B245 - 45Amp Circuit Breaker

B245 - 45Amp Circuit Breaker

The Siemens B245 is a robust and dependable 45-amp, 2-pole circuit breaker specifically tailored for 120/240V electrical systems. It plays a crucial role in protecting against overloads and short circuits, ensuring the safety and reliability of your electrical infrastructure. With an impressive interrupt rating of 10kA, this circuit breaker safeguards your circuits and connected equipment from potentially damaging high fault currents, providing peace of mind in any setting.

In addition to its compact size, the B245 is exceptionally efficient, making it an ideal solution for a variety of applications—whether you're working on a residential project or a commercial setup.

Key Features and Benefits

• 45A 2-pole protection for homes and businesses
• 10kA interrupt rating for reliable fault protection
• BL design for easy panelboard installation
• Bolt-on mounting for stable connections
• Compact size to maximize panel space
  

Technical Specifications

• Catalog Number: B245
  
• Manufacturer: Siemens
  
• Current Rating: 45A
  
• Voltage Rating: 120/240V AC
  
• Number of Poles: 2
  
• Interrupt Rating: 10kA
  
• Connection Type: Bolt-On
  
• Dimensions (HxWxD): 2 x 3 x 3 in
  
• Net Weight: 0.639 lb
  
• Standard Compliance: UL 489
  

Material Compliance and Certifications

• UL 489 listed for safety and performance
• Suitable for residential and commercial electrical systems
  

Where It Works Best

• Residential and commercial electrical panels
• HVAC systems and branch circuits
• Lighting and general power distribution
• Systems requiring dependable fault protection