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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Westinghouse HFB3100 Molded Case Breakers (MCCBs) HFD 3P 100A 480V 50/60Hz 3Ph
MSRP $1,250.00Surplus $253.12SKU: C15-4684 Brand: Westinghouse MPN: HFB3100 UPC: Shipping Weight: 3.50 lbs. Shipping Height: 5.00 In. Shipping Length: 6.00 In. Shipping Width: 5.00 In. Product...- SKU:
- C15-4684
- Frame Type:
- F
- Voltage Rating:
- 480 V
- Current Rating:
- 100 A
- Number of Poles:
- 3
- Short Description:
- HFB, 100 A, 3 Pole, Volt, Molded Case Circuit Breakers from Eaton - Cutler Hammer - Westinghouse
MSRP $1,250.00Surplus $253.12 -
Westinghouse HKA3100T Molded Case Breakers (MCCBs)
MSRP $3,550.00Surplus $985.73SKU: C15-6861 Brand: Westinghouse MPN: HKA3100T UPC: Shipping Weight: 1.85 lbs. Shipping Height: 5.00 In. Shipping Length: 8.00 In. Shipping Width: 6.00 In. Product...- SKU:
- C15-6861
- Number of Poles:
- 3
MSRP $3,550.00Surplus $985.73 -
Westinghouse HKA3225T Molded Case Breakers (MCCBs) 3P 225A
MSRP $5,644.76Surplus $1,658.78SKU: A13-1411 Brand: Westinghouse MPN: HKA3225T UPC: 78667918225 Shipping Weight: 2.20 lbs. Shipping Height: 6.00 In. Shipping Length: 8.00 In. Shipping Width: 6.00...- SKU:
- A13-1411
- TS PIK:
- 115927039
MSRP $5,644.76Surplus $1,658.78 -
Westinghouse HKW3400 Molded Case Breakers (MCCBs) 3P 400A
MSRP $14,524.85Surplus $3,066.16SKU: C15-6862 Brand: Westinghouse MPN: HKW3400 UPC: 78667901038 Shipping Weight: 11.95 lbs. Shipping Height: 7.00 In. Shipping Length: 12.00 In. Shipping Width: 7.00...- SKU:
- C15-6862
- TS PIK:
- 115927043
- Country of Origin:
- Dominican Republic
MSRP $14,524.85Surplus $3,066.16 -
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Westinghouse HMCP070M2CS05 Molded Case Breakers (MCCBs) HMCP 3P 70A 480V 50/60Hz 3Ph
MSRP $600.00Surplus $31.22Westinghouse HMCP070M2CS05 Molded Case Breakers (MCCBs) HMCP 3P 70A 480V 50/60Hz 3Ph​ ARCA SKU: C15-4682 Brand: Westinghouse MPN: HMCP070M2CS05 UPC: Shipping Weight: 4.15 lbs. Shipping...- SKU:
- C15-4682
- Frame Type:
- J-K
- Voltage Rating:
- 480 V
- Current Rating:
- 70 A
- Number of Poles:
- 3
- Short Description:
- Eaton molded case circuit breaker accessory motor protection, Motor circuit protector, 70 A, Three-pole, Frame J-K, 210-700 A, Series C, Non-aluminum
- Series:
- C
MSRP $600.00Surplus $31.22 -
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Westinghouse HMDL3800F Molded Case Breakers (MCCBs)
MSRP $11,281.16Surplus $2,992.36SKU: C15-8698 Brand: Westinghouse MPN: HMDL3800F UPC: Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-8698
- TS PIK:
- 115512104
MSRP $11,281.16Surplus $2,992.36 -
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Westinghouse HQNP3030 Miniature Circuit Breakers (MCBs) HQ 3P 30A 240V 50/60Hz 3Ph
MSRP $600.00Surplus $142.54Westinghouse HQNP3030 Miniature Circuit Breakers (MCBs) HQ 3P 30A 240V 50/60Hz 3Ph​ ARCA SKU: C15-4595 Brand: Westinghouse MPN: HQNP3030 UPC: Shipping Weight: 0.85 lbs. Shipping Height: 3...- SKU:
- C15-4595
- Volts:
- 240 V
- Amps:
- 30 A
- Poles:
- 3
- Frequency Rating:
- 50/60 Hz
MSRP $600.00Surplus $142.54 -
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Westinghouse HQP2025 Miniature Circuit Breakers (MCBs) EA
MSRP $202.77Surplus $44.08Westinghouse HQP2025 Miniature Circuit Breakers (MCBs) EA​ ARCA SKU: C15-9423 Brand: Westinghouse MPN: HQP2025 UPC: Shipping Weight: 0.50 lbs. Shipping Height: 2.00 In. Shipping...- SKU:
- C15-9423
- TS PIK:
- 21509590
MSRP $202.77Surplus $44.08 -
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Westinghouse I-S.0.3Y7634 Air Circuit Breakers (ACBs) DK-25 600A 600V
MSRP $4,000.00Surplus $703.23SKU: C15-4329 Brand: Westinghouse MPN: I-S.0.3Y7634 UPC: Shipping Weight: 100.00 lbs. Shipping Height: 21.00 In. Shipping Length: 20.00 In. Shipping Width: 18.00 In...- SKU:
- C15-4329
- Volts:
- 600 V
- Amps:
- 600 A
MSRP $4,000.00Surplus $703.23 -
Westinghouse JA3150W Other Circuit Breakers EA
