
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
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Eaton LD3600KA13X04Y20 Molded Case Breakers (MCCBs) LD 3P 600A 600V 50/60Hz 3Ph L Frame
MSRP $16,700.00Surplus $5,397.06SKU: C15-2669 Brand: Eaton MPN: LD3600KA13X04Y20 UPC: 786679082218 Shipping Weight: 21.85 lbs. Shipping Height: 8.00 In. Shipping Length: 14.00 In. Shipping Width: 12...- SKU:
- C15-2669
- Frame Type:
- LD
- Voltage Rating:
- 600 VAC
- Current Rating:
- 32 A
- Number of Poles:
- 3
- Interrupting Rating:
- 35 kA at 480 VAC
- Type:
- Molded Case
- Maximum AC Voltage Rating:
- 600 Volt
- Terminal Type:
- Line and Load Lug
- Size:
- 8.25 Inch Width x 4.06 Inch Depth x 10.75 Inch Height
- Short Description:
- 600 VAC 50/60 Hz, 250 VDC, 600 A, 35 kA, 3-Pole, LD Frame, Interchangeable Trip, Thermal Magnetic
- Catalog:
- Eaton_46579_V4T2_254_V4T2_255_V4T2_299-V4T2_348_CAT.pdf
- Installation/Operator:
- Eaton_00114_INST.pdf
- Specification/Technical:
- Eaton_08815_1_2_SPEC.pdf
MSRP $16,700.00Surplus $5,397.06 -
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Eaton LD3600W Molded Case Breakers (MCCBs) LD 3P 600A 600V 50/60Hz 3Ph L Frame
MSRP $12,700.00Surplus $3,425.06SKU: C15-4296 Brand: Eaton MPN: LD3600W UPC: 782114869345 Shipping Weight: 19.20 lbs. Shipping Height: 8.00 In. Shipping Length: 14.00 In. Shipping Width: 12.00 In...- SKU:
- C15-4296
- Frame Type:
- L
- Voltage Rating:
- 600 V
- Current Rating:
- 600 A
- Number of Poles:
- 3
- Interrupting Rating:
- 65 kA at 240 Vac, 35 kA at 480 Vac
- Short Description:
- Eaton Series C complete molded case circuit breaker, L-frame, LD, Complete breaker, Fixed thermal, Fixed magnetic trip, Three-pole, 600 A, 600 Vac, 250 Vdc, 65 kA at 240 Vac, 35 kA at 480 Vac, Aluminum, Line and load, 50/60 Hz
MSRP $12,700.00Surplus $3,425.06 -
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Eaton LD3600WK Molded Case Breakers (MCCBs) EA
MSRP $17,029.08Surplus $2,825.22SKU: C15-9787 Brand: Eaton MPN: LD3600WK UPC: 78667935318 Shipping Weight: 17.00 lbs. Shipping Height: 4.00 In. Shipping Length: 12.00 In. Shipping Width: 9.00 In...- SKU:
- C15-9787
- TS PIK:
- 21509863
- Voltage Rating:
- 600 VAC 50/60 Hertz, 250 VDC
- Interrupting Rating:
- 65 kA at 240 VAC, 35 kA at 480 VAC, 25 kA at 600 VAC, 22 kA at 250 VDC (UL), 85 kA at 240 VAC, 45 kA at 415 VAC, 20 kA at 690 VAC/250 VDC (IEC)
- Maximum AC Voltage Rating:
- 600 V
- Current Rating:
- 600 A
- Maximum DC Voltage Rating:
- 250 V
- Installation/Operator:
- EatonCorp_00029_INST.pdf
- Terminal Type:
- Aluminum Standard Pressure Line and Load
- Number of Poles:
- 3
- Size:
- 8.25 Inch Width x 4.06 Inch Depth x 10.75 Inch Height
- Frame Type:
- LD
- Catalog:
- EatonCorp_00274_V4T2_259_V4T2_260_V4T2_328-V4T2_330_CAT.pdf
- Short Description:
- 600 VAC 50/60 Hz, 250 VDC, 600 A, 35 kA Interrupt, 3-Pole, LD Frame, High Thermal Magnetic, Molded Case, Interchangeable Trip Circuit Breaker without Terminal
- Type:
- Thermal Magnetic, Standard Interrupting Capacity, Molded Case
- Country of Origin:
- United States
MSRP $17,029.08Surplus $2,825.22 -
