
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 JD63T225 Molded Case Breakers (MCCBs)
MSRP $5,638.00Surplus $659.94SKU: C15-7466 Brand: Siemens MPN: JD63T225 UPC: 78364321345 Shipping Weight: 2.50 lbs. Shipping Height: 6.00 In. Shipping Length: 9.00 In. Shipping Width: 6.00 In...- SKU:
- C15-7466
- TS PIK:
- 126675143
- Short Description:
- 600 VAC, 500 VDC, 225 A, 22/35 kA, 3-Pole, 3/0 AWG to 500 KCMIL Copper, 4/0 AWG to 500 KCMIL Aluminum, Line/Load Lug Terminal, JD Frame, Thermal Magnetic, Interchangeable Molded Case Circuit Breaker Trip Unit
- Type:
- Thermal Magnetic, Interchangeable
- Frame Type:
- JD
- Series:
- JD63T
- Catalog:
- SiemensAG_01698_17_78_17_85_CAT.pdf
- Number of Poles:
- 3
- Current Rating:
- 225 A
- Country of Origin:
- Mexico
- Approval:
- UL 489, IEC 947-2
MSRP $5,638.00Surplus $659.94 -
Siemens JD63T250 Molded Case Breakers (MCCBs)
MSRP $5,172.00Surplus $1,565.78Siemens JD63T250 Molded Case Breakers (MCCBs)​ ARCA SKU: C15-7613 Brand: Siemens MPN: JD63T250 UPC: Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping...- SKU:
- C15-7613
- Short Description:
- 600 VAC, 500 VDC, 250 A, 22/35 kA, 3-Pole, 3/0 AWG to 500 KCMIL Copper, 4/0 AWG to 500 KCMIL Aluminum, Line/Load Lug Terminal, JD Frame, Thermal Magnetic, Interchangeable Molded Case Circuit Breaker Trip Unit
- Series:
- JD63T
- Frame Type:
- JD
- Current Rating:
- 250 A
- Number of Poles:
- 3
- Catalog:
- SiemensAG_01698_17_78_17_85_CAT.pdf
- Type:
- Thermal Magnetic, Interchangeable
- Country of Origin:
- Mexico
MSRP $5,172.00Surplus $1,565.78 -
Contact Us For Quote
Siemens JD63T300 Molded Case Breakers (MCCBs) 3P 300A 600V
MSRP $5,172.00Surplus $1,861.92Siemens JD63T300 Molded Case Breakers (MCCBs) 3P 300A 600V​ ARCA SKU: C15-7614 Brand: Siemens MPN: JD63T300 UPC: Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping...- SKU:
- C15-7614
MSRP $5,172.00Surplus $1,861.92 -
Siemens JD63T350 Molded Case Breakers (MCCBs)
MSRP $5,638.00Surplus $622.31SKU: C15-7467 Brand: Siemens MPN: JD63T350 UPC: 78364321348 Shipping Weight: 2.55 lbs. Shipping Height: 6.00 In. Shipping Length: 9.00 In. Shipping Width: 6.00 In...- SKU:
- C15-7467
- TS PIK:
- 126672093
- Series:
- JD63T
- Short Description:
- 600 VAC, 500 VDC, 350 A, 22/35 kA, 3-Pole, 3/0 AWG to 500 KCMIL Copper, 4/0 AWG to 500 KCMIL Aluminum, Line/Load Lug Terminal, JD Frame, Thermal Magnetic, Interchangeable Molded Case Circuit Breaker Trip Unit
- Current Rating:
- 350 A
- Frame Type:
- JD
- Type:
- Thermal Magnetic, Interchangeable
- Catalog:
- SiemensAG_01698_17_78_17_85_CAT.pdf
- Number of Poles:
- 3
- Country of Origin:
- Mexico
MSRP $5,638.00Surplus $622.31 -
Siemens JD63T400 Molded Case Breakers (MCCBs)
