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
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Siemens ED21B050 Molded Case Breakers (MCCBs)
MSRP $743.27Surplus $200.68SKU: C15-15821 Brand: Siemens MPN: ED21B050 UPC: 78364320877 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-15821
- Terminal Type:
- Load Lug
- Short Description:
- 120 VAC 50/60 Hz, 125 VDC, 50 A, 10 kA, 1-Pole, 10 to 4 AWG Copper/Aluminum, Load Lug Terminal, ED Frame, Thermal Magnetic Trip Unit, Molded Case Circuit Breaker
- Catalog:
- SiemensAG_01698_17_78-17_80_CAT.pdf
- Type:
- Thermal Magnetic
- Current Rating:
- 50 A
- Voltage Rating:
- 120 VAC, 125 VDC
- Frame Type:
- ED
- Installation/Operator:
- SiemensAG_00313_INST.pdf
- Maximum DC Voltage Rating:
- 125 V
- Interrupting Rating:
- 10 kA at 120 VAC (UL 489), 5 kA at 125 VDC (UL 489)
- Country of Origin:
- USA
- Maximum AC Voltage Rating:
- 120 V
- Size:
- 1 Inch Width x 4.56 Inch Depth x 6.35 Inch Height
- Series:
- ED2
- Number of Poles:
- 1
- Approval:
- UL 489, IEC 947-2
MSRP $743.27Surplus $200.68
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