
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 HMCP150T4C Motor Circuit Protector (MCPs) HMCP 3P 150A 600V 50/60Hz 3Ph F Frame
MSRP $3,559.01Surplus $731.06SKU: C15-1903 Brand: Eaton MPN: HMCP150T4C UPC: 78667915086 Shipping Weight: 4.15 lbs. Shipping Height: 6.00 In. Shipping Length: 5.00 In. Shipping Width: 4.00 In...- SKU:
- C15-1903
- Series:
- C, HMCP
- Type:
- Molded Case
- Type:
- Magnetic
- Approval:
- UL 489
- Approval:
- CSA C22.2
- Approval:
- CE
- Volts:
- 600 VAC
- Volts:
- 250 VDC
- Amps:
- 32 A
- Poles:
- 3
- Terminal Type:
- Non-Aluminum Line and Load Terminal
- Frame Type:
- F
- Maximum AC Voltage Rating:
- 600 V
- Motor FLA:
- 34.6 to 126.7 A
- Maximum DC Voltage Rating:
- 250 V
- Trip Setting:
- 450 to 1500 A
- Starter Size:
- NEMA 4
- Short Description:
- 600 VAC, 250 VDC, 150 A, 450 to 1500 A Trip, 34.6 to 126.7 A FLA, 3-Pole, NEMA 4, Non-Aluminum Line and Load Terminal, F Frame, Magnetic, Molded Case
- Catalog:
- Eaton_27487_V4T2_394_V4T2_395_V4T2_398_CAT.pdf
- Voltage Rating:
- 600 VAC, 250 VDC
- Number of Poles:
- 3
- Current Rating:
- 150 A
- Country of Origin:
- Dominican Republic
MSRP $3,559.01Surplus $731.06 -
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Eaton LGHMVD12RX Circuit Breaker Accessories EA
MSRP $528.65Surplus $94.83Eaton LGHMVD12RX Circuit Breaker Accessories EA​ ARCA SKU: C15-5260 Brand: Eaton MPN: LGHMVD12RX UPC: Shipping Weight: 3.65 Shipping Height: 8.00 In. Shipping Length: 16.00 In...- SKU:
- C15-5260
- Short Description:
- LG VD ROTARY HNDLE KIT_ 12@ SHFT_ S2 RED_ 4/4X
- Country of Origin:
- United States
MSRP $528.65Surplus $94.83 -
Eaton MHMVD12B Circuit Breaker Accessories Rotary Handle Kit MDL Frame Black
MSRP $408.39Surplus $62.46Eaton MHMVD12B Circuit Breaker Accessories Rotary Handle Kit MDL Frame Black​ ARCA SKU: C15-2532 Brand: Eaton MPN: MHMVD12B UPC: 782116150083 Shipping Weight: 3.21 Shipping Height: 4.25 In...- SKU:
- C15-2532
- Frame:
- MDL
- Short Description:
- BLK HANDLE_ 12@ SHAFT-MDL FRAME
- Country of Origin:
- China
MSRP $408.39Surplus $62.46 -
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Eaton NZMB1-A63 Molded Case Breakers (MCCBs) EA
MSRP $2,056.20Surplus $175.00Eaton NZMB1-A63 Molded Case Breakers (MCCBs) EA​ ARCA SKU: C15-6727 Brand: Eaton MPN: NZMB1-A63 UPC: 4015082590772 Shipping Weight: 2.35 lbs. Shipping Height: 4.00 In. Shipping...- SKU:
- C15-6727
- Approval:
- UL489
- Approval:
- CSA C22.2
- Approval:
- CE
- Amps:
- 63 A
- Frame:
- NZM1
- Interrupting Rating:
- 25 kA
- Maximum AC Voltage:
- 440
- Poles:
- 3
- Size:
- 90 Millimeter Width x 84.5 Millimeter Depth x 145 Millimeter Height
- Terminal Type:
- Front Frame ClA
- Terminal Type:
- Box
- Type:
- Thermal Magnetic
- Type:
- Adjustable Thermal
- Volts:
- 440 VAC
- Short Description:
- 440 VAC 50/60 Hz, 63 A, 25 kA, 3-Pole, Front Frame ClA/Box Terminal, NZM1 Frame, Thermal Magnetic, Molded Case Circuit Breaker
- Series:
- NZMB1
- Specification/Technical:
