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
- Price
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Contact Us For Quote
Siemens ED23B045 Molded Case Breakers (MCCBs)
MSRP $1,842.00Surplus $497.34SKU: C15-15839 Brand: Siemens MPN: ED23B045 UPC: 78364320902 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-15839
- Current Rating:
- 45 A
- Size:
- 3 Inch Width x 3.92 Inch Depth x 6.35 Inch Height
- Frame Type:
- ED
- Terminal Type:
- Load Lug
- Installation/Operator:
- SiemensAG_00593_INST.pdf
- Number of Poles:
- 3
- Maximum AC Voltage Rating:
- 240 V
- Type:
- Molded Case, Low Vage, Thermal Magnetic, Standard Rating
- Interrupting Rating:
- 10 kA at 240 VAC
- Short Description:
- BRKR ED2 3P 240V 45A
- Country of Origin:
- MEX
- Catalog:
- SiemensAG_09175_17_1_17_4_17_81-17_84_17_112_17_113_17_123_17_133_CAT.pdf
- Approval:
- UL 489
- Voltage Rating:
- 240 VAC 50/60 Hertz
MSRP $1,842.00Surplus $497.34 -
Siemens HQR23B125 Molded Case Breakers (MCCBs) EA
MSRP $4,000.00Surplus $1,345.26SKU: C15-10454 Brand: Siemens MPN: HQR23B125 UPC: 80476613691 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-10454
- TS PIK:
- 126908870
- Voltage Rating:
- 240 VAC 50/60 Hertz
- Interrupting Rating:
- 65 kA at 240 VAC
- Country of Origin:
- Mexico
- Frame Type:
- QR
- Number of Poles:
- 3
- Current Rating:
- 125 A
- Type:
- Molded Case, Low Vage, Thermal Magnetic
- Installation/Operator:
- SiemensAG_00598_INST.pdf
- Data Sheet:
- SiemensAG_09583_1_2_DATA.pdf
- Size:
- 4.5 Inch Width x 2.53 Inch Depth x 7 Inch Height
- Catalog:
- SiemensAG_09175_17_1_17_10_CAT.pdf
- Maximum AC Voltage Rating:
- 240 V
- Terminal Type:
- Not Included
- Approval:
- UL 489, CSA C22.2
MSRP $4,000.00Surplus $1,345.26 -
Siemens HQR23B150 Molded Case Breakers (MCCBs) EA
MSRP $4,000.00Surplus $1,345.26SKU: C15-10455 Brand: Siemens MPN: HQR23B150 UPC: 80476613692 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-10455
- TS PIK:
- 126908871
- Voltage Rating:
- 240 VAC 50/60 Hertz
- Country of Origin:
- Mexico
- Frame Type:
- QR
- Catalog:
- SiemensAG_09175_17_1_17_10_CAT.pdf
- Installation/Operator:
- SiemensAG_00598_INST.pdf
- Type:
- Molded Case, Low Vage, Thermal Magnetic
- Number of Poles:
- 3
- Interrupting Rating:
- 65 kA at 240 VAC
- Maximum AC Voltage Rating:
- 240 V
- Data Sheet:
- SiemensAG_09584_1_2_DATA.pdf
- Terminal Type:
- Not Included
- Size:
- 4.5 Inch Width x 2.53 Inch Depth x 7 Inch Height
- Current Rating:
- 150 A
- Approval:
- UL 489, CSA C22.2
MSRP $4,000.00Surplus $1,345.26 -
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Siemens Q315H Miniature Circuit Breakers (MCBs)
MSRP $538.00Surplus $165.86SKU: C15-10561 Brand: Siemens MPN: Q315H UPC: 78364315641 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-10561
- TS PIK:
- 115559540
- Type:
- Low Vage, Circuit Protector, Thermal and Fixed Magnetic, Common Trip
