU: C15-2850 Brand: Eaton MPN: NZM2-XR208-240AC UPC: 015082598321 Shipping Weight: 4.15 lbs. Shipping Height: 6.00 In. Shipping Length: 8.00 In. Shipping Width: 5.00...- SKU:
- C15-2850
- Type:
- Remote Operator
- Used On:
- NZM2/N2 Series Molded Case Circuit Breaker
- Used On:
- Power Circuit Breaker
- Short Description:
- Size 2, NZM2 Frame, 208 to 240 VAC 50/60 Hz, 3 or 4-Pole, 18 to 14 AWG
- Catalog:
- Eaton-Moeller_00013_266_CAT.pdf
- Data Sheet:
- Eaton-Moeller_00862_1-3_DATA.pdf
MSRP $2,620.00Surplus $923.15 -
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Eaton NZM3-XR110-130AC Circuit Breaker Accessories Remote Operator 130V 50/60Hz
MSRP $4,100.00Surplus $1,857.43SKU: C15-3362 Brand: Eaton MPN: NZM3-XR110-130AC UPC: 015082598482 Shipping Weight: 6.60 lbs. Shipping Height: 7.00 In. Shipping Length: 10.00 In. Shipping Width: 9...- SKU:
- C15-3362
- Type:
- Remote Operator
- Used On:
- NZM3/N3 Series Molded Case Circuit Breaker
- Used On:
- Power Circuit Breaker
- Short Description:
- Size 3, NZM3 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_00916_1-3_DATA.pdf
- Installation/Operator:
- Eaton-Moeller_00054_INST.pdf
MSRP $4,100.00Surplus $1,857.43 -
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Eaton NZM3-XSHM-NA Circuit Breaker Accessories
MSRP $120.00Surplus $182.59Eaton NZM3-XSHM-NA Circuit Breaker Accessories​ ARCA SKU: C15-9085 Brand: Eaton MPN: NZM3-XSHM-NA UPC: 4015081070305 Shipping Weight: 1.20 lbs. Shipping Height: 3.00 In. Shipping...- SKU:
- C15-9085
MSRP $120.00Surplus $182.59 -
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Eaton NZMB2-A63-NA Molded Case Breakers (MCCBs) EA
MSRP $1,884.08Surplus $688.74SKU: C15-9352 Brand: Eaton MPN: NZMB2-A63-NA UPC: 01508269211 Shipping Weight: 5.00 lbs. Shipping Height: 9.00 In. Shipping Length: 5.00 In. Shipping Width: 6.00 In...- SKU:
- C15-9352
- TS PIK:
- 124502645
- Short Description:
- 600 VAC Star/347 VAC, 480 V, 63 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
- Catalog:
- Eaton-Moeller_00013_148_CAT.pdf
- Number of Poles:
- 3
- Data Sheet:
- Eaton-Moeller_01085_1-9_DATA.pdf
- Installation/Operator:
- Eaton_00324_INST.pdf
- Current Rating:
- 63 A
- Interrupting Rating:
- 25 kA
- Maximum AC Voltage Rating:
- 600
- Terminal Type:
- Front Screw
- Size:
- 105 Millimeter Width x 149 Millimeter Depth x 184 Millimeter Height
- Voltage Rating:
- 600 VAC Star/347 V, 480 V
MSRP $1,884.08Surplus $688.74 -
Eaton NZMH2-A160-NA Molded Case Breakers (MCCBs) NZMH2 3P 160A 690V 50/60Hz 3Ph Rocker Lever
MSRP $4,590.00Surplus $707.27SKU: C15-3856 Brand: Eaton MPN: NZMH2-A160-NA UPC: 015082692371 Shipping Weight: 5.40 lbs. Shipping Height: 6.00 In. Shipping Length: 9.00 In. Shipping Width: 5.00 In...- SKU:
- C15-3856
- Frame Type:
- NZM2
- Voltage Rating:
- 600 VAC Star/347 V
- Current Rating:
- 32 A
- Number of Poles:
- 3
- Interrupting Rating:
- 85 to 150 kA
- Type:
- Thermal Magnetic
- Maximum AC Voltage Rating:
- 600
- Maximum DC Voltage Rating:
- 750
- Terminal Type:
- Front Screw
- Size:
- 105 Millimeter Width x 149 Millimeter Depth x 184 Millimeter Height
- Short Description:
- 600 VAC Star/347 VAC, 480 V, 750 VDC, 160 A, 85 to 150 kA, 3-Pole, Front Screw Terminal, NZM2 Frame, Thermal Magnetic
- Catalog:
- Eaton-Moeller_00013_150_CAT.pdf
- Data Sheet:
- Eaton-Moeller_01174_1-10_DATA.pdf
- Installation/Operator:
- Eaton_00324_INST.pdf
- Specification/Technical:
- Eaton-Moeller_00331_1_2_SPEC.pdf
- Series:
- NZMH2
- Country of Origin:
- Germany
- Approval:
- UL489, CSA C22.2, CE
MSRP $4,590.00Surplus $707.27 -
