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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Cutler-Hammer SPHM1HM0020A Other Circuit Breakers NULL EA
MSRP $113.22Surplus $33.22Cutler-Hammer SPHM1HM0020A Other Circuit Breakers NULL EA​ ARCA SKU: C15-5222 Brand: Eaton Cutler-Hammer MPN: SPHM1HM0020A UPC: 782116902620 Shipping Weight: 0.45 lbs. Shipping...- SKU:
- C15-5222
- Amps:
- 20 A
- Short Description:
- EATON HYDRAULIC MAGNETIC SUPPLEMENTARY PROTECTOR
- Number of Poles:
- 1
- Mounting:
- DIN Rail
- Country of Origin:
- United States
MSRP $113.22Surplus $33.22 -
Cutler-Hammer SPHM2RM0005 Din Rail Mounted Circuit Breakers EA
MSRP $350.70Surplus $101.14Cutler-Hammer SPHM2RM0005 Din Rail Mounted Circuit Breakers EA​ ARCA SKU: C15-9242 Brand: Cutler-Hammer MPN: SPHM2RM0005 UPC: 786679754269 Shipping Weight: 0.75 lbs. Shipping...- SKU:
- C15-9242
- Number of Poles:
- 2
- Mounting:
- DIN Rail
- Country of Origin:
- United States
MSRP $350.70Surplus $101.14 -
Cutler-Hammer SPHM2RM0010 Other Circuit Breakers EA
MSRP $337.33Surplus $115.13Cutler-Hammer SPHM2RM0010 Other Circuit Breakers EA​ ARCA SKU: C15-9251 Brand: Cutler-Hammer MPN: SPHM2RM0010 UPC: 786679754306 Shipping Weight: 0.70 lbs. Shipping Height: 2.00 In...- SKU:
- C15-9251
- Number of Poles:
- 2
MSRP $337.33Surplus $115.13 -
Cutler-Hammer T300K Circuit Breaker Accessories
MSRP $130.00Surplus $53.33Cutler-Hammer T300K Circuit Breaker Accessories​ ARCA SKU: C15-9261 Brand: Cutler-Hammer MPN: T300K UPC: 10786679511937 Shipping Weight: 0.30 lbs. Shipping Height: 2.00 In. Shipping...- SKU:
- C15-9261
- Catalog:
- EatonCorp-CutlerHammer_00123_V4T2_317_V4T2_496_V4T2_518_CAT.pdf
- Used On:
- C Series KD/PV-Frame Molded Case Circuit Breaker
- Type:
- Standard, Line/Load Lug
- Conductor Material:
- Copper
- Maximum Conductor Size:
- 350 KCMIL
- Minimum Conductor Size:
- 3 AWG
- Body Material:
- Copper
- Number of Conductors:
- 1
- Short Description:
- KD TERM 225A 3-350(1) CU
- Quantity:
- 1
MSRP $130.00Surplus $53.33 -
Cutler-Hammer X0115 Miniature Circuit Breakers (MCBs) NULL EA
MSRP $10,593.89Surplus $1,661.21SKU: C15-6804 Brand: Eaton Cutler-Hammer MPN: X0115 UPC: 4089228107 Shipping Weight: 0.15 lbs. Shipping Height: 1.00 In. Shipping Length: 4.00 In. Shipping Width: 2...- SKU:
- C15-6804
- Number of Poles:
- 1
MSRP $10,593.89Surplus $1,661.21 -
Cutler-Hammer X0215 Miniature Circuit Breakers (MCBs) 2P 15A 50/60Hz 3Ph EA
MSRP $2,044.70Surplus $345.97SKU: C15-6805 Brand: Eaton Cutler-Hammer MPN: X0215 UPC: 88762181437 Shipping Weight: 0.50 lbs. Shipping Height: 5.00 In. Shipping Length: 5.00 In. Shipping Width: 2...- SKU:
- C15-6805
- Number of Poles:
- 2
MSRP $2,044.70Surplus $345.97 -
Cutler-Hammer XO215 Miniature Circuit Breakers (MCBs) NULL EA
