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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Moeller FAZ-C25/2 Miniature Circuit Breakers (MCBs) EA
MSRP $246.83Surplus $47.48Moeller FAZ-C25/2 Miniature Circuit Breakers (MCBs) EA​ ARCA SKU: C15-9035 Brand: Moeller MPN: FAZ-C25/2 UPC: 4015082787622 Shipping Weight: 0.55 lbs. Shipping Height: 2.00 In...- SKU:
- C15-9035
- Interrupting Rating:
- 10 kA
- Voltage Rating:
- 277/480 VAC
- Mounting:
- DIN Rail
- Terminal Type:
- Screw
- Data Sheet:
- Eaton_53906_1-9_DATA.pdf
- Number of Poles:
- 2
- Series:
- FAZ
- Catalog:
- Eaton_03771_V4T1_74-V4T1_92_CAT.pdf
- Type:
- Thermal Magnetic
- Wire Size:
- 18 to 4/18 to 8 AWG
- Short Description:
- 277/480 VAC 50/60 Hz, 25 A, 2-Pole, 10 kA, 5 to 10 x Rated Current, Line/Load Terminal, DIN Rail Mount, Standard Packaging, C-Curve, Current Limiting, Thermal Magnetic, Supplementary Protector
- Current Rating:
- 25 A
- Size:
- 1.4 Inch Width x 2.36 Inch Depth x 3.15 Inch Height
- Curve Type:
- C
- Approval:
- UL 1077, UL (Canada and US), CSA C22.2, CE
- Country of Origin:
- Germany
- Trip Setting:
- 5 to 10 x Rated Current
MSRP $246.83Surplus $47.48 -
Moeller FAZ-D8/1 Din Rail Mounted Circuit Breakers
Surplus $1,573.07SKU: C15-11262 Brand: Moeller MPN: FAZ-D8/1 UPC: Shipping Weight: 0.25 lbs. Shipping Height: 1.00 In. Shipping Length: 4.00 In. Shipping Width: 3.00 In. Product...- SKU:
- C15-11262
- Series:
- FAZ
- Data Sheet:
- Eaton_54231_1-9_DATA.pdf
- Voltage Rating:
- 277/480 VAC
- Number of Poles:
- 1
- Interrupting Rating:
- 10 kA
- Wire Size:
- 18 to 4/18 to 8 AWG
- Size:
- 0.7 Inch Width x 2.36 Inch Depth x 3.15 Inch Height
- Mounting:
- DIN Rail
- Catalog:
- Eaton_03771_V4T1_74-V4T1_92_CAT.pdf
- Short Description:
- 277/480 VAC 50/60 Hz, 8 A, 1-Pole, 10 kA, 10 to 20 x Rated Current, Line/Load Terminal, DIN Rail Mount, Standard Packaging, D-Curve, Current Limiting, Thermal Magnetic, Supplementary Protector
- Type:
- Current Limiting, Thermal Magnetic
- Current Rating:
- 8 A
- Terminal Type:
- Line/Load
- Approval:
- UL 1077, UL (Canada and US), CSA C22.2, CE
- Trip Setting:
- 10 to 20 x Rated Current
Surplus $1,573.07 -
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Moeller FAZG4-CNA Din Rail Mounted Circuit Breakers EA
MSRP $10.00Surplus $2.01Moeller FAZG4-CNA Din Rail Mounted Circuit Breakers EA​ ARCA SKU: C15-9609 Brand: Moeller MPN: FAZG4-CNA UPC: Shipping Weight: 0.25 lbs. Shipping Height: 2.00 In. Shipping...- SKU:
- C15-9609
- Number of Poles:
- 4
- Mounting:
- DIN Rail
- Curve Type:
- C
- Country of Origin:
- Germany
MSRP $10.00Surplus $2.01 -
Moeller FAZN-C6-2 Din Rail Mounted Circuit Breakers EA
MSRP $150.00Surplus $19.68Moeller FAZN-C6-2 Din Rail Mounted Circuit Breakers EA​ ARCA SKU: C15-5354 Brand: Moeller MPN: FAZN-C6-2 UPC: Shipping Weight: 0.50 lbs. Shipping Height: 2.00 In. Shipping...- SKU:
- C15-5354
- Number of Poles:
- 2
- Current Rating:
- 6 A
- Mounting:
- DIN Rail
- Curve Type:
- C
- Country of Origin:
- Germany
MSRP $150.00Surplus $19.68 -
Moeller FAZN-S1 Din Rail Mounted Circuit Breakers EA