MSRP $2,200.00Surplus $319.26SKU: U00-3250 Brand: Westinghouse MPN: JA3150W UPC: Shipping Weight: 10.00 lbs. Shipping Height: 4.00 In. Shipping Length: 10.00 In. Shipping Width: 6.00 In...- SKU:
- U00-3250
MSRP $2,200.00Surplus $319.26 -
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Westinghouse JDB3150 Molded Case Breakers (MCCBs)
MSRP $5,725.08Surplus $2,061.03SKU: C15-7790 Brand: Westinghouse MPN: JDB3150 UPC: Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In. Product...- SKU:
- C15-7790
MSRP $5,725.08Surplus $2,061.03 -
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Westinghouse KDC3400F Molded Case Breakers (MCCBs)
MSRP $12,083.93Surplus $3,034.37SKU: C15-8706 Brand: Westinghouse MPN: KDC3400F UPC: 78667961166 Shipping Weight: 11.50 lbs. Shipping Height: 7.00 In. Shipping Length: 13.00 In. Shipping Width: 7.00...- SKU:
- C15-8706
- TS PIK:
- 107005141
MSRP $12,083.93Surplus $3,034.37 -
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Westinghouse KT3400T Trip Units
MSRP $1,216.84Surplus $365.05SKU: A13-1478 Brand: Westinghouse MPN: KT3400T UPC: Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In. Product...- SKU:
- A13-1478
MSRP $1,216.84Surplus $365.05 -
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Westinghouse MT3800T Molded Case Breakers (MCCBs)
MSRP $5,274.04Surplus $1,967.19SKU: C15-8699 Brand: Westinghouse MPN: MT3800T UPC: Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In. Product...- SKU:
- C15-8699
MSRP $5,274.04Surplus $1,967.19 -
Westinghouse PNO-1 Circuit Breaker Accessories EA
MSRP $1,220.00Surplus $191.28SKU: C15-8752 Brand: Westinghouse MPN: PNO-1 UPC: Shipping Weight: 0.25 lbs. Shipping Height: 2.00 In. Shipping Length: 4.00 In. Shipping Width: 3.00 In. Product...- SKU:
- C15-8752
MSRP $1,220.00Surplus $191.28 -
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Westinghouse QBGF2030 Miniature Circuit Breakers (MCBs) 2P 30A
MSRP $426.98Surplus $147.08Westinghouse QBGF2030 Miniature Circuit Breakers (MCBs) 2P 30A​ ARCA SKU: C15-6714 Brand: Westinghouse MPN: QBGF2030 UPC: Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In...- SKU:
- C15-6714
MSRP $426.98Surplus $147.08 -
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Westinghouse SF-423151 Molded Case Breakers (MCCBs) EB 3P 20A 240V 50/60Hz 3Ph
MSRP $470.00Surplus $85.55Westinghouse SF-423151 Molded Case Breakers (MCCBs) EB 3P 20A 240V 50/60Hz 3Ph​ ARCA SKU: C15-4527 Brand: Westinghouse MPN: SF-423151 UPC: Shipping Weight: 3.05 Shipping Height: 4...- SKU:
- C15-4527
- Voltage Rating:
- 240 V
- Current Rating:
- 20 A
- Number of Poles:
- 3
- Short Description:
- EB 3P 20A 240V 50/60Hz 3Ph
MSRP $470.00Surplus $85.55 -
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Westinghouse SF-423152 Molded Case Breakers (MCCBs) EB 3P 30A 240V 50/60Hz 3Ph
MSRP $195.00Surplus $70.20Westinghouse SF-423152 Molded Case Breakers (MCCBs) EB 3P 30A 240V 50/60Hz 3Ph​ ARCA SKU: C15-4528 Brand: Westinghouse MPN: SF-423152 UPC: Shipping Weight: 4.00 Shipping Height: 5...- SKU:
- C15-4528
- Voltage Rating:
- 240 V
- Current Rating:
- 30 A
- Number of Poles:
- 3
- Short Description:
- EB 3P 30A 240V 50/60Hz 3Ph
MSRP $195.00Surplus $70.20 -
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Westinghouse SF-423156 Miniature Circuit Breakers (MCBs) QP 3P 40A 240V 50/60Hz 3Ph
MSRP $1,400.00Surplus $263.58SKU: C15-4531 Brand: Westinghouse MPN: SF-423156 UPC: Shipping Weight: 1.05 lbs. Shipping Height: 3.00 In. Shipping Length: 3.00 In. Shipping Width: 3.00 In...- SKU:
- C15-4531
- Poles:
- 3
- Volts:
- 240 V
- Amps:
- 40 A
- Number of Phases:
- 3
- Type:
- QP
MSRP $1,400.00Surplus $263.58 -
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Westinghouse VCP-W Air Circuit Breakers (ACBs) 1200A 140V EA
MSRP $5,000.00Surplus $3,852.93SKU: C15-4323 Brand: Westinghouse MPN: VCP-W UPC: Shipping Weight: 376.00 lbs. Shipping Height: 35.00 In. Shipping Length: 36.00 In. Shipping Width: 36.00 In...- SKU:
- C15-4323
- Volts:
- 140 V
- Amps:
- 1200 A
MSRP $5,000.00Surplus $3,852.93
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.