MSRP $396.00Surplus $59.31Cutler-Hammer XO215 Miniature Circuit Breakers (MCBs) NULL EA​ ARCA SKU: C15-6806 Brand: Eaton Cutler-Hammer MPN: XO215 UPC: Shipping Weight: 0.50 lbs. Shipping Height: 2.00 In...- SKU:
- C15-6806
MSRP $396.00Surplus $59.31 -
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Dayton 5X852G Din Rail Mounted Circuit Breakers EA
MSRP $45.00Surplus $6.91Dayton 5X852G Din Rail Mounted Circuit Breakers EA​ ARCA SKU: C15-8911 Brand: Dayton MPN: 5X852G UPC: Shipping Weight: 0.10 lbs. Shipping Height: 1.00 In. Shipping...- SKU:
- C15-8911
- Number of Poles:
- 1
- Mounting:
- DIN Rail
MSRP $45.00Surplus $6.91 -
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DP4525 Miniature Circuit Breakers (MCBs) THQB 2P 50A 120/240V
MSRP $122.00Surplus $46.53DP4525 Miniature Circuit Breakers (MCBs) THQB 2P 50A 120/240V​ ARCA SKU: C15-4347 Brand: MPN: DP4525 UPC: Shipping Weight: 0.75 lbs. Shipping Height: 4.00 In. Shipping...- SKU:
- C15-4347
MSRP $122.00Surplus $46.53 -
E-T-A Circuit Breakers REX12-TA1-107-DC24V-2A Circuit Breaker Accessories
MSRP $72.00Surplus $27.17SKU: C15-11918 Brand: E-T-A Circuit Breakers MPN: REX12-TA1-107-DC24V-2A UPC: Shipping Weight: 0.15 lbs. Shipping Height: 1.00 In. Shipping Length: 6.00 In. Shipping...- SKU:
- C15-11918
MSRP $72.00Surplus $27.17 -
E-T-A Circuit Breakers REX12-TA1-107-DC24V-3A Circuit Breaker Accessories
MSRP $69.00Surplus $23.68SKU: C15-11919 Brand: E-T-A Circuit Breakers MPN: REX12-TA1-107-DC24V-3A UPC: Shipping Weight: 0.15 lbs. Shipping Height: 1.00 In. Shipping Length: 6.00 In. Shipping...- SKU:
- C15-11919
MSRP $69.00Surplus $23.68 -
E-T-A Circuit Breakers REX12-TA2-107-DC24V-3A/3A Circuit Breaker Accessories
MSRP $90.00Surplus $32.53SKU: C15-11890 Brand: E-T-A Circuit Breakers MPN: REX12-TA2-107-DC24V-3A/3A UPC: Shipping Weight: 0.15 lbs. Shipping Height: 4.00 In. Shipping Length: 4.00 In. Shipping...- SKU:
- C15-11890
MSRP $90.00Surplus $32.53 -
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E11592 Miniature Circuit Breakers (MCBs) THQL 3P 40A 240V
MSRP $1,530.00Surplus $349.15SKU: C15-4344 Brand: MPN: E11592 UPC: Shipping Weight: 1.05 lbs. Shipping Height: 4.00 In. Shipping Length: 3.00 In. Shipping Width: 3.00 In. Product...- SKU:
- C15-4344
MSRP $1,530.00Surplus $349.15 -
Eac LT360033 Trip Units EA
MSRP $3,665.31Surplus $841.19SKU: A13-1354 Brand: Eac MPN: LT360033 UPC: Shipping Weight: 2.30 lbs. Shipping Height: 3.00 In. Shipping Length: 6.00 In. Shipping Width: 4.00 In. Product...- SKU:
- A13-1354
- Approval:
- UL 489
- Approval:
- CSA C22.2
- Approval:
- CE
- Amps:
- 600 A
- Frame:
- LG
- Poles:
- 3
- Type:
- Electronic 310 LS
- Specification/Technical:
- Eaton_62136_1_2_SPEC.pdf
- Frame Type:
- LG
- Number of Poles:
- 3
- Catalog:
- EatonCorp-CutlerHammer_00123_V4T2_142-V4T2_144_V4T2_185_V4T2_186_V4T2_190_CAT.pdf
- Current Rating:
- 600 A
- Country of Origin:
- United States
MSRP $3,665.31Surplus $841.19 -
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Eaton 102211 Din Rail Mounted Circuit Breakers EA
MSRP $385.00Surplus $138.60Eaton 102211 Din Rail Mounted Circuit Breakers EA​ ARCA SKU: C15-6844 Brand: Eaton MPN: 102211 UPC: Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping...- SKU:
- C15-6844
MSRP $385.00Surplus $138.60 -
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Eaton 102262 Din Rail Mounted Circuit Breakers EA
MSRP $756.00Surplus $272.16SKU: C15-6845 Brand: Eaton MPN: 102262 UPC: Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In. Product...- SKU:
- C15-6845
MSRP $756.00Surplus $272.16 -
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Eaton 11ARMLSI Trip Units 11ARM 4000A 600V 50/60Hz
MSRP $11,600.00Surplus $4,762.76SKU: A13-1292 Brand: Eaton MPN: 11ARMLSI UPC: Shipping Weight: 1.15 lbs. Shipping Height: 4.00 In. Shipping Length: 6.00 In. Shipping Width: 4.00 In. Product...- SKU:
- A13-1292
- Volts:
- 600 V
- Amps:
- 4000 A
- Type:
- 11ARM
MSRP $11,600.00Surplus $4,762.76 -
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Eaton 11ARMLSIG Trip Unit/UVR/Shunt Trip Accessories Digitrip 1150+ 400-4000A EA
MSRP $16,500.00Surplus $1,177.27SKU: A13-1271 Brand: Eaton MPN: 11ARMLSIG UPC: Shipping Weight: 1.60 lbs. Shipping Height: 5.00 In. Shipping Length: 12.00 In. Shipping Width: 7.00 In. Product...- SKU:
- A13-1271
- Amps:
- 400-4000 A
- Type:
- Digitrip 1150+
MSRP $16,500.00Surplus $1,177.27 -
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Eaton 1232C94G03 Circuit Breaker Accessories SPB Adapter Kit C
MSRP $135.00Surplus $43.35Eaton 1232C94G03 Circuit Breaker Accessories SPB Adapter Kit C​ ARCA SKU: C15-4290 Brand: Eaton MPN: 1232C94G03 UPC: Shipping Weight: 1.00 Shipping Height: 5.00 In. Shipping...- SKU:
- C15-4290
- Type:
- SPB Adapter Kit C
MSRP $135.00Surplus $43.35 -
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Eaton 1253C73G05 Circuit Breaker Accessories Panelboard Connecting Strap 150A 600V 50/60Hz J-K Frame Type FB & HFB Special Features: G05
MSRP $193.00Surplus $59.66Eaton 1253C73G05 Circuit Breaker Accessories Panelboard Connecting Strap 150A 600V 50/60Hz J-K Frame Type FB & HFB Special Features: G05​ ARCA SKU: C15-3037 Brand: Eaton MPN: 1253C73G05 UPC: 786679518922...- SKU:
- C15-3037
- Volts:
- 600 V
- Amps:
- 150 A
- Frequency Rating:
- 50/60 Hz
- Frame:
- J-K
- Short Description:
- EATON MOLDED CASE CIRCUIT BREAKER ACCESSORY PANELBOARD CONNECTING STRAP, PANELBO
MSRP $193.00Surplus $59.66
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