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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Challenger QB243040 Miniature Circuit Breakers (MCBs) QB 2P 30A/40A 120V 50/60Hz 1Ph EA
MSRP $250.00Surplus $130.10Challenger QB243040 Miniature Circuit Breakers (MCBs) QB 2P 30A/40A 120V 50/60Hz 1Ph EA​ ARCA SKU: C15-4865 Brand: Challenger MPN: QB243040 UPC: Shipping Weight: 1.00 Shipping Height: 4...- SKU:
- C15-4865
- Volts:
- 120 V
- Amps:
- 30 A/40 A
- Poles:
- 2
- Frequency Rating:
- 50/60 Hz
MSRP $250.00Surplus $130.10 -
Challenger TED134015 Molded Case Breakers (MCCBs)
MSRP $1,494.68Surplus $578.92SKU: C15-4871 Brand: Challenger MPN: TED134015 UPC: 78316406380 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-4871
- TS PIK:
- 126886993
- Short Description:
- 480 VAC, 15 A, 18 kA Interrupt, 3-Pole, Aluminum/Copper Load Lug Terminal, E150-Frame, Non-Interchangeable Trip, Core E/Mid Tier, Thermal Magnetic, Industrial Molded Case Circuit Breaker
- Voltage Rating:
- 120/240/277/480/600 VAC, 125/250/500 VDC
- Current Rating:
- 15 A
- Number of Poles:
- 3
- Interrupting Rating:
- 14 kA at 600 VAC, 18 kA at 120/240/277/480 VAC, 10 kA at 125/250/500 VDC
- Type:
- Thermal Magnetic
- Terminal Type:
- Copper/Aluminum Line and Load Lug
MSRP $1,494.68Surplus $578.92 -
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Challenger UBITBA230 Miniature Circuit Breakers (MCBs) UB 2P 30A 120V 50/60Hz 1Ph
MSRP $91.00Surplus $30.47Challenger UBITBA230 Miniature Circuit Breakers (MCBs) UB 2P 30A 120V 50/60Hz 1Ph​ ARCA SKU: C15-3199 Brand: Challenger MPN: UBITBA230 UPC: 094925021042 Shipping Weight: 0.40 lbs. Shipping...- SKU:
- C15-3199
- Series:
- A.
- Volts:
- 120 V
- Amps:
- 30 A
- Poles:
- 2
- Frequency Rating:
- 50/60 Hz
- Short Description:
- CONNECTICUT ELECTRIC CIRCUIT BREAKER TYPE A. 2-POLE 30A
MSRP $91.00Surplus $30.47 -
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Chinehow CDP14A2P Miniature Circuit Breakers (MCBs)
MSRP $30.00Surplus $6.14Chinehow CDP14A2P Miniature Circuit Breakers (MCBs)​ ARCA SKU: C15-4686 Brand: Chinehow MPN: CDP14A2P UPC: Shipping Weight: 0.15 lbs. Shipping Height: 3.00 In. Shipping...- SKU:
- C15-4686
MSRP $30.00Surplus $6.14 -
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Connecticut Electric UBIF-020N Miniature Circuit Breakers (MCBs) 1P 20A 240V 50/60Hz 1Ph
MSRP $26.33Surplus $13.66Connecticut Electric UBIF-020N Miniature Circuit Breakers (MCBs) 1P 20A 240V 50/60Hz 1Ph​ ARCA SKU: C15-3265 Brand: Connecticut Electric MPN: UBIF-020N UPC: 094925019315 Shipping Weight: 0.20...- SKU:
- C15-3265
- Series:
- Series UBIF, Type NC
- Approval:
- ETL (Canada and US)
- Size:
- 0.5 Inch Width x 3.36 Inch Depth x 2.55 Inch Height
- Volts:
- 120 V
- Amps:
- 32 A
- Used On:
- Federal Pacific Electric Loadcenter
- Poles:
- 1
- Mounting:
- Plug-In
- Interrupting Rating:
- 10000 A
- Short Description:
- 120 V, 20 A, 1-Pole, Plug-In
- Catalog:
