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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Siemens QRH23B125 Molded Case Breakers (MCCBs) EA
MSRP $3,811.00Surplus $1,305.50SKU: C15-10608 Brand: Siemens MPN: QRH23B125 UPC: 80476613677 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-10608
- TS PIK:
- 126908866
- Country of Origin:
- Mexico
MSRP $3,811.00Surplus $1,305.50 -
Siemens QRH23B150 Molded Case Breakers (MCCBs) EA
MSRP $3,811.00Surplus $1,305.50SKU: C15-10609 Brand: Siemens MPN: QRH23B150 UPC: 80476613678 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-10609
- TS PIK:
- 126908867
- Frame Type:
- QR
- Interrupting Rating:
- 25 kA at 240 VAC
- Installation/Operator:
- SiemensAG_00598_INST.pdf
- Country of Origin:
- Mexico
- Number of Poles:
- 3
- Voltage Rating:
- 240 VAC 50/60 Hertz
- Type:
- Molded Case, Low Vage, Thermal Magnetic
- Current Rating:
- 150 A
- Maximum AC Voltage Rating:
- 240 V
- Catalog:
- SiemensAG_09175_17_1_17_10_CAT.pdf
- Terminal Type:
- Load Lug
- Size:
- 4.5 Inch Width x 2.53 Inch Depth x 7 Inch Height
MSRP $3,811.00Surplus $1,305.50 -
Siemens QRH23B225 Molded Case Breakers (MCCBs) EA
MSRP $3,000.00Surplus $1,127.08SKU: C15-10610 Brand: Siemens MPN: QRH23B225 UPC: 80476613681 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-10610
- TS PIK:
- 126824610
- Country of Origin:
- Mexico
- Catalog:
- SiemensAG_57234_3_4_CAT.pdf
- Number of Poles:
- 3
- Voltage Rating:
- 240 VAC 50/60 Hertz
- Installation/Operator:
- SiemensAG_01042_INST.pdf
- Interrupting Rating:
- 25 kA at 240 VAC
- Maximum AC Voltage Rating:
- 240 V
- Short Description:
- 240 VAC, 225 A, 25 kA Interrupt, 3-Pole, QRH2-Frame, Thermal Magnetic, Molded Case Circuit Breaker
- Frame Type:
- QR
- Current Rating:
- 225 A
- Type:
- Molded Case, Low Vage, Thermal Magnetic
- Terminal Type:
- Load Lug
- Size:
- 4.5 Inch Width x 2.53 Inch Depth x 7 Inch Height
MSRP $3,000.00Surplus $1,127.08 -
Siemens QS2150H Molded Case Breakers (MCCBs) EA
MSRP $414.00Surplus $104.69Siemens QS2150H Molded Case Breakers (MCCBs) EA​ ARCA SKU: C15-9617 Brand: Siemens MPN: QS2150H UPC: 78308793530 Shipping Weight: 2.20 lbs. Shipping Height: 7.89 In. Shipping...- SKU:
- C15-9617
- Current Rating:
- 150 A
- Series:
- QS
- Voltage Rating:
- 120/240 VAC
- Terminal Type:
- Load Lug
- Size:
- 2.2 Inch W x 2.66 Inch D x 7.89 Inch H
- Short Description:
- 120/240 VAC, 150 A, 22 kA, 2-Pole, Plug-In Mount, QSH Frame, Thermal Magnetic Trip Unit, Main Circuit Breaker for Load Center
- Number of Poles:
- 2
- Data Sheet:
- SiemensAG_07132_1_DATA.pdf
- Interrupting Rating:
- 22 kA
- Type:
- Main/Branch, Molded Case
- Catalog:
- SiemensAG_00564_7_25_CAT.pdf
- Country of Origin:
- Mexico
MSRP $414.00Surplus $104.69 -
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Siemens QSA1515 Molded Case Breakers (MCCBs)
MSRP $187.00Surplus $67.32SKU: C15-6286 Brand: Siemens MPN: QSA1515 UPC: Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In. Product...- SKU:
- C15-6286
MSRP $187.00Surplus $67.32 -
Siemens QSA1515SPD Motor Circuit Protector (MCPs) EA
MSRP $350.00Surplus $132.42SKU: C15-10611 Brand: Siemens MPN: QSA1515SPD UPC: 4089228081 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-10611
- TS PIK:
- 123671379
- Voltage Rating:
- 120/240 VAC
- Interrupting Rating:
- 10 kA
- Data Sheet:
- SiemensAG_07135_1_DATA.pdf
- Short Description:
- 120/240 VAC, 15 A, 10 kA, (2) 1-Pole, 360 Joule Line to Neutral/720 Joule Line to Line, Plug-On Mount, QP Frame, Thermal Magnetic, Miniature Circuit Breaker and Surge Protective Device
- Current Rating:
- 15 A
- Type:
- Thermal Magnetic Trip
- Terminal Type:
- Line/Load Lug
- Size:
- 2 Inch Width
- Catalog:
- SiemensAG_00564_7_28_CAT.pdf
- Country of Origin:
- Mexico
- Approval:
- UL 1449, CSA
- Mounting:
- Plug-On
- Poles:
- 1
MSRP $350.00Surplus $132.42 -
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Siemens QSA2020 Miniature Circuit Breakers (MCBs) EA
MSRP $580.00Surplus $76.74Siemens QSA2020 Miniature Circuit Breakers (MCBs) EA​ ARCA SKU: C15-5199 Brand: Siemens MPN: QSA2020 UPC: Shipping Weight: 0.90 lbs. Shipping Height: 5.00 In. Shipping...- SKU:
- C15-5199
- UOM:
- EA
- Box Quantity:
- 1
- Used On:
- Loadcenter
- Size:
- 2 Inch W
- Mounting:
- Plug-On
- Voltage Rating:
- 175 VAC
- Short Description:
- 120 V, (2) 20 A, 1-Pole, Surge Arrester
- Series:
- QSA
- Number of Poles:
- 2
MSRP $580.00Surplus $76.74 -
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Siemens QTI-1515 Molded Case Breakers (MCCBs)
MSRP $134.90Surplus $48.56Siemens QTI-1515 Molded Case Breakers (MCCBs)​ ARCA SKU: C15-6202 Brand: Siemens MPN: QTI-1515 UPC: Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping...- SKU:
- C15-6202
MSRP $134.90Surplus $48.56 -
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Siemens RHOEBO Circuit Breaker Accessories
MSRP $215.53Surplus $108.34Siemens RHOEBO Circuit Breaker Accessories​ ARCA SKU: C15-6203 Brand: Siemens MPN: RHOEBO UPC: Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00...- SKU:
- C15-6203
MSRP $215.53Surplus $108.34 -
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Siemens RHOSVD Circuit Breaker Accessories EA
MSRP $98.00Surplus $21.76Siemens RHOSVD Circuit Breaker Accessories EA​ ARCA SKU: E30-10153 Brand: Siemens MPN: RHOSVD UPC: Shipping Weight: 0.90 lbs. Shipping Height: 17.00 In. Shipping...- SKU:
- E30-10153
- Short Description:
- 12" L, Rotary Handle Shaft for Circuit Breaker
- Type:
- Door Mounted Rotary Operator Handle
- Installation/Operator:
- SiemensAG_00472_INST.pdf
- Country of Origin:
- Mexico
- Catalog:
- SiemensAG_01698_17_126_CAT.pdf
MSRP $98.00Surplus $21.76 -
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Siemens RHVPS12 Circuit Breaker Accessories
MSRP $162.50Surplus $26.58Siemens RHVPS12 Circuit Breaker Accessories​ ARCA SKU: C15-3563 Brand: Siemens MPN: RHVPS12 UPC: 783643616943 Shipping Weight: 1.05 Shipping Height: 3.00 In. Shipping Length: 17...- SKU:
- C15-3563
- Short Description:
- BREAKER VL SHAFT VAR DEPTH ROT 12IN N/P-FR
- Country of Origin:
- Mexico
MSRP $162.50Surplus $26.58 -
Siemens S01FD60 Shunt Trips
MSRP $1,558.00Surplus $238.37Siemens S01FD60 Shunt Trips​ ARCA SKU: A13-1424 Brand: Siemens MPN: S01FD60 UPC: 78364321266 Shipping Weight: 0.55 lbs. Shipping Height: 5.00 In. Shipping Length: 4.00 In...- SKU:
- A13-1424
- Short Description:
- 120 VAC, Shunt Trip for FD Frame Molded Case Circuit Breaker
- Catalog:
- SiemensAG_01698_17_84_17_121_CAT.pdf
- Country of Origin:
- Mexico
- AC Voltage Rating:
- 120 V
- Used On:
- Molded Case Circuit Breaker
MSRP $1,558.00Surplus $238.37 -
Siemens S01MN6 Circuit Breaker Accessories EA
MSRP $2,150.00Surplus $569.38SKU: C15-10614 Brand: Siemens MPN: S01MN6 UPC: 78364321598 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-10614
- TS PIK:
- 21367757
- Country of Origin:
- Mexico
- Short Description:
- 120 VAC, Shunt Trip for MD/ND/PD/RD Frame Molded Case Circuit Breaker
- Used On:
- 800 A MD/SMD, 1200 A ND/SND, 1600 A PD/SPD, 2000 A RD Frame Molded Case Circuit Breaker
- Catalog:
- SiemensAG_01698_17_99_CAT.pdf
- Mounting Location:
- Left/Right Pole
MSRP $2,150.00Surplus $569.38 -