- Eaton-Moeller_00207_1_2_SPEC.pdf
- Data Sheet:
- Eaton-Moeller_01024_1-9_DATA.pdf
- Frame Type:
- NZM1
- Current Rating:
- 63 A
- Installation/Operator:
- Eaton-Moeller_00020_INST.pdf
- Number of Poles:
- 3
- Voltage Rating:
- 440 VAC
- Catalog:
- Eaton-Moeller_00013_59_CAT.pdf
- Maximum AC Voltage Rating:
- 440
- Country of Origin:
- Germany
MSRP $2,056.20Surplus $175.00 -
Eaton QBHW3070H Miniature Circuit Breakers (MCBs) 3P 70A 240V EA
MSRP $1,398.71Surplus $311.98SKU: C15-4083 Brand: Eaton MPN: QBHW3070H UPC: 786679393550 Shipping Weight: 1.15 lbs. Shipping Height: 3.00 In. Shipping Length: 4.00 In. Shipping Width: 4.00 In...- SKU:
- C15-4083
- Series:
- QBHW
- Type:
- Thermal Magnetic
- Approval:
- UL 489
- Approval:
- CSA
- Volts:
- 240 VAC
- Amps:
- 32 A
- Poles:
- 3
- Mounting:
- Bolt-On
- Interrupting Rating:
- 22000 A at 240 VAC
- Terminal Type:
- Extended Tang Line Terminal
- Terminal Type:
- Box Lug Load Terminal
- Wire Size:
- 8 to 1/0 AWG (Aluminum/Copper
- Wire Size:
- Load)
- Short Description:
- 240 VAC, 70 A, 22 kA, 3-Pole, Extended Tang Line/Steel Box Lug Load Terminal, Bolt-On Mount, Thermal Magnetic, Miniature
- Catalog:
- Eaton_03771_V4T1_12_CAT.pdf
- TS PIK:
- 21510613
- Country of Origin:
- Dominican Republic
- Current Rating:
- 70 A
- Voltage Rating:
- 240 VAC
- Number of Poles:
- 3
MSRP $1,398.71Surplus $311.98 -
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Eaton 2A11799G36 Trip Units
MSRP $7,886.12Surplus $2,311.35SKU: A13-1562 Brand: Eaton MPN: 2A11799G36 UPC: 786685118970 Shipping Weight: 1.50 lbs. Shipping Height: 5.00 In. Shipping Length: 11.00 In. Shipping Width: 7.00 In...- SKU:
- A13-1562
- TS PIK:
- 125135254
MSRP $7,886.12Surplus $2,311.35 -
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Eaton 2A11799G51 Trip Units 11ARM 4000A 600V 50/60Hz EA
MSRP $15,791.08Surplus $6,599.68SKU: A13-1225 Brand: Eaton MPN: 2A11799G51 UPC: 782116053407 Shipping Weight: 2.10 lbs. Shipping Height: 6.00 In. Shipping Length: 11.00 In. Shipping Width: 7.00 In...- SKU:
- A13-1225
- TS PIK:
- 121623654
- Short Description:
- EATON MAGNUM TRIP UNIT REPLACEMENTS AND TESTERS, UNIVERSAL FRAME, DIGITRIP 1150+
MSRP $15,791.08Surplus $6,599.68 -
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Eaton 2A11799G53 Trip Units 11ARM 4000A 600V 50/60Hz EA
MSRP $17,833.03Surplus $3,111.18SKU: A13-1164 Brand: Eaton MPN: 2A11799G53 UPC: 786685118970 Shipping Weight: 1.15 lbs. Shipping Height: 4.00 In. Shipping Length: 7.00 In. Shipping Width: 4.00 In...- SKU:
- A13-1164
- Short Description:
- EATON MAGNUM TRIP UNIT REPLACEMENTS AND TESTERS, UNIVERSAL FRAME, DIGITRIP 1150+
- Volts:
- 600 V
- Amps:
- 4000 A
- Type:
- 11ARM
- TS PIK:
- 121971760
MSRP $17,833.03Surplus $3,111.18 -
Eaton 371D266G02 Circuit Breaker Accessories
MSRP $1,418.99Surplus $409.89SKU: C15-11575 Brand: Eaton MPN: 371D266G02 UPC: 78667954145 Shipping Weight: 2.25 lbs. Shipping Height: 5.00 In. Shipping Length: 8.00 In. Shipping Width: 6.00 In...- SKU:
- C15-11575
- TS PIK:
- 21512645
- Country of Origin:
- United States
- Short Description:
- DE-ION SWITCH 30A STD HANDLE (NON CSA)
MSRP $1,418.99Surplus $409.89 -
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Eaton 4218B80G12 Circuit Breaker Accessories 3P/4P EA
MSRP $13.61Surplus $8.17Eaton 4218B80G12 Circuit Breaker Accessories 3P/4P EA​ ARCA SKU: C15-4424 Brand: Eaton MPN: 4218B80G12 UPC: Shipping Weight: 0.05 lbs. Shipping Height: 1.00 In. Shipping...- SKU:
- C15-4424
- UOM:
- EA
- Type:
- Installation Group
- Box Quantity:
- 1
MSRP $13.61Surplus $8.17 -
Eaton 5103A09G01 Circuit Breaker Accessories Mounting Screw Kit
MSRP $20.42Surplus $3.35Eaton 5103A09G01 Circuit Breaker Accessories Mounting Screw Kit​ ARCA SKU: C15-4430 Brand: Eaton MPN: 5103A09G01 UPC: Shipping Weight: 0.10 Shipping Height: 1.00 In. Shipping...- SKU:
- C15-4430
- Type:
- Mounting Screw Kit
- Country of Origin:
- United States
MSRP $20.42Surplus $3.35 -
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Eaton 6608C44-H12-48 Circuit Breaker Accessories EA
MSRP $3,403.25Surplus $1,229.08SKU: C15-5303 Brand: Eaton MPN: 6608C44-H12-48 UPC: Shipping Weight: 2.95 lbs. Shipping Height: 3.00 In. Shipping Length: 49.00 In. Shipping Width: 6.00 In. Product...- SKU:
- C15-5303
MSRP $3,403.25Surplus $1,229.08 -
Eaton BAB3025H Miniature Circuit Breakers (MCBs) BAB 3P 25A 240V 50/60Hz 3Ph EA
MSRP $647.52Surplus $159.44Eaton BAB3025H Miniature Circuit Breakers (MCBs) BAB 3P 25A 240V 50/60Hz 3Ph EA​ ARCA SKU: C15-1087 Brand: Eaton MPN: BAB3025H UPC: 786679303252 Shipping Weight: 0.90 lbs. Shipping...- SKU:
- C15-1087
- Series:
- BAB
- Type:
- Thermal Magnetic
- Approval:
- UL 489
- Approval:
- CSA
- Volts:
- 240 VAC
- Amps:
- 32 A
- Poles:
- 3
- Mounting:
- Bolt-On
- Interrupting Rating:
- 10000 A at 240 VAC
- Terminal Type:
- Extended Tang Line Terminal
- Terminal Type:
- Box Lug Load Terminal
- Wire Size:
- 14 to 4 AWG Aluminum/Copper (Load)
- Short Description:
- 240 VAC, 25 A, 10 kA, 3-Pole, Extended Tang Line/Box Lug Load Terminal, Bolt-On Mount, Thermal Magnetic, Miniature
- Catalog:
- Eaton_03771_V4T1_3_V4T1_11_V4T1_12_CAT.pdf
- TS PIK:
- 21508707
- Number of Poles:
- 3
- Current Rating:
- 25 A
- Voltage Rating:
- 240 VAC
- Country of Origin:
- Dominican Republic
MSRP $647.52Surplus $159.44 -
Eaton BR140 Miniature Circuit Breakers (MCBs) 40A 120V EA
MSRP $81.68Surplus $16.62Eaton BR140 Miniature Circuit Breakers (MCBs) 40A 120V EA​ ARCA SKU: C15-1204 Brand: Eaton MPN: BR140 UPC: 78667636225 Shipping Weight: 0.30 lbs. Shipping Height: 1.00 In. Shipping...- SKU:
- C15-1204
- Series:
- BR
- Approval:
- UL 489
- Approval:
- Federal Specification W-C375
- Volts:
- 120/240 VAC
- Amps:
- 32 A
- Used On:
- Type BR Loadcenter
- Poles:
- 1
- Mounting:
- Plug-On
- Interrupting Rating:
- 10 kA
- Wire Size:
- 14 to 4 AWG (Aluminum/Copper)
- Short Description:
- 120/240 VAC, 40 A, 10 kA, 1-Pole, 1" Plug-On Mount, Thermal Magnetic