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Eaton LDB3350 Molded Case Breakers (MCCBs) LDB 3P 350A 600V 50/60Hz 3Ph L Frame
MSRP $2,000.00Surplus $2,178.10SKU: C15-4700 Brand: Eaton MPN: LDB3350 UPC: Shipping Weight: 18.50 lbs. Shipping Height: 6.00 In. Shipping Length: 9.00 In. Shipping Width: 11.00 In. Product...- SKU:
- C15-4700
- Frame Type:
- LDB
- Voltage Rating:
- 600 V
- Current Rating:
- 350 A
- Number of Poles:
- 3
- Short Description:
- Westinghouse,Eaton,Cutler Hammer, Series C, type LDB, 3P, 3PH, 350A, 600V, 35kA@480V, standard interrupting capacity, 40ºC, Feed-Thru, complete with non-interchangeable
MSRP $2,000.00Surplus $2,178.10 -
Eaton LDB3400 Molded Case Breakers (MCCBs)
MSRP $17,271.74Surplus $2,576.54SKU: C15-11515 Brand: Eaton MPN: LDB3400 UPC: 78667914792 Shipping Weight: 21.10 lbs. Shipping Height: 8.00 In. Shipping Length: 13.00 In. Shipping Width: 11.00 In...- SKU:
- C15-11515
- TS PIK:
- 106998276
MSRP $17,271.74Surplus $2,576.54 -
Eaton LDB3450 Molded Case Breakers (MCCBs)
MSRP $14,787.00Surplus $5,845.08SKU: C15-11896 Brand: Eaton MPN: LDB3450 UPC: Shipping Weight: 21.05 lbs. Shipping Height: 8.00 In. Shipping Length: 11.00 In. Shipping Width: 14.00 In. Product...- SKU:
- C15-11896
- TS PIK:
- 106998277
MSRP $14,787.00Surplus $5,845.08 -
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Eaton LDB3500 Molded Case Breakers (MCCBs) LDB 3P 500A 600V 50/60Hz 3Ph L Frame
MSRP $17,917.00Surplus $4,505.47SKU: C15-3433 Brand: Eaton MPN: LDB3500 UPC: 786679147955 Shipping Weight: 21.20 lbs. Shipping Height: 8.00 In. Shipping Length: 14.00 In. Shipping Width: 11.00 In...- SKU:
- C15-3433
- Approval:
- UL 489
- Approval:
- CSA C22.2
- Approval:
- CE
- Amps:
- 500 A
- Frame:
- LD
- Interrupting Rating:
- 65 kA at 240 V AC
- Interrupting Rating:
- 35 Kiloamp at 480 Volt AC
- Interrupting Rating:
- 25 Kiloamp at 600 Volt AC
- Interrupting Rating:
- 22 Kiloamp at 250 Volt AC (UL)
- Interrupting Rating:
- 85 Kiloamp at 240 Volt AC
- Interrupting Rating:
- 45 Kiloamp at 415 Volt AC
- Interrupting Rating:
- 20 Kiloamp at 690 Volt AC/250 Volt DC (IEC)
- Maximum AC Voltage:
- 600 V
- Maximum DC Voltage:
- 250 V
- Poles:
- 3
- Size:
- 8.25 Inch Width x 4.06 Inch Depth x 10.75 Inch Height
- Terminal Type:
- Aluminum Standard Pressure Line and Load
- Type:
- Fixed Thermal Magnetic
- Type:
- Molded Case
- Volts:
- 600 VAC 50/60 Hertz
- Volts:
- 250 VDC
- TS PIK:
- 106998279
- Voltage Rating:
- 600 V AC 50/60 Hertz, 250 V DC
- Short Description:
- EATON SERIES C COMPLETE MOLDED CASE CIRCUIT BREAKER, L-FRAME, LDB, COMPLETE BREA
- Number of Poles:
- 3
- Maximum DC Voltage Rating:
- 250 V
- Current Rating:
- 500 A
- Installation/Operator:
- Eaton_00486_INST.pdf
- Maximum AC Voltage Rating:
- 600 V
- Catalog:
- EatonCorp-CutlerHammer_00123_V4T2_254_V4T2_255_V4T2_258_V4T2_323-V4T2_348_CAT.pdf
- Frame Type:
- LD
MSRP $17,917.00Surplus $4,505.47 -
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Eaton LDB3600 Molded Case Breakers (MCCBs) LDB 3P 600A 600V 50/60Hz 3Ph L Frame
