FB2070L - 70Amp Circuit Breaker

FB2070L - 70Amp Circuit Breaker

When you're replacing a breaker in an existing electrical distribution system, matching the original specifications is essential. The FB2070L is a 70 Amp, 2-pole FB thermal-magnetic circuit breaker built as a form, fit, and functional replacement for compatible legacy electrical equipment. Whether you're performing scheduled maintenance, replacing a failed breaker, or servicing an existing panel, this unit provides the electrical ratings and physical dimensions needed to help keep your system operating as originally intended.

Key Features and Benefits

• 70 Amp circuit breaker for compatible FB electrical systems
• Two-pole configuration for branch circuit protection
• Thermal-magnetic trip mechanism helps protect against overloads and short circuits
• Non-interchangeable factory-installed trip unit
• Includes both line-side and load-side terminals for installation and replacement applications
• Interrupting rating of 14kA at 480VAC
• Interrupting rating of 25kA at 240VAC
• Rated for operation in 40°C ambient temperatures
• Form, fit, and functional replacement for compatible FB circuit breaker applications
• Built to last for continued service in commercial, industrial, and institutional electrical systems

Technical Specifications

• Part Number: FB2070L
  
• Type: FB
  
• Product Type: Thermal-Magnetic Circuit Breaker
  
• Amperage: 70 Amps
  
• Poles: 2
  
• Interrupting Rating: 14kA @ 480VAC; 25kA @ 240VAC
  
• Trip Unit: Non-Interchangeable
  
• Ambient Rating: 40°C
  
• Terminals: Line-side and load-side terminals 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

No specific material compliance information or third-party certifications have been provided for the FB2070L. Before installation, verify that the breaker's amperage, pole configuration, interrupting capacity, dimensions, and terminal arrangement match the equipment being serviced. Installation should be performed by a qualified electrician in accordance with the National Electrical Code (NEC), applicable local electrical codes, and the original equipment manufacturer's recommendations. The FB2070L is intended as a form, fit, and functional replacement when its published specifications match the original application.

Where It Works Best

The FB2070L is well suited for maintaining existing commercial, industrial, and institutional electrical systems that use compatible FB-series circuit breakers. It is commonly installed in branch circuits serving HVAC equipment, motors, pumps, lighting systems, machinery, and general power distribution.