- Catalog:
- Eaton_36620_V1T1_84_CAT.pdf
- TS PIK:
- 21493850
- Number of Poles:
- 1
- Current Rating:
- 40 A
- Voltage Rating:
- 120/240 VAC
- Country of Origin:
- United States
MSRP $81.68Surplus $16.62 -
Eaton BR280H Miniature Circuit Breakers (MCBs) EA
MSRP $481.76Surplus $138.34Eaton BR280H Miniature Circuit Breakers (MCBs) EA​ ARCA SKU: C15-5264 Brand: Eaton MPN: BR280H UPC: 78667600247 Shipping Weight: 0.75 lbs. Shipping Height: 3.00 In. Shipping...- SKU:
- C15-5264
- Series:
- BR
- Amps:
- 80 A
- Poles:
- 2
- Short Description:
- EATON BR THERMAL MAGNETIC CIRCUIT BREAKER,TYPE BR 1-INCH PLUG-ON HIGH-MAGNETIC C
- Mounting:
- Plug-On
- Number of Poles:
- 2
- TS PIK:
- 115573028
- Type:
- BR
- Current Rating:
- 80 A
- Country of Origin:
- Dominican Republic
MSRP $481.76Surplus $138.34 -
Eaton BR360 Miniature Circuit Breakers (MCBs) 3P 60A 240V EA
MSRP $562.05Surplus $96.99Eaton BR360 Miniature Circuit Breakers (MCBs) 3P 60A 240V EA​ ARCA SKU: C15-1263 Brand: Eaton MPN: BR360 UPC: 786676367950 Shipping Weight: 0.95 lbs. Shipping Height: 3.00 In...- SKU:
- C15-1263
- Series:
- BR
- Type:
- Common Trip
- Type:
- Quadplex
- Approval:
- UL 489
- Volts:
- 240 VAC
- Amps:
- 32 A
- Used On:
- BR Series Load Center
- Poles:
- 3
- Mounting:
- Plug-On
- Interrupting Rating:
- 10 kA
- Wire Size:
- 4 to 1/0 AWG (Copper/Aluminum)
- Short Description:
- 240 VAC, 60 A, 10 kA, 3-Pole, Plug-On Mount, Common Trip, Duplex, Thermal Magnetic
- Catalog:
- Eaton_36620_V1T1_85_CAT.pdf
- Current Rating:
- 60 A
- Voltage Rating:
- 240 VAC
- Number of Poles:
- 3
- Country of Origin:
- Dominican Republic
MSRP $562.05Surplus $96.99 -
Eaton CH220 Miniature Circuit Breakers (MCBs) CH 2P 20A 240V 50/60Hz 1Ph EA
MSRP $176.97Surplus $36.39Eaton CH220 Miniature Circuit Breakers (MCBs) CH 2P 20A 240V 50/60Hz 1Ph EA​ ARCA SKU: C15-1405 Brand: Eaton MPN: CH220 UPC: 782113101767 Shipping Weight: 0.55 lbs. Shipping...- SKU:
- C15-1405
- Series:
- CH
- Type:
- Thermal Magnetic
- Type:
- Common Trip
- Volts:
- 120/240 VAC
- Amps:
- 32 A
- Used On:
- Type CH Loadcenter
- Poles:
- 2
- Mounting:
- Plug-On
- Interrupting Rating:
- 10 kA
- Wire Size:
- (1) 14 to 8 AWG
- Wire Size:
- (2) 14 to 10 AWG
- Short Description:
- 120/240 VAC, 20 A, 10 kA, 2-Pole, Plug-On Mount, Common Trip, Thermal Magnetic
- Catalog:
- Eaton_36620_V1T1_36_V1T1_37_CAT.pdf
- TS PIK:
- 531264
- Number of Poles:
- 2
- Voltage Rating:
- 120/240 VAC
- Current Rating:
- 20 A
- Country of Origin:
- Dominican Republic
MSRP $176.97Surplus $36.39 -
Eaton CHB120 Miniature Circuit Breakers (MCBs) CHB 1P 20A 240V 50/60Hz 1Ph EA
MSRP $197.39Surplus $45.71Eaton CHB120 Miniature Circuit Breakers (MCBs) CHB 1P 20A 240V 50/60Hz 1Ph EA​ ARCA SKU: C15-3134 Brand: Eaton MPN: CHB120 UPC: 782113112350 Shipping Weight: 0.30 lbs. Shipping...- SKU:
- C15-3134
- Series:
- CHB
- Type:
- Thermal Magnetic
- Approval:
- UL 489
- Size:
- 4.5 Inch Width x 8.3 Inch Depth x 4.4 Inch Height
