
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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Siemens ED43B050 Molded Case Breakers (MCCBs)
MSRP $2,130.00Surplus $434.00SKU: C15-7394 Brand: Siemens MPN: ED43B050 UPC: 78364320943 Shipping Weight: 3.70 lbs. Shipping Height: 4.00 In. Shipping Length: 8.00 In. Shipping Width: 6.00 In...- SKU:
- C15-7394
- TS PIK:
- 115675966
- Current Rating:
- 50 A
- Catalog:
- SiemensAG_00876_5_30_CAT.pdf
- Voltage Rating:
- 480 VAC
- Size:
- 3 Inch Width x 4.56 Inch Depth x 6.35 Inch Height
- Number of Poles:
- 3
- Maximum AC Voltage Rating:
- 480 V
- Interrupting Rating:
- 65 kA at 240 VAC, 18 kA at 480 VAC (UL 489)
- Terminal Type:
- Load Lug
- Short Description:
- 480 VAC, 50 A, 65 kA Interrupt, 3-Pole, Load Lug Terminal, ED4-Frame, Thermal Magnetic, Molded Case Circuit Breaker
- Series:
- ED4
- Type:
- Molded Case, Thermal Magnetic
- Frame Type:
- ED
- Country of Origin:
- Mexico
- Approval:
- UL 489, CSA
MSRP $2,130.00Surplus $434.00 -
Eaton GHB3050S1 Molded Case Breakers (MCCBs)
MSRP $1,717.00Surplus $589.62SKU: C15-2095 Brand: Eaton MPN: GHB3050S1 UPC: 786679194331 Shipping Weight: 1.80 lbs. Shipping Height: 4.10 In. Shipping Length: 6.60 In. Shipping Width: 3.90 In...- SKU:
- C15-2095
- Frame Type:
- G
- Voltage Rating:
- 480 VAC
- Current Rating:
- 50 A
- Number of Poles:
- 3
- Interrupting Rating:
- 65 kA at 240 VAC, 14 kA at 480Y/277 VAC
- Type:
- Thermal Magnetic
- Maximum AC Voltage Rating:
- 480 Star/277 V
- Maximum DC Voltage Rating:
- 125/250
- Size:
- 3 Inch Width x 2.63 Inch Depth x 4 Inch Height
- Short Description:
- 480 VAC Star/277 VAC 50/60 Hz, 125/250 VDC, 50 A, 14 kA, 3-Pole, GHB Frame, Non-Interchangeable Trip Thermal Magnetic
- Catalog:
- Eaton_46579_V4T2_254_V4T2_255_V4T2_259_V4T2_260_V4T2_265_V4T2_419_CAT.pdf
- Installation/Operator:
- Eaton_00166_INST.pdf
- Specification/Technical:
- Eaton_12705_1_2_SPEC.pdf
- TS PIK:
- 106999406
- Country of Origin:
- Dominican Republic
- Approval:
- UL
MSRP $1,717.00Surplus $589.62 -
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Eaton EHD3050 Molded Case Breakers (MCCBs) EHD 3P 50A 480V 50/60Hz 3Ph F Frame
MSRP $860.00Surplus $616.00SKU: C15-1693 Brand: Eaton MPN: EHD3050 UPC: 786679317143 Shipping Weight: 4.50 lbs. Shipping Height: 5.00 In. Shipping Length: 8.00 In. Shipping Width: 5.00 In...- SKU:
- C15-1693
- Series:
- C, EHD
- Type:
- Molded Case
- Type:
- Fixed Thermal Magnetic
- Approval:
- UL 489
- Approval:
- CSA C22.2
- Size:
- 4.13 Inch Width x 3.38 Inch Depth x 6 Inch Height
- Volts:
- 480 VAC 50/60 Hertz
- Volts:
- 250 VDC
- Amps:
- 32 A
- Poles:
- 3
- Interrupting Rating:
- 18 kA at 240 VAC
- Interrupting Rating:
- 14 kA at 480 Volt AC
- Frame Type:
- F
- Maximum AC Voltage Rating:
- 480 V
- Maximum DC Voltage Rating:
- 250 V
- Short Description:
- 480 VAC 50/60 Hz, 250 VDC, 50 A, 14/10 kA, 3-Pole, Standard Pressure Load Terminal, EHD Frame, Thermal Magnetic, Molded Case
- Catalog:
- Eaton_27487_V4T2_254_V4T2_255_V4T2_273_V4T2_274_CAT.pdf
- Data Sheet:
- Eaton_40755_1-4_DATA.pdf
- Installation/Operator:
- Eaton_00091_INST.pdf
- Number of Poles:
- 3
- Voltage Rating:
- 480 VAC
- Current Rating:
- 50 A
MSRP $860.00Surplus $616.00 -
