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 3RV2021-1CA10 Motor Circuit Protector (MCPs) EA
MSRP $300.00Surplus $92.95Siemens 3RV2021-1CA10 Motor Circuit Protector (MCPs) EA​ ARCA SKU: C15-8988 Brand: Siemens MPN: 3RV2021-1CA10 UPC: Shipping Weight: 0.80 lbs. Shipping Height: 3.00 In. Shipping...- SKU:
- C15-8988
- Short Description:
- 690 VAC 50/60 Hz, 1.8 to 2.5 A FLA, 33 A Instantaneous Short Circuit Release, 100 kA at 400 VAC, 1.5 HP, 3-Pole, NEMA Size S0, Screw Terminal, Screw/Snap-On/35 MM DIN Rail Mount, Rotary Handle, Class 10, Thermal Magnetic, Motor Starter Protector
- Catalog:
- SiemensAG_08112_7_29_CAT.pdf
- Number of Poles:
- 3
- Current Rating:
- 2.5 A at 400 V (Full Load)
- Type:
- Thermal Magnetic
- Voltage Rating:
- 690 VAC
- Size:
- 45 Millimeter Width x 97 Millimeter Depth x 97 Millimeter Height
- Terminal Type:
- Screw
- Maximum AC Voltage Rating:
- 690 V
- Data Sheet:
- SiemensAG_00151_1-7_DATA.pdf
- Series:
- 3RV2
MSRP $300.00Surplus $92.95 -
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Siemens 3TA2N8750 Circuit Breaker Accessories
MSRP $1,262.00Surplus $361.11SKU: C15-7655 Brand: Siemens MPN: 3TA2N8750 UPC: Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In. Product...- SKU:
- C15-7655
MSRP $1,262.00Surplus $361.11 -
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Siemens 3TA3DG02 Circuit Breaker Accessories
MSRP $20.77Surplus $15.07SKU: C15-12034 Brand: Siemens MPN: 3TA3DG02 UPC: 783643617162 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-12034
MSRP $20.77Surplus $15.07 -
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Siemens 3TF4010-OAK6 Molded Case Breakers (MCCBs)
MSRP $167.14Surplus $60.17Siemens 3TF4010-OAK6 Molded Case Breakers (MCCBs)​ ARCA SKU: E30-10155 Brand: Siemens MPN: 3TF4010-OAK6 UPC: Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping...- SKU:
- E30-10155
MSRP $167.14Surplus $60.17 -
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Siemens 3UA5500-1J Other Circuit Breakers
MSRP $48.27Surplus $31.03SKU: C15-12087 Brand: Siemens MPN: 3UA5500-1J UPC: 6938030367036 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00...- SKU:
- C15-12087
MSRP $48.27Surplus $31.03 -
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Siemens 3VA5712-5EC31-0AA0 Molded Case Breakers (MCCBs)
MSRP $13,341.00Surplus $2,161.24SKU: C15-12147 Brand: Siemens MPN: 3VA5712-5EC31-0AA0 UPC: Shipping Weight: 53.70 lbs. Shipping Height: 10.00 In. Shipping Length: 20.00 In. Shipping Width: 12.00 In...- SKU:
- C15-12147
- Country of Origin:
- MEX
MSRP $13,341.00Surplus $2,161.24 -
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Siemens 3VA6110-5HN31-2AA0 Molded Case Breakers (MCCBs)
MSRP $548.77Surplus $334.27SKU: C15-12064 Brand: Siemens MPN: 3VA6110-5HN31-2AA0 UPC: 804766307065 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping...- SKU:
- C15-12064
- Short Description:
- BRKR 3VA61 3P 100A 35kA ETU3-LSI 100
- Country of Origin:
- CZE
MSRP $548.77Surplus $334.27 -
Siemens 3VAE250N3R Molded Case Breakers (MCCBs)
MSRP $819.00Surplus $258.07SKU: C15-11969 Brand: Siemens MPN: 3VAE250N3R UPC: Shipping Weight: 21.05 lbs. Shipping Height: 12.00 In. Shipping Length: 36.00 In. Shipping Width: 14.00 In...- SKU:
- C15-11969
- Short Description:
- BREAKER 3VA 250A ENCLOSURE TYP 3R
- Country of Origin:
- MEX
MSRP $819.00Surplus $258.07 -
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Siemens 3VU1300-IMK00 Motor Circuit Protector (MCPs) EA
MSRP $252.00Surplus $90.72Siemens 3VU1300-IMK00 Motor Circuit Protector (MCPs) EA​ ARCA SKU: C15-9444 Brand: Siemens MPN: 3VU1300-IMK00 UPC: Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping...- SKU:
- C15-9444
MSRP $252.00Surplus $90.72 -