- Volts:
- 120/240 V
- Amps:
- 32 A
- Used On:
- CH Load Center
- Used On:
- PB Panelboard
- Poles:
- 1
- Mounting:
- Bolt-On
- Interrupting Rating:
- 10 kA
- Wire Size:
- 14 to 8 AWG
- Short Description:
- 120/240 V, 20 A, 10 kA, 1-Pole, Bolt-On Mount, Thermal Magnetic
- TS PIK:
- 111010045
- Voltage Rating:
- 120/240 V
- Number of Poles:
- 1
- Current Rating:
- 20 A
- Country of Origin:
- Dominican Republic
MSRP $197.39Surplus $45.71 -
Eaton CHN250GF Miniature Circuit Breakers (MCBs) EA
MSRP $674.03Surplus $146.99Eaton CHN250GF Miniature Circuit Breakers (MCBs) EA​ ARCA SKU: C15-5248 Brand: Eaton MPN: CHN250GF UPC: 786689217280 Shipping Weight: 0.85 Shipping Height: 2.00 In. Shipping...- SKU:
- C15-5248
- Type:
- Common Trip
- Approval:
- UL 489
- Size:
- 3.5 Inch Width x 6 Inch Depth x 2.25 Inch Height
- Volts:
- 120/240 VAC
- Amps:
- 32 A
- Used On:
- CH Load Center
- Poles:
- 2
- Mounting:
- Plug-On
- Interrupting Rating:
- 10 kA
- Wire Size:
- 14 to 6 AWG Copper/Aluminum at 60 Deg C
- Trip Sensitivity:
- 5 Milliamp
- Short Description:
- 120/240 VAC, 50 A, 10 kA, 2-Pole, Powder Coated Galvanized Steel Outdoor Enclosure, Plug-In Mount, Ground Fault, Common Trip
- Catalog:
- EatonCorp_00201_V1T1_14_V1T1_33_V1T1_36_CAT.pdf
- Specification/Technical:
- EatonCorp_00204_1_2_SPEC.pdf
- Number of Poles:
- 2
- Current Rating:
- 50 A
- Voltage Rating:
- 120/240 VAC
MSRP $674.03Surplus $146.99 -
Eaton CHQ245 Miniature Circuit Breakers (MCBs) CHQ 2P 45A 240V 50/60Hz 1Ph EA
MSRP $148.41Surplus $46.08Eaton CHQ245 Miniature Circuit Breakers (MCBs) CHQ 2P 45A 240V 50/60Hz 1Ph EA​ ARCA SKU: C15-1516 Brand: Eaton MPN: CHQ245 UPC: 782113010953 Shipping Weight: 0.60 lbs. Shipping...- SKU:
- C15-1516
- Series:
- CH
- Type:
- Thin
- Approval:
- UL 489
- Size:
- 0.75 Inch Width
- Volts:
- 120/240 VAC
- Amps:
- 32 A
- Used On:
- Type QO Loadcenter
- Poles:
- 2
- Interrupting Rating:
- 10000 A
- Wire Size:
- (1) 14 to 8 AWG (Aluminum/Copper)
- Wire Size:
- (2) 14 to 10 AWG (Aluminum/Copper)
- Short Description:
- 120/240 VAC, 45 A, 2-Pole, 10 kA, Common Trip, Renewal, Thermal Magnetic
- Catalog:
- Eaton_00001_V1T1_102_V1T1_103_V1T1_105_V1T1_106_CAT.pdf
- Specification/Technical:
- CONCUTE00023_1.pdf
- TS PIK:
- 111008142
- Number of Poles:
- 2
- Current Rating:
- 45 A
- Voltage Rating:
- 120/240 VAC
- Country of Origin:
- Dominican Republic
MSRP $148.41Surplus $46.08
Disclaimer: ARCA Supply is not an authorized distributor, reseller or representative of any manufacturer, brand or product listed. All product names, trademarks, brands and logos are the property of their respective owners. The depiction, description or sale of products featuring these names, trademarks, brands and logos is for identification purposes only and is not intended to indicate any affiliation with or authorization by any rights holder. All items sold by ARCA Supply are covered under ARCA Supply's warranty and not the manufacturer warranty.