MSRP $85.00Surplus $11.40Moeller FAZN-S1 Din Rail Mounted Circuit Breakers EA​ ARCA SKU: C15-5353 Brand: Moeller MPN: FAZN-S1 UPC: Shipping Weight: 0.25 lbs. Shipping Height: 1.00 In. Shipping...- SKU:
- C15-5353
- Number of Poles:
- 1
- Mounting:
- DIN Rail
- Curve Type:
- S
- Country of Origin:
- Germany
MSRP $85.00Surplus $11.40 -
Moeller FAZN-S2 Miniature Circuit Breakers (MCBs) EA
MSRP $60.00Surplus $9.36Moeller FAZN-S2 Miniature Circuit Breakers (MCBs) EA​ ARCA SKU: C15-5351 Brand: Moeller MPN: FAZN-S2 UPC: Shipping Weight: 0.25 lbs. Shipping Height: 1.00 In. Shipping...- SKU:
- C15-5351
- Number of Poles:
- 1
- Mounting:
- DIN Rail
- Curve Type:
- S
- Country of Origin:
- Germany
MSRP $60.00Surplus $9.36 -
Moeller NZMB2-A63-BT-NA Molded Case Breakers (MCCBs) NZMB2 3P 63A 690V 50/60Hz NZM Frame
MSRP $1,900.00Surplus $306.33Moeller NZMB2-A63-BT-NA Molded Case Breakers (MCCBs) NZMB2 3P 63A 690V 50/60Hz NZM Frame​ ARCA SKU: C15-4062 Brand: Moeller MPN: NZMB2-A63-BT-NA UPC: 015081074253 Shipping Weight: 6.40 Shipping...- SKU:
- C15-4062
- Frame Type:
- NZM2
- Voltage Rating:
- 600 Star V/347 V
- Current Rating:
- 32 A
- Number of Poles:
- 3
- Interrupting Rating:
- 25 kA
- Type:
- Molded Case
- Short Description:
- 600 VAC Star/347 VAC, 480 V, 63 A, 25 kA, 3-Pole, Front Frame ClA/Box Terminal, NZM2 Frame, Adjustable Magnetic Trip, Fixed Thermal
- Catalog:
- Eaton-Moeller_00013_149_CAT.pdf
- Data Sheet:
- Eaton-Moeller_01564_1-9_DATA.pdf
- Installation/Operator:
- Eaton_00324_INST.pdf
- Specification/Technical:
- Eaton-Moeller_00587_1_2_SPEC.pdf
- Country of Origin:
- Romania
- Approval:
- UL 489, CSA C22.2, CE
MSRP $1,900.00Surplus $306.33 -
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Moeller PKZ2-XRH Circuit Breaker Accessories Rotary Handle
Surplus $401.03Moeller PKZ2-XRH Circuit Breaker Accessories Rotary Handle​ ARCA SKU: C15-3320 Brand: Moeller MPN: PKZ2-XRH UPC: 4015081058983 Shipping Weight: 0.35 Shipping Height: 3.00 In...- SKU:
- C15-3320
- Type:
- Door Coupling Rotary Handle
- Used On:
- PKZ2 Motor Protective Circuit Breaker
- Short Description:
- IP65, NEMA 4X/12, Red/Yellow, Door Coupling Rotary Handle for PKZ2 Motor Protective Circuit Breaker Main Switch with Emergency Switching Off Function
- Catalog:
- Eaton_46572_7_57_CAT.pdf
Surplus $401.03 -
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Moeller SF-437975 Molded Case Breakers (MCCBs) 3P 600V
MSRP $440.00Surplus $158.40Moeller SF-437975 Molded Case Breakers (MCCBs) 3P 600V​ ARCA SKU: C15-4586 Brand: Moeller MPN: SF-437975 UPC: Shipping Weight: 6.00 Shipping Height: 8.00 In. Shipping...- SKU:
- C15-4586
- Voltage Rating:
- 600 V
- Number of Poles:
- 3
- Short Description:
- 3P 600V
MSRP $440.00Surplus $158.40 -
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Mountz 100-TT05-00 Circuit Breaker Accessories Torque Analyzer
MSRP $7,500.00Surplus $1,983.31SKU: C15-1982 Brand: Mountz MPN: 100-TT05-00 UPC: Shipping Weight: 9.80 lbs. Shipping Height: 6.00 In. Shipping Length: 15.00 In. Shipping Width: 10.00 In. Product...- SKU:
- C15-1982
- Type:
- Torque Analyzer
MSRP $7,500.00Surplus $1,983.31 -
Murray EP3125 Miniature Circuit Breakers (MCBs)
