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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Eaton BR350 Miniature Circuit Breakers (MCBs)
MSRP $765.89Surplus $89.55SKU: C15-11092 Brand: Eaton MPN: BR350 UPC: 78667636790 Shipping Weight: 0.95 lbs. Shipping Height: 3.00 In. Shipping Length: 3.00 In. Shipping Width: 3.00 In...- SKU:
- C15-11092
- TS PIK:
- 21493898
- Series:
- BR
- Voltage Rating:
- 240 VAC
- Interrupting Rating:
- 10 kA
- Wire Size:
- 14 to 4 AWG (Copper/Aluminum)
- Catalog:
- Eaton_36620_V1T1_85_CAT.pdf
- Type:
- Thermal Magnetic, Common Trip
- Short Description:
- 240 VAC, 50 A, 10 kA, 3-Pole, Plug-On Mount, Common Trip, Duplex, Thermal Magnetic, Circuit Breaker
- Current Rating:
- 50 A
- Mounting:
- Plug-On
- Used On:
- BR Series Load Center
- Number of Poles:
- 3
MSRP $765.89Surplus $89.55 -
North American Breaker Company BR350 Miniature Circuit Breakers (MCBs) EA
MSRP $459.53Surplus $44.49North American Breaker Company BR350 Miniature Circuit Breakers (MCBs) EA​ ARCA SKU: C15-1262 Brand: North American Breaker Company MPN: BR350 UPC: 78667636790 Shipping Weight: 0.95 lbs...- SKU:
- C15-1262
- Series:
- BR
- Type:
- Common Trip
- Type:
- Quadplex
- Approval:
- UL 489
- Volts:
- 240 VAC
- Amps:
- 32 A
- Used On:
- BR Series Load Center
- Poles:
- 3
- Mounting:
- Plug-On
- Interrupting Rating:
- 10 kA
- Wire Size:
- 14 to 4 AWG (Copper/Aluminum)
- Short Description:
- 240 VAC, 50 A, 10 kA, 3-Pole, Plug-On Mount, Common Trip, Duplex, Thermal Magnetic
- Catalog:
- Eaton_36620_V1T1_85_CAT.pdf
- TS PIK:
- 21493898
- Number of Poles:
- 3
- Voltage Rating:
- 240 VAC
- Current Rating:
- 50 A
- Country of Origin:
- Dominican Republic
MSRP $459.53Surplus $44.49 -
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Crouse-Hinds BR350 Miniature Circuit Breakers (MCBs) EA
MSRP $459.53Surplus $222.23SKU: C15-5668 Brand: Crouse-Hinds MPN: BR350 UPC: Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In. Product...- SKU:
- C15-5668
- TS PIK:
- 21493898
- Series:
- BR
- Short Description:
- 240 VAC, 50 A, 10 kA, 3-Pole, Plug-On Mount, Common Trip, Duplex, Thermal Magnetic, Circuit Breaker
- Type:
- Thermal Magnetic, Common Trip
- Voltage Rating:
- 240 VAC
- Number of Poles:
- 3
- Mounting:
- Plug-On
- Current Rating:
- 50 A
- Interrupting Rating:
- 10 kA
- Used On:
- BR Series Load Center
- Catalog:
- Eaton_36620_V1T1_85_CAT.pdf
- Wire Size:
- 14 to 4 AWG (Copper/Aluminum)
MSRP $459.53Surplus $222.23 -
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Crouse-Hinds CH350 Everything Else
MSRP $314.15Surplus $110.27Crouse-Hinds CH350 Everything Else​ ARCA SKU: C15-5780 Brand: Crouse-Hinds MPN: CH350 UPC: Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In...- SKU:
- C15-5780
- Short Description:
- 240 VAC, 50 A, 10 kA, 3-Pole, Plug-On Mount, Common Trip, Thermal Magnetic, Circuit Breaker
- Type:
- Thermal Magnetic, Common Trip
- Voltage Rating:
- 240 VAC
- Current Rating:
- 50 A
- Series:
- CH
- Wire Size:
- 10 to 1/0 AWG (Copper/Aluminum)
- Catalog:
- Eaton_36620_V1T1_36_V1T1_37_CAT.pdf
- Mounting:
- Plug-On
- Number of Poles:
- 3
- Used On:
- CH Series Load Center
- Interrupting Rating:
- 10 kA
- Country of Origin:
- Dominican Republic
MSRP $314.15Surplus $110.27 -
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Eaton BR250H Miniature Circuit Breakers (MCBs) EA