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Siemens 3VU1300-INH00 Motor Circuit Protector (MCPs) EA
MSRP $280.00Surplus $100.80Siemens 3VU1300-INH00 Motor Circuit Protector (MCPs) EA​ ARCA SKU: C15-9443 Brand: Siemens MPN: 3VU1300-INH00 UPC: Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping...- SKU:
- C15-9443
MSRP $280.00Surplus $100.80 -
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Siemens 3VU1600-IMQ00 Other Circuit Breakers EA
MSRP $540.00Surplus $194.40Siemens 3VU1600-IMQ00 Other Circuit Breakers EA​ ARCA SKU: C15-9445 Brand: Siemens MPN: 3VU1600-IMQ00 UPC: Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping...- SKU:
- C15-9445
MSRP $540.00Surplus $194.40 -
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Siemens 3VX4210-3C Undervoltage Releases (UVRs)
MSRP $100.00Surplus $12.09SKU: A13-1520 Brand: Siemens MPN: 3VX4210-3C UPC: Shipping Weight: 0.25 lbs. Shipping Height: 2.00 In. Shipping Length: 3.00 In. Shipping Width: 3.00 In. Product...- SKU:
- A13-1520
MSRP $100.00Surplus $12.09 -
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Siemens 3VX4210-4B Undervoltage Releases (UVRs)
MSRP $55.00Surplus $6.20SKU: A13-1521 Brand: Siemens MPN: 3VX4210-4B UPC: Shipping Weight: 0.25 lbs. Shipping Height: 2.00 In. Shipping Length: 3.00 In. Shipping Width: 2.00 In. Product...- SKU:
- A13-1521
MSRP $55.00Surplus $6.20 -
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Siemens 3VX4210-5B Undervoltage Releases (UVRs)
MSRP $80.00Surplus $10.43SKU: A13-1533 Brand: Siemens MPN: 3VX4210-5B UPC: Shipping Weight: 0.30 lbs. Shipping Height: 2.00 In. Shipping Length: 3.00 In. Shipping Width: 2.00 In. Product...- SKU:
- A13-1533
MSRP $80.00Surplus $10.43 -
Siemens 3WL9111-0AT15-0AA0 Other Circuit Breakers
MSRP $1,010.77Surplus $690.11SKU: C15-12025 Brand: Siemens MPN: 3WL9111-0AT15-0AA0 UPC: 40892145847 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping...- SKU:
- C15-12025
MSRP $1,010.77Surplus $690.11 -
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Siemens 5SJ4106-8HG41 Other Circuit Breakers
Surplus $46.54SKU: C15-12099 Brand: Siemens MPN: 5SJ4106-8HG41 UPC: 4001869320861 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0...- SKU:
- C15-12099
Surplus $46.54 -
Siemens 5ST3-665-1HG Circuit Breaker Accessories
Surplus $13.14SKU: C15-12077 Brand: Siemens MPN: 5ST3-665-1HG UPC: 4001869382425 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00...- SKU:
- C15-12077
Surplus $13.14 -
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Siemens 5SX2-1 Miniature Circuit Breakers (MCBs) 1P 50/60Hz 1Ph
MSRP $120.00Surplus $34.01Siemens 5SX2-1 Miniature Circuit Breakers (MCBs) 1P 50/60Hz 1Ph​ ARCA SKU: C15-4689 Brand: Siemens MPN: 5SX2-1 UPC: Shipping Weight: 0.35 Shipping Height: 1.00 In. Shipping...- SKU:
- C15-4689
- Poles:
- 1
- Frequency Rating:
- 50/60 Hz
MSRP $120.00Surplus $34.01 -
Siemens 5SX2-203-8 Miniature Circuit Breakers (MCBs) EA
MSRP $220.00Surplus $31.08Siemens 5SX2-203-8 Miniature Circuit Breakers (MCBs) EA​ ARCA SKU: C15-8986 Brand: Siemens MPN: 5SX2-203-8 UPC: 4001869031347 Shipping Weight: 0.60 lbs. Shipping Height: 2.00 In...- SKU:
- C15-8986
MSRP $220.00Surplus $31.08 -
Siemens 5SX2106-7 Miniature Circuit Breakers (MCBs) EA
MSRP $125.00Surplus $27.05Siemens 5SX2106-7 Miniature Circuit Breakers (MCBs) EA​ ARCA SKU: C15-8989 Brand: Siemens MPN: 5SX2106-7 UPC: Shipping Weight: 0.30 lbs. Shipping Height: 4.00 In. Shipping...- SKU:
- C15-8989
- Short Description:
- 230/400 VAC, 6 A, 6 kA, 1-Pole, 55 MM Mounting Depth, Curve C, Miniature Circuit Breaker
- Voltage Rating:
- 230/400 V
- Catalog:
- SiemensAG_01748_12_4_CAT.pdf
- Number of Poles:
- 1
- Current Rating:
- 6 A
- Series:
- 5SX2
- Interrupting Rating:
- 6 kA
MSRP $125.00Surplus $27.05
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