- CONCUTE00010_2_1.pdf
- Data Sheet:
- CONCUTE00020_3.pdf
MSRP $26.33Surplus $13.66 -
Connecticut Electric UBIF-220N Miniature Circuit Breakers (MCBs)
MSRP $85.00Surplus $31.95SKU: C15-11894 Brand: Connecticut Electric MPN: UBIF-220N UPC: 1936401940 Shipping Weight: 0.60 lbs. Shipping Height: 2.00 In. Shipping Length: 4.00 In. Shipping...- SKU:
- C15-11894
- TS PIK:
- 117075073
MSRP $85.00Surplus $31.95 -
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Connecticut Electric UBIF0235N Miniature Circuit Breakers (MCBs) 2P 35A 120V 50/60Hz 1Ph
MSRP $57.53Surplus $54.64Connecticut Electric UBIF0235N Miniature Circuit Breakers (MCBs) 2P 35A 120V 50/60Hz 1Ph​ ARCA SKU: L19-1083 Brand: Connecticut Electric MPN: UBIF0235N UPC: 094925003352 Shipping Weight: 0.00...- SKU:
- L19-1083
- Series:
- UBIF
- Volts:
- 120 V
- Amps:
- 35 A
- Poles:
- 2
- Frequency Rating:
- 50/60 Hz
- Short Description:
- CONNECTICUT ELECTRIC CIRCUIT BREAKER TYPE UBIF (THIN). 2-POLE 35A
MSRP $57.53Surplus $54.64 -
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Connecticut Electric UBIF0250N Miniature Circuit Breakers (MCBs) 2P 50A 240V 50/60Hz 1Ph EA
Surplus $115.15Connecticut Electric UBIF0250N Miniature Circuit Breakers (MCBs) 2P 50A 240V 50/60Hz 1Ph EA​ ARCA SKU: C15-4879 Brand: Connecticut Electric MPN: UBIF0250N UPC: 09492501936 Shipping Weight: 0.30...- SKU:
- C15-4879
- Series:
- Series UBIF, Type NC
- Approval:
- ETL (Canada and US)
- Size:
- 1 Inch Width x 3.36 Inch Depth x 2.55 Inch Height
- Volts:
- 120/240 V
- Amps:
- 32 A
- Used On:
- Federal Pacific Electric Loadcenter
- Poles:
- 2
- Mounting:
- Plug-In
- Interrupting Rating:
- 10000 A
- Short Description:
- 3.36" x 2.55", 120/240 VAC, 50 A, 10000 A Interrupt, 2-Pole, Plug-In, Thin
- Catalog:
- OnwardCapital-ConnecticutElectric_00003_3_CAT.pdf
Surplus $115.15 -
Connecticut Electric UBIF30NB Miniature Circuit Breakers (MCBs)
MSRP $93.45Surplus $35.23SKU: C15-11908 Brand: Connecticut Electric MPN: UBIF30NB UPC: 9492500417 Shipping Weight: 0.40 lbs. Shipping Height: 4.00 In. Shipping Length: 5.00 In. Shipping...- SKU:
- C15-11908
- TS PIK:
- 128347934
MSRP $93.45Surplus $35.23 -
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Connecticut Electric UBIP-220 Miniature Circuit Breakers (MCBs) 2P 20A 240V 50/60Hz 1Ph
MSRP $250.00Surplus $58.39Connecticut Electric UBIP-220 Miniature Circuit Breakers (MCBs) 2P 20A 240V 50/60Hz 1Ph​ ARCA SKU: C15-2627 Brand: Connecticut Electric MPN: UBIP-220 UPC: 094925031041 Shipping Weight: 0.55 Shipping...- SKU:
- C15-2627
- Approval:
- UL
- Approval:
- CE
- Approval:
- ETL (Canada and US)
- Size:
- 3.81 Inch Length x 1.5 Inch Width x 3.53 Inch Height
- Volts:
- 120/240 VAC
- Amps:
- 20 A
- Used On:
- Pushmatic and Bulldog Load Center
- Poles:
- 2
- Mounting:
- Bolt-On
- Interrupting Rating:
- 10000 A
- Catalog:
- ConnecticutElectric_00001_4_CAT.pdf
MSRP $250.00Surplus $58.39 -
