
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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Eaton LDB3500 Molded Case Breakers (MCCBs) LDB 3P 500A 600V 50/60Hz 3Ph L Frame
MSRP $24,390.41Surplus $6,133.30SKU: 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 $24,390.41Surplus $6,133.30 -
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Eaton LDB3600 Molded Case Breakers (MCCBs) LDB 3P 600A 600V 50/60Hz 3Ph L Frame
MSRP $19,738.85Surplus $5,399.61SKU: 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 $19,738.85Surplus $5,399.61 -
Eaton LDC3600F Molded Case Breakers (MCCBs) EA
MSRP $25,803.56Surplus $5,807.24SKU: 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
- Maximum AC Voltage Rating (V):
- 600 VAC
MSRP $25,803.56Surplus $5,807.24 -
Eaton LDC3600T107W Molded Case Breakers (MCCBs) LDC 3P 600A 600V 50/60Hz 3Ph L Frame Neutral Current Sensor
MSRP $54,819.55Surplus $8,241.88SKU: 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
- Country of Origin:
- United States
MSRP $54,819.55Surplus $8,241.88 -
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Eaton LES3600ALSIGZG Trip Units LES 3P 600A 600V 50/60Hz
MSRP $19,738.85Surplus $4,036.98SKU: 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 $19,738.85Surplus $4,036.98 -
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Eaton LES3600LS Molded Case Breakers (MCCBs)
MSRP $7,922.73Surplus $0.00SKU: C15-19201 Brand: Eaton MPN: LES3600LS UPC: 78667926830 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-19201
- Catalog:
- Eaton_14666_V4T2_323_V4T2_325_V4T2_327_CAT.pdf
- Short Description:
- 600 A, 3-Pole, Electronic LS, Molded Case Circuit Breaker Trip Unit
- Frame Type:
- J-K
- Number of Poles:
- 3
- Current Rating:
- 600 A
- Approval:
- UL
- Series:
- C
MSRP $7,922.73Surplus $0.00 -
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Eaton LES3600LSG Molded Case Breakers (MCCBs)
MSRP $10,144.41Surplus $0.00SKU: C15-19202 Brand: Eaton MPN: LES3600LSG UPC: 78667928140 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-19202
- Short Description:
- EATON MOLDED CASE CIRCUIT BREAKER ACCESSORY TRIP UNIT, TRIP UNIT, 600 A, THREE-POLE, LSG, SERIES C
MSRP $10,144.41Surplus $0.00 -
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Eaton LES3600LSI Molded Case Breakers (MCCBs)
MSRP $3,882.44Surplus $1,839.02SKU: C15-9997 Brand: Eaton MPN: LES3600LSI UPC: 78667926832 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-9997
- TS PIK:
- 107000514
- Series:
- C
- Current Rating:
- 600 A
- Short Description:
- 600 A, 3-Pole, Molded Case Circuit Breaker Trip Unit
- Catalog:
- Eaton_14666_V4T2_327_CAT.pdf
- Approval:
- UL
- Number of Poles:
- 3
MSRP $3,882.44Surplus $1,839.02 -
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Eaton LFD3070R Circuit Breaker Accessories LPD 15-70A J-K Frame
MSRP $1,844.56Surplus $886.48SKU: 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 $1,844.56Surplus $886.48 -
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Eaton LG3500 Molded Case Breakers (MCCBs) LG 3P 500A 600V 50/60Hz 3Ph L Frame
MSRP $7,269.34Surplus $2,977.93SKU: 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 $7,269.34Surplus $2,977.93 -
Eaton LG3DOM Circuit Breaker Accessories Drawout Cassette 3P 600V EA
MSRP $3,130.99Surplus $440.84SKU: 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 $3,130.99Surplus $440.84 -
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Eaton LGC3600FAG Molded Case Breakers (MCCBs)
MSRP $18,102.57Surplus $4,780.38SKU: 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 $18,102.57Surplus $4,780.38 -
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Eaton LGC3630NN Molded Case Breakers (MCCBs) LGC 3P 630A 600V 50/60Hz 3Ph L Frame
MSRP $15,860.51Surplus $3,176.19SKU: 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 $15,860.51Surplus $3,176.19 -
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Eaton LGE3250FAG Molded Case Breakers (MCCBs)
MSRP $7,244.84Surplus $1,956.11SKU: C15-16832 Brand: Eaton MPN: LGE3250FAG UPC: 78211614237 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-16832