- Mounting:
- Plug-On
- Wire Size:
- 14 to 6 AWG (Copper/Aluminum)
- Number of Poles:
- 3
- Size:
- 3 Inch Width x 3 Inch Depth x 3 Inch Height
- Terminal Type:
- Load Lug
- Current Rating:
- 15 A
- Catalog:
- SiemensAG_01796_7_6_7_20_7_26_7_27_CAT.pdf
- Used On:
- Load Center
- Installation/Operator:
- SiemensAG_00053_INST.pdf
- Data Sheet:
- SiemensAG_10320_1_2_DATA.pdf
- Voltage Rating:
- 240 VAC 50/60 Hertz
- Interrupting Rating:
- 22 kA
- Country of Origin:
- Mexico
- Approval:
- UL 489, CSA C22.2
- Short Description:
- BREAKER 15A 3P 240V 22K QPH
MSRP $538.00Surplus $165.86 -
Contact Us For Quote
Siemens Q320H Miniature Circuit Breakers (MCBs)
MSRP $538.00Surplus $165.86SKU: C15-10563 Brand: Siemens MPN: Q320H UPC: 78364315642 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-10563
- TS PIK:
- 115559543
- Interrupting Rating:
- 22 kA
- Voltage Rating:
- 240 VAC 50/60 Hertz
- Catalog:
- SiemensAG_01796_7_6_7_20_7_26_7_27_CAT.pdf
- Terminal Type:
- Load Lug
- Size:
- 3 Inch Width x 3 Inch Depth x 3 Inch Height
- Number of Poles:
- 3
- Mounting:
- Plug-On
- Data Sheet:
- SiemensAG_10321_1_2_DATA.pdf
- Used On:
- Load Center
- Wire Size:
- 14 to 6 AWG (Copper/Aluminum)
- Installation/Operator:
- SiemensAG_00053_INST.pdf
- Type:
- Low Vage, Circuit Protector, Thermal and Fixed Magnetic, Common Trip
- Current Rating:
- 20 A
- Country of Origin:
- Mexico
- Approval:
- UL 489, CSA C22.2
- Short Description:
- BREAKER 20A 3P 240V 22K QPH
MSRP $538.00Surplus $165.86 -
Contact Us For Quote
Siemens Q340H Miniature Circuit Breakers (MCBs)
MSRP $538.00Surplus $165.86SKU: C15-10566 Brand: Siemens MPN: Q340H UPC: 78364315644 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-10566
- TS PIK:
- 115559550
- Number of Poles:
- 3
- Type:
- Low Vage, Circuit Protector, Thermal and Fixed Magnetic, Common Trip
- Current Rating:
- 40 A
- Size:
- 3 Inch Width x 3 Inch Depth x 3 Inch Height
- Terminal Type:
- Load Lug
- Data Sheet:
- SiemensAG_10324_1_2_DATA.pdf
- Wire Size:
- 8 to 6 AWG (Copper), 8 to 4 AWG (Aluminum)
- Installation/Operator:
- SiemensAG_00053_INST.pdf
- Used On:
- Load Center
- Voltage Rating:
- 240 VAC 50/60 Hertz
- Mounting:
- Plug-On
- Catalog:
- SiemensAG_01796_7_6_7_20_7_26_7_27_CAT.pdf
- Interrupting Rating:
- 22 kA
- Country of Origin:
- Mexico
- Short Description:
- BREAKER 40A 3P 240V 22K QPH
- Approval:
- UL 489, CSA C22.2
MSRP $538.00Surplus $165.86 -
Siemens QR23B175 Molded Case Breakers (MCCBs) EA
MSRP $2,000.00Surplus $835.83SKU: C15-10599 Brand: Siemens MPN: QR23B175 UPC: 80476613665 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-10599
- TS PIK:
- 127022993
- Country of Origin:
- Mexico
- Frame Type:
- QR
- Voltage Rating:
- 240 VAC 50/60 Hertz
- Installation/Operator:
- SiemensAG_00598_INST.pdf
- Interrupting Rating:
- 10 kA at 240 VAC
