FB2030L - 30Amp Circuit Breaker

FB2030L - 30Amp Circuit Breaker

Finding the right replacement breaker isn't just about matching the amp rating. The physical fit, interrupting capacity, trip characteristics, and terminal configuration all need to line up with the original equipment. The FB2030L checks those boxes for applications that require a 30 Amp, 2-pole FB thermal-magnetic circuit breaker.

Whether you're servicing a manufacturing facility, commercial building, or institutional property, keeping existing distribution equipment operating properly often comes down to installing the correct replacement components. The FB2030L is built to last and serves as a form, fit, and functional replacement for compatible FB-series equipment, allowing maintenance work to be completed without altering the original system design.

Key Features and Benefits

• 30 Amp current rating
• Two-pole configuration
• Thermal-magnetic protection against overloads and short circuits
• Factory-installed, non-interchangeable trip unit
• Rated for operation in 40°C ambient conditions
• Includes both line-side and load-side terminals
• Fits compatible FB-series electrical equipment
• Suitable for form, fit, and functional replacement applications
• Built to last for continued service in existing electrical systems

Technical Specifications

• Catalog Number: FB2030L
  
• Type: FB
  
• Product Type: Thermal-Magnetic Circuit Breaker
  
• Amperage: 30 Amps
  
• Poles: 2
  
• Voltage Rating: 480VAC / 240VAC
  
• Interrupting Rating: 14kA @ 480VAC; 25kA @ 240VAC
  
• Trip Unit: Non-Interchangeable
  
• Ambient Rating: 40°C
  
• Terminals: Line-Side and Load-Side Included
  
• Dimensions:
  • Height: 6.00 in.
  • Width: 2.75 in.
  • Depth: 3.38 in.
• Dimensions: 2.75 in. W × 6.00 in. H × 3.38 in. D
  
• Approximate Shipping Weight: 4.00 lbs.
  

Material Compliance and Certifications

The FB2030L is intended for use in compatible FB-series electrical equipment within its published electrical ratings. Compatibility should always be confirmed before installation. Installation should be completed by qualified personnel and in accordance with the National Electrical Code (NEC), local electrical requirements, and the original equipment manufacturer's guidelines. No certifications or approvals are claimed beyond the specifications provided.

Where It Works Best

The FB2030L is commonly used in commercial, industrial, and institutional facilities where compatible FB-series panelboards or distribution equipment remain in service. It works well for protecting branch circuits serving HVAC systems, pumps, lighting, machinery, and other equipment that requires a 30 Amp, 2-pole thermal-magnetic circuit breaker. Because it includes both line-side and load-side terminals, it's well suited for maintenance projects where replacing the original breaker with the proper form, fit, and function is the goal.