MSRP $5,638.00Surplus $445.23SKU: C15-7468 Brand: Siemens MPN: JD63T400 UPC: 78364321349 Shipping Weight: 2.15 lbs. Shipping Height: 3.00 In. Shipping Length: 7.00 In. Shipping Width: 2.00 In...- SKU:
- C15-7468
- TS PIK:
- 126672091
- Series:
- JD63T
- Short Description:
- 600 VAC, 500 VDC, 400 A, 22/35 kA, 3-Pole, 3/0 AWG to 500 KCMIL Copper, 4/0 AWG to 500 KCMIL Aluminum, Line/Load Lug Terminal, JD Frame, Thermal Magnetic, Interchangeable Molded Case Circuit Breaker Trip Unit
- Frame Type:
- JD
- Type:
- Thermal Magnetic, Interchangeable
- Catalog:
- SiemensAG_01698_17_78_17_85_CAT.pdf
- Number of Poles:
- 3
- Current Rating:
- 400 A
- Country of Origin:
- Mexico
MSRP $5,638.00Surplus $445.23 -
Siemens JD63T400A Molded Case Breakers (MCCBs)
MSRP $5,638.00Surplus $696.70SKU: C15-8784 Brand: Siemens MPN: JD63T400A UPC: Shipping Weight: 2.45 lbs. Shipping Height: 5.00 In. Shipping Length: 9.00 In. Shipping Width: 5.00 In. Product...- SKU:
- C15-8784
MSRP $5,638.00Surplus $696.70 -
Siemens JL3T125 Trip Units
MSRP $1,368.00Surplus $562.00SKU: A13-1483 Brand: Siemens MPN: JL3T125 UPC: Shipping Weight: 3.20 lbs. Shipping Height: 4.00 In. Shipping Length: 11.00 In. Shipping Width: 4.00 In. Product...- SKU:
- A13-1483
- Country of Origin:
- Dominican Republic
MSRP $1,368.00Surplus $562.00 -
Siemens JL3T225 Trip Units
MSRP $1,396.00Surplus $569.57SKU: A13-1422 Brand: Siemens MPN: JL3T225 UPC: Shipping Weight: 3.05 lbs. Shipping Height: 3.00 In. Shipping Length: 9.00 In. Shipping Width: 3.00 In. Product...- SKU:
- A13-1422
- Country of Origin:
- Dominican Republic
MSRP $1,396.00Surplus $569.57 -
Siemens JMKF400 Molded Case Breakers (MCCBs) JMKF 3P 400A 1000V 50/60Hz 3Ph
MSRP $7,500.00Surplus $589.53SKU: C15-3765 Brand: Siemens MPN: JMKF400 UPC: 783643216785 Shipping Weight: 17.05 lbs. Shipping Height: 7.00 In. Shipping Length: 15.00 In. Shipping Width: 9.00 In...- SKU:
- C15-3765
- Series:
- Mining
- Volts:
- 1000 V
- Amps:
- 400 A
- Poles:
- 3
- Frequency Rating:
- 50/60 Hz
- Short Description:
- BREAKER MINING 400A 1KV 14KA FR
- Country of Origin:
- Mexico
MSRP $7,500.00Surplus $589.53 -
Siemens JXD22B225 Molded Case Breakers (MCCBs) EA
MSRP $8,000.00Surplus $2,550.88SKU: C15-10460 Brand: Siemens MPN: JXD22B225 UPC: 78364321287 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-10460
- TS PIK:
- 21367631
- Country of Origin:
- Mexico
MSRP $8,000.00Surplus $2,550.88 -
Siemens JXD22B400 Molded Case Breakers (MCCBs)
MSRP $6,936.00Surplus $912.88SKU: C15-7469 Brand: Siemens MPN: JXD22B400 UPC: 78364321291 Shipping Weight: 15.45 lbs. Shipping Height: 7.00 In. Shipping Length: 14.00 In. Shipping Width: 9.00 In...- SKU:
- C15-7469
- TS PIK:
- 120152084
- Interrupting Rating:
- 65 kA at 240 VAC (UL 489), 30 kA at 250 VDC (UL 489)
- Current Rating:
- 400 A
- Voltage Rating:
- 240 VAC, 250 VDC
- Number of Poles:
- 2
- Frame Type:
- JD
- Catalog:
- SiemensAG_01698_17_78_17_85_17_112_CAT.pdf
- Terminal Type:
- Not Included
- Series:
- JXD2-A
- Short Description:
- 240 VAC, 250 VDC, 400 A at 40 Deg C, 65 kA, 2-Pole, JD Frame, Thermal Magnetic Trip Unit, Non-Interchangeable Trip, Molded Case Circuit Breaker
- Type:
- Thermal Magnetic
- Size:
- 7.5 Inch Width x 5.44 Inch Depth x 11 Inch Height
- Country of Origin:
- Mexico
- Approval:
- UL 489
MSRP $6,936.00Surplus $912.88 -
Siemens JXD23B250 Molded Case Breakers (MCCBs) JXD 3P 250A 240V 50/60Hz 3Ph JD Frame
MSRP $5,181.00Surplus $1,993.67SKU: C15-1466 Brand: Siemens MPN: JXD23B250 UPC: 783643212947 Shipping Weight: 18.70 lbs. Shipping Height: 6.70 In. Shipping Length: 14.60 In. Shipping Width: 8.80 In...- SKU:
- C15-1466
- Series:
- JXD2-A
- Type:
- Molded Case
- Type:
- Fixed Thermal Fixed Magnetic
- Approval:
- UL 489
- Size:
- 7.5 Inch Width x 5.44 Inch Depth x 11 Inch Height
- Volts:
- 240 VAC
- Amps:
- 32 A
- Poles:
- 3
- Interrupting Rating:
- 65 kA at 240 VAC (UL 489)
- Terminal Type:
- Not Included
- Frame Type:
- JD
- Short Description:
- 240 VAC, 250 VDC, 250 A at 40 Deg C, 65 kA, 3-Pole, JD Frame, Thermal Magnetic Trip Unit, Non-Interchangeable Trip
- Catalog:
- SiemensAG_01698_17_78_17_85_17_112_CAT.pdf
- Current Rating:
- 250 A
- Voltage Rating:
- 240 VAC
- Number of Poles:
- 3
- Country of Origin:
- Mexico
MSRP $5,181.00Surplus $1,993.67 -
Siemens JXD23B300 Molded Case Breakers (MCCBs) JXD 3P 300A 240V 50/60Hz 3Ph JD Frame
MSRP $5,181.00Surplus $1,765.76SKU: C15-1465 Brand: Siemens MPN: JXD23B300 UPC: 783643212954 Shipping Weight: 17.75 lbs. Shipping Height: 6.80 In. Shipping Length: 14.60 In. Shipping Width: 8.80 In...- SKU:
- C15-1465
- Series:
- JXD2-A
- Type:
- Thermal Magnetic
- Approval:
- UL 489
- Size:
- 7.5 Inch Width x 5.44 Inch Depth x 11 Inch Height
- Volts:
- 240 VAC
- Amps:
- 300 A
- Poles:
- 3
- Interrupting Rating:
- 65 kA at 240 VAC (UL 489)
- Terminal Type:
- Not Included
- Frame Type:
- JD
- Short Description:
- 240 VAC, 250 VDC, 300 A at 40 Deg C, 65 kA, 3-Pole, JD Frame, Thermal Magnetic Trip Unit, Non-Interchangeable Trip
- Catalog:
- SiemensAG_01698_17_78_17_85_17_110_17_112_CAT.pdf
- Current Rating:
- 300 A
- Number of Poles:
- 3
- Voltage Rating:
- 240 VAC
- Country of Origin:
- MEX
MSRP $5,181.00Surplus $1,765.76 -
Siemens JXD23B400 Molded Case Breakers (MCCBs)
MSRP $7,733.00Surplus $2,059.42SKU: C15-7470 Brand: Siemens MPN: JXD23B400 UPC: Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In. Product...- SKU:
