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Siemens QF2B030 - 30A 2-Pole Bolt-On Circuit Breaker

Siemens
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Siemens QF2B030 is a 30 Amp 2 Pole 120/240V BQ bolt-on circuit breaker engineered for overcurrent and short-circuit protection in commercial and industrial load centers and panelboards. It utilizes a thermal-magnetic trip mechanism to provide reliable protection against both sustained overloads and high-level faults, with a 10 kA interrupting rating. The molded case construction houses a toggle actuator and includes load side lugs for secure wiring, accommodating copper conductors from 14 AWG to 6 AWG and aluminum conductors from 12 AWG to 6 AWG. This breaker is UL Listed and CSA Approved, ensuring compliance with North American safety standards, and is rated for continuous operation at 104°F. It is typically applied in branch circuit protection for lighting, motor, and distribution panels requiring a compact, bolt-on mounting solution.

Key Features & Specifications
  • Manufacturer: Siemens
  • Item Subcategory: Load Center
  • Weight: 1 lb
  • Series/Frame: BQ
  • Amperage: 30 Amp
  • Voltage: 120/240V
  • Poles: 2
  • Mounting Type: Bolt-On
  • Interrupt Rating: 10 kA
  • Connection: Load Side Lugs
  • Actuator Type: Toggle
  • Standards: UL Listed, CSA Approved
  • Temperature Rating: 104°F
  • Wire Size: 6 AWG Max, 12 AWG (Al), 14 AWG (Cu) Min