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Connecticut Electric UBIP-240 Miniature Circuit Breakers (MCBs) EA
MSRP $68.33Surplus $24.60Connecticut Electric UBIP-240 Miniature Circuit Breakers (MCBs) EA​ ARCA SKU: C15-11010 Brand: Connecticut Electric MPN: UBIP-240 UPC: 9492503106 Shipping Weight: 0.60 lbs. Shipping...- SKU:
- C15-11010
- TS PIK:
- 117075088
MSRP $68.33Surplus $24.60 -
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Connecticut Electric UBIP120 Miniature Circuit Breakers (MCBs)
MSRP $24.73Surplus $13.84SKU: C15-11883 Brand: Connecticut Electric MPN: UBIP120 UPC: 094925031010 Shipping Weight: 0.25 lbs. Shipping Height: 2.00 In. Shipping Length: 4.00 In. Shipping...- SKU:
- C15-11883
- TS PIK:
- 117075080
MSRP $24.73Surplus $13.84 -
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Connecticut Electric UBIP2100 Other Circuit Breakers EA
MSRP $150.42Surplus $54.15Connecticut Electric UBIP2100 Other Circuit Breakers EA​ ARCA SKU: C15-11009 Brand: Connecticut Electric MPN: UBIP2100 UPC: 9492503113 Shipping Weight: 0.65 lbs. Shipping Height: 2...- SKU:
- C15-11009
- TS PIK:
- 117075092
- Type:
- Renewal
- Mounting:
- Bolt-On
- Current Rating:
- 100 A
- Number of Poles:
- 2
- Voltage Rating:
- 120/240 VAC
- Size:
- 1.5 Inch W x 3.81 Inch D x 3.53 Inch H
- Interrupting Rating:
- 10 kA
- Catalog:
- CONCUTE00019_4.pdf
MSRP $150.42Surplus $54.15 -
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Connecticut Electric UBITBA-120L Miniature Circuit Breakers (MCBs) 1P 20A 240V 50/60Hz 1Ph EA
MSRP $22.26Surplus $8.01Connecticut Electric UBITBA-120L Miniature Circuit Breakers (MCBs) 1P 20A 240V 50/60Hz 1Ph EA​ ARCA SKU: C15-4905 Brand: Connecticut Electric MPN: UBITBA-120L UPC: 09492502101 Shipping Weight: 0.20...- SKU:
- C15-4905
- Type:
- Renewal
- Type:
- Left Clip
- Approval:
- ETL (Canada and US)
- Size:
- 0.5 Inch W x 3.58 Inch D x 2.5 Inch H
- Volts:
- 120 VAC
- Amps:
- 20 A
- Used On:
- Challenger Loadcenter
- Poles:
- 1
- Mounting:
- Plug-On
- Interrupting Rating:
- 10 kA
- Catalog:
- CONCUTE00019_1.pdf
MSRP $22.26Surplus $8.01 -
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Connecticut Electric UBIZ-0250 Miniature Circuit Breakers (MCBs) 2P 50A 240V 50/60Hz 1Ph
MSRP $65.56Surplus $28.23Connecticut Electric UBIZ-0250 Miniature Circuit Breakers (MCBs) 2P 50A 240V 50/60Hz 1Ph​ ARCA SKU: C15-3409 Brand: Connecticut Electric MPN: UBIZ-0250 UPC: 094925030365 Shipping Weight: 0.55...- SKU:
- C15-3409
- Series:
- Series UBIZ
- Type:
- Thin
- Approval:
- ETL (Canada and US)
- Size:
- 4.81 Inch Length x 0.75 Inch Width x 2.53 Inch Height
- Volts:
- 120/240 V
- Amps:
- 32 A
- Used On:
- Zinsco RC Series Loadcenter
- Poles:
- 2
- Mounting:
- Plug-In
- Interrupting Rating:
- 10000 A
- Short Description:
- 120/240 V, 50 A, 2-Pole, Plug-In, Thin
- Catalog:
- CONCUTE00010_2_1.pdf
MSRP $65.56Surplus $28.23 -
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Connecticut Electric UBIZ-250 Miniature Circuit Breakers (MCBs) 2P 50A 240V 50/60Hz
