B220 - 20Amp Circuit Breaker

B220 - 20Amp Circuit Breaker

The Siemens B220 BL 20A 2-Pole 120/240V Circuit Breaker is designed to keep your electrical system protected without making the job complicated. Whether you’re updating a residential panel or handling routine commercial electrical work, this breaker delivers dependable performance where it counts. Its thermal-magnetic trip helps protect circuits from overloads and short circuits, reacting quickly to help prevent damage to wiring and connected equipment.

With a 10kA interrupt rating, the B220 is a solid fit for everyday electrical distribution applications. The bolt-on design installs securely into compatible panelboards and helps keep the setup clean and organized. From lighting circuits and HVAC systems to appliance connections and general branch circuits, this Siemens breaker is built for reliable, long-term use in the places that matter most.

Key Features and Benefits

• 2-pole, 20A breaker: for 120/240V systems
• Thermal-magnetic trip: helps guard against overloads and short circuits
• 10kA interrupt rating: for dependable circuit protection
• Bolt-on mounting style: for secure installation
• Compact design: helps save panel space
  

Technical Specifications

• Type: BL Molded Case Circuit Breaker
  
• Poles: 2P
  
• Voltage Rating: 120/240V AC
  
• Amperage Rating: 20A
  
• Interrupt Rating: 10,000A
  
• Trip Type: Thermal Magnetic
  
• Dimensions:
  • Depth: 3"
  • Height: 2"
  • Width: 3"
• UL 489 Listed
  

Material Compliance and Certifications

• UL Listed: Manufactured to meet recognized industry safety standards for reliable long-term operation.
  

Where It Works Best

• Residential electrical panels
• Commercial panelboards
• Lighting circuits
• HVAC systems
• Appliance circuits
• General electrical distribution systems