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Siemens S17ED60 Shunt Trips 24V
MSRP $1,558.00Surplus $280.44SKU: A13-1426 Brand: Siemens MPN: S17ED60 UPC: Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In. Product...- SKU:
- A13-1426
MSRP $1,558.00Surplus $280.44 -
Siemens SADU Circuit Breaker Accessories EA
MSRP $2,820.00Surplus $706.74SKU: C15-7506 Brand: Siemens MPN: SADU UPC: 783643087804 Shipping Weight: 0.50 lbs. Shipping Height: 3.00 In. Shipping Length: 4.00 In. Shipping Width: 8.00 In...- SKU:
- C15-7506
- Country of Origin:
- Mexico
- Short Description:
- BREAKER PLUG-IN AMMETER DISPLAY UNIT
MSRP $2,820.00Surplus $706.74 -
Siemens SCND69100A Molded Case Breakers (MCCBs) SCND6 3P 1000A 600V 50/60Hz 3Ph
MSRP $37,350.00Surplus $2,449.26SKU: C15-3445 Brand: Siemens MPN: SCND69100A UPC: Shipping Weight: 64.10 lbs. Shipping Height: 9.00 In. Shipping Length: 23.00 In. Shipping Width: 10.00 In. Product...- SKU:
- C15-3445
- Series:
- SCND6-A
- Type:
- Electronic
- Type:
- Solid State
- Approval:
- UL 489
- Approval:
- IEC 947-2
- Size:
- 9 Inch Width x 8.25 Inch Depth x 16 Inch Height
- Volts:
- 600 VAC
- Amps:
- 32 A
- Poles:
- 3
- Interrupting Rating:
- 200 kA at 240 VAC (UL 489)
- Interrupting Rating:
- 100 kA at 480 Volt AC (UL 489)
- Interrupting Rating:
- 65 kA at 600 Volt AC (UL 489)
- Terminal Type:
- Line/Load Lug
- Frame Type:
- ND
- Maximum AC Voltage Rating:
- 600 V
- Short Description:
- 600 VAC, 1000 A, 100 kA, 3-Pole, 1/0 AWG to 500 KCMIL Copper/Aluminum, Line/Load Lug Terminal, MD Frame, LI Sensitrip, Electronic Trip
- Current Rating:
- 100 A
- Voltage Rating:
- 600 VAC
- Number of Poles:
- 3
- Country of Origin:
- MEX
MSRP $37,350.00Surplus $2,449.26 -
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Siemens SDG Circuit Breaker Accessories Breaker Mounting Kit D Frame SDG D FRAME VL BKR MTG KIT (P4)
MSRP $1,950.00Surplus $1,053.18SKU: C15-2436 Brand: Siemens MPN: SDG UPC: 040892191844 Shipping Weight: 0.93 lbs. Shipping Height: 2.10 In. Shipping Length: 6.30 In. Shipping Width: 6.20 In...- SKU:
- C15-2436
- Frame:
- D
- Short Description:
- D FRAME VL BKR MTG KIT (P4)
- Catalog:
- EmersonElectricCo-Appleton_00245_344-346_CAT.pdf
MSRP $1,950.00Surplus $1,053.18 -
Siemens SF6D Circuit Breaker Accessories
MSRP $3,088.45Surplus $1,111.84SKU: C15-7641 Brand: Siemens MPN: SF6D UPC: Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In. Product...- SKU:
- C15-7641
MSRP $3,088.45Surplus $1,111.84 -
Siemens SHMD6B800LSIH Molded Case Breakers (MCCBs)
MSRP $35,000.00Surplus $7,897.13SKU: C15-11435 Brand: Siemens MPN: SHMD6B800LSIH UPC: Shipping Weight: 54.45 lbs. Shipping Height: 13.00 In. Shipping Length: 19.00 In. Shipping Width: 11.00 In...- SKU:
- C15-11435
- Current Rating:
- 800 A
- Series:
- SHMD
- Interrupting Rating:
- 65kA@480V
- Number of Poles:
- 3
- Number of Phases:
- 3
- Voltage Rating:
- 600 V
- Short Description:
- Siemens, Sentron Series, type SHMD, 3PH, 3P, 600V, 800A, 65kA@480V, Feed-Thru connection, 100% rated, complete with Sensitrip IV series trip unit with LSI - Long-Time,
- Country of Origin:
- Mexico
MSRP $35,000.00Surplus $7,897.13 -
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Siemens SHND69120ANGTH Molded Case Breakers (MCCBs) 3P
MSRP $41,646.00Surplus $14,992.56Siemens SHND69120ANGTH Molded Case Breakers (MCCBs) 3P​ ARCA SKU: C15-7677 Brand: Siemens MPN: SHND69120ANGTH UPC: Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping...- SKU:
- C15-7677
MSRP $41,646.00Surplus $14,992.56
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