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Eaton EHD3050VH08 Molded Case Breakers (MCCBs) EHD 3P 50A 480V 50/60Hz 3Ph F Frame
MSRP $1,175.00Surplus $392.62SKU: C15-1742 Brand: Eaton MPN: EHD3050VH08 UPC: 786679075128 Shipping Weight: 4.50 lbs. Shipping Height: 6.00 In. Shipping Length: 6.00 In. Shipping Width: 4.13 In...- SKU:
- C15-1742
- Approval:
- CSA C22.2
- Amps:
- 50 A at 50 Deg C
- Frame:
- FD
- Interrupting Rating:
- 18 kA at 240 VAC
- Interrupting Rating:
- 14 Kiloamp at 480 Volt AC
- Interrupting Rating:
- 10 Kiloamp at 250 Volt DC (UL)
- Interrupting Rating:
- 18 Kiloamp at 220/240 Volt AC
- Interrupting Rating:
- 14 Kiloamp at 440 Volt AC
- Interrupting Rating:
- 10 Kiloamp at 250 Volt DC (IEC)
- Maximum AC Voltage:
- 480 V
- Maximum DC Voltage:
- 250 V
- Poles:
- 3
- Size:
- 4.13 Inch Width x 3.38 Inch Depth x 6 Inch Height
- Terminal Type:
- Load
- Type:
- Fixed Thermal Magnetic
- Type:
- Molded Case
- Volts:
- 480 VAC 50/60 Hertz
- Volts:
- 250 VDC
- TS PIK:
- 115512669
- Installation/Operator:
- Eaton_00091_INST.pdf
- Maximum AC Voltage Rating:
- 480 V
- Maximum DC Voltage Rating:
- 250 V
- Voltage Rating:
- 480 VAC
- Short Description:
- EATON SERIES C COMPLETE MOLDED CASE CIRCUIT BREAkER, F-FRAME, EHD, COMPLETE BREA
- Frame Type:
- FD
- Number of Poles:
- 3
- Data Sheet:
- Eaton_07831_1-12_DATA.pdf
- Catalog:
- EatonCorp-CutlerHammer_00123_V4T2_254-V4T2_290_CAT.pdf
- Current Rating:
- 50 A
- CAD Drawings:
- Eaton_21584_1_CAD.pdf
MSRP $1,175.00Surplus $392.62 -
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Eaton GMCP050K2C Molded Case Breakers (MCCBs)
MSRP $1,482.00Surplus $400.14SKU: C15-16372 Brand: Eaton MPN: GMCP050K2C UPC: 78667915389 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-16372
- Type:
- Magnetic
- Maximum AC Voltage Rating:
- 480 V
- Terminal Type:
- Line and Load
- Current Rating:
- 50 A
- Catalog:
- Eaton_46579_V4T2_254_V4T2_255_V4T2_394-V4T2_396_CAT.pdf
- Trip Setting:
- 250 to 500 A
- Starter Size:
- NEMA 2
- Installation/Operator:
- Eaton_00168_INST.pdf
- Voltage Rating:
- 480 VAC
- Short Description:
- 480 VAC, 50 A, 3-Pole, 250 to 500 A Trip, NEMA 2, Non-Aluminum Terminal, GMCP Frame, Magnetic, Motor Protector Circuit Breaker
- Series:
- C
- Frame Type:
- G
- Number of Poles:
- 3
MSRP $1,482.00Surplus $400.14 -
Siemens HED43B050 Molded Case Breakers (MCCBs)
MSRP $4,214.00Surplus $420.00SKU: C15-8447 Brand: Siemens MPN: HED43B050 UPC: 78364321016 Shipping Weight: 3.70 lbs. Shipping Height: 6.35 In. Shipping Length: 6.35 In. Shipping Width: 3.00 In...- SKU:
- C15-8447
- TS PIK:
- 21367455
- Type:
- Thermal Magnetic
- Country of Origin:
- Mexico
- Frame Type:
- ED
- Current Rating:
- 50 A
- Voltage Rating:
- 480 VAC
- Series:
- HED4
- Catalog:
- SiemensAG_01698_17_78-17_80_CAT.pdf
- Size:
- 3 Inch Width x 4.56 Inch Depth x 6.35 Inch Height
- Terminal Type:
- Load Lug
- Interrupting Rating:
- 100 kA at 240 VAC (UL 489), 42 kA at 480 VAC (UL 489)
- Number of Poles:
- 3
- Installation/Operator:
- SiemensAG_00313_INST.pdf
- Short Description:
- 480 VAC, 50 A, 42 kA, 3-Pole, 10 to 1/0 AWG Copper/Aluminum, Load Lug Terminal, ED Frame, Thermal Magnetic Trip Unit, Molded Case Circuit Breaker
- Approval:
- UL 489
MSRP $4,214.00Surplus $420.00
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