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FA36040CBA

Square D
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Square D FA36040CBA is a 3-pole molded case circuit breaker from the I-Line family, designed for overcurrent protection in commercial and industrial power distribution systems. It features a thermal magnetic trip unit with LI (Long-Time and Instantaneous) functions, rated for 600V AC and a continuous current of 40A, with an interrupting capacity of 18kA at 480V. The breaker uses an I-Line style plug-in connection for direct mounting in compatible panelboards, has an F Frame size, and weighs 9 lb. It is built for standard 50-60Hz systems and operates in ambient temperatures up to 40°C. This breaker is suited for protecting branch circuits and feeders in manufacturing plants, commercial buildings, and other industrial environments requiring reliable circuit isolation and fault protection.

Key Features & Specifications
  • Manufacturer: Square D
  • Model: FA36040CBA
  • Type: Molded Case Circuit Breaker
  • Family: I-Line
  • Series/Frame: FA
  • Poles: 3
  • Current Rating: 40A
  • Voltage Rating: 600V
  • Interrupt Rating: 18kA at 480V, 14kA at 600V
  • Protection: Thermal Magnetic
  • Functions: LI - Long-Time and Instantaneous
  • Connection: I-Line Style Plug-In
  • Mounting Type: I-Line Plug-In
  • Phase: 3
  • Weight: 9 lb
  • Enclosure: Open (None)
  • Certifications: Suitable for 50-60Hz systems


Square D FA36040CBA - 3-Pole 40A Circuit Breaker