- Current Rating:
- 175 A
- Catalog:
- SiemensAG_09175_17_1_17_10_CAT.pdf
- Terminal Type:
- Not Included
- Type:
- Molded Case, Low Vage, Thermal Magnetic
- Maximum AC Voltage Rating:
- 240 V
- Size:
- 4.5 Inch Width x 2.53 Inch Depth x 7 Inch Height
- Number of Poles:
- 3
- Approval:
- UL 489, CSA C22.2
MSRP $2,000.00Surplus $835.83 -
Siemens QR23B225 Molded Case Breakers (MCCBs) EA
MSRP $2,827.00Surplus $615.00SKU: C15-9349 Brand: Siemens MPN: QR23B225 UPC: 80476613667 Shipping Weight: 4.10 lbs. Shipping Height: 4.25 In. Shipping Length: 7.75 In. Shipping Width: 5.25 In...- SKU:
- C15-9349
- Frame Type:
- QR
- Voltage Rating:
- 240 VAC 50/60 Hertz
- Current Rating:
- 225 A
- Number of Poles:
- 3
- Maximum AC Voltage Rating:
- 240 V
- Type:
- Molded Case, Low Vage, Thermal Magnetic
- Terminal Type:
- Not Included
- Interrupting Rating:
- 10 kA at 240 VAC
- Catalog:
- SiemensAG_09175_17_1_17_10_CAT.pdf
- Size:
- 4.5 Inch Width x 2.53 Inch Depth x 7 Inch Height
- Installation/Operator:
- SiemensAG_00598_INST.pdf
- Short Description:
- BREAKER QR 3P 225A 240V 10kA
- Country of Origin:
- Mexico
- Approval:
- UL 489, CSA C22.2
MSRP $2,827.00Surplus $615.00 -
Siemens QRH23B150 Molded Case Breakers (MCCBs) EA
MSRP $3,811.00Surplus $1,305.50SKU: C15-10609 Brand: Siemens MPN: QRH23B150 UPC: 80476613678 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-10609
- TS PIK:
- 126908867
- Frame Type:
- QR
- Interrupting Rating:
- 25 kA at 240 VAC
- Installation/Operator:
- SiemensAG_00598_INST.pdf
- Country of Origin:
- Mexico
- Number of Poles:
- 3
- Voltage Rating:
- 240 VAC 50/60 Hertz
- Type:
- Molded Case, Low Vage, Thermal Magnetic
- Current Rating:
- 150 A
- Maximum AC Voltage Rating:
- 240 V
- Catalog:
- SiemensAG_09175_17_1_17_10_CAT.pdf
- Terminal Type:
- Load Lug
- Size:
- 4.5 Inch Width x 2.53 Inch Depth x 7 Inch Height
- Approval:
- UL 489, CSA C22.2
MSRP $3,811.00Surplus $1,305.50 -
Siemens QRH23B225 Molded Case Breakers (MCCBs) EA
MSRP $3,000.00Surplus $1,127.08SKU: C15-10610 Brand: Siemens MPN: QRH23B225 UPC: 80476613681 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-10610
- TS PIK:
- 126824610
- Country of Origin:
- Mexico
- Catalog:
- SiemensAG_57234_3_4_CAT.pdf
- Number of Poles:
- 3
- Voltage Rating:
- 240 VAC 50/60 Hertz
- Installation/Operator:
- SiemensAG_01042_INST.pdf
- Interrupting Rating:
- 25 kA at 240 VAC
- Maximum AC Voltage Rating:
- 240 V
- Short Description:
- 240 VAC, 225 A, 25 kA Interrupt, 3-Pole, QRH2-Frame, Thermal Magnetic, Molded Case Circuit Breaker
- Frame Type:
- QR
- Current Rating:
- 225 A
- Type:
- Molded Case, Low Vage, Thermal Magnetic
- Terminal Type:
- Load Lug
- Size:
- 4.5 Inch Width x 2.53 Inch Depth x 7 Inch Height
- Approval:
- UL 489, CSA C22.2
MSRP $3,000.00Surplus $1,127.08
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