- C15-7470
- TS PIK:
- 126672328
MSRP $7,733.00Surplus $2,059.42 -
Contact Us For Quote
Siemens JXD23B400L Molded Case Breakers (MCCBs)
MSRP $8,141.00Surplus $2,930.76Siemens JXD23B400L Molded Case Breakers (MCCBs)​ ARCA SKU: C15-7615 Brand: Siemens MPN: JXD23B400L UPC: Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping...- SKU:
- C15-7615
MSRP $8,141.00Surplus $2,930.76 -
Siemens JXD63B225 Molded Case Breakers (MCCBs)
MSRP $10,246.00Surplus $1,208.64SKU: C15-7471 Brand: Siemens MPN: JXD63B225 UPC: 78364321305 Shipping Weight: 19.55 lbs. Shipping Height: 7.00 In. Shipping Length: 13.00 In. Shipping Width: 9.00 In...- SKU:
- C15-7471
- TS PIK:
- 126672327
- Frame Type:
- JD
- Series:
- JXD2-A
- Terminal Type:
- Not Included
- Number of Poles:
- 3
- Interrupting Rating:
- 65 kA at 240 VAC (UL 489), 35 kA at 480 VAC (UL 489), 25 kA at VAC (UL 489), 25 kA at 500 VDC (UL 489), 65 kA at 220/240 VAC (IEC), 40 kA at 380/415 VAC (IEC)
- Catalog:
- SiemensAG_01698_17_78_17_85_17_112_CAT.pdf
- Size:
- 7.5 Inch Width x 5.44 Inch Depth x 11 Inch Height
- Short Description:
- 600 VAC, 500 VDC, 225 A, 35 kA at 480 VAC, 3-Pole, JD Frame, Thermal Magnetic Trip Unit, Non-Interchangeable Trip, Molded Case Circuit Breaker
- Type:
- Thermal Magnetic
- Current Rating:
- 225 A
- Voltage Rating:
- 600 VAC, 500 VDC
- Country of Origin:
- Mexico
MSRP $10,246.00Surplus $1,208.64 -
Contact Us For Quote
Siemens JXD63B250 Molded Case Breakers (MCCBs) EA
MSRP $12,000.00Surplus $3,827.50SKU: C15-10467 Brand: Siemens MPN: JXD63B250 UPC: 78364321306 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-10467
- TS PIK:
- 21367650
- Short Description:
- 600 VAC, 500 VDC, 250 A, 35 kA at 480 VAC, 3-Pole, JD Frame, Thermal Magnetic Trip Unit, Non-Interchangeable Trip, Molded Case Circuit Breaker
- Country of Origin:
- Mexico
- Frame Type:
- JD
- Interrupting Rating:
- 25 kA at 600 VAC/500 VDC
- Series:
- JXD6-A
- Catalog:
- SiemensAG_01698_17_78_17_85_17_112_CAT.pdf
- Number of Poles:
- 3
- Voltage Rating:
- 600 VAC at 50/60 Hz, 500 VDC
- Maximum AC Voltage Rating:
- 600 V
- Size:
- 7.5 Inch W x 5.44 Inch D x 11 Inch H
- Maximum DC Voltage Rating:
- 500 V
- Type:
- Molded Case, Thermal Magnetic
- Current Rating:
- 250 A
- Terminal Type:
- Not Included
MSRP $12,000.00Surplus $3,827.50 -
Siemens JXD63B300 Molded Case Breakers (MCCBs)
MSRP $9,400.00Surplus $3,282.81Siemens JXD63B300 Molded Case Breakers (MCCBs)​ ARCA SKU: C15-7616 Brand: Siemens MPN: JXD63B300 UPC: Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping...- SKU:
- C15-7616
- TS PIK:
- 126673848
- Series:
- JXD2-A
- Type:
- Thermal Magnetic
- Short Description:
- 600 VAC, 500 VDC, 300 A, 35 kA at 480 VAC, 3-Pole, JD Frame, Thermal Magnetic Trip Unit, Non-Interchangeable Trip, Molded Case Circuit Breaker
- Frame Type:
- JD
- Voltage Rating:
- 600 VAC, 500 VDC
- Current Rating:
- 300 A
- Terminal Type:
- Not Included
- Size:
- 7.5 Inch Width x 5.44 Inch Depth x 11 Inch Height
- Interrupting Rating:
- 65 kA at 240 VAC (UL 489), 35 kA at 480 VAC (UL 489), 25 kA at VAC (UL 489), 25 kA at 500 VDC (UL 489), 65 kA at 220/240 VAC (IEC), 40 kA at 380/415 VAC (IEC)
- Catalog:
- SiemensAG_01698_17_78_17_85_17_112_CAT.pdf
- Number of Poles:
- 3
- Country of Origin:
- Mexico
MSRP $9,400.00Surplus $3,282.81 -
Siemens JXD63B300L Molded Case Breakers (MCCBs)
MSRP $10,696.00Surplus $1,891.42SKU: C15-7472 Brand: Siemens MPN: JXD63B300L UPC: 78364300952 Shipping Weight: 20.45 lbs. Shipping Height: 7.00 In. Shipping Length: 12.00 In. Shipping Width: 9.00 In...- SKU:
- C15-7472
- TS PIK:
- 126672330
- Size:
- 7.5 Inch Width x 5.44 Inch Depth x 11 Inch Height
- Type:
- Molded Case, Thermal Magnetic
- Number of Poles:
- 3
- Series:
- JXD6
- Voltage Rating:
- 600 VAC 50/60 Hertz, 500 VDC
- Frame Type:
- JD
- Short Description:
- 600 VAC, 500 VDC, 300 A at 40 Deg C, 35 kA at 480 VAC, 3-Pole, 3/0 AWG to 500 MCM Copper/4/0 AWG to 500 MCM Aluminum, Line/Load Lug Terminal, JD Frame, Thermal Magnetic Trip Unit, Non-Interchangeable Trip, Molded Case Circuit Breaker
- Interrupting Rating:
- 25 kA at 600 VAC/500 VDC
- Maximum DC Voltage Rating:
- 500 V
- Maximum AC Voltage Rating:
- 600 V
- Catalog:
- SiemensAG_01698_17_78_17_85_17_112_CAT.pdf
- Current Rating:
- 300 A
- Terminal Type:
- Line and Load Side Lug
- Country of Origin:
- Mexico
MSRP $10,696.00Surplus $1,891.42 -
Siemens JXD63B350 Molded Case Breakers (MCCBs) EA
MSRP $12,000.00Surplus $3,854.81SKU: C15-10470 Brand: Siemens MPN: JXD63B350 UPC: 78364321308 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-10470
- TS PIK:
- 21367652
- Short Description:
- 600 VAC, 500 VDC, 350 A, 35 kA at 480 VAC, 3-Pole, JD Frame, Thermal Magnetic Trip Unit, Non-Interchangeable Trip, Molded Case Circuit Breaker
- Number of Poles:
- 3
- Type:
- Thermal Magnetic
- Frame Type:
- JD
- Voltage Rating:
- 600 VAC, 500 VDC
- Size:
- 7.5 Inch Width x 5.44 Inch Depth x 11 Inch Height
- Series:
- JXD2-A
- Catalog:
- SiemensAG_01698_17_78_17_85_17_112_CAT.pdf
- Terminal Type:
- Not Included
- Current Rating:
- 350 A
- Country of Origin:
- Mexico
- Interrupting Rating:
- 65 kA at 240 VAC (UL 489), 35 kA at 480 VAC (UL 489), 25 kA at VAC (UL 489), 25 kA at 500 VDC (UL 489), 65 kA at 220/240 VAC (IEC), 40 kA at 380/415 VAC (IEC)
MSRP $12,000.00Surplus $3,854.81
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.