MSRP $14,500.00Surplus $3,966.51SKU: C15-2908 Brand: Eaton MPN: LDB3600 UPC: 786679147962 Shipping Weight: 22.00 lbs. Shipping Height: 8.00 In. Shipping Length: 14.00 In. Shipping Width: 11.00 In...- SKU:
- C15-2908
- Approval:
- UL 489
- Approval:
- CSA C22.2
- Approval:
- CE
- Amps:
- 600 A
- Frame:
- LD
- Interrupting Rating:
- 65 kA at 240 V AC
- Interrupting Rating:
- 35 Kiloamp at 480 Volt AC
- Interrupting Rating:
- 25 Kiloamp at 600 Volt AC
- Interrupting Rating:
- 22 Kiloamp at 250 Volt AC (UL)
- Interrupting Rating:
- 85 Kiloamp at 240 Volt AC
- Interrupting Rating:
- 45 Kiloamp at 415 Volt AC
- Interrupting Rating:
- 20 Kiloamp at 690 Volt AC/250 Volt DC (IEC)
- Maximum AC Voltage:
- 600 V
- Maximum DC Voltage:
- 250 V
- Poles:
- 3
- Size:
- 8.25 Inch Width x 4.06 Inch Depth x 10.75 Inch Height
- Terminal Type:
- Aluminum Standard Pressure Line and Load
- Type:
- Fixed Thermal Magnetic
- Type:
- Molded Case
- Volts:
- 600 VAC 50/60 Hertz
- Volts:
- 250 VDC
- TS PIK:
- 106998280
- Installation/Operator:
- Eaton_00486_INST.pdf
- Maximum DC Voltage Rating:
- 250 V
- Short Description:
- EATON SERIES C COMPLETE MOLDED CASE CIRCUIT BREAKER, L-FRAME, LDB, COMPLETE BREA
- Number of Poles:
- 3
- Current Rating:
- 600 A
- Voltage Rating:
- 600 V AC 50/60 Hertz, 250 V DC
- Maximum AC Voltage Rating:
- 600 V
- Catalog:
- EatonCorp-CutlerHammer_00123_V4T2_254_V4T2_255_V4T2_258_V4T2_323-V4T2_348_CAT.pdf
- Frame Type:
- LD
MSRP $14,500.00Surplus $3,966.51 -
Eaton LDC3600F Molded Case Breakers (MCCBs) EA
MSRP $18,955.09Surplus $4,453.54SKU: C15-9270 Brand: Eaton MPN: LDC3600F UPC: Shipping Weight: 16.70 lbs. Shipping Height: 6.00 In. Shipping Length: 12.00 In. Shipping Width: 9.00 In. Product...- SKU:
- C15-9270
- Voltage Rating:
- 600 VAC
- Current Rating:
- 300 to 600 A
- Short Description:
- 600 VAC 50/60 Hz, 250 VDC, 600 A, 3-Pole, 200/100 kA, L Frame, Fixed Thermal Magnetic, LDC, Molded Case Circuit Breaker Frame
- Interrupting Rating:
- 50 kA at 600 VAC
- Number of Poles:
- 3
- Installation/Operator:
- Eaton_00486_INST.pdf
- Catalog:
- Eaton_14666_V4T2_326_V4T2_327_CAT.pdf
- Series:
- LD
- Type:
- Thermal Magnetic
- Country of Origin:
- United States
MSRP $18,955.09Surplus $4,453.54 -
Eaton LDC3600T107W Molded Case Breakers (MCCBs) LDC 3P 600A 600V 50/60Hz 3Ph L Frame Neutral Current Sensor
MSRP $40,270.00Surplus $6,054.42SKU: C15-3225 Brand: Eaton MPN: LDC3600T107W UPC: 786679054949 Shipping Weight: 25.95 lbs. Shipping Height: 8.00 In. Shipping Length: 14.00 In. Shipping Width: 14.00...- SKU:
- C15-3225
- Volts:
- 600 V
- Amps:
- 600 A
- Poles:
- 3
- Frequency Rating:
- 50/60 Hz
- Frame:
- L
- General Accessories:
- Neutral Current Sensor
- Short Description:
- EATON SERIES C ELECTRONIC MOLDED CASE CIRCUIT BREAKER, L-FRAME, LDC, COMPLETE BR
- Series:
- C
MSRP $40,270.00Surplus $6,054.42 -
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Eaton LES3600ALSIGZG Trip Units LES 3P 600A 600V 50/60Hz
MSRP $14,500.00Surplus $2,965.54SKU: A13-1177 Brand: Eaton MPN: LES3600ALSIGZG UPC: 786685951621 Shipping Weight: 7.10 lbs. Shipping Height: 6.00 In. Shipping Length: 10.00 In. Shipping Width: 9.00...- SKU:
- A13-1177
MSRP $14,500.00Surplus $2,965.54 -
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Eaton LFD3070R Circuit Breaker Accessories LPD 15-70A J-K Frame
MSRP $1,355.00Surplus $651.20SKU: C15-2297 Brand: Eaton MPN: LFD3070R UPC: 786679161272 Shipping Weight: 2.30 lbs. Shipping Height: 5.10 In. Shipping Length: 5.20 In. Shipping Width: 5.30 In...- SKU:
- C15-2297
- Amps:
- 15 to 70 A
- Terminal Trip Setting:
- 0
- Used On:
- C Series J/K Frame Molded Case Circuit Breaker
- Gauge:
- 0
- Specification/Technical:
- Eaton_08909_1_2_SPEC.pdf
- Catalog:
- Eaton_03771_V4T2_430_CAT.pdf
- Short Description:
- EATON MOLDED CASE CIRCUIT BREAKER ACCESSORY CURRENT LIMITER, TYPE LPD CURRENT LI
MSRP $1,355.00Surplus $651.20 -
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Eaton LG3500 Molded Case Breakers (MCCBs) LG 3P 500A 600V 50/60Hz 3Ph L Frame
MSRP $5,340.00Surplus $2,187.56SKU: C15-3056 Brand: Eaton MPN: LG3500 UPC: 786679659229 Shipping Weight: 21.45 lbs. Shipping Height: 8.00 In. Shipping Length: 14.00 In. Shipping Width: 13.00 In...- SKU:
- C15-3056
- Series:
- G
- Volts:
- 600 V
- Amps:
- 500 A
- Poles:
- 3
- Frequency Rating:
- 50/60 Hz
- Frame:
- L
- Short Description:
- EATON SERIES C ELECTRONIC MOLDED CASE CIRCUIT BREAKER, L-FRAME, FIXED THERMAL, F
MSRP $5,340.00Surplus $2,187.56 -
Eaton LG3DOM Circuit Breaker Accessories Drawout Cassette 3P 600V EA
MSRP $2,300.00Surplus $349.45SKU: C15-2123 Brand: Eaton MPN: LG3DOM UPC: 786685004693 Shipping Weight: 20.95 lbs. Shipping Height: 16.00 In. Shipping Length: 15.00 In. Shipping Width: 12.00 In...- SKU:
- C15-2123
- Volts:
- 600 V
- Poles:
- 3
- Short Description:
- LG 3 POLE DRAWOUT CASSETTE
- TS PIK:
- 122754018
- Country of Origin:
- China
MSRP $2,300.00Surplus $349.45 -
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Eaton LGC3600FAG Molded Case Breakers (MCCBs)
MSRP $13,298.00Surplus $3,511.63SKU: C15-11746 Brand: Eaton MPN: LGC3600FAG UPC: Shipping Weight: 12.40 lbs. Shipping Height: 6.00 In. Shipping Length: 11.00 In. Shipping Width: 6.00 In. Product...- SKU:
- C15-11746
- TS PIK:
- 122378193
MSRP $13,298.00Surplus $3,511.63 -
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Eaton LGC3630NN Molded Case Breakers (MCCBs) LGC 3P 630A 600V 50/60Hz 3Ph L Frame
MSRP $11,651.00Surplus $2,333.20SKU: C15-3659 Brand: Eaton MPN: LGC3630NN UPC: 786685182629 Shipping Weight: 14.30 lbs. Shipping Height: 6.00 In. Shipping Length: 12.00 In. Shipping Width: 6.00 In...- SKU:
- C15-3659
- Series:
- G
- Volts:
- 600 V
- Amps:
- 630 A
- Poles:
- 3
- Frequency Rating:
- 50/60 Hz
- Frame:
- L
- Short Description:
- EATON SERIES G MOLDED CASE CIRCUIT BREAKER, LG-FRAME, LG, FRAME ONLY, FIXED THER
MSRP $11,651.00Surplus $2,333.20 -
Eaton LGE3500FAG Molded Case Breakers (MCCBs) LGE 3P 500A 600V 50/60Hz 3Ph L Frame
MSRP $9,975.00Surplus $1,574.57SKU: C15-2691 Brand: Eaton MPN: LGE3500FAG UPC: 782116142415 Shipping Weight: 12.40 lbs. Shipping Height: 6.00 In. Shipping Length: 11.00 In. Shipping Width: 6.00 In...- SKU:
- C15-2691
- Approval:
- UL 489
- Approval:
- CSA C22.2
- Approval:
- CE
- Amps:
- 500 A
- Frame:
- LG
- Interrupting Rating:
- 65 kA at 240 VAC
- Interrupting Rating:
- 35 Kiloamp at 415/480 Volt AC
- Interrupting Rating:
- 18 Kiloamp at 600 Volt AC
- Maximum AC Voltage:
- 600 V
- Poles:
- 3
- Size:
- 5.48 Inch Width x 4.09 Inch Depth x 10.13 Inch Height
- Terminal Type:
- Line and Load
- Type:
- Fixed Thermal
- Type:
- Adjustable Magnetic
- Volts:
- 240/415/480/600 VAC 50/60 Hertz
- TS PIK:
- 120147105
- Number of Poles:
- 3
- Catalog:
- EatonCorp-CutlerHammer_00123_V4T2_142-V4T2_144_V4T2_185-V4T2_202_CAT.pdf
- Maximum AC Voltage Rating:
- 600 V
- Voltage Rating:
- 240/415/480/600 VAC 50/60 Hertz
- Installation/Operator:
- Eaton_00239_INST.pdf
- Current Rating:
- 500 A
- Frame Type:
- LG
- Short Description:
- EATON SERIES G MOLDED CASE CIRCUIT BREAkER, LG-FRAME, LG, FIXED THERMAL, ADJUSTA
- Series:
- G
- Country of Origin:
- United States
MSRP $9,975.00Surplus $1,574.57 -
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Eaton LGE360033W Molded Case Breakers (MCCBs)
MSRP $7,325.00Surplus $2,285.75SKU: C15-11748 Brand: Eaton MPN: LGE360033W UPC: Shipping Weight: 14.10 lbs. Shipping Height: 6.00 In. Shipping Length: 12.00 In. Shipping Width: 6.00 In. Product...- SKU:
- C15-11748
- TS PIK:
- 121525564
MSRP $7,325.00Surplus $2,285.75 -
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Eaton LGE360036B21G Molded Case Breakers (MCCBs) LGE 3P 600A 600V 50/60Hz 3Ph L Frame
MSRP $15,898.00Surplus $4,714.70SKU: C15-2675 Brand: Eaton MPN: LGE360036B21G UPC: 786685445021 Shipping Weight: 13.40 lbs. Shipping Height: 6.00 In. Shipping Length: 11.00 In. Shipping Width: 6.00...- SKU:
- C15-2675
- Series:
- G
- Volts:
- 600 V
- Amps:
- 600 A
- Poles:
- 3
- Frequency Rating:
- 50/60 Hz
- Frame:
- L
- Short Description:
- EATON SERIES G ELECT. MOLDED CASE CIRCUIT BREAKER, LG-FRAME, LG, COMPLETE BREAKE
MSRP $15,898.00Surplus $4,714.70 -
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Eaton LGE3600FAG Molded Case Breakers (MCCBs) LGE 3P 600A 600V 50/60Hz 3Ph L Frame
MSRP $9,975.00Surplus $1,678.20SKU: C15-3459 Brand: Eaton MPN: LGE3600FAG UPC: 782116142422 Shipping Weight: 13.70 lbs. Shipping Height: 6.00 In. Shipping Length: 12.00 In. Shipping Width: 6.00 In...- SKU:
- C15-3459
- Frame Type:
- LG
- Voltage Rating:
- 600/480/240 VAC
- Current Rating:
- 32 A
- Number of Poles:
- 3
- Interrupting Rating:
- 65 kA at 240 VAC,35 kA at 480 VAC,18 kA at 600 VAC
- Type:
- Molded Case
- Maximum AC Voltage Rating:
- 600 V
- Terminal Type:
- Standard Pressure Line and Load
- Size:
- 5.48 Inch Width x 4.09 Inch Depth x 10.13 Inch Height
- Short Description:
- 600 VAC 50/60 Hz, 600 A, 35 kA, 3-Pole, Line/Load Terminal, LG Frame, Fixed Thermal, Adjustable Magnetic
- Catalog:
- Eaton_46579_V4T2_185_V4T2_186_V4T2_199_V4T2_201_CAT.pdf
- Installation/Operator:
- Eaton_00239_INST.pdf
- Specification/Technical:
- Eaton_51713_1_2_SPEC.pdf
- Series:
- G, LGE
- Country of Origin:
- United States
MSRP $9,975.00Surplus $1,678.20
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