MSRP $71.00Surplus $38.84Connecticut Electric UBIZ-250 Miniature Circuit Breakers (MCBs) 2P 50A 240V 50/60Hz​ ARCA SKU: C15-4740 Brand: Connecticut Electric MPN: UBIZ-250 UPC: Shipping Weight: 0.65 Shipping...- SKU:
- C15-4740
- Volts:
- 240 V
- Amps:
- 50 A
- Poles:
- 2
- Frequency Rating:
- 50/60 Hz
MSRP $71.00Surplus $38.84 -
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Connecticut Electric UBIZ0260 Miniature Circuit Breakers (MCBs) 2P 60A 240V 50/60Hz 1Ph
MSRP $80.00Surplus $70.47Connecticut Electric UBIZ0260 Miniature Circuit Breakers (MCBs) 2P 60A 240V 50/60Hz 1Ph​ ARCA SKU: C15-4741 Brand: Connecticut Electric MPN: UBIZ0260 UPC: Shipping Weight: 0.45 Shipping...- SKU:
- C15-4741
- Series:
- Series UBIZ
- Type:
- Thin
- Approval:
- ETL (Canada and US)
- Size:
- 5.63 Inch Length x 0.75 Inch Width x 2.53 Inch Height
- Volts:
- 120/240 V
- Amps:
- 32 A
- Used On:
- Zinsco RC Series Loadcenter
- Poles:
- 2
- Mounting:
- Plug-In
- Interrupting Rating:
- 10000 A
- Short Description:
- 120/240 V, 60 A, 2-Pole, Plug-In, Thin
- Catalog:
- CONCUTE00010_2_1.pdf
- Specification/Technical:
- CONCUTE00023_1.pdf
MSRP $80.00Surplus $70.47 -
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Connecticut Electric UBIZ260 Miniature Circuit Breakers (MCBs) 2P 60A 240V 50/60Hz 1Ph
MSRP $110.00Surplus $75.28SKU: C15-4719 Brand: Connecticut Electric MPN: UBIZ260 UPC: Shipping Weight: 0.70 lbs. Shipping Height: 2.00 In. Shipping Length: 5.00 In. Shipping Width: 3.00 In...- SKU:
- C15-4719
- Type:
- Renewal
- Approval:
- ETL (Canada and US)
- Size:
- 1.5 Inch W x 4.81 Inch D x 2.53 Inch H
- Volts:
- 120/240 VAC
- Amps:
- 32 A
- Used On:
- Zinsco Loadcenter
- Poles:
- 2
- Mounting:
- Plug-In
- Interrupting Rating:
- 10 kA
- Short Description:
- 1.5" x 4.81" x 2.53", 120/240 VAC, 60 A, 10 kA, 2-Pole, Plug-In Mount, Renewal
- Catalog:
- OnwardCapital-ConnecticutElectric_00004_6_CAT.pdf
MSRP $110.00Surplus $75.28 -
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Cooper B-Line 9A1005 DIN Rail and Accessories
MSRP $15.00Surplus $2.47SKU: E30-5903 Brand: Cooper B-Line MPN: 9A1005 UPC: Shipping Weight: 23.60 lbs. Shipping Height: 3.00 In. Shipping Length: 7.00 In. Shipping Width: 5.00 In. Product...- SKU:
- E30-5903
MSRP $15.00Surplus $2.47 -
Cooper MXDV2032 Trip Unit/UVR/Shunt Trip Accessories
MSRP $40.00Surplus $9.23SKU: A13-1583 Brand: Cooper MPN: MXDV2032 UPC: Shipping Weight: 0.10 lbs. Shipping Height: 2.00 In. Shipping Length: 6.00 In. Shipping Width: 4.00 In. Product...- SKU:
- A13-1583
- Short Description:
- is a trip unit designed for circuit breakers. It includes undervoltage release (UVR) and shunt trip accessories. These components ensure protection against undervoltage conditions and allow remote tripping of the breaker.
- Country of Origin:
- United States
MSRP $40.00Surplus $9.23
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