2-Pole Circuit Breaker
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Collection: 2-Pole Circuit Breaker

Description:

A 2-pole circuit breaker is an electrical safety device designed to protect circuits carrying two "hot" wires in a single-phase or three-phase system. It is typically used for higher-voltage circuits, such as 240V in residential systems or specific commercial and industrial setups applications. Simultaneously disconnecting both poles (wires) during a fault or overload, ensures safety and prevents electrical hazards.

Applications of 2-Pole Circuit Breakers

Residential:
Used in 240V circuits for appliances like:

Electric water heaters
Air conditioners
Electric stoves and ovens
Clothes dryers
Commercial: Protects circuits in office buildings or retail spaces for equipment requiring higher voltages or power, such as HVAC systems or elevators.
Industrial: Essential in protecting motors, heavy machinery, and equipment that operate on higher voltage and require dual-phase connections.
Renewable Energy Systems: Used in solar inverters and battery systems to manage and protect circuits carrying higher voltages.
Data Centers: Protects circuits powering high-performance servers and other equipment requiring stable, high-voltage power supplies.
Portable Generators: Used to protect generator circuits providing 240V power for temporary setups.

  • Siemens B250H 2 Pole Low Voltage Bolt On Circuit Breaker 50 Amp 120/240 VAC 22 kA
    23%off
    Siemens B250H 2 Pole Low Voltage Bolt On Circuit Breaker 50 Amp 120/240 VAC 22 kA
    Sale price
    $108.00
    Regular price
    $140.39
  • Siemens B245HH 2 Pole Low Voltage Bolt On Circuit Breaker 45 Amp 120/240 VAC 65 kA
    23%off
    Siemens B245HH 2 Pole Low Voltage Bolt On Circuit Breaker 45 Amp 120/240 VAC 65 kA
    Sale price
    $236.20
    Regular price
    $306.80
  • Siemens B240HH 2 Pole Low Voltage Bolt On Circuit Breaker 40 Amp 120/240 VAC 65 kA
    23%off
    Siemens B240HH 2 Pole Low Voltage Bolt On Circuit Breaker 40 Amp 120/240 VAC 65 kA
    Sale price
    $236.20
    Regular price
    $306.80
  • Siemens QE260 2 Pole 60 Amp 120/240 VAC 10 kA GFEP 30mA Plug In Circuit Breaker
    Siemens QE260 2 Pole 60 Amp 120/240 VAC 10 kA GFEP 30mA Plug In Circuit Breaker
  • Siemens QE240 2 Pole 40 Amp 120/240 VAC 10 kA GFEP 30mA Plug In Circuit Breaker
    Siemens QE240 2 Pole 40 Amp 120/240 VAC 10 kA GFEP 30mA Plug In Circuit Breaker
  • Siemens QE230 2 Pole 30 Amp 120/240 VAC 10 kA GFEP 30mA Plug In Circuit Breaker
    49%off
    Siemens QE230 2 Pole 30 Amp 120/240 VAC 10 kA GFEP 30mA Plug In Circuit Breaker
    Sale price
    $385.60
    Regular price
    $760.00
  • Siemens QE220 2 Pole 20 Amp 120/240 VAC 10 kA GFEP 30mA Plug In Circuit Breaker
    Siemens QE220 2 Pole 20 Amp 120/240 VAC 10 kA GFEP 30mA Plug In Circuit Breaker
  • Siemens QE215 2 Pole 15 Amp 120/240 VAC 10 kA GFEP 30mA Plug In Circuit Breaker
    46%off
    Siemens QE215 2 Pole 15 Amp 120/240 VAC 10 kA GFEP 30mA Plug In Circuit Breaker
    Sale price
    $265.60
    Regular price
    $500.00
  • Siemens Q290H Type QPH 2 Pole 90 Amp 120/240 VAC 22 kA Plug In Circuit Breaker
    Siemens Q290H Type QPH 2 Pole 90 Amp 120/240 VAC 22 kA Plug In Circuit Breaker
  • Siemens Q290 Type QP 2 Pole 90 Amp 120/240 VAC 10 kA Plug In Circuit Breaker
    37%off
    Siemens Q290 Type QP 2 Pole 90 Amp 120/240 VAC 10 kA Plug In Circuit Breaker
    Sale price
    $75.00
    Regular price
    $120.00
  • Siemens Q280H Type QPH 2 Pole 80 Amp 120/240 VAC 22 kA Plug In Circuit Breaker
    47%off
    Siemens Q280H Type QPH 2 Pole 80 Amp 120/240 VAC 22 kA Plug In Circuit Breaker
    Sale price
    $130.70
    Regular price
    $250.00
  • Siemens Q270 Type QP 2 Pole 70 Amp 120/240 VAC 10 kA Plug In Circuit Breaker
    44%off
    Siemens Q270 Type QP 2 Pole 70 Amp 120/240 VAC 10 kA Plug In Circuit Breaker
    Sale price
    $55.32
    Regular price
    $100.00
  • Siemens Q260H Type QPH 2 Pole 60 Amp 120/240 VAC 22 kA Plug In Circuit Breaker
    Siemens Q260H Type QPH 2 Pole 60 Amp 120/240 VAC 22 kA Plug In Circuit Breaker
  • Siemens Q26000S01 Type QP 2 Pole 60 Amp 120/240 VAC 10 kA Plug In Circuit Breaker Shunt Trip
    44%off
    Siemens Q26000S01 Type QP 2 Pole 60 Amp 120/240 VAC 10 kA Plug In Circuit Breaker Shunt Trip
    Sale price
    $177.10
    Regular price
    $320.00
  • Siemens Q260 Type QP 2 Pole 60 Amp 120/240 VAC 10 kA Plug In Circuit Breaker
    Siemens Q260 Type QP 2 Pole 60 Amp 120/240 VAC 10 kA Plug In Circuit Breaker
  • Siemens Q250H Type QPH 2 Pole 50 Amp 120/240 VAC 22 kA Plug In Circuit Breaker
    Siemens Q250H Type QPH 2 Pole 50 Amp 120/240 VAC 22 kA Plug In Circuit Breaker

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