FA34040 - 40 Amp Circuit Breaker

FA34040 - 40 Amp Circuit Breaker

Looking for a dependable way to safeguard your electrical systems? The FA34040 40 Amp Circuit Breaker delivers solid overload and short‐circuit protection without taking up extra space. Designed for fast I-Line installation and built with thermal-magnetic trip technology, this breaker is ideal when you need reliable performance and simple set-up. Whether it’s new installations or upgrades of existing panels, the FA34040 gives you peace of mind and space‐saving efficiency in one package.

Key Features & Benefits

• Thermal-Magnetic Trip Unit: Combines accurate overload protection with quick response to short-circuit events for elevated safety.
• Compact, Durable Design: Its smaller footprint lets you make efficient use of panel space while still delivering high performance.
• Convenient Installation: The I-Line mounting mode simplifies the mounting and wiring process—reducing downtime and labor costs.
• Versatile Usage: Works well across industrial and commercial electrical systems—HVAC, lighting, power distribution—all benefit from the protection it provides.
  

Technical Specifications

• Trip Unit Technology: Thermal-Magnetic
  
• Line Rated Current: 40 A
  
• Number of Poles: 3P
  
• Breaking Capacity (AIC):
  • 18k A @ 480 V AC
  • 25k A @ 240 V AC
• Mounting Mode: I-Line
  
• Magnetic Hold Current: 400 A
  
• Magnetic Tripping Current: 850 A
  
• Electrical Connection: Lugs (load); I-Line connection (line)
  
• Dimensions:
  • Height: 6.4 in (162.6 mm)
  • Width: 4.5 in (114.3 mm)
  • Depth: 4.13 in (104.9 mm)

Material Compliance & Certifications

• Certifications: UL Listed, CSA Certified
• Environmental Compliance: Meets RoHS & REACh standards
• Sustainability Features: Includes a “Green Premium” label attesting to superior environmental performance and comes with a Product Environmental Profile and Environmental Disclosure.
  

Where It Works Best

• The FA34040 is a solid choice for a wide range of applications: commercial power distribution, industrial control panels, HVAC systems, lighting loads, and anywhere you need reliable 40 Amp protection. With its HACR rating (heating/air-conditioning/refrigeration), it’s particularly suited for HVAC equipment too. Whether you’re installing new infrastructure or upgrading older breakers, this model gives you dependable performance and easy integration.