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 Q170 Miniature Circuit Breakers (MCBs) 1P 70A
MSRP $123.54Surplus $24.19Siemens Q170 Miniature Circuit Breakers (MCBs) 1P 70A​ ARCA SKU: C15-6345 Brand: Siemens MPN: Q170 UPC: 66286200399 Shipping Weight: 0.30 lbs. Shipping Height: 3.00 In. Shipping...- SKU:
- C15-6345
- TS PIK:
- 115580534
- Size:
- 1 Inch W x 3 Inch D x 3-1/8 Inch H
- Mounting:
- Plug-On
- Used On:
- Loadcenter
- Current Rating:
- 70 A
- Interrupting Rating:
- 10 kA
- Short Description:
- 120/240 VAC, 70 A, 10 kA, 1-Pole, 8 to 2/0 AWG Copper/Aluminum, Load Lug Terminal, Plug-In Mount, QP Frame, Thermal Magnetic Trip Unit, Miniature Circuit Breaker for Load Center
- Number of Poles:
- 1
- Voltage Rating:
- 120 VAC
- Wire Size:
- 8 to 2/0 AWG (Copper/Aluminum)
- Data Sheet:
- SiemensAG_06980_1_DATA.pdf
- Installation/Operator:
- SiemensAG_00215_INST.pdf
- Terminal Type:
- Load Lug
- Catalog:
- SiemensAG_00562_1_41_1_46_1_47_CAT.pdf
- Type:
- Thermal and Fixed Magnetic
- Country of Origin:
- MEX
- Approval:
- UL 489, CSA C22.2
MSRP $123.54Surplus $24.19 -
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Siemens B170 Miniature Circuit Breakers (MCBs)
MSRP $183.78Surplus $49.62SKU: C15-15387 Brand: Siemens MPN: B170 UPC: 78364326351 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-15387
- Approval:
- UL 489, CSA C22.2
- Installation/Operator:
- SiemensAG_00215_INST.pdf
- Interrupting Rating:
- 10 kA at 120 VAC (UL)
- Number of Poles:
- 1
- Country of Origin:
- MEX
- Short Description:
- 120 VAC, 70 A, 10 kA, 1-Pole, Bolt-On Mount, Molded Case, Thermal Magnetic Trip Unit, Branch, Panelboard Circuit Breaker
- Current Rating:
- 70 A
- Catalog:
- SiemensAG_00564_7_29_CAT.pdf
- Data Sheet:
- SiemensAG_05180_1_DATA.pdf
- Installation:
- Bolt-On
- Application:
- Lighting, Distribution
- Used On:
- P1/P2/P3/P4/P5 Panelboard
- Voltage Rating:
- 120 VAC at 50/60 Hz (UL)
- Type:
- Molded Case, Thermal and Fixed Magnetic
MSRP $183.78Surplus $49.62 -
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Siemens B170H Miniature Circuit Breakers (MCBs)
MSRP $68.61Surplus $45.63SKU: C15-10307 Brand: Siemens MPN: B170H UPC: 78364326388 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-10307
- TS PIK:
- 115554972
- Type:
- Molded Case, Thermal Magnetic
- Number of Poles:
- 1
- Interrupting Rating:
- 22 kA at 120 VAC
- Installation/Operator:
- SiemensAG_00053_INST.pdf
- Country of Origin:
- MEX
- Short Description:
- 120 VAC, 70 A, 22 kA Interrupt, 1-Pole, Molded Case, Thermal Magnetic, Panelboard Circuit Breaker
- Installation:
- Bolt-On
- Catalog:
- SiemensAG_23946_10_16_CAT.pdf
- Application:
- Lighting, Distribution
- Approval:
- UL 489, CSA C22.2
- Used On:
- Panelboard
- Current Rating:
- 70 A
- Voltage Rating:
- 120 VAC
MSRP $68.61Surplus $45.63 -
Siemens BQ1B070 Miniature Circuit Breakers (MCBs) 70A 120V
MSRP $116.39Surplus $45.70Siemens BQ1B070 Miniature Circuit Breakers (MCBs) 70A 120V​ ARCA SKU: C15-6131 Brand: Siemens MPN: BQ1B070 UPC: 78364316118 Shipping Weight: 0.35 lbs. Shipping Height: 3.00 In...- SKU:
- C15-6131
- TS PIK:
- 124234486
- Catalog:
- SiemensAG_57191_7_4_7_5_7_8_7_38_7_39_7_156_CAT.pdf
- Short Description:
- 120/240 VAC, 70 A, 10 kA Interrupt, 1-Pole, BQ Frame, Load Lug Terminal, Low Vage, Circuit Protector, Molded Case, Non-Interchangeable Trip Circuit Breaker
- Number of Poles:
- 1
- Type:
- Molded Case, Low Vage, Circuit Protector
- Size:
- 1 Inch Width x 3 Inch Depth x 4 Inch Height
- Interrupting Rating:
- 10 kA
- Terminal Type:
- Load Lug
- Voltage Rating:
- 120/240 VAC
- Current Rating:
- 70 A
- Country of Origin:
- Mexico
- Approval:
- UL 489
- Maximum AC Voltage Rating:
- 240 V
MSRP $116.39Surplus $45.70 -
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Siemens BQD170 Miniature Circuit Breakers (MCBs)
MSRP $579.91Surplus $156.58SKU: C15-15676 Brand: Siemens MPN: BQD170 UPC: 78364327717 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-15676
- Country of Origin:
- MEX
- Series:
- BQD
- Number of Poles:
- 1
- Voltage Rating:
- 277 VAC at 50/60 Hz, 125 VDC (UL)
- Short Description:
- 277 VAC, 70 A, 14 kA, 1-Pole, Low-Tab Mount, Molded Case, Thermal Magnetic Trip Unit, Branch, Panelboard Circuit Breaker
- Installation/Operator:
- SiemensAG_00221_INST.pdf
- Interrupting Rating:
- 14 kA at 277 VAC/125 VDC (UL)
- Type:
- Branch, Molded Case, Thermal and Fixed Magnetic
- Approval:
- UL
- Used On:
- P1/P2/P3/P4/P5 Panelboard
- Application:
- Lighting, Distribution
- Catalog:
- SiemensAG_00565_11_16_CAT.pdf
- Installation:
- Bolt-On
- Data Sheet:
- SiemensAG_05420_1_DATA.pdf
- Current Rating:
- 70 A
MSRP $579.91Surplus $156.58
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