MSRP $2,372.40Surplus $450.56SKU: C15-7647 Brand: Murray MPN: EP3125 UPC: 04089224170 Shipping Weight: 3.30 lbs. Shipping Height: 3.00 In. Shipping Length: 8.00 In. Shipping Width: 4.00 In...- SKU:
- C15-7647
- TS PIK:
- 115459277
- Number of Poles:
- 3
- Country of Origin:
- United States
MSRP $2,372.40Surplus $450.56 -
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Murray LP003CS Miniature Circuit Breakers (MCBs)
MSRP $202.00Surplus $72.72Murray LP003CS Miniature Circuit Breakers (MCBs)​ ARCA SKU: C15-6303 Brand: Murray MPN: LP003CS UPC: Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping...- SKU:
- C15-6303
MSRP $202.00Surplus $72.72 -
Murray MBK100 Miniature Circuit Breakers (MCBs)
Surplus $132.26SKU: C15-8543 Brand: Murray MPN: MBK100 UPC: 78138145556 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-8543
- TS PIK:
- 21262725
- Current Rating:
- 100 A
- Used On:
- EQIII Load Center
- Interrupting Rating:
- 22 kA
- Mounting:
- Plug-On
- Data Sheet:
- SiemensAG_10293_1_2_DATA.pdf
- Size:
- 3 Inch Width x 3 Inch Depth x 2 Inch Height
- Wire Size:
- 8 to 2/0 AWG (Copper/Aluminum)
- Catalog:
- SiemensAG_09190_1_40-1_47_CAT.pdf
- Type:
- Low Vage, Thermal Magnetic
- Country of Origin:
- Mexico
Surplus $132.26 -
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Murray MP120DF Miniature Circuit Breakers (MCBs) 1P 20A 120V
MSRP $79.00Surplus $55.13Murray MP120DF Miniature Circuit Breakers (MCBs) 1P 20A 120V​ ARCA SKU: C15-2813 Brand: Murray MPN: MP120DF UPC: 887621817268 Shipping Weight: 0.30 Shipping Height: 1.00 In. Shipping...- SKU:
- C15-2813
- Application:
- HACR
- Application:
- 120 VAC Fluorescent Lighting
- Approval:
- UL 1699/943
- Amps:
- 20 A
- Interrupting Rating:
- 10 Kiloampere
- Mounting:
- Plug-In
- Poles:
- 1
- Size:
- 3 Inch W x 1 Inch D x 4.5 Inch H
- Terminal Used On:
- Loadcenter
- Volts:
- 120 VAC
- Gauge:
- 14 to 10 AWG (Copper)
- Gauge:
- 12 to 8 AWG (Aluminum)
- Short Description:
- 120 V, 20 A, 10 kA, 1-Pole, Plug-In Mount, MP-GAT2, Arc Fault/Ground Fault, Circuit Breaker
- Series:
- 0
- Data Sheet:
- SiemensAG_01516_1_DATA.pdf
MSRP $79.00Surplus $55.13 -
Murray MP130GF Miniature Circuit Breakers (MCBs) 30A EA
MSRP $181.00Surplus $27.80Murray MP130GF Miniature Circuit Breakers (MCBs) 30A EA​ ARCA SKU: C15-6324 Brand: Murray MPN: MP130GF UPC: 040892522259 Shipping Weight: 0.20 lbs. Shipping Height: 1.00 In...- SKU:
- C15-6324
- Used On:
- Loadcenter
- Number of Poles:
- 1
- Interrupting Rating:
- 10 kA
- Data Sheet:
- SiemensAG_06580_1_DATA.pdf
- Wire Size:
- 14 to 10 AWG (Copper), 12 to 8 AWG (Aluminum)
- Catalog:
- SiemensAG_01825_1_3_CAT.pdf
- Current Rating:
- 30 A
- Size:
- 1 Inch W x 2.66 Inch D x 2.84 Inch H
- Type:
- Circuit Interrupter
- Voltage Rating:
- 120 VAC
- Mounting:
- Plug-On
- Terminal Type:
- Load Lug
- Short Description:
- 120 VAC, 30 A, 10 kA, 5 mA, 1-Pole, Plug-In Mount, MP-GT Frame, GFCI, Personal Protect, Miniature Circuit Breaker
- Country of Origin:
- Philippines
MSRP $181.00Surplus $27.80 -
Murray MP140 Miniature Circuit Breakers (MCBs)
MSRP $37.00Surplus $7.55Murray MP140 Miniature Circuit Breakers (MCBs)​ ARCA SKU: C15-6295 Brand: Murray MPN: MP140 UPC: Shipping Weight: 3.55 lbs. Shipping Height: 3.00 In. Shipping Length: 11...- SKU:
- C15-6295
- Series:
- MP-T
- Wire Size:
- 8 to 6 AWG (Copper), 8 to 4 AWG (Aluminum)
- Short Description:
- 120 VAC, 40 A, 10 kA, 1-Pole, Plug-In Mount, MP-T Frame, Thermal Magnetic Trip Unit, Miniature Circuit Breaker
- Voltage Rating:
- 120 VAC
- Size:
- 1 Inch W x 3 Inch D x 3 1/8 Inch H
- Current Rating:
- 40 A
- Installation/Operator:
- SiemensAG_00215_INST.pdf
- Used On:
- Loadcenter
- Number of Poles:
- 1
- Data Sheet:
- SiemensAG_06582_1_DATA.pdf
- Terminal Type:
- Load Lug
- Interrupting Rating:
- 10 kA
- Mounting:
- Plug-On
- Country of Origin:
- United States
MSRP $37.00Surplus $7.55 -
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Murray MP215 Miniature Circuit Breakers (MCBs)
MSRP $144.90Surplus $31.05Murray MP215 Miniature Circuit Breakers (MCBs)​ ARCA SKU: C15-6298 Brand: Murray MPN: MP215 UPC: 04089251893 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping...- SKU:
- C15-6298
- TS PIK:
- 21029784
- Terminal Type:
- Load Lug
- Short Description:
- 120/240 V, 15 A, 10 kA, 2-Pole, Load Lug Terminal, MP-T Frame, Thermal Magnetic, Low Vage, Miniature, Circuit Breaker
- Data Sheet:
- SiemensAG_01522_1_DATA.pdf
- Current Rating:
- 15 A
- Number of Poles:
- 2
- Interrupting Rating:
- 10 kA
- Series:
- MP-T
- Used On:
- Loadcenter
- Size:
- 2 Inch W x 3 Inch D x 3 1/8 Inch H
- Voltage Rating:
- 120/240 VAC
- Wire Size:
- 16 to 14 AWG (Copper/Aluminum)
- Mounting:
- Plug-On
- Type:
- Common Trip
MSRP $144.90Surplus $31.05 -
Murray MP215AFC Molded Case Breakers (MCCBs) EA
MSRP $411.50Surplus $66.70Murray MP215AFC Molded Case Breakers (MCCBs) EA​ ARCA SKU: C15-6305 Brand: Murray MPN: MP215AFC UPC: 040892148930 Shipping Weight: 0.75 lbs. Shipping Height: 4.00 In. Shipping...- SKU:
- C15-6305
- TS PIK:
- 123644021
- Short Description:
- BRKR MP-AT2 AFCI 2P 240V 15A 10kA
- Country of Origin:
- Philippines
MSRP $411.50Surplus $66.70 -
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Murray MP220 Miniature Circuit Breakers (MCBs)
MSRP $144.90Surplus $30.98Murray MP220 Miniature Circuit Breakers (MCBs)​ ARCA SKU: C15-6300 Brand: Murray MPN: MP220 UPC: Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0...- SKU:
- C15-6300
- TS PIK:
- 21029785
- Terminal Type:
- Load Lug
- Current Rating:
- 20 A
- Number of Poles:
- 2
- Wire Size:
- 16 to 14 AWG (Aluminum/Copper)
- Type:
- Common Trip
- Interrupting Rating:
- 10 kA
- Used On:
- Loadcenter
- Size:
- 2 Inch W x 3 Inch D x 3-1/8 Inch H
- Data Sheet:
- SiemensAG_01523_1_DATA.pdf
- Mounting:
- Plug-On
- Short Description:
- 120/240 V, 20 A, 10 kA, 2-Pole, MP-T Frame, Circuit Breaker
- Series:
- Type MP-T
- Voltage Rating:
- 120/240 VAC
MSRP $144.90Surplus $30.98 -
Murray MP220SN Miniature Circuit Breakers (MCBs) 1P 20A 120V
MSRP $234.00Surplus $40.28Murray MP220SN Miniature Circuit Breakers (MCBs) 1P 20A 120V​ ARCA SKU: C15-6306 Brand: Murray MPN: MP220SN UPC: 04089252807 Shipping Weight: 0.75 lbs. Shipping Height: 4.00 In...- SKU:
- C15-6306
- TS PIK:
- 120071982
- Short Description:
- BREAKER 20A 1P 120V 10K MG SWT NEUTRAL
- Number of Poles:
- 2
- Country of Origin:
- Mexico
MSRP $234.00Surplus $40.28
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