MSRP $292.68Surplus $29.04Eaton BR250H Miniature Circuit Breakers (MCBs) EA​ ARCA SKU: C15-9658 Brand: Eaton MPN: BR250H UPC: 78667637450 Shipping Weight: 0.75 lbs. Shipping Height: 3.00 In. Shipping...- SKU:
- C15-9658
- TS PIK:
- 115321644
- Number of Poles:
- 2
- Catalog:
- Eaton_36620_V1T1_90_CAT.pdf
- Wire Size:
- 14 to 4 AWG (Aluminum/Copper)
- Used On:
- BR Series Loadcenter
- Series:
- BR
- Type:
- Thermal Magnetic, Common Trip
- Current Rating:
- 50 A
- Mounting:
- Plug-On
- Voltage Rating:
- 240 VAC
- Interrupting Rating:
- 10 kA
- Short Description:
- 240 VAC, 50 A, 10 kA, 2-Pole, Plug-On Mount, Common Trip, Duplex, Thermal Magnetic, Circuit Breaker
MSRP $292.68Surplus $29.04 -
Eaton CH350 Miniature Circuit Breakers (MCBs) CH 3P 50A 240V 50/60Hz 3Ph EA
MSRP $512.58Surplus $202.78Eaton CH350 Miniature Circuit Breakers (MCBs) CH 3P 50A 240V 50/60Hz 3Ph EA​ ARCA SKU: C15-3851 Brand: Eaton MPN: CH350 UPC: 78211310209 Shipping Weight: 0.90 lbs. Shipping Height: 4...- SKU:
- C15-3851
- Approval:
- UL 489
- Approval:
- CSA
- Amps:
- 50 A
- Interrupting Rating:
- 10 kA
- Mounting:
- Plug-On
- Poles:
- 3
- Terminal Type:
- Thermal Magnetic
- Type:
- Common Trip
- Used On:
- CH Series Load Center
- Volts:
- 240 VAC
- Gauge:
- 10 to 1/0 AWG (Copper/Aluminum)
- Short Description:
- 240 VAC, 50 A, 10 kA, 3-Pole, Plug-On Mount, Common Trip, Thermal Magnetic, Circuit Breaker
- Series:
- CH
- TS PIK:
- 531278
- Number of Poles:
- 3
- Wire Size:
- 10 to 1/0 AWG (Copper/Aluminum)
- Voltage Rating:
- 240 VAC
- Catalog:
- Eaton_36620_V1T1_36_V1T1_37_CAT.pdf
- Current Rating:
- 50 A
- Country of Origin:
- Dominican Republic
MSRP $512.58Surplus $202.78 -
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Eaton CH350ST Miniature Circuit Breakers (MCBs)
MSRP $951.55Surplus $256.92SKU: C15-19159 Brand: Eaton MPN: CH350ST UPC: 78211332213 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-19159
- Interrupting Rating:
- 10000 A at 240 VAC
- Approval:
- UL 489, CSA
- Short Description:
- 240 VAC, 50 A, 10 kA, 3-Pole, Plug-On Mount, Common Trip, Shunt Trip, Thermal Magnetic, Circuit Breaker
- Type:
- Common Trip, Thermal Magnetic, Shunt Trip
- Catalog:
- Eaton_36620_V1T1_36_V1T1_37_V1T1_43_CAT.pdf
- Number of Poles:
- 3
- Used On:
- Loadcenter
- Wire Size:
- 10 to 1/0 AWG (Copper/Aluminum)
- Mounting:
- Plug-On
- Voltage Rating:
- 240 VAC
- Current Rating:
- 50 A
- Series:
- CH
MSRP $951.55Surplus $256.92 -
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Murray MP350 Miniature Circuit Breakers (MCBs)
MSRP $697.12Surplus $250.97Murray MP350 Miniature Circuit Breakers (MCBs)​ ARCA SKU: C15-6332 Brand: Murray MPN: MP350 UPC: Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0...- SKU:
- C15-6332
- Short Description:
- 240 VAC, 50 A, 10 kA, 3-Pole, Plug-On Mount, MP-T Frame, Thermal Magnetic Trip Unit, Miniature Circuit Breaker
- Series:
- MP-T
- Voltage Rating:
- 240 VAC
- Terminal Type:
- Load Lug
- Type:
- Common Trip
- Wire Size:
- 8 to 6 AWG (Copper), 8 to 4 AWG (Aluminum)
- Used On:
- Loadcenter
- Installation/Operator:
- SiemensAG_00215_INST.pdf
- Mounting:
- Plug-On
- Number of Poles:
- 3
- Data Sheet:
- SiemensAG_06653_1_DATA.pdf
- Current Rating:
- 50 A
- Size:
- 3 Inch W x 3 Inch D x 3 1/8 Inch H
- Interrupting Rating:
- 10 kA
MSRP $697.12Surplus $250.97
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