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Eaton NZMN2-S160-CNA Molded Case Breakers (MCCBs) NZMH2 3P 160A 690V 50/60Hz 3Ph
MSRP $3,071.00Surplus $738.38SKU: C15-3958 Brand: Eaton MPN: NZMN2-S160-CNA UPC: 015082692616 Shipping Weight: 5.45 lbs. Shipping Height: 7.00 In. Shipping Length: 9.00 In. Shipping Width: 5.00...- SKU:
- C15-3958
- Frame Type:
- NZM2
- Voltage Rating:
- 600 VAC Star/347 V
- Current Rating:
- 32 A
- Number of Poles:
- 3
- Interrupting Rating:
- 100 kA
- Type:
- Magnetic
- Maximum AC Voltage Rating:
- 600
- Maximum DC Voltage Rating:
- 750
- Terminal Type:
- Screw
- Size:
- 105 Millimeter Width x 149 Millimeter Depth x 184 Millimeter Height
- Short Description:
- 600 VAC Star/347 VAC, 480 V, 750 VDC, 160 A, 50 kA, 3-Pole, Screw Terminal, NZM2 Frame, Magnetic
- Catalog:
- Eaton-Moeller_00013_160_CAT.pdf
- Data Sheet:
- Eaton-Moeller_01432_1-9_DATA.pdf
- Installation/Operator:
- Eaton_00324_INST.pdf
- Specification/Technical:
- Eaton-Moeller_00499_1_2_SPEC.pdf
- Series:
- NZMN2
- Country of Origin:
- Germany
- Approval:
- UL 489, CSA C22.2, CE
MSRP $3,071.00Surplus $738.38 -
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Eaton ORPN12A120 Rating Plug EA
MSRP $349.70Surplus $69.94Eaton ORPN12A120 Rating Plug EA​ ARCA SKU: A13-1528 Brand: Eaton MPN: ORPN12A120 UPC: Shipping Weight: 0.05 lbs. Shipping Height: 2.00 In. Shipping Length: 3.00 In...- SKU:
- A13-1528
- TS PIK:
- 115227001
MSRP $349.70Surplus $69.94 -
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Eaton PDG23G0100TFFJ Molded Case Breakers (MCCBs) EA
MSRP $1,186.00Surplus $798.00SKU: C15-9820 Brand: Eaton MPN: PDG23G0100TFFJ UPC: 78667925035 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-9820
- TS PIK:
- 127774970
MSRP $1,186.00Surplus $798.00 -
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Eaton PDG33M0600TFAN Molded Case Breakers (MCCBs)
MSRP $3,329.00Surplus $1,355.41SKU: C15-11499 Brand: Eaton MPN: PDG33M0600TFAN UPC: Shipping Weight: 13.25 lbs. Shipping Height: 8.00 In. Shipping Length: 13.00 In. Shipping Width: 8.00 In...- SKU:
- C15-11499
MSRP $3,329.00Surplus $1,355.41 -
Eaton PN3-630 Molded Case Breakers (MCCBs) 3P 630A 690V 50/60Hz 3Ph
MSRP $960.00Surplus $199.28Eaton PN3-630 Molded Case Breakers (MCCBs) 3P 630A 690V 50/60Hz 3Ph​ ARCA SKU: C15-4436 Brand: Eaton MPN: PN3-630 UPC: Shipping Weight: 11.10 Shipping Height: 14.00 In. Shipping...- SKU:
- C15-4436
- Volts:
- 690 V
- Amps:
- 630 A
- Poles:
- 3
- Frequency Rating:
- 50/60 Hz
MSRP $960.00Surplus $199.28 -
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Eaton QB1015GF Miniature Circuit Breakers (MCBs) EA
MSRP $479.00Surplus $203.49Eaton QB1015GF Miniature Circuit Breakers (MCBs) EA​ ARCA SKU: C15-5271 Brand: Eaton MPN: QB1015GF UPC: 78668022248 Shipping Weight: 0.40 lbs. Shipping Height: 1.00 In. Shipping...- SKU:
- C15-5271
- Approval:
- UL 489/943/1053
- Approval:
- CSA
- Amps:
- 15 A
- Interrupting Rating:
- 10 kA
- Mounting:
- Bolt-On
- Poles:
- 1
- Size:
- 3.5 Inch Width x 4 Inch Depth x 1 Inch Height
- Terminal Trip Sensitivity:
- 5 Milliamp
- Type:
- Thermal Magnetic
- Volts:
- 120 VAC
- Gauge:
- 14 to 4 AWG
- Specification/Technical:
- Eaton_33219_1_SPEC.pdf
- Number of Poles:
- 1
- Current Rating:
- 15 A
- Catalog:
- Eaton_03771_V4T1_16-V4T1_18_CAT.pdf
- Voltage Rating:
- 120 VAC
- Wire Size:
- 14 to 4 AWG
- Short Description:
- EATON QB GFCI CIRCUIT BREAkER,BOLT-ON EQUIPMENT PROTECTION,15A,10 kAIC,SINGLE-PO
MSRP $479.00Surplus $203.49
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