- Short Description:
- SERIES G MCCB: LG FRAME, 250A, THREE-POLE, 65 kAIC AT 240V, 35 kAIC AT 415V, 35 kAIC AT 480V, 18 kAIC AT 600V, LINE/LOAD STANDARD W/ METRIC MOUNTING HARDWARE, FIXED THERMAL, ADJ. MAGNETIC
MSRP $7,244.84Surplus $1,956.11 -
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Eaton LGE3300FAG Molded Case Breakers (MCCBs)
MSRP $5,349.91Surplus $3,557.69SKU: U00-8306 Brand: Eaton MPN: LGE3300FAG UPC: 78211614238 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- U00-8306
- Voltage Rating:
- 240/415/480/600 VAC 50/60 Hertz
- Maximum AC Voltage Rating:
- 600 V
- Installation/Operator:
- Eaton_00239_INST.pdf
- Short Description:
- EATON SERIES G MOLDED CASE CIRCUIT BREAKER, LG-FRAME, LG, FIXED THERMAL, ADJUSTABLE MAGNETIC TRIP, THREE-POLE, 300A, 65 kAIC AT 240 VAC, 35 kAIC AT 480 VAC, 18 kAIC AT 600 VAC, LINE AND LOAD, METRIC, 50/60 HZ, 80% RATED
- Number of Poles:
- 3
- Frame Type:
- LG
- Current Rating:
- 300 A
- Type:
- Fixed Thermal, Adjustable Magnetic
- Size:
- 5.48 Inch Width x 4.09 Inch Depth x 10.13 Inch Height
- Terminal Type:
- Line and Load
- Catalog:
- EatonCorp-CutlerHammer_00123_V4T2_142-V4T2_144_V4T2_185-V4T2_202_CAT.pdf
- Interrupting Rating:
- 65 kA at 240 VAC, 35 kA at 415/480 VAC, 18 kA at 600 VAC
- Approval:
- UL 489, CSA C22.2, CE
MSRP $5,349.91Surplus $3,557.69 -
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Eaton LGE3350FAG Molded Case Breakers (MCCBs)
MSRP $3,769.44Surplus $610.65SKU: C15-19203 Brand: Eaton MPN: LGE3350FAG UPC: 78211614239 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-19203
- Short Description:
- EATON SERIES G MOLDED CASE CIRCUIT BREAKER, LG-FRAME, LG, FIXED THERMAL, ADJUSTABLE MAGNETIC TRIP, THREE-POLE, 350 A, 65 kAIC AT 240 VAC, 35 kAIC AT 480 VAC, 18 kAIC AT 600 VAC, LINE AND LOAD, METRIC, 50/60 HZ, 80% RATED
- Frame Type:
- LG
- Voltage Rating:
- 240/415/480/600 VAC 50/60 Hertz
- Interrupting Rating:
- 65 kA at 240 VAC, 35 kA at 415/480 VAC, 18 kA at 600 VAC
- Size:
- 5.48 Inch Width x 4.09 Inch Depth x 10.13 Inch Height
- Type:
- Fixed Thermal, Adjustable Magnetic
- Number of Poles:
- 3
- Catalog:
- EatonCorp-CutlerHammer_00123_V4T2_142-V4T2_144_V4T2_185-V4T2_202_CAT.pdf
- Current Rating:
- 350 A
- Maximum AC Voltage Rating:
- 600 V
- Installation/Operator:
- Eaton_00239_INST.pdf
- Approval:
- UL 489, CSA C22.2, CE
- Terminal Type:
- Line and Load
MSRP $3,769.44Surplus $610.65 -
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Eaton LGE340032G Molded Case Breakers (MCCBs)
MSRP $10,933.96Surplus $2,952.17SKU: C15-16833 Brand: Eaton MPN: LGE340032G UPC: 78211699392 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-16833
- Short Description:
- EATON SERIES G ELECTRONIC MOLDED CASE CIRCUIT BREAKER, LG-FRAME, LG, DIGITRIP 310 RMS, ELECTRONIC LSI TRIP, THREE-POLE, 400A, 65 kAIC AT 240 VAC, 35 kAIC AT 480 VAC, 18 kAIC AT 600 VAC, LINE AND LOAD, METRIC, 50/60 HZ, 80% RATED
MSRP $10,933.96Surplus $2,952.17 -
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Eaton LGE340033G Molded Case Breakers (MCCBs)
MSRP $7,945.91Surplus $2,145.40SKU: C15-16834 Brand: Eaton MPN: LGE340033G UPC: 78211699388 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-16834
- Short Description:
- EATON SERIES G MOLDED CASE CIRCUIT BREAKER, LG-FRAME, LG, DIGITRIP 310 RMS, ELECTRONIC LS TRIP, THREE-POLE, 400A, 65 kAIC AT 240 VAC, 35 kAIC AT 480 VAC, 18 kAIC AT 600 VAC, LINE AND LOAD, METRIC, 50/60 HZ, 80% RATED
MSRP $7,945.91Surplus $2,145.40 -
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Eaton LGE340033W Molded Case Breakers (MCCBs)
MSRP $12,089.71Surplus $3,264.22SKU: C15-16835 Brand: Eaton MPN: LGE340033W UPC: 78667602432 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-16835
- Short Description:
- LGE 3P 400A NO TERMINALS
MSRP $12,089.71Surplus $3,264.22 -
Eaton LGE3500FAG Molded Case Breakers (MCCBs) LGE 3P 500A 600V 50/60Hz 3Ph L Frame
MSRP $13,578.97Surplus $2,021.15SKU: 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 $13,578.97Surplus $2,021.15
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